redesigned app settings and switch to rust crypto (#1988)

* rework general settings

* account settings - WIP

* add missing key prop

* add object url hook

* extract wide modal styles

* profile settings and image editor - WIP

* add outline style to upload card

* remove file param from bind upload atom hook

* add compact variant to upload card

* add  compact upload card renderer

* add option to update profile avatar

* add option to change profile displayname

* allow displayname change based on capabilities check

* rearrange settings components into folders

* add system notification settings

* add initial page param in settings

* convert account data hook to typescript

* add push rule hook

* add notification mode hook

* add notification mode switcher component

* add all messages notification settings options

* add special messages notification settings

* add keyword notifications

* add ignored users section

* improve ignore user list strings

* add about settings

* add access token option in about settings

* add developer tools settings

* add expand button to account data dev tool option

* update folds

* fix editable active element textarea check

* do not close dialog when editable element in focus

* add text area plugins

* add text area intent handler hook

* add newline intent mod in text area

* add next line hotkey in text area intent hook

* add syntax error position dom utility function

* add account data editor

* add button to send new account data in dev tools

* improve custom emoji plugin

* add more custom emojis hooks

* add text util css

* add word break in setting tile title and description

* emojis and sticker user settings - WIP

* view image packs from settings

* emoji pack editing - WIP

* add option to edit pack meta

* change saved changes message

* add image edit and delete controls

* add option to upload pack images and apply changes

* fix state event type when updating image pack

* lazy load pack image tile img

* hide upload image button when user can not edit pack

* add option to add or remove global image packs

* upgrade to rust crypto (#2168)

* update matrix js sdk

* remove dead code

* use rust crypto

* update setPowerLevel usage

* fix types

* fix deprecated isRoomEncrypted method uses

* fix deprecated room.currentState uses

* fix deprecated import/export room keys func

* fix merge issues in image pack file

* fix remaining issues in image pack file

* start indexedDBStore

* update package lock and vite-plugin-top-level-await

* user session settings - WIP

* add useAsync hook

* add password stage uia

* add uia flow matrix error hook

* add UIA action component

* add options to delete sessions

* add sso uia stage

* fix SSO stage complete error

* encryption - WIP

* update user settings encryption terminology

* add default variant to password input

* use password input in uia password stage

* add options for local backup in user settings

* remove typo in import local backup password input label

* online backup - WIP

* fix uia sso action

* move access token settings from about to developer tools

* merge encryption tab into sessions and rename it to devices

* add device placeholder tile

* add logout dialog

* add logout button for current device

* move other devices in component

* render unverified device verification tile

* add learn more section for current device verification

* add device verification status badge

* add info card component

* add index file for password input component

* add types for secret storage

* add component to access secret storage key

* manual verification - WIP

* update matrix-js-sdk to v35

* add manual verification

* use react query for device list

* show unverified tab on sidebar

* fix device list updates

* add session key details to current device

* render restore encryption backup

* fix loading state of restore backup

* fix unverified tab settings closes after verification

* key backup tile - WIP

* fix unverified tab badge

* rename session key to device key in device tile

* improve backup restore functionality

* fix restore button enabled after layout reload during restoring backup

* update backup info on status change

* add backup disconnection failures

* add device verification using sas

* restore backup after verification

* show option to logout on startup error screen

* fix key backup hook update on decryption key cached

* add option to enable device verification

* add device verification reset dialog

* add logout button in settings drawer

* add encrypted message lost on logout

* fix backup restore never finish with 0 keys

* fix setup dialog hides when enabling device verification

* show backup details in menu

* update setup device verification body copy

* replace deprecated method

* fix displayname appear as mxid in settings

* remove old refactored codes

* fix types

package.json

@@ -44,7 +44,7 @@
     "file-saver": "2.0.5",
     "flux": "4.0.3",
     "focus-trap-react": "10.0.2",
-    "folds": "2.0.0",
+    "folds": "2.1.0",
     "formik": "2.4.6",
     "html-dom-parser": "4.0.0",
     "html-react-parser": "4.2.0",
@@ -56,7 +56,7 @@
     "jotai": "2.6.0",
     "linkify-react": "4.1.3",
     "linkifyjs": "4.1.3",
-    "matrix-js-sdk": "34.11.1",
+    "matrix-js-sdk": "35.0.0",
     "millify": "6.1.0",
     "pdfjs-dist": "4.2.67",
     "prismjs": "1.29.0",
@@ -108,6 +108,6 @@
     "vite": "5.0.13",
     "vite-plugin-pwa": "0.20.5",
     "vite-plugin-static-copy": "1.0.4",
-    "vite-plugin-top-level-await": "1.4.1"
+    "vite-plugin-top-level-await": "1.4.4"
   }
 }

src/app/components/ActionUIA.tsx

@@ -0,0 +1,73 @@
+import React, { ReactNode } from 'react';
+import { AuthDict, AuthType, IAuthData, UIAFlow } from 'matrix-js-sdk';
+import { getUIAFlowForStages } from '../utils/matrix-uia';
+import { useSupportedUIAFlows, useUIACompleted, useUIAFlow } from '../hooks/useUIAFlows';
+import { UIAFlowOverlay } from './UIAFlowOverlay';
+import { PasswordStage, SSOStage } from './uia-stages';
+import { useMatrixClient } from '../hooks/useMatrixClient';
+
+export const SUPPORTED_IN_APP_UIA_STAGES = [AuthType.Password, AuthType.Sso];
+
+export const pickUIAFlow = (uiaFlows: UIAFlow[]): UIAFlow | undefined => {
+  const passwordFlow = getUIAFlowForStages(uiaFlows, [AuthType.Password]);
+  if (passwordFlow) return passwordFlow;
+  return getUIAFlowForStages(uiaFlows, [AuthType.Sso]);
+};
+
+type ActionUIAProps = {
+  authData: IAuthData;
+  ongoingFlow: UIAFlow;
+  action: (authDict: AuthDict) => void;
+  onCancel: () => void;
+};
+export function ActionUIA({ authData, ongoingFlow, action, onCancel }: ActionUIAProps) {
+  const mx = useMatrixClient();
+  const completed = useUIACompleted(authData);
+  const { getStageToComplete } = useUIAFlow(authData, ongoingFlow);
+
+  const stageToComplete = getStageToComplete();
+
+  if (!stageToComplete) return null;
+  return (
+    <UIAFlowOverlay
+      currentStep={completed.length + 1}
+      stepCount={ongoingFlow.stages.length}
+      onCancel={onCancel}
+    >
+      {stageToComplete.type === AuthType.Password && (
+        <PasswordStage
+          userId={mx.getUserId()!}
+          stageData={stageToComplete}
+          onCancel={onCancel}
+          submitAuthDict={action}
+        />
+      )}
+      {stageToComplete.type === AuthType.Sso && stageToComplete.session && (
+        <SSOStage
+          ssoRedirectURL={mx.getFallbackAuthUrl(AuthType.Sso, stageToComplete.session)}
+          stageData={stageToComplete}
+          onCancel={onCancel}
+          submitAuthDict={action}
+        />
+      )}
+    </UIAFlowOverlay>
+  );
+}
+
+type ActionUIAFlowsLoaderProps = {
+  authData: IAuthData;
+  unsupported: () => ReactNode;
+  children: (ongoingFlow: UIAFlow) => ReactNode;
+};
+export function ActionUIAFlowsLoader({
+  authData,
+  unsupported,
+  children,
+}: ActionUIAFlowsLoaderProps) {
+  const supportedFlows = useSupportedUIAFlows(authData.flows ?? [], SUPPORTED_IN_APP_UIA_STAGES);
+  const ongoingFlow = supportedFlows.length > 0 ? supportedFlows[0] : undefined;
+
+  if (!ongoingFlow) return unsupported();
+
+  return children(ongoingFlow);
+}

src/app/components/BackupRestore.tsx

@@ -0,0 +1,281 @@
+import React, { MouseEventHandler, useCallback, useState } from 'react';
+import { useAtom } from 'jotai';
+import { CryptoApi, KeyBackupInfo } from 'matrix-js-sdk/lib/crypto-api';
+import {
+  Badge,
+  Box,
+  Button,
+  color,
+  config,
+  Icon,
+  IconButton,
+  Icons,
+  Menu,
+  percent,
+  PopOut,
+  ProgressBar,
+  RectCords,
+  Spinner,
+  Text,
+} from 'folds';
+import FocusTrap from 'focus-trap-react';
+import { BackupProgressStatus, backupRestoreProgressAtom } from '../state/backupRestore';
+import { InfoCard } from './info-card';
+import { AsyncStatus, useAsyncCallback } from '../hooks/useAsyncCallback';
+import {
+  useKeyBackupInfo,
+  useKeyBackupStatus,
+  useKeyBackupSync,
+  useKeyBackupTrust,
+} from '../hooks/useKeyBackup';
+import { stopPropagation } from '../utils/keyboard';
+import { useRestoreBackupOnVerification } from '../hooks/useRestoreBackupOnVerification';
+
+type BackupStatusProps = {
+  enabled: boolean;
+};
+function BackupStatus({ enabled }: BackupStatusProps) {
+  return (
+    <Box as="span" gap="100" alignItems="Center">
+      <Badge variant={enabled ? 'Success' : 'Critical'} fill="Solid" size="200" radii="Pill" />
+      <Text
+        as="span"
+        size="L400"
+        style={{ color: enabled ? color.Success.Main : color.Critical.Main }}
+      >
+        {enabled ? 'Connected' : 'Disconnected'}
+      </Text>
+    </Box>
+  );
+}
+type BackupSyncingProps = {
+  count: number;
+};
+function BackupSyncing({ count }: BackupSyncingProps) {
+  return (
+    <Box as="span" gap="100" alignItems="Center">
+      <Spinner size="50" variant="Primary" fill="Soft" />
+      <Text as="span" size="L400" style={{ color: color.Primary.Main }}>
+        Syncing ({count})
+      </Text>
+    </Box>
+  );
+}
+
+function BackupProgressFetching() {
+  return (
+    <Box grow="Yes" gap="200" alignItems="Center">
+      <Badge variant="Secondary" fill="Solid" radii="300">
+        <Text size="L400">Restoring: 0%</Text>
+      </Badge>
+      <Box grow="Yes" direction="Column">
+        <ProgressBar variant="Secondary" size="300" min={0} max={1} value={0} />
+      </Box>
+      <Spinner size="50" variant="Secondary" fill="Soft" />
+    </Box>
+  );
+}
+
+type BackupProgressProps = {
+  total: number;
+  downloaded: number;
+};
+function BackupProgress({ total, downloaded }: BackupProgressProps) {
+  return (
+    <Box grow="Yes" gap="200" alignItems="Center">
+      <Badge variant="Secondary" fill="Solid" radii="300">
+        <Text size="L400">Restoring: {`${Math.round(percent(0, total, downloaded))}%`}</Text>
+      </Badge>
+      <Box grow="Yes" direction="Column">
+        <ProgressBar variant="Secondary" size="300" min={0} max={total} value={downloaded} />
+      </Box>
+      <Badge variant="Secondary" fill="Soft" radii="Pill">
+        <Text size="L400">
+          {downloaded} / {total}
+        </Text>
+      </Badge>
+    </Box>
+  );
+}
+
+type BackupTrustInfoProps = {
+  crypto: CryptoApi;
+  backupInfo: KeyBackupInfo;
+};
+function BackupTrustInfo({ crypto, backupInfo }: BackupTrustInfoProps) {
+  const trust = useKeyBackupTrust(crypto, backupInfo);
+
+  if (!trust) return null;
+
+  return (
+    <Box direction="Column">
+      {trust.matchesDecryptionKey ? (
+        <Text size="T200" style={{ color: color.Success.Main }}>
+          <b>Backup has trusted decryption key.</b>
+        </Text>
+      ) : (
+        <Text size="T200" style={{ color: color.Critical.Main }}>
+          <b>Backup does not have trusted decryption key!</b>
+        </Text>
+      )}
+      {trust.trusted ? (
+        <Text size="T200" style={{ color: color.Success.Main }}>
+          <b>Backup has trusted by signature.</b>
+        </Text>
+      ) : (
+        <Text size="T200" style={{ color: color.Critical.Main }}>
+          <b>Backup does not have trusted signature!</b>
+        </Text>
+      )}
+    </Box>
+  );
+}
+
+type BackupRestoreTileProps = {
+  crypto: CryptoApi;
+};
+export function BackupRestoreTile({ crypto }: BackupRestoreTileProps) {
+  const [restoreProgress, setRestoreProgress] = useAtom(backupRestoreProgressAtom);
+  const restoring =
+    restoreProgress.status === BackupProgressStatus.Fetching ||
+    restoreProgress.status === BackupProgressStatus.Loading;
+
+  const backupEnabled = useKeyBackupStatus(crypto);
+  const backupInfo = useKeyBackupInfo(crypto);
+  const [remainingSession, syncFailure] = useKeyBackupSync();
+
+  const [menuCords, setMenuCords] = useState<RectCords>();
+
+  const handleMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    setMenuCords(evt.currentTarget.getBoundingClientRect());
+  };
+
+  const [restoreState, restoreBackup] = useAsyncCallback<void, Error, []>(
+    useCallback(async () => {
+      await crypto.restoreKeyBackup({
+        progressCallback(progress) {
+          setRestoreProgress(progress);
+        },
+      });
+    }, [crypto, setRestoreProgress])
+  );
+
+  const handleRestore = () => {
+    setMenuCords(undefined);
+    restoreBackup();
+  };
+
+  return (
+    <InfoCard
+      variant="Surface"
+      title="Encryption Backup"
+      after={
+        <Box alignItems="Center" gap="200">
+          {remainingSession === 0 ? (
+            <BackupStatus enabled={backupEnabled} />
+          ) : (
+            <BackupSyncing count={remainingSession} />
+          )}
+          <IconButton
+            aria-pressed={!!menuCords}
+            size="300"
+            variant="Surface"
+            radii="300"
+            onClick={handleMenu}
+          >
+            <Icon size="100" src={Icons.VerticalDots} />
+          </IconButton>
+          <PopOut
+            anchor={menuCords}
+            offset={5}
+            position="Bottom"
+            align="End"
+            content={
+              <FocusTrap
+                focusTrapOptions={{
+                  initialFocus: false,
+                  onDeactivate: () => setMenuCords(undefined),
+                  clickOutsideDeactivates: true,
+                  isKeyForward: (evt: KeyboardEvent) =>
+                    evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+                  isKeyBackward: (evt: KeyboardEvent) =>
+                    evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+                  escapeDeactivates: stopPropagation,
+                }}
+              >
+                <Menu
+                  style={{
+                    padding: config.space.S100,
+                  }}
+                >
+                  <Box direction="Column" gap="100">
+                    <Box direction="Column" gap="200">
+                      <InfoCard
+                        variant="SurfaceVariant"
+                        title="Backup Details"
+                        description={
+                          <>
+                            <span>Version: {backupInfo?.version ?? 'NIL'}</span>
+                            <br />
+                            <span>Keys: {backupInfo?.count ?? 'NIL'}</span>
+                          </>
+                        }
+                      />
+                    </Box>
+                    <Button
+                      size="300"
+                      variant="Success"
+                      radii="300"
+                      aria-disabled={restoreState.status === AsyncStatus.Loading || restoring}
+                      onClick={
+                        restoreState.status === AsyncStatus.Loading || restoring
+                          ? undefined
+                          : handleRestore
+                      }
+                      before={<Icon size="100" src={Icons.Download} />}
+                    >
+                      <Text size="B300">Restore Backup</Text>
+                    </Button>
+                  </Box>
+                </Menu>
+              </FocusTrap>
+            }
+          />
+        </Box>
+      }
+    >
+      {syncFailure && (
+        <Text size="T200" style={{ color: color.Critical.Main }}>
+          <b>{syncFailure}</b>
+        </Text>
+      )}
+      {!backupEnabled && backupInfo === null && (
+        <Text size="T200" style={{ color: color.Critical.Main }}>
+          <b>No backup present on server!</b>
+        </Text>
+      )}
+      {!syncFailure && !backupEnabled && backupInfo && (
+        <BackupTrustInfo crypto={crypto} backupInfo={backupInfo} />
+      )}
+      {restoreState.status === AsyncStatus.Loading && !restoring && <BackupProgressFetching />}
+      {restoreProgress.status === BackupProgressStatus.Fetching && <BackupProgressFetching />}
+      {restoreProgress.status === BackupProgressStatus.Loading && (
+        <BackupProgress
+          total={restoreProgress.data.total}
+          downloaded={restoreProgress.data.downloaded}
+        />
+      )}
+      {restoreState.status === AsyncStatus.Error && (
+        <Text size="T200" style={{ color: color.Critical.Main }}>
+          <b>{restoreState.error.message}</b>
+        </Text>
+      )}
+    </InfoCard>
+  );
+}
+
+export function AutoRestoreBackupOnVerification() {
+  useRestoreBackupOnVerification();
+
+  return null;
+}

src/app/components/CapabilitiesAndMediaConfigLoader.tsx

@@ -19,7 +19,7 @@ export function CapabilitiesAndMediaConfigLoader({
     []
   >(
     useCallback(async () => {
-      const result = await Promise.allSettled([mx.getCapabilities(true), mx.getMediaConfig()]);
+      const result = await Promise.allSettled([mx.getCapabilities(), mx.getMediaConfig()]);
       const capabilities = promiseFulfilledResult(result[0]);
       const mediaConfig = promiseFulfilledResult(result[1]);
       return [capabilities, mediaConfig];

src/app/components/CapabilitiesLoader.tsx

@@ -9,7 +9,7 @@ type CapabilitiesLoaderProps = {
 export function CapabilitiesLoader({ children }: CapabilitiesLoaderProps) {
   const mx = useMatrixClient();
 
-  const [state, load] = useAsyncCallback(useCallback(() => mx.getCapabilities(true), [mx]));
+  const [state, load] = useAsyncCallback(useCallback(() => mx.getCapabilities(), [mx]));
 
   useEffect(() => {
     load();

src/app/components/DeviceVerification.tsx

@@ -0,0 +1,318 @@
+import {
+  ShowSasCallbacks,
+  VerificationPhase,
+  VerificationRequest,
+  Verifier,
+} from 'matrix-js-sdk/lib/crypto-api';
+import React, { CSSProperties, useCallback, useEffect, useState } from 'react';
+import { VerificationMethod } from 'matrix-js-sdk/lib/types';
+import {
+  Box,
+  Button,
+  config,
+  Dialog,
+  Header,
+  Icon,
+  IconButton,
+  Icons,
+  Overlay,
+  OverlayBackdrop,
+  OverlayCenter,
+  Spinner,
+  Text,
+} from 'folds';
+import FocusTrap from 'focus-trap-react';
+import {
+  useVerificationRequestPhase,
+  useVerificationRequestReceived,
+  useVerifierCancel,
+  useVerifierShowSas,
+} from '../hooks/useVerificationRequest';
+import { AsyncStatus, useAsyncCallback } from '../hooks/useAsyncCallback';
+import { ContainerColor } from '../styles/ContainerColor.css';
+
+const DialogHeaderStyles: CSSProperties = {
+  padding: `0 ${config.space.S200} 0 ${config.space.S400}`,
+  borderBottomWidth: config.borderWidth.B300,
+};
+
+type WaitingMessageProps = {
+  message: string;
+};
+function WaitingMessage({ message }: WaitingMessageProps) {
+  return (
+    <Box alignItems="Center" gap="200">
+      <Spinner variant="Secondary" size="200" />
+      <Text size="T300">{message}</Text>
+    </Box>
+  );
+}
+
+type VerificationUnexpectedProps = { message: string; onClose: () => void };
+function VerificationUnexpected({ message, onClose }: VerificationUnexpectedProps) {
+  return (
+    <Box direction="Column" gap="400">
+      <Text>{message}</Text>
+      <Button variant="Secondary" fill="Soft" onClick={onClose}>
+        <Text size="B400">Close</Text>
+      </Button>
+    </Box>
+  );
+}
+
+function VerificationWaitAccept() {
+  return (
+    <Box direction="Column" gap="400">
+      <Text>Please accept the request from other device.</Text>
+      <WaitingMessage message="Waiting for request to be accepted..." />
+    </Box>
+  );
+}
+
+type VerificationAcceptProps = {
+  onAccept: () => Promise<void>;
+};
+function VerificationAccept({ onAccept }: VerificationAcceptProps) {
+  const [acceptState, accept] = useAsyncCallback(onAccept);
+
+  const accepting = acceptState.status === AsyncStatus.Loading;
+  return (
+    <Box direction="Column" gap="400">
+      <Text>Click accept to start the verification process.</Text>
+      <Button
+        variant="Primary"
+        fill="Solid"
+        onClick={accept}
+        before={accepting && <Spinner size="100" variant="Primary" fill="Solid" />}
+        disabled={accepting}
+      >
+        <Text size="B400">Accept</Text>
+      </Button>
+    </Box>
+  );
+}
+
+function VerificationWaitStart() {
+  return (
+    <Box direction="Column" gap="400">
+      <Text>Verification request has been accepted.</Text>
+      <WaitingMessage message="Waiting for the response from other device..." />
+    </Box>
+  );
+}
+
+type VerificationStartProps = {
+  onStart: () => Promise<void>;
+};
+function AutoVerificationStart({ onStart }: VerificationStartProps) {
+  useEffect(() => {
+    onStart();
+  }, [onStart]);
+
+  return (
+    <Box direction="Column" gap="400">
+      <WaitingMessage message="Starting verification using emoji comparison..." />
+    </Box>
+  );
+}
+
+function CompareEmoji({ sasData }: { sasData: ShowSasCallbacks }) {
+  const [confirmState, confirm] = useAsyncCallback(useCallback(() => sasData.confirm(), [sasData]));
+
+  const confirming =
+    confirmState.status === AsyncStatus.Loading || confirmState.status === AsyncStatus.Success;
+
+  return (
+    <Box direction="Column" gap="400">
+      <Text>Confirm the emoji below are displayed on both devices, in the same order:</Text>
+      <Box
+        className={ContainerColor({ variant: 'SurfaceVariant' })}
+        style={{
+          borderRadius: config.radii.R400,
+          padding: config.space.S500,
+        }}
+        gap="700"
+        wrap="Wrap"
+        justifyContent="Center"
+      >
+        {sasData.sas.emoji?.map(([emoji, name], index) => (
+          <Box
+            // eslint-disable-next-line react/no-array-index-key
+            key={`${emoji}${name}${index}`}
+            direction="Column"
+            gap="100"
+            justifyContent="Center"
+            alignItems="Center"
+          >
+            <Text size="H1">{emoji}</Text>
+            <Text size="T200">{name}</Text>
+          </Box>
+        ))}
+      </Box>
+      <Box direction="Column" gap="200">
+        <Button
+          variant="Primary"
+          fill="Soft"
+          onClick={confirm}
+          disabled={confirming}
+          before={confirming && <Spinner size="100" variant="Primary" />}
+        >
+          <Text size="B400">They Match</Text>
+        </Button>
+        <Button
+          variant="Primary"
+          fill="Soft"
+          onClick={() => sasData.mismatch()}
+          disabled={confirming}
+        >
+          <Text size="B400">Do not Match</Text>
+        </Button>
+      </Box>
+    </Box>
+  );
+}
+
+type SasVerificationProps = {
+  verifier: Verifier;
+  onCancel: () => void;
+};
+function SasVerification({ verifier, onCancel }: SasVerificationProps) {
+  const [sasData, setSasData] = useState<ShowSasCallbacks>();
+
+  useVerifierShowSas(verifier, setSasData);
+  useVerifierCancel(verifier, onCancel);
+
+  useEffect(() => {
+    verifier.verify();
+  }, [verifier]);
+
+  if (sasData) {
+    return <CompareEmoji sasData={sasData} />;
+  }
+
+  return (
+    <Box direction="Column" gap="400">
+      <WaitingMessage message="Starting verification using emoji comparison..." />
+    </Box>
+  );
+}
+
+type VerificationDoneProps = {
+  onExit: () => void;
+};
+function VerificationDone({ onExit }: VerificationDoneProps) {
+  return (
+    <Box direction="Column" gap="400">
+      <div>
+        <Text>Your device is verified.</Text>
+      </div>
+      <Button variant="Primary" fill="Solid" onClick={onExit}>
+        <Text size="B400">Okay</Text>
+      </Button>
+    </Box>
+  );
+}
+
+type VerificationCanceledProps = {
+  onClose: () => void;
+};
+function VerificationCanceled({ onClose }: VerificationCanceledProps) {
+  return (
+    <Box direction="Column" gap="400">
+      <Text>Verification has been canceled.</Text>
+      <Button variant="Secondary" fill="Soft" onClick={onClose}>
+        <Text size="B400">Close</Text>
+      </Button>
+    </Box>
+  );
+}
+
+type DeviceVerificationProps = {
+  request: VerificationRequest;
+  onExit: () => void;
+};
+export function DeviceVerification({ request, onExit }: DeviceVerificationProps) {
+  const phase = useVerificationRequestPhase(request);
+
+  const handleCancel = useCallback(() => {
+    if (request.phase !== VerificationPhase.Done && request.phase !== VerificationPhase.Cancelled) {
+      request.cancel();
+    }
+    onExit();
+  }, [request, onExit]);
+
+  const handleAccept = useCallback(() => request.accept(), [request]);
+  const handleStart = useCallback(async () => {
+    await request.startVerification(VerificationMethod.Sas);
+  }, [request]);
+
+  return (
+    <Overlay open backdrop={<OverlayBackdrop />}>
+      <OverlayCenter>
+        <FocusTrap
+          focusTrapOptions={{
+            initialFocus: false,
+            clickOutsideDeactivates: false,
+            escapeDeactivates: false,
+          }}
+        >
+          <Dialog variant="Surface">
+            <Header style={DialogHeaderStyles} variant="Surface" size="500">
+              <Box grow="Yes">
+                <Text size="H4">Device Verification</Text>
+              </Box>
+              <IconButton size="300" radii="300" onClick={handleCancel}>
+                <Icon src={Icons.Cross} />
+              </IconButton>
+            </Header>
+            <Box style={{ padding: config.space.S400 }} direction="Column" gap="400">
+              {phase === VerificationPhase.Requested &&
+                (request.initiatedByMe ? (
+                  <VerificationWaitAccept />
+                ) : (
+                  <VerificationAccept onAccept={handleAccept} />
+                ))}
+              {phase === VerificationPhase.Ready &&
+                (request.initiatedByMe ? (
+                  <AutoVerificationStart onStart={handleStart} />
+                ) : (
+                  <VerificationWaitStart />
+                ))}
+              {phase === VerificationPhase.Started &&
+                (request.verifier ? (
+                  <SasVerification verifier={request.verifier} onCancel={handleCancel} />
+                ) : (
+                  <VerificationUnexpected
+                    message="Unexpected Error! Verification is started but verifier is missing."
+                    onClose={handleCancel}
+                  />
+                ))}
+              {phase === VerificationPhase.Done && <VerificationDone onExit={onExit} />}
+              {phase === VerificationPhase.Cancelled && (
+                <VerificationCanceled onClose={handleCancel} />
+              )}
+            </Box>
+          </Dialog>
+        </FocusTrap>
+      </OverlayCenter>
+    </Overlay>
+  );
+}
+
+export function ReceiveSelfDeviceVerification() {
+  const [request, setRequest] = useState<VerificationRequest>();
+
+  useVerificationRequestReceived(setRequest);
+
+  const handleExit = useCallback(() => {
+    setRequest(undefined);
+  }, []);
+
+  if (!request) return null;
+
+  if (!request.isSelfVerification) {
+    return null;
+  }
+
+  return <DeviceVerification request={request} onExit={handleExit} />;
+}

src/app/components/DeviceVerificationSetup.tsx

@@ -0,0 +1,375 @@
+import React, { FormEventHandler, forwardRef, useCallback, useState } from 'react';
+import {
+  Dialog,
+  Header,
+  Box,
+  Text,
+  IconButton,
+  Icon,
+  Icons,
+  config,
+  Button,
+  Chip,
+  color,
+  Spinner,
+} from 'folds';
+import FileSaver from 'file-saver';
+import to from 'await-to-js';
+import { AuthDict, IAuthData, MatrixError, UIAuthCallback } from 'matrix-js-sdk';
+import { PasswordInput } from './password-input';
+import { ContainerColor } from '../styles/ContainerColor.css';
+import { copyToClipboard } from '../utils/dom';
+import { AsyncStatus, useAsyncCallback } from '../hooks/useAsyncCallback';
+import { clearSecretStorageKeys } from '../../client/state/secretStorageKeys';
+import { ActionUIA, ActionUIAFlowsLoader } from './ActionUIA';
+import { useMatrixClient } from '../hooks/useMatrixClient';
+import { useAlive } from '../hooks/useAlive';
+import { UseStateProvider } from './UseStateProvider';
+
+type UIACallback<T> = (
+  authDict: AuthDict | null
+) => Promise<[IAuthData, undefined] | [undefined, T]>;
+
+type PerformAction<T> = (authDict: AuthDict | null) => Promise<T>;
+
+type UIAAction<T> = {
+  authData: IAuthData;
+  callback: UIACallback<T>;
+  cancelCallback: () => void;
+};
+
+function makeUIAAction<T>(
+  authData: IAuthData,
+  performAction: PerformAction<T>,
+  resolve: (data: T) => void,
+  reject: (error?: any) => void
+): UIAAction<T> {
+  const action: UIAAction<T> = {
+    authData,
+    callback: async (authDict) => {
+      const [error, data] = await to<T, MatrixError | Error>(performAction(authDict));
+
+      if (error instanceof MatrixError && error.httpStatus === 401) {
+        return [error.data as IAuthData, undefined];
+      }
+
+      if (error) {
+        reject(error);
+        throw error;
+      }
+
+      resolve(data);
+      return [undefined, data];
+    },
+    cancelCallback: reject,
+  };
+
+  return action;
+}
+
+type SetupVerificationProps = {
+  onComplete: (recoveryKey: string) => void;
+};
+function SetupVerification({ onComplete }: SetupVerificationProps) {
+  const mx = useMatrixClient();
+  const alive = useAlive();
+
+  const [uiaAction, setUIAAction] = useState<UIAAction<void>>();
+  const [nextAuthData, setNextAuthData] = useState<IAuthData | null>(); // null means no next action.
+
+  const handleAction = useCallback(
+    async (authDict: AuthDict) => {
+      if (!uiaAction) {
+        throw new Error('Unexpected Error! UIA action is perform without data.');
+      }
+      if (alive()) {
+        setNextAuthData(null);
+      }
+      const [authData] = await uiaAction.callback(authDict);
+
+      if (alive() && authData) {
+        setNextAuthData(authData);
+      }
+    },
+    [uiaAction, alive]
+  );
+
+  const resetUIA = useCallback(() => {
+    if (!alive()) return;
+    setUIAAction(undefined);
+    setNextAuthData(undefined);
+  }, [alive]);
+
+  const authUploadDeviceSigningKeys: UIAuthCallback<void> = useCallback(
+    (makeRequest) =>
+      new Promise<void>((resolve, reject) => {
+        makeRequest(null)
+          .then(() => {
+            resolve();
+            resetUIA();
+          })
+          .catch((error) => {
+            if (error instanceof MatrixError && error.httpStatus === 401) {
+              const authData = error.data as IAuthData;
+              const action = makeUIAAction(
+                authData,
+                makeRequest as PerformAction<void>,
+                resolve,
+                (err) => {
+                  resetUIA();
+                  reject(err);
+                }
+              );
+              if (alive()) {
+                setUIAAction(action);
+              } else {
+                reject(new Error('Authentication failed! Failed to setup device verification.'));
+              }
+              return;
+            }
+            reject(error);
+          });
+      }),
+    [alive, resetUIA]
+  );
+
+  const [setupState, setup] = useAsyncCallback<void, Error, [string | undefined]>(
+    useCallback(
+      async (passphrase) => {
+        const crypto = mx.getCrypto();
+        if (!crypto) throw new Error('Unexpected Error! Crypto module not found!');
+
+        const recoveryKeyData = await crypto.createRecoveryKeyFromPassphrase(passphrase);
+        if (!recoveryKeyData.encodedPrivateKey) {
+          throw new Error('Unexpected Error! Failed to create recovery key.');
+        }
+        clearSecretStorageKeys();
+
+        await crypto.bootstrapSecretStorage({
+          createSecretStorageKey: async () => recoveryKeyData,
+          setupNewSecretStorage: true,
+        });
+
+        await crypto.bootstrapCrossSigning({
+          authUploadDeviceSigningKeys,
+          setupNewCrossSigning: true,
+        });
+
+        await crypto.resetKeyBackup();
+
+        onComplete(recoveryKeyData.encodedPrivateKey);
+      },
+      [mx, onComplete, authUploadDeviceSigningKeys]
+    )
+  );
+
+  const loading = setupState.status === AsyncStatus.Loading;
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+    if (loading) return;
+
+    const target = evt.target as HTMLFormElement | undefined;
+    const passphraseInput = target?.passphraseInput as HTMLInputElement | undefined;
+    let passphrase: string | undefined;
+    if (passphraseInput && passphraseInput.value.length > 0) {
+      passphrase = passphraseInput.value;
+    }
+
+    setup(passphrase);
+  };
+
+  return (
+    <Box as="form" onSubmit={handleSubmit} direction="Column" gap="400">
+      <Text size="T300">
+        Generate a <b>Recovery Key</b> for verifying identity if you do not have access to other
+        devices. Additionally, setup a passphrase as a memorable alternative.
+      </Text>
+      <Box direction="Column" gap="100">
+        <Text size="L400">Passphrase (Optional)</Text>
+        <PasswordInput name="passphraseInput" size="400" readOnly={loading} />
+      </Box>
+      <Button
+        type="submit"
+        disabled={loading}
+        before={loading && <Spinner size="200" variant="Primary" fill="Solid" />}
+      >
+        <Text size="B400">Continue</Text>
+      </Button>
+      {setupState.status === AsyncStatus.Error && (
+        <Text size="T200" style={{ color: color.Critical.Main }}>
+          <b>{setupState.error ? setupState.error.message : 'Unexpected Error!'}</b>
+        </Text>
+      )}
+      {nextAuthData !== null && uiaAction && (
+        <ActionUIAFlowsLoader
+          authData={nextAuthData ?? uiaAction.authData}
+          unsupported={() => (
+            <Text size="T200">
+              Authentication steps to perform this action are not supported by client.
+            </Text>
+          )}
+        >
+          {(ongoingFlow) => (
+            <ActionUIA
+              authData={nextAuthData ?? uiaAction.authData}
+              ongoingFlow={ongoingFlow}
+              action={handleAction}
+              onCancel={uiaAction.cancelCallback}
+            />
+          )}
+        </ActionUIAFlowsLoader>
+      )}
+    </Box>
+  );
+}
+
+type RecoveryKeyDisplayProps = {
+  recoveryKey: string;
+};
+function RecoveryKeyDisplay({ recoveryKey }: RecoveryKeyDisplayProps) {
+  const [show, setShow] = useState(false);
+
+  const handleCopy = () => {
+    copyToClipboard(recoveryKey);
+  };
+
+  const handleDownload = () => {
+    const blob = new Blob([recoveryKey], {
+      type: 'text/plain;charset=us-ascii',
+    });
+    FileSaver.saveAs(blob, 'recovery-key.txt');
+  };
+
+  const safeToDisplayKey = show ? recoveryKey : recoveryKey.replace(/[^\s]/g, '*');
+
+  return (
+    <Box direction="Column" gap="400">
+      <Text size="T300">
+        Store the Recovery Key in a safe place for future use, as you will need it to verify your
+        identity if you do not have access to other devices.
+      </Text>
+      <Box direction="Column" gap="100">
+        <Text size="L400">Recovery Key</Text>
+        <Box
+          className={ContainerColor({ variant: 'SurfaceVariant' })}
+          style={{
+            padding: config.space.S300,
+            borderRadius: config.radii.R400,
+          }}
+          alignItems="Center"
+          justifyContent="Center"
+          gap="400"
+        >
+          <Text style={{ fontFamily: 'monospace' }} size="T200" priority="300">
+            {safeToDisplayKey}
+          </Text>
+          <Chip onClick={() => setShow(!show)} variant="Secondary" radii="Pill">
+            <Text size="B300">{show ? 'Hide' : 'Show'}</Text>
+          </Chip>
+        </Box>
+      </Box>
+      <Box direction="Column" gap="200">
+        <Button onClick={handleCopy}>
+          <Text size="B400">Copy</Text>
+        </Button>
+        <Button onClick={handleDownload} fill="Soft">
+          <Text size="B400">Download</Text>
+        </Button>
+      </Box>
+    </Box>
+  );
+}
+
+type DeviceVerificationSetupProps = {
+  onCancel: () => void;
+};
+export const DeviceVerificationSetup = forwardRef<HTMLDivElement, DeviceVerificationSetupProps>(
+  ({ onCancel }, ref) => {
+    const [recoveryKey, setRecoveryKey] = useState<string>();
+
+    return (
+      <Dialog ref={ref}>
+        <Header
+          style={{
+            padding: `0 ${config.space.S200} 0 ${config.space.S400}`,
+            borderBottomWidth: config.borderWidth.B300,
+          }}
+          variant="Surface"
+          size="500"
+        >
+          <Box grow="Yes">
+            <Text size="H4">Setup Device Verification</Text>
+          </Box>
+          <IconButton size="300" radii="300" onClick={onCancel}>
+            <Icon src={Icons.Cross} />
+          </IconButton>
+        </Header>
+        <Box style={{ padding: config.space.S400 }} direction="Column" gap="400">
+          {recoveryKey ? (
+            <RecoveryKeyDisplay recoveryKey={recoveryKey} />
+          ) : (
+            <SetupVerification onComplete={setRecoveryKey} />
+          )}
+        </Box>
+      </Dialog>
+    );
+  }
+);
+type DeviceVerificationResetProps = {
+  onCancel: () => void;
+};
+export const DeviceVerificationReset = forwardRef<HTMLDivElement, DeviceVerificationResetProps>(
+  ({ onCancel }, ref) => {
+    const [reset, setReset] = useState(false);
+
+    return (
+      <Dialog ref={ref}>
+        <Header
+          style={{
+            padding: `0 ${config.space.S200} 0 ${config.space.S400}`,
+            borderBottomWidth: config.borderWidth.B300,
+          }}
+          variant="Surface"
+          size="500"
+        >
+          <Box grow="Yes">
+            <Text size="H4">Reset Device Verification</Text>
+          </Box>
+          <IconButton size="300" radii="300" onClick={onCancel}>
+            <Icon src={Icons.Cross} />
+          </IconButton>
+        </Header>
+        {reset ? (
+          <Box style={{ padding: config.space.S400 }} direction="Column" gap="400">
+            <UseStateProvider initial={undefined}>
+              {(recoveryKey: string | undefined, setRecoveryKey) =>
+                recoveryKey ? (
+                  <RecoveryKeyDisplay recoveryKey={recoveryKey} />
+                ) : (
+                  <SetupVerification onComplete={setRecoveryKey} />
+                )
+              }
+            </UseStateProvider>
+          </Box>
+        ) : (
+          <Box style={{ padding: config.space.S400 }} direction="Column" gap="400">
+            <Box direction="Column" gap="200">
+              <Text size="H1">✋🧑‍🚒🤚</Text>
+              <Text size="T300">Resetting device verification is permanent.</Text>
+              <Text size="T300">
+                Anyone you have verified with will see security alerts and your encryption backup
+                will be lost. You almost certainly do not want to do this, unless you have lost{' '}
+                <b>Recovery Key</b> or <b>Recovery Passphrase</b> and every device you can verify
+                from.
+              </Text>
+            </Box>
+            <Button variant="Critical" onClick={() => setReset(true)}>
+              <Text size="B400">Reset</Text>
+            </Button>
+          </Box>
+        )}
+      </Dialog>
+    );
+  }
+);

src/app/components/DeviceVerificationStatus.ts

@@ -0,0 +1,24 @@
+import { ReactNode } from 'react';
+import { CryptoApi } from 'matrix-js-sdk/lib/crypto-api';
+import {
+  useDeviceVerificationStatus,
+  VerificationStatus,
+} from '../hooks/useDeviceVerificationStatus';
+
+type DeviceVerificationStatusProps = {
+  crypto?: CryptoApi;
+  userId: string;
+  deviceId: string;
+  children: (verificationStatus: VerificationStatus) => ReactNode;
+};
+
+export function DeviceVerificationStatus({
+  crypto,
+  userId,
+  deviceId,
+  children,
+}: DeviceVerificationStatusProps) {
+  const status = useDeviceVerificationStatus(crypto, userId, deviceId);
+
+  return children(status);
+}

src/app/components/LogoutDialog.tsx

@@ -0,0 +1,89 @@
+import React, { forwardRef, useCallback } from 'react';
+import { Dialog, Header, config, Box, Text, Button, Spinner, color } from 'folds';
+import { AsyncStatus, useAsyncCallback } from '../hooks/useAsyncCallback';
+import { logoutClient } from '../../client/initMatrix';
+import { useMatrixClient } from '../hooks/useMatrixClient';
+import { useCrossSigningActive } from '../hooks/useCrossSigning';
+import { InfoCard } from './info-card';
+import {
+  useDeviceVerificationStatus,
+  VerificationStatus,
+} from '../hooks/useDeviceVerificationStatus';
+
+type LogoutDialogProps = {
+  handleClose: () => void;
+};
+export const LogoutDialog = forwardRef<HTMLDivElement, LogoutDialogProps>(
+  ({ handleClose }, ref) => {
+    const mx = useMatrixClient();
+    const hasEncryptedRoom = !!mx.getRooms().find((room) => room.hasEncryptionStateEvent());
+    const crossSigningActive = useCrossSigningActive();
+    const verificationStatus = useDeviceVerificationStatus(
+      mx.getCrypto(),
+      mx.getSafeUserId(),
+      mx.getDeviceId() ?? undefined
+    );
+
+    const [logoutState, logout] = useAsyncCallback<void, Error, []>(
+      useCallback(async () => {
+        await logoutClient(mx);
+      }, [mx])
+    );
+
+    const ongoingLogout = logoutState.status === AsyncStatus.Loading;
+
+    return (
+      <Dialog variant="Surface" ref={ref}>
+        <Header
+          style={{
+            padding: `0 ${config.space.S200} 0 ${config.space.S400}`,
+            borderBottomWidth: config.borderWidth.B300,
+          }}
+          variant="Surface"
+          size="500"
+        >
+          <Box grow="Yes">
+            <Text size="H4">Logout</Text>
+          </Box>
+        </Header>
+        <Box style={{ padding: config.space.S400 }} direction="Column" gap="400">
+          {hasEncryptedRoom &&
+            (crossSigningActive ? (
+              verificationStatus === VerificationStatus.Unverified && (
+                <InfoCard
+                  variant="Critical"
+                  title="Unverified Device"
+                  description="Verify your device before logging out to save your encrypted messages."
+                />
+              )
+            ) : (
+              <InfoCard
+                variant="Critical"
+                title="Alert"
+                description="Enable device verification or export your encrypted data from settings to avoid losing access to your messages."
+              />
+            ))}
+          <Text priority="400">You’re about to log out. Are you sure?</Text>
+          {logoutState.status === AsyncStatus.Error && (
+            <Text style={{ color: color.Critical.Main }} size="T300">
+              Failed to logout! {logoutState.error.message}
+            </Text>
+          )}
+          <Box direction="Column" gap="200">
+            <Button
+              variant="Critical"
+              onClick={logout}
+              disabled={ongoingLogout}
+              before={ongoingLogout && <Spinner variant="Critical" fill="Solid" size="200" />}
+            >
+              <Text size="B400">Logout</Text>
+            </Button>
+            <Button variant="Secondary" fill="Soft" onClick={handleClose} disabled={ongoingLogout}>
+              <Text size="B400">Cancel</Text>
+            </Button>
+          </Box>
+        </Box>
+      </Dialog>
+    );
+  }
+);

src/app/components/ManualVerification.tsx

@@ -0,0 +1,199 @@
+import React, { MouseEventHandler, ReactNode, useCallback, useState } from 'react';
+import {
+  Box,
+  Text,
+  Chip,
+  Icon,
+  Icons,
+  RectCords,
+  PopOut,
+  Menu,
+  config,
+  MenuItem,
+  color,
+} from 'folds';
+import FocusTrap from 'focus-trap-react';
+import { stopPropagation } from '../utils/keyboard';
+import { SettingTile } from './setting-tile';
+import { SecretStorageKeyContent } from '../../types/matrix/accountData';
+import { SecretStorageRecoveryKey, SecretStorageRecoveryPassphrase } from './SecretStorage';
+import { useMatrixClient } from '../hooks/useMatrixClient';
+import { AsyncStatus, useAsyncCallback } from '../hooks/useAsyncCallback';
+import { storePrivateKey } from '../../client/state/secretStorageKeys';
+
+export enum ManualVerificationMethod {
+  RecoveryPassphrase = 'passphrase',
+  RecoveryKey = 'key',
+}
+type ManualVerificationMethodSwitcherProps = {
+  value: ManualVerificationMethod;
+  onChange: (value: ManualVerificationMethod) => void;
+};
+export function ManualVerificationMethodSwitcher({
+  value,
+  onChange,
+}: ManualVerificationMethodSwitcherProps) {
+  const [menuCords, setMenuCords] = useState<RectCords>();
+
+  const handleMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    setMenuCords(evt.currentTarget.getBoundingClientRect());
+  };
+
+  const handleSelect = (method: ManualVerificationMethod) => {
+    setMenuCords(undefined);
+    onChange(method);
+  };
+
+  return (
+    <>
+      <Chip
+        type="button"
+        variant="Secondary"
+        fill="Soft"
+        radii="Pill"
+        before={<Icon size="100" src={Icons.ChevronBottom} />}
+        onClick={handleMenu}
+      >
+        <Text as="span" size="B300">
+          {value === ManualVerificationMethod.RecoveryPassphrase && 'Recovery Passphrase'}
+          {value === ManualVerificationMethod.RecoveryKey && 'Recovery Key'}
+        </Text>
+      </Chip>
+      <PopOut
+        anchor={menuCords}
+        offset={5}
+        position="Bottom"
+        align="End"
+        content={
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setMenuCords(undefined),
+              clickOutsideDeactivates: true,
+              isKeyForward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+              isKeyBackward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <Menu>
+              <Box direction="Column" gap="100" style={{ padding: config.space.S100 }}>
+                <MenuItem
+                  size="300"
+                  variant="Surface"
+                  aria-selected={value === ManualVerificationMethod.RecoveryPassphrase}
+                  radii="300"
+                  onClick={() => handleSelect(ManualVerificationMethod.RecoveryPassphrase)}
+                >
+                  <Box grow="Yes">
+                    <Text size="T300">Recovery Passphrase</Text>
+                  </Box>
+                </MenuItem>
+                <MenuItem
+                  size="300"
+                  variant="Surface"
+                  aria-selected={value === ManualVerificationMethod.RecoveryKey}
+                  radii="300"
+                  onClick={() => handleSelect(ManualVerificationMethod.RecoveryKey)}
+                >
+                  <Box grow="Yes">
+                    <Text size="T300">Recovery Key</Text>
+                  </Box>
+                </MenuItem>
+              </Box>
+            </Menu>
+          </FocusTrap>
+        }
+      />
+    </>
+  );
+}
+
+type ManualVerificationTileProps = {
+  secretStorageKeyId: string;
+  secretStorageKeyContent: SecretStorageKeyContent;
+  options?: ReactNode;
+};
+export function ManualVerificationTile({
+  secretStorageKeyId,
+  secretStorageKeyContent,
+  options,
+}: ManualVerificationTileProps) {
+  const mx = useMatrixClient();
+
+  const hasPassphrase = !!secretStorageKeyContent.passphrase;
+  const [method, setMethod] = useState(
+    hasPassphrase
+      ? ManualVerificationMethod.RecoveryPassphrase
+      : ManualVerificationMethod.RecoveryKey
+  );
+
+  const verifyAndRestoreBackup = useCallback(
+    async (recoveryKey: Uint8Array) => {
+      const crypto = mx.getCrypto();
+      if (!crypto) {
+        throw new Error('Unexpected Error! Crypto object not found.');
+      }
+
+      storePrivateKey(secretStorageKeyId, recoveryKey);
+
+      await crypto.bootstrapCrossSigning({});
+      await crypto.bootstrapSecretStorage({});
+
+      await crypto.loadSessionBackupPrivateKeyFromSecretStorage();
+    },
+    [mx, secretStorageKeyId]
+  );
+
+  const [verifyState, handleDecodedRecoveryKey] = useAsyncCallback<void, Error, [Uint8Array]>(
+    verifyAndRestoreBackup
+  );
+  const verifying = verifyState.status === AsyncStatus.Loading;
+
+  return (
+    <Box direction="Column" gap="200">
+      <SettingTile
+        title="Verify Manually"
+        description={hasPassphrase ? 'Select a verification method.' : 'Provide recovery key.'}
+        after={
+          <Box alignItems="Center" gap="200">
+            {hasPassphrase && (
+              <ManualVerificationMethodSwitcher value={method} onChange={setMethod} />
+            )}
+            {options}
+          </Box>
+        }
+      />
+      {verifyState.status === AsyncStatus.Success ? (
+        <Text size="T200" style={{ color: color.Success.Main }}>
+          <b>Device verified!</b>
+        </Text>
+      ) : (
+        <Box direction="Column" gap="100">
+          {method === ManualVerificationMethod.RecoveryKey && (
+            <SecretStorageRecoveryKey
+              processing={verifying}
+              keyContent={secretStorageKeyContent}
+              onDecodedRecoveryKey={handleDecodedRecoveryKey}
+            />
+          )}
+          {method === ManualVerificationMethod.RecoveryPassphrase &&
+            secretStorageKeyContent.passphrase && (
+              <SecretStorageRecoveryPassphrase
+                processing={verifying}
+                keyContent={secretStorageKeyContent}
+                passphraseContent={secretStorageKeyContent.passphrase}
+                onDecodedRecoveryKey={handleDecodedRecoveryKey}
+              />
+            )}
+          {verifyState.status === AsyncStatus.Error && (
+            <Text size="T200" style={{ color: color.Critical.Main }}>
+              <b>{verifyState.error.message}</b>
+            </Text>
+          )}
+        </Box>
+      )}
+    </Box>
+  );
+}

src/app/components/Modal500.tsx

@@ -0,0 +1,29 @@
+import React, { ReactNode } from 'react';
+import FocusTrap from 'focus-trap-react';
+import { Modal, Overlay, OverlayBackdrop, OverlayCenter } from 'folds';
+import { stopPropagation } from '../utils/keyboard';
+
+type Modal500Props = {
+  requestClose: () => void;
+  children: ReactNode;
+};
+export function Modal500({ requestClose, children }: Modal500Props) {
+  return (
+    <Overlay open backdrop={<OverlayBackdrop />}>
+      <OverlayCenter>
+        <FocusTrap
+          focusTrapOptions={{
+            initialFocus: false,
+            clickOutsideDeactivates: true,
+            onDeactivate: requestClose,
+            escapeDeactivates: stopPropagation,
+          }}
+        >
+          <Modal size="500" variant="Background">
+            {children}
+          </Modal>
+        </FocusTrap>
+      </OverlayCenter>
+    </Overlay>
+  );
+}

src/app/components/SecretStorage.tsx

@@ -0,0 +1,200 @@
+import React, { FormEventHandler, useCallback } from 'react';
+import { Box, Text, Button, Spinner, color } from 'folds';
+import { decodeRecoveryKey } from 'matrix-js-sdk/lib/crypto-api';
+import { deriveKey } from 'matrix-js-sdk/lib/crypto/key_passphrase';
+import { PasswordInput } from './password-input';
+import {
+  SecretStorageKeyContent,
+  SecretStoragePassphraseContent,
+} from '../../types/matrix/accountData';
+import { AsyncStatus, useAsyncCallback } from '../hooks/useAsyncCallback';
+import { useMatrixClient } from '../hooks/useMatrixClient';
+import { useAlive } from '../hooks/useAlive';
+
+type SecretStorageRecoveryPassphraseProps = {
+  processing?: boolean;
+  keyContent: SecretStorageKeyContent;
+  passphraseContent: SecretStoragePassphraseContent;
+  onDecodedRecoveryKey: (recoveryKey: Uint8Array) => void;
+};
+export function SecretStorageRecoveryPassphrase({
+  processing,
+  keyContent,
+  passphraseContent,
+  onDecodedRecoveryKey,
+}: SecretStorageRecoveryPassphraseProps) {
+  const mx = useMatrixClient();
+  const alive = useAlive();
+
+  const [driveKeyState, submitPassphrase] = useAsyncCallback<
+    Uint8Array,
+    Error,
+    Parameters<typeof deriveKey>
+  >(
+    useCallback(
+      async (passphrase, salt, iterations, bits) => {
+        const decodedRecoveryKey = await deriveKey(passphrase, salt, iterations, bits);
+
+        const match = await mx.secretStorage.checkKey(decodedRecoveryKey, keyContent as any);
+
+        if (!match) {
+          throw new Error('Invalid recovery passphrase.');
+        }
+
+        return decodedRecoveryKey;
+      },
+      [mx, keyContent]
+    )
+  );
+
+  const drivingKey = driveKeyState.status === AsyncStatus.Loading;
+  const loading = drivingKey || processing;
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    if (loading) return;
+    evt.preventDefault();
+
+    const target = evt.target as HTMLFormElement | undefined;
+    const recoveryPassphraseInput = target?.recoveryPassphraseInput as HTMLInputElement | undefined;
+    if (!recoveryPassphraseInput) return;
+    const recoveryPassphrase = recoveryPassphraseInput.value.trim();
+    if (!recoveryPassphrase) return;
+
+    const { salt, iterations, bits } = passphraseContent;
+    submitPassphrase(recoveryPassphrase, salt, iterations, bits).then((decodedRecoveryKey) => {
+      if (alive()) {
+        recoveryPassphraseInput.value = '';
+        onDecodedRecoveryKey(decodedRecoveryKey);
+      }
+    });
+  };
+
+  return (
+    <Box as="form" onSubmit={handleSubmit} direction="Column" gap="100">
+      <Box gap="200" alignItems="End">
+        <Box grow="Yes" direction="Column" gap="100">
+          <Text size="L400">Recovery Passphrase</Text>
+          <PasswordInput
+            name="recoveryPassphraseInput"
+            size="400"
+            variant="Secondary"
+            radii="300"
+            autoFocus
+            required
+            outlined
+            readOnly={loading}
+          />
+        </Box>
+        <Box shrink="No" gap="200">
+          <Button
+            type="submit"
+            variant="Success"
+            size="400"
+            radii="300"
+            disabled={loading}
+            before={loading && <Spinner size="200" variant="Success" fill="Solid" />}
+          >
+            <Text as="span" size="B400">
+              Verify
+            </Text>
+          </Button>
+        </Box>
+      </Box>
+      {driveKeyState.status === AsyncStatus.Error && (
+        <Text size="T200" style={{ color: color.Critical.Main }}>
+          <b>{driveKeyState.error.message}</b>
+        </Text>
+      )}
+    </Box>
+  );
+}
+
+type SecretStorageRecoveryKeyProps = {
+  processing?: boolean;
+  keyContent: SecretStorageKeyContent;
+  onDecodedRecoveryKey: (recoveryKey: Uint8Array) => void;
+};
+export function SecretStorageRecoveryKey({
+  processing,
+  keyContent,
+  onDecodedRecoveryKey,
+}: SecretStorageRecoveryKeyProps) {
+  const mx = useMatrixClient();
+  const alive = useAlive();
+
+  const [driveKeyState, submitRecoveryKey] = useAsyncCallback<Uint8Array, Error, [string]>(
+    useCallback(
+      async (recoveryKey) => {
+        const decodedRecoveryKey = decodeRecoveryKey(recoveryKey);
+
+        const match = await mx.secretStorage.checkKey(decodedRecoveryKey, keyContent as any);
+
+        if (!match) {
+          throw new Error('Invalid recovery key.');
+        }
+
+        return decodedRecoveryKey;
+      },
+      [mx, keyContent]
+    )
+  );
+
+  const drivingKey = driveKeyState.status === AsyncStatus.Loading;
+  const loading = drivingKey || processing;
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+
+    const target = evt.target as HTMLFormElement | undefined;
+    const recoveryKeyInput = target?.recoveryKeyInput as HTMLInputElement | undefined;
+    if (!recoveryKeyInput) return;
+    const recoveryKey = recoveryKeyInput.value.trim();
+    if (!recoveryKey) return;
+
+    submitRecoveryKey(recoveryKey).then((decodedRecoveryKey) => {
+      if (alive()) {
+        recoveryKeyInput.value = '';
+        onDecodedRecoveryKey(decodedRecoveryKey);
+      }
+    });
+  };
+
+  return (
+    <Box as="form" onSubmit={handleSubmit} direction="Column" gap="100">
+      <Box gap="200" alignItems="End">
+        <Box grow="Yes" direction="Column" gap="100">
+          <Text size="L400">Recovery Key</Text>
+          <PasswordInput
+            name="recoveryKeyInput"
+            size="400"
+            variant="Secondary"
+            radii="300"
+            autoFocus
+            required
+            outlined
+            readOnly={loading}
+          />
+        </Box>
+        <Box shrink="No" gap="200">
+          <Button
+            type="submit"
+            variant="Success"
+            size="400"
+            radii="300"
+            disabled={loading}
+            before={loading && <Spinner size="200" variant="Success" fill="Solid" />}
+          >
+            <Text as="span" size="B400">
+              Verify
+            </Text>
+          </Button>
+        </Box>
+      </Box>
+      {driveKeyState.status === AsyncStatus.Error && (
+        <Text size="T200" style={{ color: color.Critical.Main }}>
+          <b>{driveKeyState.error.message}</b>
+        </Text>
+      )}
+    </Box>
+  );
+}

src/app/components/UIAFlowOverlay.tsx

@@ -13,7 +13,6 @@ import {
   IconButton,
 } from 'folds';
 import FocusTrap from 'focus-trap-react';
-import { stopPropagation } from '../utils/keyboard';
 
 export type UIAFlowOverlayProps = {
   currentStep: number;
@@ -29,7 +28,7 @@ export function UIAFlowOverlay({
 }: UIAFlowOverlayProps) {
   return (
     <Overlay open backdrop={<OverlayBackdrop />}>
-      <FocusTrap focusTrapOptions={{ initialFocus: false, escapeDeactivates: stopPropagation }}>
+      <FocusTrap focusTrapOptions={{ initialFocus: false, escapeDeactivates: false }}>
         <Box style={{ height: '100%' }} direction="Column" grow="Yes" gap="400">
           <Box grow="Yes" direction="Column" alignItems="Center" justifyContent="Center">
             {children}

src/app/components/editor/autocomplete/EmoticonAutocomplete.tsx

@@ -16,14 +16,14 @@ import { createEmoticonElement, moveCursor, replaceWithElement } from '../utils'
 import { useRecentEmoji } from '../../../hooks/useRecentEmoji';
 import { useRelevantImagePacks } from '../../../hooks/useImagePacks';
 import { IEmoji, emojis } from '../../../plugins/emoji';
-import { ExtendedPackImage, PackUsage } from '../../../plugins/custom-emoji';
 import { useKeyDown } from '../../../hooks/useKeyDown';
 import { mxcUrlToHttp } from '../../../utils/matrix';
 import { useMediaAuthentication } from '../../../hooks/useMediaAuthentication';
+import { ImageUsage, PackImageReader } from '../../../plugins/custom-emoji';
 
 type EmoticonCompleteHandler = (key: string, shortcode: string) => void;
 
-type EmoticonSearchItem = ExtendedPackImage | IEmoji;
+type EmoticonSearchItem = PackImageReader | IEmoji;
 
 type EmoticonAutocompleteProps = {
   imagePackRooms: Room[];
@@ -52,21 +52,21 @@ export function EmoticonAutocomplete({
   const mx = useMatrixClient();
   const useAuthentication = useMediaAuthentication();
 
-  const imagePacks = useRelevantImagePacks(mx, PackUsage.Emoticon, imagePackRooms);
+  const imagePacks = useRelevantImagePacks(ImageUsage.Emoticon, imagePackRooms);
   const recentEmoji = useRecentEmoji(mx, 20);
 
   const searchList = useMemo(() => {
     const list: Array<EmoticonSearchItem> = [];
-    return list
-      .concat(
-        imagePacks.flatMap((pack) => pack.getImagesFor(PackUsage.Emoticon)),
-        emojis
-      )
+    return list.concat(
+      imagePacks.flatMap((pack) => pack.getImages(ImageUsage.Emoticon)),
+      emojis
+    );
   }, [imagePacks]);
 
   const [result, search, resetSearch] = useAsyncSearch(searchList, getEmoticonStr, SEARCH_OPTIONS);
-  const autoCompleteEmoticon = (result ? result.items : recentEmoji)
-      .sort((a, b) => a.shortcode.localeCompare(b.shortcode));
+  const autoCompleteEmoticon = (result ? result.items : recentEmoji).sort((a, b) =>
+    a.shortcode.localeCompare(b.shortcode)
+  );
 
   useEffect(() => {
     if (query.text) search(query.text);

src/app/components/emoji-board/EmojiBoard.tsx

@@ -41,7 +41,6 @@ import { preventScrollWithArrowKey, stopPropagation } from '../../utils/keyboard
 import { useRelevantImagePacks } from '../../hooks/useImagePacks';
 import { useMatrixClient } from '../../hooks/useMatrixClient';
 import { useRecentEmoji } from '../../hooks/useRecentEmoji';
-import { ExtendedPackImage, ImagePack, PackUsage } from '../../plugins/custom-emoji';
 import { isUserId, mxcUrlToHttp } from '../../utils/matrix';
 import { editableActiveElement, isIntersectingScrollView, targetFromEvent } from '../../utils/dom';
 import { useAsyncSearch, UseAsyncSearchOptions } from '../../hooks/useAsyncSearch';
@@ -50,6 +49,7 @@ import { useThrottle } from '../../hooks/useThrottle';
 import { addRecentEmoji } from '../../plugins/recent-emoji';
 import { mobileOrTablet } from '../../utils/user-agent';
 import { useMediaAuthentication } from '../../hooks/useMediaAuthentication';
+import { ImagePack, ImageUsage, PackImageReader } from '../../plugins/custom-emoji';
 
 const RECENT_GROUP_ID = 'recent_group';
 const SEARCH_GROUP_ID = 'search_group';
@@ -359,16 +359,16 @@ function ImagePackSidebarStack({
 }: {
   mx: MatrixClient;
   packs: ImagePack[];
-  usage: PackUsage;
+  usage: ImageUsage;
   onItemClick: (id: string) => void;
   useAuthentication?: boolean;
 }) {
   const activeGroupId = useAtomValue(activeGroupIdAtom);
   return (
     <SidebarStack>
-      {usage === PackUsage.Emoticon && <SidebarDivider />}
+      {usage === ImageUsage.Emoticon && <SidebarDivider />}
       {packs.map((pack) => {
-        let label = pack.displayName;
+        let label = pack.meta.name;
         if (!label) label = isUserId(pack.id) ? 'Personal Pack' : mx.getRoom(pack.id)?.name;
         return (
           <SidebarBtn
@@ -384,7 +384,10 @@ function ImagePackSidebarStack({
                 height: toRem(24),
                 objectFit: 'contain',
               }}
-              src={mxcUrlToHttp(mx, pack.getPackAvatarUrl(usage) ?? '', useAuthentication) || pack.avatarUrl}
+              src={
+                mxcUrlToHttp(mx, pack.getAvatarUrl(usage) ?? '', useAuthentication) ||
+                pack.meta.avatar
+              }
               alt={label || 'Unknown Pack'}
             />
           </SidebarBtn>
@@ -462,130 +465,156 @@ export function SearchEmojiGroup({
   tab: EmojiBoardTab;
   label: string;
   id: string;
-  emojis: Array<ExtendedPackImage | IEmoji>;
+  emojis: Array<PackImageReader | IEmoji>;
   useAuthentication?: boolean;
 }) {
   return (
     <EmojiGroup key={id} id={id} label={label}>
       {tab === EmojiBoardTab.Emoji
-        ? searchResult.sort((a, b) => a.shortcode.localeCompare(b.shortcode)).map((emoji) =>
-          'unicode' in emoji ? (
-            <EmojiItem
-              key={emoji.unicode}
-              label={emoji.label}
-              type={EmojiType.Emoji}
-              data={emoji.unicode}
-              shortcode={emoji.shortcode}
-            >
-              {emoji.unicode}
-            </EmojiItem>
-          ) : (
-            <EmojiItem
-              key={emoji.shortcode}
-              label={emoji.body || emoji.shortcode}
-              type={EmojiType.CustomEmoji}
-              data={emoji.url}
-              shortcode={emoji.shortcode}
-            >
-              <img
-                loading="lazy"
-                className={css.CustomEmojiImg}
-                alt={emoji.body || emoji.shortcode}
-                src={mxcUrlToHttp(mx, emoji.url, useAuthentication) ?? emoji.url}
-              />
-            </EmojiItem>
-          )
-        )
+        ? searchResult
+            .sort((a, b) => a.shortcode.localeCompare(b.shortcode))
+            .map((emoji) =>
+              'unicode' in emoji ? (
+                <EmojiItem
+                  key={emoji.unicode}
+                  label={emoji.label}
+                  type={EmojiType.Emoji}
+                  data={emoji.unicode}
+                  shortcode={emoji.shortcode}
+                >
+                  {emoji.unicode}
+                </EmojiItem>
+              ) : (
+                <EmojiItem
+                  key={emoji.shortcode}
+                  label={emoji.body || emoji.shortcode}
+                  type={EmojiType.CustomEmoji}
+                  data={emoji.url}
+                  shortcode={emoji.shortcode}
+                >
+                  <img
+                    loading="lazy"
+                    className={css.CustomEmojiImg}
+                    alt={emoji.body || emoji.shortcode}
+                    src={mxcUrlToHttp(mx, emoji.url, useAuthentication) ?? emoji.url}
+                  />
+                </EmojiItem>
+              )
+            )
         : searchResult.map((emoji) =>
-          'unicode' in emoji ? null : (
-            <StickerItem
-              key={emoji.shortcode}
-              label={emoji.body || emoji.shortcode}
-              type={EmojiType.Sticker}
-              data={emoji.url}
-              shortcode={emoji.shortcode}
-            >
-              <img
-                loading="lazy"
-                className={css.StickerImg}
-                alt={emoji.body || emoji.shortcode}
-                src={mxcUrlToHttp(mx, emoji.url, useAuthentication) ?? emoji.url}
-              />
-            </StickerItem>
-          )
-        )}
+            'unicode' in emoji ? null : (
+              <StickerItem
+                key={emoji.shortcode}
+                label={emoji.body || emoji.shortcode}
+                type={EmojiType.Sticker}
+                data={emoji.url}
+                shortcode={emoji.shortcode}
+              >
+                <img
+                  loading="lazy"
+                  className={css.StickerImg}
+                  alt={emoji.body || emoji.shortcode}
+                  src={mxcUrlToHttp(mx, emoji.url, useAuthentication) ?? emoji.url}
+                />
+              </StickerItem>
+            )
+          )}
     </EmojiGroup>
   );
 }
 
 export const CustomEmojiGroups = memo(
-  ({ mx, groups, useAuthentication }: { mx: MatrixClient; groups: ImagePack[]; useAuthentication?: boolean }) => (
+  ({
+    mx,
+    groups,
+    useAuthentication,
+  }: {
+    mx: MatrixClient;
+    groups: ImagePack[];
+    useAuthentication?: boolean;
+  }) => (
     <>
       {groups.map((pack) => (
-        <EmojiGroup key={pack.id} id={pack.id} label={pack.displayName || 'Unknown'}>
-          {pack.getEmojis().sort((a, b) => a.shortcode.localeCompare(b.shortcode)).map((image) => (
-            <EmojiItem
-              key={image.shortcode}
-              label={image.body || image.shortcode}
-              type={EmojiType.CustomEmoji}
-              data={image.url}
-              shortcode={image.shortcode}
-            >
-              <img
-                loading="lazy"
-                className={css.CustomEmojiImg}
-                alt={image.body || image.shortcode}
-                src={mxcUrlToHttp(mx, image.url, useAuthentication) ?? image.url}
-              />
-            </EmojiItem>
-          ))}
+        <EmojiGroup key={pack.id} id={pack.id} label={pack.meta.name || 'Unknown'}>
+          {pack
+            .getImages(ImageUsage.Emoticon)
+            .sort((a, b) => a.shortcode.localeCompare(b.shortcode))
+            .map((image) => (
+              <EmojiItem
+                key={image.shortcode}
+                label={image.body || image.shortcode}
+                type={EmojiType.CustomEmoji}
+                data={image.url}
+                shortcode={image.shortcode}
+              >
+                <img
+                  loading="lazy"
+                  className={css.CustomEmojiImg}
+                  alt={image.body || image.shortcode}
+                  src={mxcUrlToHttp(mx, image.url, useAuthentication) ?? image.url}
+                />
+              </EmojiItem>
+            ))}
         </EmojiGroup>
       ))}
     </>
   )
 );
 
-export const StickerGroups = memo(({ mx, groups, useAuthentication }: { mx: MatrixClient; groups: ImagePack[]; useAuthentication?: boolean }) => (
-  <>
-    {groups.length === 0 && (
-      <Box
-        style={{ padding: `${toRem(60)} ${config.space.S500}` }}
-        alignItems="Center"
-        justifyContent="Center"
-        direction="Column"
-        gap="300"
-      >
-        <Icon size="600" src={Icons.Sticker} />
-        <Box direction="Inherit">
-          <Text align="Center">No Sticker Packs!</Text>
-          <Text priority="300" align="Center" size="T200">
-            Add stickers from user, room or space settings.
-          </Text>
+export const StickerGroups = memo(
+  ({
+    mx,
+    groups,
+    useAuthentication,
+  }: {
+    mx: MatrixClient;
+    groups: ImagePack[];
+    useAuthentication?: boolean;
+  }) => (
+    <>
+      {groups.length === 0 && (
+        <Box
+          style={{ padding: `${toRem(60)} ${config.space.S500}` }}
+          alignItems="Center"
+          justifyContent="Center"
+          direction="Column"
+          gap="300"
+        >
+          <Icon size="600" src={Icons.Sticker} />
+          <Box direction="Inherit">
+            <Text align="Center">No Sticker Packs!</Text>
+            <Text priority="300" align="Center" size="T200">
+              Add stickers from user, room or space settings.
+            </Text>
+          </Box>
         </Box>
-      </Box>
-    )}
-    {groups.map((pack) => (
-      <EmojiGroup key={pack.id} id={pack.id} label={pack.displayName || 'Unknown'}>
-        {pack.getStickers().sort((a, b) => a.shortcode.localeCompare(b.shortcode)).map((image) => (
-          <StickerItem
-            key={image.shortcode}
-            label={image.body || image.shortcode}
-            type={EmojiType.Sticker}
-            data={image.url}
-            shortcode={image.shortcode}
-          >
-            <img
-              loading="lazy"
-              className={css.StickerImg}
-              alt={image.body || image.shortcode}
-              src={mxcUrlToHttp(mx, image.url, useAuthentication) ?? image.url}
-            />
-          </StickerItem>
-        ))}
-      </EmojiGroup>
-    ))}
-  </>
-));
+      )}
+      {groups.map((pack) => (
+        <EmojiGroup key={pack.id} id={pack.id} label={pack.meta.name || 'Unknown'}>
+          {pack
+            .getImages(ImageUsage.Sticker)
+            .sort((a, b) => a.shortcode.localeCompare(b.shortcode))
+            .map((image) => (
+              <StickerItem
+                key={image.shortcode}
+                label={image.body || image.shortcode}
+                type={EmojiType.Sticker}
+                data={image.url}
+                shortcode={image.shortcode}
+              >
+                <img
+                  loading="lazy"
+                  className={css.StickerImg}
+                  alt={image.body || image.shortcode}
+                  src={mxcUrlToHttp(mx, image.url, useAuthentication) ?? image.url}
+                />
+              </StickerItem>
+            ))}
+        </EmojiGroup>
+      ))}
+    </>
+  )
+);
 
 export const NativeEmojiGroups = memo(
   ({ groups, labels }: { groups: IEmojiGroup[]; labels: IEmojiGroupLabels }) => (
@@ -609,7 +638,7 @@ export const NativeEmojiGroups = memo(
   )
 );
 
-const getSearchListItemStr = (item: ExtendedPackImage | IEmoji) => {
+const getSearchListItemStr = (item: PackImageReader | IEmoji) => {
   const shortcode = `:${item.shortcode}:`;
   if ('body' in item) {
     return [shortcode, item.body ?? ''];
@@ -646,14 +675,14 @@ export function EmojiBoard({
 }) {
   const emojiTab = tab === EmojiBoardTab.Emoji;
   const stickerTab = tab === EmojiBoardTab.Sticker;
-  const usage = emojiTab ? PackUsage.Emoticon : PackUsage.Sticker;
+  const usage = emojiTab ? ImageUsage.Emoticon : ImageUsage.Sticker;
 
   const setActiveGroupId = useSetAtom(activeGroupIdAtom);
   const mx = useMatrixClient();
   const useAuthentication = useMediaAuthentication();
   const emojiGroupLabels = useEmojiGroupLabels();
   const emojiGroupIcons = useEmojiGroupIcons();
-  const imagePacks = useRelevantImagePacks(mx, usage, imagePackRooms);
+  const imagePacks = useRelevantImagePacks(usage, imagePackRooms);
   const recentEmojis = useRecentEmoji(mx, 21);
 
   const contentScrollRef = useRef<HTMLDivElement>(null);
@@ -661,8 +690,8 @@ export function EmojiBoard({
   const emojiPreviewTextRef = useRef<HTMLParagraphElement>(null);
 
   const searchList = useMemo(() => {
-    let list: Array<ExtendedPackImage | IEmoji> = [];
-    list = list.concat(imagePacks.flatMap((pack) => pack.getImagesFor(usage)));
+    let list: Array<PackImageReader | IEmoji> = [];
+    list = list.concat(imagePacks.flatMap((pack) => pack.getImages(usage)));
     if (emojiTab) list = list.concat(emojis);
     return list;
   }, [emojiTab, usage, imagePacks]);
@@ -688,7 +717,7 @@ export function EmojiBoard({
   const syncActiveGroupId = useCallback(() => {
     const targetEl = contentScrollRef.current;
     if (!targetEl) return;
-    const groupEls = [...targetEl.querySelectorAll('div[data-group-id]')] as HTMLElement[];
+    const groupEls = Array.from(targetEl.querySelectorAll('div[data-group-id]')) as HTMLElement[];
     const groupEl = groupEls.find((el) => isIntersectingScrollView(targetEl, el));
     const groupId = groupEl?.getAttribute('data-group-id') ?? undefined;
     setActiveGroupId(groupId);
@@ -735,7 +764,10 @@ export function EmojiBoard({
       } else if (emojiInfo.type === EmojiType.CustomEmoji && emojiPreviewRef.current) {
         const img = document.createElement('img');
         img.className = css.CustomEmojiImg;
-        img.setAttribute('src', mxcUrlToHttp(mx, emojiInfo.data, useAuthentication) || emojiInfo.data);
+        img.setAttribute(
+          'src',
+          mxcUrlToHttp(mx, emojiInfo.data, useAuthentication) || emojiInfo.data
+        );
         img.setAttribute('alt', emojiInfo.shortcode);
         emojiPreviewRef.current.textContent = '';
         emojiPreviewRef.current.appendChild(img);
@@ -903,8 +935,16 @@ export function EmojiBoard({
               {emojiTab && recentEmojis.length > 0 && (
                 <RecentEmojiGroup id={RECENT_GROUP_ID} label="Recent" emojis={recentEmojis} />
               )}
-              {emojiTab && <CustomEmojiGroups mx={mx} groups={imagePacks} useAuthentication={useAuthentication} />}
-              {stickerTab && <StickerGroups mx={mx} groups={imagePacks} useAuthentication={useAuthentication} />}
+              {emojiTab && (
+                <CustomEmojiGroups
+                  mx={mx}
+                  groups={imagePacks}
+                  useAuthentication={useAuthentication}
+                />
+              )}
+              {stickerTab && (
+                <StickerGroups mx={mx} groups={imagePacks} useAuthentication={useAuthentication} />
+              )}
               {emojiTab && <NativeEmojiGroups groups={emojiGroups} labels={emojiGroupLabels} />}
             </Box>
           </Scroll>

src/app/components/image-editor/ImageEditor.css.ts

@@ -0,0 +1,35 @@
+import { style } from '@vanilla-extract/css';
+import { DefaultReset, color, config } from 'folds';
+
+export const ImageEditor = style([
+  DefaultReset,
+  {
+    height: '100%',
+  },
+]);
+
+export const ImageEditorHeader = style([
+  DefaultReset,
+  {
+    paddingLeft: config.space.S200,
+    paddingRight: config.space.S200,
+    borderBottomWidth: config.borderWidth.B300,
+    flexShrink: 0,
+    gap: config.space.S200,
+  },
+]);
+
+export const ImageEditorContent = style([
+  DefaultReset,
+  {
+    backgroundColor: color.Background.Container,
+    color: color.Background.OnContainer,
+    overflow: 'hidden',
+  },
+]);
+
+export const Image = style({
+  width: '100%',
+  height: '100%',
+  objectFit: 'contain',
+});

src/app/components/image-editor/ImageEditor.tsx

@@ -0,0 +1,51 @@
+import React from 'react';
+import classNames from 'classnames';
+import { Box, Chip, Header, Icon, IconButton, Icons, Text, as } from 'folds';
+import * as css from './ImageEditor.css';
+
+export type ImageEditorProps = {
+  name: string;
+  url: string;
+  requestClose: () => void;
+};
+
+export const ImageEditor = as<'div', ImageEditorProps>(
+  ({ className, name, url, requestClose, ...props }, ref) => {
+    const handleApply = () => {
+      //
+    };
+
+    return (
+      <Box
+        className={classNames(css.ImageEditor, className)}
+        direction="Column"
+        {...props}
+        ref={ref}
+      >
+        <Header className={css.ImageEditorHeader} size="400">
+          <Box grow="Yes" alignItems="Center" gap="200">
+            <IconButton size="300" radii="300" onClick={requestClose}>
+              <Icon size="50" src={Icons.ArrowLeft} />
+            </IconButton>
+            <Text size="T300" truncate>
+              Image Editor
+            </Text>
+          </Box>
+          <Box shrink="No" alignItems="Center" gap="200">
+            <Chip variant="Primary" radii="300" onClick={handleApply}>
+              <Text size="B300">Save</Text>
+            </Chip>
+          </Box>
+        </Header>
+        <Box
+          grow="Yes"
+          className={css.ImageEditorContent}
+          justifyContent="Center"
+          alignItems="Center"
+        >
+          <img className={css.Image} src={url} alt={name} />
+        </Box>
+      </Box>
+    );
+  }
+);

src/app/components/image-editor/index.ts

@@ -0,0 +1 @@
+export * from './ImageEditor';

src/app/components/image-pack-view/ImagePackContent.tsx

@@ -0,0 +1,388 @@
+import React, { useCallback, useEffect, useMemo, useState } from 'react';
+import { as, Box, Text, config, Button, Menu, Spinner } from 'folds';
+import {
+  ImagePack,
+  ImageUsage,
+  PackContent,
+  PackImage,
+  PackImageReader,
+  packMetaEqual,
+  PackMetaReader,
+} from '../../plugins/custom-emoji';
+import { useMediaAuthentication } from '../../hooks/useMediaAuthentication';
+import { SequenceCard } from '../sequence-card';
+import { ImageTile, ImageTileEdit, ImageTileUpload } from './ImageTile';
+import { SettingTile } from '../setting-tile';
+import { UsageSwitcher } from './UsageSwitcher';
+import { ImagePackProfile, ImagePackProfileEdit } from './PackMeta';
+import * as css from './style.css';
+import { useFilePicker } from '../../hooks/useFilePicker';
+import { CompactUploadCardRenderer } from '../upload-card';
+import { UploadSuccess } from '../../state/upload';
+import { getImageInfo, TUploadContent } from '../../utils/matrix';
+import { getImageFileUrl, loadImageElement, renameFile } from '../../utils/dom';
+import { replaceSpaceWithDash, suffixRename } from '../../utils/common';
+import { getFileNameWithoutExt } from '../../utils/mimeTypes';
+import { AsyncStatus, useAsyncCallback } from '../../hooks/useAsyncCallback';
+
+export type ImagePackContentProps = {
+  imagePack: ImagePack;
+  canEdit?: boolean;
+  onUpdate?: (packContent: PackContent) => Promise<void>;
+};
+
+export const ImagePackContent = as<'div', ImagePackContentProps>(
+  ({ imagePack, canEdit, onUpdate, ...props }, ref) => {
+    const useAuthentication = useMediaAuthentication();
+
+    const [metaEditing, setMetaEditing] = useState(false);
+    const [savedMeta, setSavedMeta] = useState<PackMetaReader>();
+    const currentMeta = savedMeta ?? imagePack.meta;
+
+    const images = useMemo(() => Array.from(imagePack.images.collection.values()), [imagePack]);
+    const [files, setFiles] = useState<File[]>([]);
+    const [uploadedImages, setUploadedImages] = useState<PackImageReader[]>([]);
+    const [imagesEditing, setImagesEditing] = useState<Set<string>>(new Set());
+    const [savedImages, setSavedImages] = useState<Map<string, PackImageReader>>(new Map());
+    const [deleteImages, setDeleteImages] = useState<Set<string>>(new Set());
+
+    const hasImageWithShortcode = useCallback(
+      (shortcode: string): boolean => {
+        const hasInPack = imagePack.images.collection.has(shortcode);
+        if (hasInPack) return true;
+        const hasInUploaded =
+          uploadedImages.find((img) => img.shortcode === shortcode) !== undefined;
+        if (hasInUploaded) return true;
+        const hasInSaved =
+          Array.from(savedImages).find(([, img]) => img.shortcode === shortcode) !== undefined;
+        return hasInSaved;
+      },
+      [imagePack, savedImages, uploadedImages]
+    );
+
+    const pickFiles = useFilePicker(
+      useCallback(
+        (pickedFiles: File[]) => {
+          const uniqueFiles = pickedFiles.map((file) => {
+            const fileName = replaceSpaceWithDash(file.name);
+            if (hasImageWithShortcode(fileName)) {
+              const uniqueName = suffixRename(fileName, hasImageWithShortcode);
+              return renameFile(file, uniqueName);
+            }
+            return fileName !== file.name ? renameFile(file, fileName) : file;
+          });
+
+          setFiles((f) => [...f, ...uniqueFiles]);
+        },
+        [hasImageWithShortcode]
+      ),
+      true
+    );
+
+    const handleMetaSave = useCallback(
+      (editedMeta: PackMetaReader) => {
+        setMetaEditing(false);
+        setSavedMeta(
+          (m) =>
+            new PackMetaReader({
+              ...imagePack.meta.content,
+              ...m?.content,
+              ...editedMeta.content,
+            })
+        );
+      },
+      [imagePack.meta]
+    );
+
+    const handleMetaCancel = () => setMetaEditing(false);
+
+    const handlePackUsageChange = useCallback(
+      (usg: ImageUsage[]) => {
+        setSavedMeta(
+          (m) =>
+            new PackMetaReader({
+              ...imagePack.meta.content,
+              ...m?.content,
+              usage: usg,
+            })
+        );
+      },
+      [imagePack.meta]
+    );
+
+    const handleUploadRemove = useCallback((file: TUploadContent) => {
+      setFiles((fs) => fs.filter((f) => f !== file));
+    }, []);
+
+    const handleUploadComplete = useCallback(
+      async (data: UploadSuccess) => {
+        const imgEl = await loadImageElement(getImageFileUrl(data.file));
+        const packImage: PackImage = {
+          url: data.mxc,
+          info: getImageInfo(imgEl, data.file),
+        };
+        const image = PackImageReader.fromPackImage(
+          getFileNameWithoutExt(data.file.name),
+          packImage
+        );
+        if (!image) return;
+        handleUploadRemove(data.file);
+        setUploadedImages((imgs) => [image, ...imgs]);
+      },
+      [handleUploadRemove]
+    );
+
+    const handleImageEdit = (shortcode: string) => {
+      setImagesEditing((shortcodes) => {
+        const shortcodeSet = new Set(shortcodes);
+        shortcodeSet.add(shortcode);
+        return shortcodeSet;
+      });
+    };
+    const handleDeleteToggle = (shortcode: string) => {
+      setDeleteImages((shortcodes) => {
+        const shortcodeSet = new Set(shortcodes);
+        if (shortcodeSet.has(shortcode)) shortcodeSet.delete(shortcode);
+        else shortcodeSet.add(shortcode);
+        return shortcodeSet;
+      });
+    };
+
+    const handleImageEditCancel = (shortcode: string) => {
+      setImagesEditing((shortcodes) => {
+        const shortcodeSet = new Set(shortcodes);
+        shortcodeSet.delete(shortcode);
+        return shortcodeSet;
+      });
+    };
+
+    const handleImageEditSave = (shortcode: string, image: PackImageReader) => {
+      handleImageEditCancel(shortcode);
+
+      const saveImage =
+        shortcode !== image.shortcode && hasImageWithShortcode(image.shortcode)
+          ? new PackImageReader(
+              suffixRename(image.shortcode, hasImageWithShortcode),
+              image.url,
+              image.content
+            )
+          : image;
+
+      setSavedImages((sImgs) => {
+        const imgs = new Map(sImgs);
+        imgs.set(shortcode, saveImage);
+        return imgs;
+      });
+    };
+
+    const handleResetSavedChanges = () => {
+      setSavedMeta(undefined);
+      setFiles([]);
+      setUploadedImages([]);
+      setSavedImages(new Map());
+      setDeleteImages(new Set());
+    };
+
+    const [applyState, applyChanges] = useAsyncCallback(
+      useCallback(async () => {
+        const pack: PackContent = {
+          pack: savedMeta?.content ?? imagePack.meta.content,
+          images: {},
+        };
+        const pushImage = (img: PackImageReader) => {
+          if (deleteImages.has(img.shortcode)) return;
+          if (!pack.images) return;
+          const imgToPush = savedImages.get(img.shortcode) ?? img;
+          pack.images[imgToPush.shortcode] = imgToPush.content;
+        };
+        uploadedImages.forEach((img) => pushImage(img));
+        images.forEach((img) => pushImage(img));
+
+        return onUpdate?.(pack);
+      }, [imagePack, images, savedMeta, uploadedImages, savedImages, deleteImages, onUpdate])
+    );
+
+    useEffect(() => {
+      if (applyState.status === AsyncStatus.Success) {
+        handleResetSavedChanges();
+      }
+    }, [applyState]);
+
+    const savedChanges =
+      (savedMeta && !packMetaEqual(imagePack.meta, savedMeta)) ||
+      uploadedImages.length > 0 ||
+      savedImages.size > 0 ||
+      deleteImages.size > 0;
+    const canApplyChanges = !metaEditing && imagesEditing.size === 0 && files.length === 0;
+    const applying = applyState.status === AsyncStatus.Loading;
+
+    const renderImage = (image: PackImageReader) => (
+      <SequenceCard
+        key={image.shortcode}
+        style={{ padding: config.space.S300 }}
+        variant={deleteImages.has(image.shortcode) ? 'Critical' : 'SurfaceVariant'}
+        direction="Column"
+        gap="400"
+      >
+        {imagesEditing.has(image.shortcode) ? (
+          <ImageTileEdit
+            defaultShortcode={image.shortcode}
+            image={savedImages.get(image.shortcode) ?? image}
+            packUsage={currentMeta.usage}
+            useAuthentication={useAuthentication}
+            onCancel={handleImageEditCancel}
+            onSave={handleImageEditSave}
+          />
+        ) : (
+          <ImageTile
+            defaultShortcode={image.shortcode}
+            image={savedImages.get(image.shortcode) ?? image}
+            packUsage={currentMeta.usage}
+            useAuthentication={useAuthentication}
+            canEdit={canEdit}
+            onEdit={handleImageEdit}
+            deleted={deleteImages.has(image.shortcode)}
+            onDeleteToggle={handleDeleteToggle}
+          />
+        )}
+      </SequenceCard>
+    );
+
+    return (
+      <Box grow="Yes" direction="Column" gap="700" {...props} ref={ref}>
+        {savedChanges && (
+          <Menu className={css.UnsavedMenu} variant="Success">
+            <Box alignItems="Center" gap="400">
+              <Box grow="Yes" direction="Column">
+                {applyState.status === AsyncStatus.Error ? (
+                  <Text size="T200">
+                    <b>Failed to apply changes! Please try again.</b>
+                  </Text>
+                ) : (
+                  <Text size="T200">
+                    <b>Changes saved! Apply when ready.</b>
+                  </Text>
+                )}
+              </Box>
+              <Box shrink="No" gap="200">
+                <Button
+                  size="300"
+                  variant="Success"
+                  fill="None"
+                  radii="300"
+                  disabled={!canApplyChanges || applying}
+                  onClick={handleResetSavedChanges}
+                >
+                  <Text size="B300">Reset</Text>
+                </Button>
+                <Button
+                  size="300"
+                  variant="Success"
+                  radii="300"
+                  disabled={!canApplyChanges || applying}
+                  before={applying && <Spinner variant="Success" fill="Solid" size="100" />}
+                  onClick={applyChanges}
+                >
+                  <Text size="B300">Apply Changes</Text>
+                </Button>
+              </Box>
+            </Box>
+          </Menu>
+        )}
+        <Box direction="Column" gap="100">
+          <Text size="L400">Pack</Text>
+          <SequenceCard
+            style={{ padding: config.space.S300 }}
+            variant="SurfaceVariant"
+            direction="Column"
+            gap="400"
+          >
+            {metaEditing ? (
+              <ImagePackProfileEdit
+                meta={currentMeta}
+                onCancel={handleMetaCancel}
+                onSave={handleMetaSave}
+              />
+            ) : (
+              <ImagePackProfile
+                meta={currentMeta}
+                canEdit={canEdit}
+                onEdit={() => setMetaEditing(true)}
+              />
+            )}
+          </SequenceCard>
+          <SequenceCard
+            style={{ padding: config.space.S300 }}
+            variant="SurfaceVariant"
+            direction="Column"
+            gap="400"
+          >
+            <SettingTile
+              title="Images Usage"
+              description="Select how the images are being used: as emojis, as stickers, or as both."
+              after={
+                <UsageSwitcher
+                  usage={currentMeta.usage}
+                  canEdit={canEdit}
+                  onChange={handlePackUsageChange}
+                />
+              }
+            />
+          </SequenceCard>
+        </Box>
+        {images.length === 0 && !canEdit ? null : (
+          <Box direction="Column" gap="100">
+            <Text size="L400">Images</Text>
+            {canEdit && (
+              <SequenceCard
+                style={{ padding: config.space.S300 }}
+                variant="SurfaceVariant"
+                direction="Column"
+                gap="400"
+              >
+                <SettingTile
+                  title="Upload Images"
+                  description="Select images from your storage to upload them in pack."
+                  after={
+                    <Button
+                      variant="Secondary"
+                      fill="Soft"
+                      size="300"
+                      radii="300"
+                      type="button"
+                      outlined
+                      onClick={() => pickFiles('image/*')}
+                    >
+                      <Text size="B300">Select</Text>
+                    </Button>
+                  }
+                />
+              </SequenceCard>
+            )}
+            {files.map((file) => (
+              <SequenceCard
+                key={file.name}
+                style={{ padding: config.space.S300 }}
+                variant="SurfaceVariant"
+                direction="Column"
+                gap="400"
+              >
+                <ImageTileUpload file={file}>
+                  {(uploadAtom) => (
+                    <CompactUploadCardRenderer
+                      uploadAtom={uploadAtom}
+                      onRemove={handleUploadRemove}
+                      onComplete={handleUploadComplete}
+                    />
+                  )}
+                </ImageTileUpload>
+              </SequenceCard>
+            ))}
+            {uploadedImages.map(renderImage)}
+            {images.map(renderImage)}
+          </Box>
+        )}
+      </Box>
+    );
+  }
+);

src/app/components/image-pack-view/ImagePackView.tsx

@@ -0,0 +1,51 @@
+import React from 'react';
+import { Box, IconButton, Text, Icon, Icons, Scroll, Chip } from 'folds';
+import { PackAddress } from '../../plugins/custom-emoji';
+import { Page, PageHeader, PageContent } from '../page';
+import { useMatrixClient } from '../../hooks/useMatrixClient';
+import { RoomImagePack } from './RoomImagePack';
+import { UserImagePack } from './UserImagePack';
+
+type ImagePackViewProps = {
+  address: PackAddress | undefined;
+  requestClose: () => void;
+};
+export function ImagePackView({ address, requestClose }: ImagePackViewProps) {
+  const mx = useMatrixClient();
+  const room = address && mx.getRoom(address.roomId);
+
+  return (
+    <Page>
+      <PageHeader outlined={false} balance>
+        <Box alignItems="Center" grow="Yes" gap="200">
+          <Box alignItems="Inherit" grow="Yes" gap="200">
+            <Chip
+              size="500"
+              radii="Pill"
+              onClick={requestClose}
+              before={<Icon size="100" src={Icons.ArrowLeft} />}
+            >
+              <Text size="T300">Emojis & Stickers</Text>
+            </Chip>
+          </Box>
+          <Box shrink="No">
+            <IconButton onClick={requestClose} variant="Surface">
+              <Icon src={Icons.Cross} />
+            </IconButton>
+          </Box>
+        </Box>
+      </PageHeader>
+      <Box grow="Yes">
+        <Scroll hideTrack visibility="Hover">
+          <PageContent>
+            {room && address ? (
+              <RoomImagePack room={room} stateKey={address.stateKey} />
+            ) : (
+              <UserImagePack />
+            )}
+          </PageContent>
+        </Scroll>
+      </Box>
+    </Page>
+  );
+}

src/app/components/image-pack-view/ImageTile.tsx

@@ -0,0 +1,214 @@
+import React, { FormEventHandler, ReactNode, useMemo, useState } from 'react';
+import { Badge, Box, Button, Chip, Icon, Icons, Input, Text } from 'folds';
+import { UsageSwitcher, useUsageStr } from './UsageSwitcher';
+import { mxcUrlToHttp } from '../../utils/matrix';
+import * as css from './style.css';
+import { ImageUsage, imageUsageEqual, PackImageReader } from '../../plugins/custom-emoji';
+import { useMatrixClient } from '../../hooks/useMatrixClient';
+import { SettingTile } from '../setting-tile';
+import { useObjectURL } from '../../hooks/useObjectURL';
+import { createUploadAtom, TUploadAtom } from '../../state/upload';
+import { replaceSpaceWithDash } from '../../utils/common';
+
+type ImageTileProps = {
+  defaultShortcode: string;
+  useAuthentication: boolean;
+  packUsage: ImageUsage[];
+  image: PackImageReader;
+  canEdit?: boolean;
+  onEdit?: (defaultShortcode: string, image: PackImageReader) => void;
+  deleted?: boolean;
+  onDeleteToggle?: (defaultShortcode: string) => void;
+};
+export function ImageTile({
+  defaultShortcode,
+  image,
+  packUsage,
+  useAuthentication,
+  canEdit,
+  onEdit,
+  onDeleteToggle,
+  deleted,
+}: ImageTileProps) {
+  const mx = useMatrixClient();
+  const getUsageStr = useUsageStr();
+
+  return (
+    <SettingTile
+      before={
+        <img
+          className={css.ImagePackImage}
+          src={mxcUrlToHttp(mx, image.url, useAuthentication) ?? ''}
+          alt={image.shortcode}
+          loading="lazy"
+        />
+      }
+      title={
+        deleted ? (
+          <span className={css.DeleteImageShortcode}>{image.shortcode}</span>
+        ) : (
+          image.shortcode
+        )
+      }
+      description={
+        <Box as="span" gap="200">
+          {image.usage && getUsageStr(image.usage) !== getUsageStr(packUsage) && (
+            <Badge as="span" variant="Secondary" size="400" radii="300" outlined>
+              <Text as="span" size="L400">
+                {getUsageStr(image.usage)}
+              </Text>
+            </Badge>
+          )}
+          {image.body}
+        </Box>
+      }
+      after={
+        canEdit ? (
+          <Box shrink="No" alignItems="Center" gap="200">
+            <Chip
+              variant={deleted ? 'Critical' : 'Secondary'}
+              fill="None"
+              radii="Pill"
+              onClick={() => onDeleteToggle?.(defaultShortcode)}
+            >
+              {deleted ? <Text size="B300">Undo</Text> : <Icon size="50" src={Icons.Delete} />}
+            </Chip>
+            {!deleted && (
+              <Chip
+                variant="Secondary"
+                radii="Pill"
+                onClick={() => onEdit?.(defaultShortcode, image)}
+              >
+                <Text size="B300">Edit</Text>
+              </Chip>
+            )}
+          </Box>
+        ) : undefined
+      }
+    />
+  );
+}
+
+type ImageTileUploadProps = {
+  file: File;
+  children: (uploadAtom: TUploadAtom) => ReactNode;
+};
+export function ImageTileUpload({ file, children }: ImageTileUploadProps) {
+  const url = useObjectURL(file);
+  const uploadAtom = useMemo(() => createUploadAtom(file), [file]);
+
+  return (
+    <SettingTile before={<img className={css.ImagePackImage} src={url} alt={file.name} />}>
+      {children(uploadAtom)}
+    </SettingTile>
+  );
+}
+
+type ImageTileEditProps = {
+  defaultShortcode: string;
+  useAuthentication: boolean;
+  packUsage: ImageUsage[];
+  image: PackImageReader;
+  onCancel: (shortcode: string) => void;
+  onSave: (shortcode: string, image: PackImageReader) => void;
+};
+export function ImageTileEdit({
+  defaultShortcode,
+  useAuthentication,
+  packUsage,
+  image,
+  onCancel,
+  onSave,
+}: ImageTileEditProps) {
+  const mx = useMatrixClient();
+  const defaultUsage = image.usage ?? packUsage;
+
+  const [unsavedUsage, setUnsavedUsages] = useState(defaultUsage);
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+
+    const target = evt.target as HTMLFormElement | undefined;
+    const shortcodeInput = target?.shortcodeInput as HTMLInputElement | undefined;
+    const bodyInput = target?.bodyInput as HTMLTextAreaElement | undefined;
+    if (!shortcodeInput || !bodyInput) return;
+
+    const shortcode = replaceSpaceWithDash(shortcodeInput.value.trim());
+    const body = bodyInput.value.trim() || undefined;
+    const usage = unsavedUsage;
+
+    if (!shortcode) return;
+
+    if (
+      shortcode === image.shortcode &&
+      body === image.body &&
+      imageUsageEqual(usage, defaultUsage)
+    ) {
+      onCancel(defaultShortcode);
+      return;
+    }
+
+    const imageReader = new PackImageReader(shortcode, image.url, {
+      info: image.info,
+      body,
+      usage: imageUsageEqual(usage, packUsage) ? undefined : usage,
+    });
+
+    onSave(defaultShortcode, imageReader);
+  };
+
+  return (
+    <SettingTile
+      before={
+        <img
+          className={css.ImagePackImage}
+          src={mxcUrlToHttp(mx, image.url, useAuthentication) ?? ''}
+          alt={image.shortcode}
+          loading="lazy"
+        />
+      }
+    >
+      <Box as="form" onSubmit={handleSubmit} direction="Column" gap="200">
+        <Box direction="Column" className={css.ImagePackImageInputs}>
+          <Input
+            before={<Text size="L400">Shortcode:</Text>}
+            defaultValue={image.shortcode}
+            name="shortcodeInput"
+            variant="Secondary"
+            size="300"
+            radii="0"
+            required
+            autoFocus
+          />
+          <Input
+            before={<Text size="L400">Body:</Text>}
+            defaultValue={image.body}
+            name="bodyInput"
+            variant="Secondary"
+            size="300"
+            radii="0"
+          />
+        </Box>
+        <Box gap="200">
+          <Box shrink="No" direction="Column">
+            <UsageSwitcher usage={unsavedUsage} onChange={setUnsavedUsages} canEdit />
+          </Box>
+          <Box grow="Yes" />
+          <Button type="submit" variant="Success" size="300" radii="300">
+            <Text size="B300">Save</Text>
+          </Button>
+          <Button
+            type="reset"
+            variant="Secondary"
+            fill="Soft"
+            size="300"
+            radii="300"
+            onClick={() => onCancel(defaultShortcode)}
+          >
+            <Text size="B300">Cancel</Text>
+          </Button>
+        </Box>
+      </Box>
+    </SettingTile>
+  );
+}

src/app/components/image-pack-view/PackMeta.tsx

@@ -0,0 +1,232 @@
+import React, { FormEventHandler, useCallback, useMemo, useState } from 'react';
+import {
+  Box,
+  Text,
+  Avatar,
+  AvatarImage,
+  AvatarFallback,
+  Button,
+  Icon,
+  Icons,
+  Input,
+  TextArea,
+  Chip,
+} from 'folds';
+import Linkify from 'linkify-react';
+import { mxcUrlToHttp } from '../../utils/matrix';
+import { useMatrixClient } from '../../hooks/useMatrixClient';
+import { nameInitials } from '../../utils/common';
+import { BreakWord } from '../../styles/Text.css';
+import { LINKIFY_OPTS } from '../../plugins/react-custom-html-parser';
+import { ContainerColor } from '../../styles/ContainerColor.css';
+import { useFilePicker } from '../../hooks/useFilePicker';
+import { useObjectURL } from '../../hooks/useObjectURL';
+import { createUploadAtom, UploadSuccess } from '../../state/upload';
+import { CompactUploadCardRenderer } from '../upload-card';
+import { useMediaAuthentication } from '../../hooks/useMediaAuthentication';
+import { PackMetaReader } from '../../plugins/custom-emoji';
+
+type ImagePackAvatarProps = {
+  url?: string;
+  name?: string;
+};
+function ImagePackAvatar({ url, name }: ImagePackAvatarProps) {
+  return (
+    <Avatar size="500" className={ContainerColor({ variant: 'Secondary' })}>
+      {url ? (
+        <AvatarImage src={url} alt={name ?? 'Unknown'} />
+      ) : (
+        <AvatarFallback>
+          <Text size="H2">{nameInitials(name ?? 'Unknown')}</Text>
+        </AvatarFallback>
+      )}
+    </Avatar>
+  );
+}
+
+type ImagePackProfileProps = {
+  meta: PackMetaReader;
+  canEdit?: boolean;
+  onEdit?: () => void;
+};
+export function ImagePackProfile({ meta, canEdit, onEdit }: ImagePackProfileProps) {
+  const mx = useMatrixClient();
+  const useAuthentication = useMediaAuthentication();
+  const avatarUrl = meta.avatar
+    ? mxcUrlToHttp(mx, meta.avatar, useAuthentication) ?? undefined
+    : undefined;
+
+  return (
+    <Box gap="400">
+      <Box grow="Yes" direction="Column" gap="300">
+        <Box direction="Column" gap="100">
+          <Text className={BreakWord} size="H5">
+            {meta.name ?? 'Unknown'}
+          </Text>
+          {meta.attribution && (
+            <Text className={BreakWord} size="T200">
+              <Linkify options={LINKIFY_OPTS}>{meta.attribution}</Linkify>
+            </Text>
+          )}
+        </Box>
+        {canEdit && (
+          <Box gap="200">
+            <Chip
+              variant="Secondary"
+              fill="Soft"
+              radii="300"
+              before={<Icon size="50" src={Icons.Pencil} />}
+              onClick={onEdit}
+              outlined
+            >
+              <Text size="B300">Edit</Text>
+            </Chip>
+          </Box>
+        )}
+      </Box>
+      <Box shrink="No">
+        <ImagePackAvatar url={avatarUrl} name={meta.name} />
+      </Box>
+    </Box>
+  );
+}
+
+type ImagePackProfileEditProps = {
+  meta: PackMetaReader;
+  onCancel: () => void;
+  onSave: (meta: PackMetaReader) => void;
+};
+export function ImagePackProfileEdit({ meta, onCancel, onSave }: ImagePackProfileEditProps) {
+  const mx = useMatrixClient();
+  const useAuthentication = useMediaAuthentication();
+  const [avatar, setAvatar] = useState(meta.avatar);
+
+  const avatarUrl = avatar ? mxcUrlToHttp(mx, avatar, useAuthentication) ?? undefined : undefined;
+
+  const [imageFile, setImageFile] = useState<File>();
+  const avatarFileUrl = useObjectURL(imageFile);
+  const uploadingAvatar = avatarFileUrl ? avatar === meta.avatar : false;
+  const uploadAtom = useMemo(() => {
+    if (imageFile) return createUploadAtom(imageFile);
+    return undefined;
+  }, [imageFile]);
+
+  const pickFile = useFilePicker(setImageFile, false);
+
+  const handleRemoveUpload = useCallback(() => {
+    setImageFile(undefined);
+    setAvatar(meta.avatar);
+  }, [meta.avatar]);
+
+  const handleUploaded = useCallback((upload: UploadSuccess) => {
+    setAvatar(upload.mxc);
+  }, []);
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+    if (uploadingAvatar) return;
+
+    const target = evt.target as HTMLFormElement | undefined;
+    const nameInput = target?.nameInput as HTMLInputElement | undefined;
+    const attributionTextArea = target?.attributionTextArea as HTMLTextAreaElement | undefined;
+    if (!nameInput || !attributionTextArea) return;
+
+    const name = nameInput.value.trim();
+    const attribution = attributionTextArea.value.trim();
+    if (!name) return;
+
+    const metaReader = new PackMetaReader({
+      avatar_url: avatar,
+      display_name: name,
+      attribution,
+    });
+    onSave(metaReader);
+  };
+
+  return (
+    <Box as="form" onSubmit={handleSubmit} direction="Column" gap="400">
+      <Box gap="400">
+        <Box grow="Yes" direction="Column" gap="100">
+          <Text size="L400">Pack Avatar</Text>
+          {uploadAtom ? (
+            <Box gap="200" direction="Column">
+              <CompactUploadCardRenderer
+                uploadAtom={uploadAtom}
+                onRemove={handleRemoveUpload}
+                onComplete={handleUploaded}
+              />
+            </Box>
+          ) : (
+            <Box gap="200">
+              <Button
+                type="button"
+                size="300"
+                variant="Secondary"
+                fill="Soft"
+                radii="300"
+                onClick={() => pickFile('image/*')}
+              >
+                <Text size="B300">Upload</Text>
+              </Button>
+              {!avatar && meta.avatar && (
+                <Button
+                  type="button"
+                  size="300"
+                  variant="Success"
+                  fill="None"
+                  radii="300"
+                  onClick={() => setAvatar(meta.avatar)}
+                >
+                  <Text size="B300">Reset</Text>
+                </Button>
+              )}
+              {avatar && (
+                <Button
+                  type="button"
+                  size="300"
+                  variant="Critical"
+                  fill="None"
+                  radii="300"
+                  onClick={() => setAvatar(undefined)}
+                >
+                  <Text size="B300">Remove</Text>
+                </Button>
+              )}
+            </Box>
+          )}
+        </Box>
+        <Box shrink="No">
+          <ImagePackAvatar url={avatarFileUrl ?? avatarUrl} name={meta.name} />
+        </Box>
+      </Box>
+      <Box direction="Inherit" gap="100">
+        <Text size="L400">Name</Text>
+        <Input name="nameInput" defaultValue={meta.name} variant="Secondary" radii="300" required />
+      </Box>
+      <Box direction="Inherit" gap="100">
+        <Text size="L400">Attribution</Text>
+        <TextArea
+          name="attributionTextArea"
+          defaultValue={meta.attribution}
+          variant="Secondary"
+          radii="300"
+        />
+      </Box>
+      <Box gap="300">
+        <Button type="submit" variant="Success" size="300" radii="300" disabled={uploadingAvatar}>
+          <Text size="B300">Save</Text>
+        </Button>
+        <Button
+          type="reset"
+          onClick={onCancel}
+          variant="Secondary"
+          fill="Soft"
+          size="300"
+          radii="300"
+        >
+          <Text size="B300">Cancel</Text>
+        </Button>
+      </Box>
+    </Box>
+  );
+}

src/app/components/image-pack-view/RoomImagePack.tsx

@@ -0,0 +1,55 @@
+import React, { useCallback, useMemo } from 'react';
+import { Room } from 'matrix-js-sdk';
+import { usePowerLevels, usePowerLevelsAPI } from '../../hooks/usePowerLevels';
+import { useMatrixClient } from '../../hooks/useMatrixClient';
+import { ImagePackContent } from './ImagePackContent';
+import { ImagePack, PackContent } from '../../plugins/custom-emoji';
+import { StateEvent } from '../../../types/matrix/room';
+import { useRoomImagePack } from '../../hooks/useImagePacks';
+import { randomStr } from '../../utils/common';
+
+type RoomImagePackProps = {
+  room: Room;
+  stateKey: string;
+};
+
+export function RoomImagePack({ room, stateKey }: RoomImagePackProps) {
+  const mx = useMatrixClient();
+  const userId = mx.getUserId()!;
+  const powerLevels = usePowerLevels(room);
+
+  const { getPowerLevel, canSendStateEvent } = usePowerLevelsAPI(powerLevels);
+  const canEditImagePack = canSendStateEvent(StateEvent.PoniesRoomEmotes, getPowerLevel(userId));
+
+  const fallbackPack = useMemo(() => {
+    const fakePackId = randomStr(4);
+    return new ImagePack(
+      fakePackId,
+      {},
+      {
+        roomId: room.roomId,
+        stateKey,
+      }
+    );
+  }, [room.roomId, stateKey]);
+  const imagePack = useRoomImagePack(room, stateKey) ?? fallbackPack;
+
+  const handleUpdate = useCallback(
+    async (packContent: PackContent) => {
+      const { address } = imagePack;
+      if (!address) return;
+
+      await mx.sendStateEvent(
+        address.roomId,
+        StateEvent.PoniesRoomEmotes,
+        packContent,
+        address.stateKey
+      );
+    },
+    [mx, imagePack]
+  );
+
+  return (
+    <ImagePackContent imagePack={imagePack} canEdit={canEditImagePack} onUpdate={handleUpdate} />
+  );
+}

src/app/components/image-pack-view/UsageSwitcher.tsx

@@ -0,0 +1,116 @@
+import React, { MouseEventHandler, useMemo, useState } from 'react';
+import { Box, Button, config, Icon, Icons, Menu, MenuItem, PopOut, RectCords, Text } from 'folds';
+import FocusTrap from 'focus-trap-react';
+import { ImageUsage } from '../../plugins/custom-emoji';
+import { stopPropagation } from '../../utils/keyboard';
+
+export const useUsageStr = (): ((usage: ImageUsage[]) => string) => {
+  const getUsageStr = (usage: ImageUsage[]): string => {
+    const sticker = usage.includes(ImageUsage.Sticker);
+    const emoticon = usage.includes(ImageUsage.Emoticon);
+
+    if (sticker && emoticon) return 'Both';
+    if (sticker) return 'Sticker';
+    if (emoticon) return 'Emoji';
+    return 'Both';
+  };
+  return getUsageStr;
+};
+
+type UsageSelectorProps = {
+  selected: ImageUsage[];
+  onChange: (usage: ImageUsage[]) => void;
+};
+export function UsageSelector({ selected, onChange }: UsageSelectorProps) {
+  const getUsageStr = useUsageStr();
+
+  const selectedUsageStr = getUsageStr(selected);
+  const isSelected = (usage: ImageUsage[]) => getUsageStr(usage) === selectedUsageStr;
+
+  const allUsages: ImageUsage[][] = useMemo(
+    () => [[ImageUsage.Emoticon], [ImageUsage.Sticker], [ImageUsage.Sticker, ImageUsage.Emoticon]],
+    []
+  );
+
+  return (
+    <Box direction="Column" gap="100" style={{ padding: config.space.S100 }}>
+      {allUsages.map((usage) => (
+        <MenuItem
+          key={getUsageStr(usage)}
+          size="300"
+          variant={isSelected(usage) ? 'SurfaceVariant' : 'Surface'}
+          aria-selected={isSelected(usage)}
+          radii="300"
+          onClick={() => onChange(usage)}
+        >
+          <Box grow="Yes">
+            <Text size="T300">{getUsageStr(usage)}</Text>
+          </Box>
+        </MenuItem>
+      ))}
+    </Box>
+  );
+}
+
+type UsageSwitcherProps = {
+  usage: ImageUsage[];
+  canEdit?: boolean;
+  onChange: (usage: ImageUsage[]) => void;
+};
+export function UsageSwitcher({ usage, onChange, canEdit }: UsageSwitcherProps) {
+  const getUsageStr = useUsageStr();
+
+  const [menuCords, setMenuCords] = useState<RectCords>();
+
+  const handleSelectUsage: MouseEventHandler<HTMLButtonElement> = (event) => {
+    setMenuCords(event.currentTarget.getBoundingClientRect());
+  };
+
+  return (
+    <>
+      <Button
+        variant="Secondary"
+        fill="Soft"
+        size="300"
+        radii="300"
+        type="button"
+        outlined
+        aria-disabled={!canEdit}
+        after={canEdit && <Icon src={Icons.ChevronBottom} size="100" />}
+        onClick={canEdit ? handleSelectUsage : undefined}
+      >
+        <Text size="B300">{getUsageStr(usage)}</Text>
+      </Button>
+      <PopOut
+        anchor={menuCords}
+        offset={5}
+        position="Bottom"
+        align="End"
+        content={
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setMenuCords(undefined),
+              clickOutsideDeactivates: true,
+              isKeyForward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+              isKeyBackward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <Menu>
+              <UsageSelector
+                selected={usage}
+                onChange={(usg) => {
+                  setMenuCords(undefined);
+                  onChange(usg);
+                }}
+              />
+            </Menu>
+          </FocusTrap>
+        }
+      />
+    </>
+  );
+}

src/app/components/image-pack-view/UserImagePack.tsx

@@ -0,0 +1,22 @@
+import React, { useCallback, useMemo } from 'react';
+import { ImagePackContent } from './ImagePackContent';
+import { ImagePack, PackContent } from '../../plugins/custom-emoji';
+import { useMatrixClient } from '../../hooks/useMatrixClient';
+import { AccountDataEvent } from '../../../types/matrix/accountData';
+import { useUserImagePack } from '../../hooks/useImagePacks';
+
+export function UserImagePack() {
+  const mx = useMatrixClient();
+
+  const defaultPack = useMemo(() => new ImagePack(mx.getUserId() ?? '', {}, undefined), [mx]);
+  const imagePack = useUserImagePack();
+
+  const handleUpdate = useCallback(
+    async (packContent: PackContent) => {
+      await mx.setAccountData(AccountDataEvent.PoniesUserEmotes, packContent);
+    },
+    [mx]
+  );
+
+  return <ImagePackContent imagePack={imagePack ?? defaultPack} canEdit onUpdate={handleUpdate} />;
+}

src/app/components/image-pack-view/index.ts

@@ -0,0 +1 @@
+export * from './ImagePackView';

src/app/components/image-pack-view/style.css.ts

@@ -0,0 +1,37 @@
+import { style } from '@vanilla-extract/css';
+import { color, config, DefaultReset, toRem } from 'folds';
+
+export const ImagePackImage = style([
+  DefaultReset,
+  {
+    width: toRem(36),
+    height: toRem(36),
+    objectFit: 'contain',
+  },
+]);
+
+export const DeleteImageShortcode = style([
+  DefaultReset,
+  {
+    color: color.Critical.Main,
+    textDecoration: 'line-through',
+  },
+]);
+
+export const ImagePackImageInputs = style([
+  DefaultReset,
+  {
+    overflow: 'hidden',
+    borderRadius: config.radii.R300,
+  },
+]);
+
+export const UnsavedMenu = style({
+  position: 'sticky',
+  padding: config.space.S200,
+  paddingLeft: config.space.S400,
+  top: config.space.S400,
+  left: config.space.S400,
+  right: 0,
+  zIndex: 1,
+});

src/app/components/info-card/InfoCard.tsx

@@ -0,0 +1,53 @@
+import { Box, ContainerColor, Text } from 'folds';
+import React, { ReactNode } from 'react';
+import classNames from 'classnames';
+import { BreakWord } from '../../styles/Text.css';
+import { ContainerColor as ContainerClr } from '../../styles/ContainerColor.css';
+import * as css from './styles.css';
+
+type InfoCardProps = {
+  variant?: ContainerColor;
+  title?: ReactNode;
+  description?: ReactNode;
+  before?: ReactNode;
+  after?: ReactNode;
+  children?: ReactNode;
+};
+export function InfoCard({
+  variant = 'Primary',
+  title,
+  description,
+  before,
+  after,
+  children,
+}: InfoCardProps) {
+  return (
+    <Box
+      direction="Column"
+      className={classNames(css.InfoCard, ContainerClr({ variant }))}
+      gap="300"
+    >
+      <Box gap="200" alignItems="Center">
+        {before && (
+          <Box shrink="No" alignSelf="Start">
+            {before}
+          </Box>
+        )}
+        <Box grow="Yes" direction="Column" gap="100">
+          {title && (
+            <Text size="L400" className={BreakWord}>
+              {title}
+            </Text>
+          )}
+          {description && (
+            <Text size="T200" className={BreakWord}>
+              {description}
+            </Text>
+          )}
+        </Box>
+        {after && <Box shrink="No">{after}</Box>}
+      </Box>
+      {children}
+    </Box>
+  );
+}

src/app/components/info-card/index.ts

@@ -0,0 +1 @@
+export * from './InfoCard';

src/app/components/info-card/styles.css.ts

@@ -0,0 +1,10 @@
+import { style } from '@vanilla-extract/css';
+import { config } from 'folds';
+
+export const InfoCard = style([
+  {
+    padding: config.space.S200,
+    borderRadius: config.radii.R300,
+    borderWidth: config.borderWidth.B300,
+  },
+]);

src/app/components/message/content/EventContent.tsx

@@ -1,6 +1,7 @@
 import { Box, Icon, IconSrc } from 'folds';
 import React, { ReactNode } from 'react';
 import { CompactLayout, ModernLayout } from '..';
+import { MessageLayout } from '../../../state/settings';
 
 export type EventContentProps = {
   messageLayout: number;
@@ -11,9 +12,9 @@ export type EventContentProps = {
 export function EventContent({ messageLayout, time, iconSrc, content }: EventContentProps) {
   const beforeJSX = (
     <Box gap="300" justifyContent="SpaceBetween" alignItems="Center" grow="Yes">
-      {messageLayout === 1 && time}
+      {messageLayout === MessageLayout.Compact && time}
       <Box
-        grow={messageLayout === 1 ? undefined : 'Yes'}
+        grow={messageLayout === MessageLayout.Compact ? undefined : 'Yes'}
         alignItems="Center"
         justifyContent="Center"
       >
@@ -25,11 +26,11 @@ export function EventContent({ messageLayout, time, iconSrc, content }: EventCon
   const msgContentJSX = (
     <Box justifyContent="SpaceBetween" alignItems="Baseline" gap="200">
       {content}
-      {messageLayout !== 1 && time}
+      {messageLayout !== MessageLayout.Compact && time}
     </Box>
   );
 
-  return messageLayout === 1 ? (
+  return messageLayout === MessageLayout.Compact ? (
     <CompactLayout before={beforeJSX}>{msgContentJSX}</CompactLayout>
   ) : (
     <ModernLayout before={beforeJSX}>{msgContentJSX}</ModernLayout>

src/app/components/message/content/FileContent.tsx

@@ -27,7 +27,6 @@ import {
   getFileNameExt,
   mimeTypeToExt,
 } from '../../../utils/mimeTypes';
-import * as css from './style.css';
 import { stopPropagation } from '../../../utils/keyboard';
 import {
   decryptFile,
@@ -36,6 +35,7 @@ import {
   mxcUrlToHttp,
 } from '../../../utils/matrix';
 import { useMediaAuthentication } from '../../../hooks/useMediaAuthentication';
+import { ModalWide } from '../../../styles/Modal.css';
 
 const renderErrorButton = (retry: () => void, text: string) => (
   <TooltipProvider
@@ -111,7 +111,7 @@ export function ReadTextFile({ body, mimeType, url, encInfo, renderViewer }: Rea
               }}
             >
               <Modal
-                className={css.ModalWide}
+                className={ModalWide}
                 size="500"
                 onContextMenu={(evt: any) => evt.stopPropagation()}
               >
@@ -199,7 +199,7 @@ export function ReadPdfFile({ body, mimeType, url, encInfo, renderViewer }: Read
               }}
             >
               <Modal
-                className={css.ModalWide}
+                className={ModalWide}
                 size="500"
                 onContextMenu={(evt: any) => evt.stopPropagation()}
               >

src/app/components/message/content/ImageContent.tsx

@@ -28,6 +28,7 @@ import { FALLBACK_MIMETYPE } from '../../../utils/mimeTypes';
 import { stopPropagation } from '../../../utils/keyboard';
 import { decryptFile, downloadEncryptedMedia, mxcUrlToHttp } from '../../../utils/matrix';
 import { useMediaAuthentication } from '../../../hooks/useMediaAuthentication';
+import { ModalWide } from '../../../styles/Modal.css';
 
 type RenderViewerProps = {
   src: string;
@@ -121,7 +122,7 @@ export const ImageContent = as<'div', ImageContentProps>(
                 }}
               >
                 <Modal
-                  className={css.ModalWide}
+                  className={ModalWide}
                   size="500"
                   onContextMenu={(evt: any) => evt.stopPropagation()}
                 >

src/app/components/message/content/style.css.ts

@@ -30,8 +30,3 @@ export const AbsoluteFooter = style([
     right: config.space.S100,
   },
 ]);
-
-export const ModalWide = style({
-  minWidth: '85vw',
-  minHeight: '90vh',
-});

src/app/components/page/Page.tsx

@@ -27,14 +27,14 @@ export function PageRoot({ nav, children }: PageRootProps) {
 type ClientDrawerLayoutProps = {
   children: ReactNode;
 };
-export function PageNav({ children }: ClientDrawerLayoutProps) {
+export function PageNav({ size, children }: ClientDrawerLayoutProps & css.PageNavVariants) {
   const screenSize = useScreenSizeContext();
   const isMobile = screenSize === ScreenSize.Mobile;
 
   return (
     <Box
       grow={isMobile ? 'Yes' : undefined}
-      className={css.PageNav}
+      className={css.PageNav({ size })}
       shrink={isMobile ? 'Yes' : 'No'}
     >
       <Box grow="Yes" direction="Column">
@@ -44,15 +44,17 @@ export function PageNav({ children }: ClientDrawerLayoutProps) {
   );
 }
 
-export const PageNavHeader = as<'header'>(({ className, ...props }, ref) => (
-  <Header
-    className={classNames(css.PageNavHeader, className)}
-    variant="Background"
-    size="600"
-    {...props}
-    ref={ref}
-  />
-));
+export const PageNavHeader = as<'header', css.PageNavHeaderVariants>(
+  ({ className, outlined, ...props }, ref) => (
+    <Header
+      className={classNames(css.PageNavHeader({ outlined }), className)}
+      variant="Background"
+      size="600"
+      {...props}
+      ref={ref}
+    />
+  )
+);
 
 export function PageNavContent({
   scrollRef,
@@ -88,11 +90,11 @@ export const Page = as<'div'>(({ className, ...props }, ref) => (
 ));
 
 export const PageHeader = as<'div', css.PageHeaderVariants>(
-  ({ className, balance, ...props }, ref) => (
+  ({ className, outlined, balance, ...props }, ref) => (
     <Header
       as="header"
       size="600"
-      className={classNames(css.PageHeader({ balance }), className)}
+      className={classNames(css.PageHeader({ balance, outlined }), className)}
       {...props}
       ref={ref}
     />

src/app/components/page/style.css.ts

@@ -2,30 +2,55 @@ import { style } from '@vanilla-extract/css';
 import { recipe, RecipeVariants } from '@vanilla-extract/recipes';
 import { DefaultReset, color, config, toRem } from 'folds';
 
-export const PageNav = style({
-  width: toRem(256),
-});
-
-export const PageNavHeader = style({
-  padding: `0 ${config.space.S200} 0 ${config.space.S300}`,
-  flexShrink: 0,
-  borderBottomWidth: 1,
-
-  selectors: {
-    'button&': {
-      cursor: 'pointer',
-    },
-    'button&[aria-pressed=true]': {
-      backgroundColor: color.Background.ContainerActive,
-    },
-    'button&:hover, button&:focus-visible': {
-      backgroundColor: color.Background.ContainerHover,
-    },
-    'button&:active': {
-      backgroundColor: color.Background.ContainerActive,
+export const PageNav = recipe({
+  variants: {
+    size: {
+      '400': {
+        width: toRem(256),
+      },
+      '300': {
+        width: toRem(222),
+      },
     },
   },
+  defaultVariants: {
+    size: '400',
+  },
 });
+export type PageNavVariants = RecipeVariants<typeof PageNav>;
+
+export const PageNavHeader = recipe({
+  base: {
+    padding: `0 ${config.space.S200} 0 ${config.space.S300}`,
+    flexShrink: 0,
+    selectors: {
+      'button&': {
+        cursor: 'pointer',
+      },
+      'button&[aria-pressed=true]': {
+        backgroundColor: color.Background.ContainerActive,
+      },
+      'button&:hover, button&:focus-visible': {
+        backgroundColor: color.Background.ContainerHover,
+      },
+      'button&:active': {
+        backgroundColor: color.Background.ContainerActive,
+      },
+    },
+  },
+
+  variants: {
+    outlined: {
+      true: {
+        borderBottomWidth: 1,
+      },
+    },
+  },
+  defaultVariants: {
+    outlined: true,
+  },
+});
+export type PageNavHeaderVariants = RecipeVariants<typeof PageNavHeader>;
 
 export const PageNavContent = style({
   minHeight: '100%',
@@ -38,7 +63,6 @@ export const PageHeader = recipe({
   base: {
     paddingLeft: config.space.S400,
     paddingRight: config.space.S200,
-    borderBottomWidth: config.borderWidth.B300,
   },
   variants: {
     balance: {
@@ -46,6 +70,14 @@ export const PageHeader = recipe({
         paddingLeft: config.space.S200,
       },
     },
+    outlined: {
+      true: {
+        borderBottomWidth: config.borderWidth.B300,
+      },
+    },
+  },
+  defaultVariants: {
+    outlined: true,
   },
 });
 export type PageHeaderVariants = RecipeVariants<typeof PageHeader>;

src/app/components/password-input/PasswordInput.tsx

@@ -6,7 +6,7 @@ type PasswordInputProps = Omit<ComponentProps<typeof Input>, 'type' | 'size'> &
   size: '400' | '500';
 };
 export const PasswordInput = forwardRef<HTMLInputElement, PasswordInputProps>(
-  ({ variant, size, style, after, ...props }, ref) => {
+  ({ variant = 'Background', size, style, after, ...props }, ref) => {
     const paddingRight: string = size === '500' ? config.space.S300 : config.space.S200;
 
     return (

src/app/components/password-input/index.ts

@@ -0,0 +1 @@
+export * from './PasswordInput';

src/app/components/setting-tile/SettingTile.tsx

@@ -0,0 +1,32 @@
+import React, { ReactNode } from 'react';
+import { Box, Text } from 'folds';
+import { BreakWord } from '../../styles/Text.css';
+
+type SettingTileProps = {
+  title?: ReactNode;
+  description?: ReactNode;
+  before?: ReactNode;
+  after?: ReactNode;
+  children?: ReactNode;
+};
+export function SettingTile({ title, description, before, after, children }: SettingTileProps) {
+  return (
+    <Box alignItems="Center" gap="300">
+      {before && <Box shrink="No">{before}</Box>}
+      <Box grow="Yes" direction="Column" gap="100">
+        {title && (
+          <Text className={BreakWord} size="T300">
+            {title}
+          </Text>
+        )}
+        {description && (
+          <Text className={BreakWord} size="T200" priority="300">
+            {description}
+          </Text>
+        )}
+        {children}
+      </Box>
+      {after && <Box shrink="No">{after}</Box>}
+    </Box>
+  );
+}

src/app/components/setting-tile/index.ts

@@ -0,0 +1 @@
+export * from './SettingTile';

src/app/components/uia-stages/PasswordStage.tsx

@@ -0,0 +1,89 @@
+import { Box, Button, color, config, Dialog, Header, Icon, IconButton, Icons, Text } from 'folds';
+import React, { FormEventHandler } from 'react';
+import { AuthType } from 'matrix-js-sdk';
+import { StageComponentProps } from './types';
+import { ErrorCode } from '../../cs-errorcode';
+import { PasswordInput } from '../password-input';
+
+export function PasswordStage({
+  stageData,
+  submitAuthDict,
+  onCancel,
+  userId,
+}: StageComponentProps & {
+  userId: string;
+}) {
+  const { errorCode, error, session } = stageData;
+
+  const handleFormSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+    const { passwordInput } = evt.target as HTMLFormElement & {
+      passwordInput: HTMLInputElement;
+    };
+    const password = passwordInput.value;
+    if (!password) return;
+    submitAuthDict({
+      type: AuthType.Password,
+      identifier: {
+        type: 'm.id.user',
+        user: userId,
+      },
+      password,
+      session,
+    });
+  };
+
+  return (
+    <Dialog>
+      <Header
+        style={{
+          padding: `0 ${config.space.S200} 0 ${config.space.S400}`,
+        }}
+        variant="Surface"
+        size="500"
+      >
+        <Box grow="Yes">
+          <Text size="H4">Account Password</Text>
+        </Box>
+        <IconButton size="300" onClick={onCancel} radii="300">
+          <Icon src={Icons.Cross} />
+        </IconButton>
+      </Header>
+      <Box
+        as="form"
+        onSubmit={handleFormSubmit}
+        style={{ padding: `0 ${config.space.S400} ${config.space.S400}` }}
+        direction="Column"
+        gap="400"
+      >
+        <Box direction="Column" gap="400">
+          <Text size="T200">
+            To perform this action you need to authenticate yourself by entering you account
+            password.
+          </Text>
+          <Box direction="Column" gap="100">
+            <Text size="L400">Password</Text>
+            <PasswordInput size="400" name="passwordInput" outlined autoFocus required />
+            {errorCode && (
+              <Box alignItems="Center" gap="100" style={{ color: color.Critical.Main }}>
+                <Icon size="50" src={Icons.Warning} filled />
+                <Text size="T200">
+                  <b>
+                    {errorCode === ErrorCode.M_FORBIDDEN
+                      ? 'Invalid Password!'
+                      : `${errorCode}: ${error}`}
+                  </b>
+                </Text>
+              </Box>
+            )}
+          </Box>
+        </Box>
+        <Button variant="Primary" type="submit">
+          <Text as="span" size="B400">
+            Continue
+          </Text>
+        </Button>
+      </Box>
+    </Dialog>
+  );
+}

src/app/components/uia-stages/SSOStage.tsx

@@ -0,0 +1,91 @@
+import { Box, Button, color, config, Dialog, Header, Icon, IconButton, Icons, Text } from 'folds';
+import React, { useCallback, useEffect, useState } from 'react';
+import { StageComponentProps } from './types';
+
+export function SSOStage({
+  ssoRedirectURL,
+  stageData,
+  submitAuthDict,
+  onCancel,
+}: StageComponentProps & {
+  ssoRedirectURL: string;
+}) {
+  const { errorCode, error, session } = stageData;
+  const [ssoWindow, setSSOWindow] = useState<Window>();
+
+  const handleSubmit = useCallback(() => {
+    submitAuthDict({
+      session,
+    });
+  }, [submitAuthDict, session]);
+
+  const handleContinue = () => {
+    const w = window.open(ssoRedirectURL, '_blank');
+    setSSOWindow(w ?? undefined);
+  };
+
+  useEffect(() => {
+    const handleMessage = (evt: MessageEvent) => {
+      if (ssoWindow && evt.data === 'authDone' && evt.source === ssoWindow) {
+        ssoWindow.close();
+        setSSOWindow(undefined);
+        handleSubmit();
+      }
+    };
+
+    window.addEventListener('message', handleMessage);
+    return () => {
+      window.removeEventListener('message', handleMessage);
+    };
+  }, [ssoWindow, handleSubmit]);
+
+  return (
+    <Dialog>
+      <Header
+        style={{
+          padding: `0 ${config.space.S200} 0 ${config.space.S400}`,
+        }}
+        variant="Surface"
+        size="500"
+      >
+        <Box grow="Yes">
+          <Text size="H4">SSO Login</Text>
+        </Box>
+        <IconButton size="300" onClick={onCancel} radii="300">
+          <Icon src={Icons.Cross} />
+        </IconButton>
+      </Header>
+      <Box
+        style={{ padding: `0 ${config.space.S400} ${config.space.S400}` }}
+        direction="Column"
+        gap="400"
+      >
+        <Text size="T200">
+          To perform this action you need to authenticate yourself by SSO login.
+        </Text>
+        {errorCode && (
+          <Box alignItems="Center" gap="100" style={{ color: color.Critical.Main }}>
+            <Icon size="50" src={Icons.Warning} filled />
+            <Text size="T200">
+              <b>{`${errorCode}: ${error}`}</b>
+            </Text>
+          </Box>
+        )}
+
+        {ssoWindow ? (
+          <Button variant="Primary" onClick={handleSubmit}>
+            <Text as="span" size="B400">
+              Continue
+            </Text>
+          </Button>
+        ) : (
+          <Button variant="Primary" onClick={handleContinue}>
+            <Text as="span" size="B400">
+              Continue with SSO
+            </Text>
+          </Button>
+        )}
+      </Box>
+    </Dialog>
+  );
+}

src/app/components/uia-stages/index.ts

@@ -1,6 +1,8 @@
 export * from './types';
 export * from './DummyStage';
 export * from './EmailStage';
+export * from './PasswordStage';
 export * from './ReCaptchaStage';
 export * from './RegistrationTokenStage';
+export * from './SSOStage';
 export * from './TermsStage';

src/app/components/upload-card/CompactUploadCardRenderer.tsx

@@ -0,0 +1,94 @@
+import React, { useEffect } from 'react';
+import { Chip, Icon, IconButton, Icons, Text, color } from 'folds';
+import { UploadCard, UploadCardError, CompactUploadCardProgress } from './UploadCard';
+import { TUploadAtom, UploadStatus, UploadSuccess, useBindUploadAtom } from '../../state/upload';
+import { useMatrixClient } from '../../hooks/useMatrixClient';
+import { TUploadContent } from '../../utils/matrix';
+import { getFileTypeIcon } from '../../utils/common';
+
+type CompactUploadCardRendererProps = {
+  isEncrypted?: boolean;
+  uploadAtom: TUploadAtom;
+  onRemove: (file: TUploadContent) => void;
+  onComplete?: (upload: UploadSuccess) => void;
+};
+export function CompactUploadCardRenderer({
+  isEncrypted,
+  uploadAtom,
+  onRemove,
+  onComplete,
+}: CompactUploadCardRendererProps) {
+  const mx = useMatrixClient();
+  const { upload, startUpload, cancelUpload } = useBindUploadAtom(mx, uploadAtom, isEncrypted);
+  const { file } = upload;
+
+  if (upload.status === UploadStatus.Idle) startUpload();
+
+  const removeUpload = () => {
+    cancelUpload();
+    onRemove(file);
+  };
+
+  useEffect(() => {
+    if (upload.status === UploadStatus.Success) {
+      onComplete?.(upload);
+    }
+  }, [upload, onComplete]);
+
+  return (
+    <UploadCard
+      compact
+      outlined
+      radii="300"
+      before={<Icon src={getFileTypeIcon(Icons, file.type)} />}
+      after={
+        <>
+          {upload.status === UploadStatus.Error && (
+            <Chip
+              as="button"
+              onClick={startUpload}
+              aria-label="Retry Upload"
+              variant="Critical"
+              radii="Pill"
+              outlined
+            >
+              <Text size="B300">Retry</Text>
+            </Chip>
+          )}
+          <IconButton
+            onClick={removeUpload}
+            aria-label="Cancel Upload"
+            variant="SurfaceVariant"
+            radii="Pill"
+            size="300"
+          >
+            <Icon src={Icons.Cross} size="200" />
+          </IconButton>
+        </>
+      }
+    >
+      {upload.status === UploadStatus.Success ? (
+        <>
+          <Text size="H6" truncate>
+            {file.name}
+          </Text>
+          <Icon style={{ color: color.Success.Main }} src={Icons.Check} size="100" />
+        </>
+      ) : (
+        <>
+          {upload.status === UploadStatus.Idle && (
+            <CompactUploadCardProgress sentBytes={0} totalBytes={file.size} />
+          )}
+          {upload.status === UploadStatus.Loading && (
+            <CompactUploadCardProgress sentBytes={upload.progress.loaded} totalBytes={file.size} />
+          )}
+          {upload.status === UploadStatus.Error && (
+            <UploadCardError>
+              <Text size="T200">{upload.error.message}</Text>
+            </UploadCardError>
+          )}
+        </>
+      )}
+    </UploadCard>
+  );
+}

src/app/components/upload-card/UploadCard.css.ts

@@ -7,9 +7,21 @@ export const UploadCard = recipe({
     padding: config.space.S300,
     backgroundColor: color.SurfaceVariant.Container,
     color: color.SurfaceVariant.OnContainer,
+    borderColor: color.SurfaceVariant.ContainerLine,
   },
   variants: {
     radii: RadiiVariant,
+    outlined: {
+      true: {
+        borderStyle: 'solid',
+        borderWidth: config.borderWidth.B300,
+      },
+    },
+    compact: {
+      true: {
+        padding: config.space.S100,
+      },
+    },
   },
   defaultVariants: {
     radii: '400',

src/app/components/upload-card/UploadCard.tsx

@@ -12,8 +12,13 @@ type UploadCardProps = {
 };
 
 export const UploadCard = forwardRef<HTMLDivElement, UploadCardProps & css.UploadCardVariant>(
-  ({ before, after, children, bottom, radii }, ref) => (
-    <Box className={css.UploadCard({ radii })} direction="Column" gap="200" ref={ref}>
+  ({ before, after, children, bottom, radii, outlined, compact }, ref) => (
+    <Box
+      className={css.UploadCard({ radii, outlined, compact })}
+      direction="Column"
+      gap="200"
+      ref={ref}
+    >
       <Box alignItems="Center" gap="200">
         {before}
         <Box alignItems="Center" grow="Yes" gap="200">
@@ -33,7 +38,7 @@ type UploadCardProgressProps = {
 
 export function UploadCardProgress({ sentBytes, totalBytes }: UploadCardProgressProps) {
   return (
-    <Box direction="Column" gap="200">
+    <Box grow="Yes" direction="Column" gap="200">
       <ProgressBar variant="Secondary" size="300" min={0} max={totalBytes} value={sentBytes} />
       <Box alignItems="Center" justifyContent="SpaceBetween">
         <Badge variant="Secondary" fill="Solid" radii="Pill">
@@ -49,6 +54,24 @@ export function UploadCardProgress({ sentBytes, totalBytes }: UploadCardProgress
   );
 }
 
+export function CompactUploadCardProgress({ sentBytes, totalBytes }: UploadCardProgressProps) {
+  return (
+    <Box grow="Yes" gap="200" alignItems="Center">
+      <Badge variant="Secondary" fill="Solid" radii="Pill">
+        <Text size="L400">{`${Math.round(percent(0, totalBytes, sentBytes))}%`}</Text>
+      </Badge>
+      <Box grow="Yes" direction="Column">
+        <ProgressBar variant="Secondary" size="300" min={0} max={totalBytes} value={sentBytes} />
+      </Box>
+      <Badge variant="Secondary" fill="Soft" radii="Pill">
+        <Text size="L400">
+          {bytesToSize(sentBytes)} / {bytesToSize(totalBytes)}
+        </Text>
+      </Badge>
+    </Box>
+  );
+}
+
 type UploadCardErrorProps = {
   children: ReactNode;
 };

src/app/components/upload-card/UploadCardRenderer.tsx

@@ -1,30 +1,26 @@
-import React from 'react';
+import React, { useEffect } from 'react';
 import { Chip, Icon, IconButton, Icons, Text, color } from 'folds';
 import { UploadCard, UploadCardError, UploadCardProgress } from './UploadCard';
-import { TUploadAtom, UploadStatus, useBindUploadAtom } from '../../state/upload';
+import { TUploadAtom, UploadStatus, UploadSuccess, useBindUploadAtom } from '../../state/upload';
 import { useMatrixClient } from '../../hooks/useMatrixClient';
 import { TUploadContent } from '../../utils/matrix';
 import { getFileTypeIcon } from '../../utils/common';
 
 type UploadCardRendererProps = {
-  file: TUploadContent;
   isEncrypted?: boolean;
   uploadAtom: TUploadAtom;
   onRemove: (file: TUploadContent) => void;
+  onComplete?: (upload: UploadSuccess) => void;
 };
 export function UploadCardRenderer({
-  file,
   isEncrypted,
   uploadAtom,
   onRemove,
+  onComplete,
 }: UploadCardRendererProps) {
   const mx = useMatrixClient();
-  const { upload, startUpload, cancelUpload } = useBindUploadAtom(
-    mx,
-    file,
-    uploadAtom,
-    isEncrypted
-  );
+  const { upload, startUpload, cancelUpload } = useBindUploadAtom(mx, uploadAtom, isEncrypted);
+  const { file } = upload;
 
   if (upload.status === UploadStatus.Idle) startUpload();
 
@@ -33,6 +29,12 @@ export function UploadCardRenderer({
     onRemove(file);
   };
 
+  useEffect(() => {
+    if (upload.status === UploadStatus.Success) {
+      onComplete?.(upload);
+    }
+  }, [upload, onComplete]);
+
   return (
     <UploadCard
       radii="300"

src/app/components/upload-card/index.ts

@@ -1,2 +1,3 @@
 export * from './UploadCard';
 export * from './UploadCardRenderer';
+export * from './CompactUploadCardRenderer';

src/app/features/lobby/Lobby.tsx

@@ -3,7 +3,8 @@ import { Box, Icon, IconButton, Icons, Line, Scroll, config } from 'folds';
 import { useVirtualizer } from '@tanstack/react-virtual';
 import { useAtom, useAtomValue } from 'jotai';
 import { useNavigate } from 'react-router-dom';
-import { IJoinRuleEventContent, JoinRule, RestrictedAllowType, Room } from 'matrix-js-sdk';
+import { JoinRule, RestrictedAllowType, Room } from 'matrix-js-sdk';
+import { RoomJoinRulesEventContent } from 'matrix-js-sdk/lib/types';
 import { useSpace } from '../../hooks/useSpace';
 import { Page, PageContent, PageContentCenter, PageHeroSection } from '../../components/page';
 import { HierarchyItem, useSpaceHierarchy } from '../../hooks/useSpaceHierarchy';
@@ -258,7 +259,7 @@ export function Lobby() {
         const joinRuleContent = getStateEvent(
           itemRoom,
           StateEvent.RoomJoinRules
-        )?.getContent<IJoinRuleEventContent>();
+        )?.getContent<RoomJoinRulesEventContent>();
 
         if (joinRuleContent) {
           const allow =

src/app/features/room/RoomInput.tsx

@@ -56,7 +56,13 @@ import {
 } from '../../components/editor';
 import { EmojiBoard, EmojiBoardTab } from '../../components/emoji-board';
 import { UseStateProvider } from '../../components/UseStateProvider';
-import { TUploadContent, encryptFile, getImageInfo, getMxIdLocalPart, mxcUrlToHttp } from '../../utils/matrix';
+import {
+  TUploadContent,
+  encryptFile,
+  getImageInfo,
+  getMxIdLocalPart,
+  mxcUrlToHttp,
+} from '../../utils/matrix';
 import { useTypingStatusUpdater } from '../../hooks/useTypingStatusUpdater';
 import { useFilePicker } from '../../hooks/useFilePicker';
 import { useFilePasteHandler } from '../../hooks/useFilePasteHandler';
@@ -157,7 +163,7 @@ export const RoomInput = forwardRef<HTMLDivElement, RoomInputProps>(
         const safeFiles = files.map(safeFile);
         const fileItems: TUploadItem[] = [];
 
-        if (mx.isRoomEncrypted(roomId)) {
+        if (room.hasEncryptionStateEvent()) {
           const encryptFiles = fulfilledPromiseSettledResult(
             await Promise.allSettled(safeFiles.map((f) => encryptFile(f)))
           );
@@ -172,7 +178,7 @@ export const RoomInput = forwardRef<HTMLDivElement, RoomInputProps>(
           item: fileItems,
         });
       },
-      [setSelectedFiles, roomId, mx]
+      [setSelectedFiles, room]
     );
     const pickFile = useFilePicker(handleFiles, true);
     const handlePaste = useFilePasteHandler(handleFiles);
@@ -413,7 +419,6 @@ export const RoomInput = forwardRef<HTMLDivElement, RoomInputProps>(
                       <UploadCardRenderer
                         // eslint-disable-next-line react/no-array-index-key
                         key={index}
-                        file={fileItem.file}
                         isEncrypted={!!fileItem.encInfo}
                         uploadAtom={roomUploadAtomFamily(fileItem.file)}
                         onRemove={handleRemoveUpload}

src/app/features/room/RoomTimeline.tsx

@@ -85,7 +85,7 @@ import {
   reactionOrEditEvent,
 } from '../../utils/room';
 import { useSetting } from '../../state/hooks/settings';
-import { settingsAtom } from '../../state/settings';
+import { MessageLayout, settingsAtom } from '../../state/settings';
 import { openProfileViewer } from '../../../client/action/navigation';
 import { useMatrixEventRenderer } from '../../hooks/useMatrixEventRenderer';
 import { Reactions, Message, Event, EncryptedContent } from './message';
@@ -336,7 +336,10 @@ const useTimelinePagination = (
           backwards ? Direction.Backward : Direction.Forward
         ) ?? timelineToPaginate;
       // Decrypt all event ahead of render cycle
-      if (mx.isRoomEncrypted(fetchedTimeline.getRoomId() ?? '')) {
+      const roomId = fetchedTimeline.getRoomId();
+      const room = roomId ? mx.getRoom(roomId) : null;
+
+      if (room?.hasEncryptionStateEvent()) {
         await to(decryptAllTimelineEvent(mx, fetchedTimeline));
       }
 
@@ -421,7 +424,6 @@ const getRoomUnreadInfo = (room: Room, scrollTo = false) => {
 export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimelineProps) {
   const mx = useMatrixClient();
   const useAuthentication = useMediaAuthentication();
-  const encryptedRoom = mx.isRoomEncrypted(room.roomId);
   const [messageLayout] = useSetting(settingsAtom, 'messageLayout');
   const [messageSpacing] = useSetting(settingsAtom, 'messageSpacing');
   const [hideMembershipEvents] = useSetting(settingsAtom, 'hideMembershipEvents');
@@ -429,7 +431,7 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
   const [mediaAutoLoad] = useSetting(settingsAtom, 'mediaAutoLoad');
   const [urlPreview] = useSetting(settingsAtom, 'urlPreview');
   const [encUrlPreview] = useSetting(settingsAtom, 'encUrlPreview');
-  const showUrlPreview = encryptedRoom ? encUrlPreview : urlPreview;
+  const showUrlPreview = room.hasEncryptionStateEvent() ? encUrlPreview : urlPreview;
   const [showHiddenEvents] = useSetting(settingsAtom, 'showHiddenEvents');
   const setReplyDraft = useSetAtom(roomIdToReplyDraftAtomFamily(room.roomId));
   const powerLevels = usePowerLevelsContext();
@@ -1030,7 +1032,7 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
                 urlPreview={showUrlPreview}
                 htmlReactParserOptions={htmlReactParserOptions}
                 linkifyOpts={linkifyOpts}
-                outlineAttachment={messageLayout === 2}
+                outlineAttachment={messageLayout === MessageLayout.Bubble}
               />
             )}
           </Message>
@@ -1126,7 +1128,7 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
                       urlPreview={showUrlPreview}
                       htmlReactParserOptions={htmlReactParserOptions}
                       linkifyOpts={linkifyOpts}
-                      outlineAttachment={messageLayout === 2}
+                      outlineAttachment={messageLayout === MessageLayout.Bubble}
                     />
                   );
                 }
@@ -1211,7 +1213,9 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
         const highlighted = focusItem?.index === item && focusItem.highlight;
         const parsed = parseMemberEvent(mEvent);
 
-        const timeJSX = <Time ts={mEvent.getTs()} compact={messageLayout === 1} />;
+        const timeJSX = (
+          <Time ts={mEvent.getTs()} compact={messageLayout === MessageLayout.Compact} />
+        );
 
         return (
           <Event
@@ -1244,7 +1248,9 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
         const senderId = mEvent.getSender() ?? '';
         const senderName = getMemberDisplayName(room, senderId) || getMxIdLocalPart(senderId);
 
-        const timeJSX = <Time ts={mEvent.getTs()} compact={messageLayout === 1} />;
+        const timeJSX = (
+          <Time ts={mEvent.getTs()} compact={messageLayout === MessageLayout.Compact} />
+        );
 
         return (
           <Event
@@ -1278,7 +1284,9 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
         const senderId = mEvent.getSender() ?? '';
         const senderName = getMemberDisplayName(room, senderId) || getMxIdLocalPart(senderId);
 
-        const timeJSX = <Time ts={mEvent.getTs()} compact={messageLayout === 1} />;
+        const timeJSX = (
+          <Time ts={mEvent.getTs()} compact={messageLayout === MessageLayout.Compact} />
+        );
 
         return (
           <Event
@@ -1312,7 +1320,9 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
         const senderId = mEvent.getSender() ?? '';
         const senderName = getMemberDisplayName(room, senderId) || getMxIdLocalPart(senderId);
 
-        const timeJSX = <Time ts={mEvent.getTs()} compact={messageLayout === 1} />;
+        const timeJSX = (
+          <Time ts={mEvent.getTs()} compact={messageLayout === MessageLayout.Compact} />
+        );
 
         return (
           <Event
@@ -1348,7 +1358,9 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
       const senderId = mEvent.getSender() ?? '';
       const senderName = getMemberDisplayName(room, senderId) || getMxIdLocalPart(senderId);
 
-      const timeJSX = <Time ts={mEvent.getTs()} compact={messageLayout === 1} />;
+      const timeJSX = (
+        <Time ts={mEvent.getTs()} compact={messageLayout === MessageLayout.Compact} />
+      );
 
       return (
         <Event
@@ -1389,7 +1401,9 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
       const senderId = mEvent.getSender() ?? '';
       const senderName = getMemberDisplayName(room, senderId) || getMxIdLocalPart(senderId);
 
-      const timeJSX = <Time ts={mEvent.getTs()} compact={messageLayout === 1} />;
+      const timeJSX = (
+        <Time ts={mEvent.getTs()} compact={messageLayout === MessageLayout.Compact} />
+      );
 
       return (
         <Event
@@ -1544,7 +1558,7 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
             <div
               style={{
                 padding: `${config.space.S700} ${config.space.S400} ${config.space.S600} ${
-                  messageLayout === 1 ? config.space.S400 : toRem(64)
+                  messageLayout === MessageLayout.Compact ? config.space.S400 : toRem(64)
                 }`,
               }}
             >
@@ -1552,7 +1566,7 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
             </div>
           )}
           {(canPaginateBack || !rangeAtStart) &&
-            (messageLayout === 1 ? (
+            (messageLayout === MessageLayout.Compact ? (
               <>
                 <MessageBase>
                   <CompactPlaceholder key={getItems().length} />
@@ -1587,7 +1601,7 @@ export function RoomTimeline({ room, eventId, roomInputRef, editor }: RoomTimeli
           {getItems().map(eventRenderer)}
 
           {(!liveTimelineLinked || !rangeAtEnd) &&
-            (messageLayout === 1 ? (
+            (messageLayout === MessageLayout.Compact ? (
               <>
                 <MessageBase ref={observeFrontAnchor}>
                   <CompactPlaceholder key={getItems().length} />

src/app/features/room/message/Message.tsx

@@ -716,7 +716,7 @@ export const Message = as<'div', MessageProps>(
     const headerJSX = !collapse && (
       <Box
         gap="300"
-        direction={messageLayout === 1 ? 'RowReverse' : 'Row'}
+        direction={messageLayout === MessageLayout.Compact ? 'RowReverse' : 'Row'}
         justifyContent="SpaceBetween"
         alignItems="Baseline"
         grow="Yes"
@@ -728,12 +728,12 @@ export const Message = as<'div', MessageProps>(
           onContextMenu={onUserClick}
           onClick={onUsernameClick}
         >
-          <Text as="span" size={messageLayout === 2 ? 'T300' : 'T400'} truncate>
+          <Text as="span" size={messageLayout === MessageLayout.Bubble ? 'T300' : 'T400'} truncate>
             <b>{senderDisplayName}</b>
           </Text>
         </Username>
         <Box shrink="No" gap="100">
-          {messageLayout === 0 && hover && (
+          {messageLayout === MessageLayout.Modern && hover && (
             <>
               <Text as="span" size="T200" priority="300">
                 {senderId}
@@ -743,12 +743,12 @@ export const Message = as<'div', MessageProps>(
               </Text>
             </>
           )}
-          <Time ts={mEvent.getTs()} compact={messageLayout === 1} />
+          <Time ts={mEvent.getTs()} compact={messageLayout === MessageLayout.Compact} />
         </Box>
       </Box>
     );
 
-    const avatarJSX = !collapse && messageLayout !== 1 && (
+    const avatarJSX = !collapse && messageLayout !== MessageLayout.Compact && (
       <AvatarBase>
         <Avatar
           className={css.MessageAvatar}
@@ -1043,18 +1043,18 @@ export const Message = as<'div', MessageProps>(
             </Menu>
           </div>
         )}
-        {messageLayout === 1 && (
+        {messageLayout === MessageLayout.Compact && (
           <CompactLayout before={headerJSX} onContextMenu={handleContextMenu}>
             {msgContentJSX}
           </CompactLayout>
         )}
-        {messageLayout === 2 && (
+        {messageLayout === MessageLayout.Bubble && (
           <BubbleLayout before={avatarJSX} onContextMenu={handleContextMenu}>
             {headerJSX}
             {msgContentJSX}
           </BubbleLayout>
         )}
-        {messageLayout !== 1 && messageLayout !== 2 && (
+        {messageLayout !== MessageLayout.Compact && messageLayout !== MessageLayout.Bubble && (
           <ModernLayout before={avatarJSX} onContextMenu={handleContextMenu}>
             {headerJSX}
             {msgContentJSX}

src/app/features/settings/Settings.tsx

@@ -0,0 +1,234 @@
+import React, { useMemo, useState } from 'react';
+import {
+  Avatar,
+  Box,
+  Button,
+  config,
+  Icon,
+  IconButton,
+  Icons,
+  IconSrc,
+  MenuItem,
+  Overlay,
+  OverlayBackdrop,
+  OverlayCenter,
+  Text,
+} from 'folds';
+import FocusTrap from 'focus-trap-react';
+import { General } from './general';
+import { PageNav, PageNavContent, PageNavHeader, PageRoot } from '../../components/page';
+import { ScreenSize, useScreenSizeContext } from '../../hooks/useScreenSize';
+import { Account } from './account';
+import { useUserProfile } from '../../hooks/useUserProfile';
+import { useMatrixClient } from '../../hooks/useMatrixClient';
+import { getMxIdLocalPart, mxcUrlToHttp } from '../../utils/matrix';
+import { useMediaAuthentication } from '../../hooks/useMediaAuthentication';
+import { UserAvatar } from '../../components/user-avatar';
+import { nameInitials } from '../../utils/common';
+import { Notifications } from './notifications';
+import { Devices } from './devices';
+import { EmojisStickers } from './emojis-stickers';
+import { DeveloperTools } from './developer-tools';
+import { About } from './about';
+import { UseStateProvider } from '../../components/UseStateProvider';
+import { stopPropagation } from '../../utils/keyboard';
+import { LogoutDialog } from '../../components/LogoutDialog';
+
+export enum SettingsPages {
+  GeneralPage,
+  AccountPage,
+  NotificationPage,
+  DevicesPage,
+  EmojisStickersPage,
+  DeveloperToolsPage,
+  AboutPage,
+}
+
+type SettingsMenuItem = {
+  page: SettingsPages;
+  name: string;
+  icon: IconSrc;
+};
+
+const useSettingsMenuItems = (): SettingsMenuItem[] =>
+  useMemo(
+    () => [
+      {
+        page: SettingsPages.GeneralPage,
+        name: 'General',
+        icon: Icons.Setting,
+      },
+      {
+        page: SettingsPages.AccountPage,
+        name: 'Account',
+        icon: Icons.User,
+      },
+      {
+        page: SettingsPages.NotificationPage,
+        name: 'Notifications',
+        icon: Icons.Bell,
+      },
+      {
+        page: SettingsPages.DevicesPage,
+        name: 'Devices',
+        icon: Icons.Category,
+      },
+      {
+        page: SettingsPages.EmojisStickersPage,
+        name: 'Emojis & Stickers',
+        icon: Icons.Smile,
+      },
+      {
+        page: SettingsPages.DeveloperToolsPage,
+        name: 'Developer Tools',
+        icon: Icons.Terminal,
+      },
+      {
+        page: SettingsPages.AboutPage,
+        name: 'About',
+        icon: Icons.Info,
+      },
+    ],
+    []
+  );
+
+type SettingsProps = {
+  initialPage?: SettingsPages;
+  requestClose: () => void;
+};
+export function Settings({ initialPage, requestClose }: SettingsProps) {
+  const mx = useMatrixClient();
+  const useAuthentication = useMediaAuthentication();
+  const userId = mx.getUserId()!;
+  const profile = useUserProfile(userId);
+  const displayName = profile.displayName ?? getMxIdLocalPart(userId) ?? userId;
+  const avatarUrl = profile.avatarUrl
+    ? mxcUrlToHttp(mx, profile.avatarUrl, useAuthentication, 96, 96, 'crop') ?? undefined
+    : undefined;
+
+  const screenSize = useScreenSizeContext();
+  const [activePage, setActivePage] = useState<SettingsPages | undefined>(() => {
+    if (initialPage) return initialPage;
+    return screenSize === ScreenSize.Mobile ? undefined : SettingsPages.GeneralPage;
+  });
+  const menuItems = useSettingsMenuItems();
+
+  const handlePageRequestClose = () => {
+    if (screenSize === ScreenSize.Mobile) {
+      setActivePage(undefined);
+      return;
+    }
+    requestClose();
+  };
+
+  return (
+    <PageRoot
+      nav={
+        screenSize === ScreenSize.Mobile && activePage !== undefined ? undefined : (
+          <PageNav size="300">
+            <PageNavHeader outlined={false}>
+              <Box grow="Yes" gap="200">
+                <Avatar size="200" radii="300">
+                  <UserAvatar
+                    userId={userId}
+                    src={avatarUrl}
+                    renderFallback={() => <Text size="H6">{nameInitials(displayName)}</Text>}
+                  />
+                </Avatar>
+                <Text size="H4" truncate>
+                  Settings
+                </Text>
+              </Box>
+              <Box shrink="No">
+                {screenSize === ScreenSize.Mobile && (
+                  <IconButton onClick={requestClose} variant="Background">
+                    <Icon src={Icons.Cross} />
+                  </IconButton>
+                )}
+              </Box>
+            </PageNavHeader>
+            <Box grow="Yes" direction="Column">
+              <PageNavContent>
+                <div style={{ flexGrow: 1 }}>
+                  {menuItems.map((item) => (
+                    <MenuItem
+                      key={item.name}
+                      variant="Background"
+                      radii="400"
+                      aria-pressed={activePage === item.page}
+                      before={<Icon src={item.icon} size="100" filled={activePage === item.page} />}
+                      onClick={() => setActivePage(item.page)}
+                    >
+                      <Text
+                        style={{
+                          fontWeight: activePage === item.page ? config.fontWeight.W600 : undefined,
+                        }}
+                        size="T300"
+                        truncate
+                      >
+                        {item.name}
+                      </Text>
+                    </MenuItem>
+                  ))}
+                </div>
+              </PageNavContent>
+              <Box style={{ padding: config.space.S200 }} shrink="No" direction="Column">
+                <UseStateProvider initial={false}>
+                  {(logout, setLogout) => (
+                    <>
+                      <Button
+                        size="300"
+                        variant="Critical"
+                        fill="None"
+                        radii="Pill"
+                        before={<Icon src={Icons.Power} size="100" />}
+                        onClick={() => setLogout(true)}
+                      >
+                        <Text size="B400">Logout</Text>
+                      </Button>
+                      {logout && (
+                        <Overlay open backdrop={<OverlayBackdrop />}>
+                          <OverlayCenter>
+                            <FocusTrap
+                              focusTrapOptions={{
+                                onDeactivate: () => setLogout(false),
+                                clickOutsideDeactivates: true,
+                                escapeDeactivates: stopPropagation,
+                              }}
+                            >
+                              <LogoutDialog handleClose={() => setLogout(false)} />
+                            </FocusTrap>
+                          </OverlayCenter>
+                        </Overlay>
+                      )}
+                    </>
+                  )}
+                </UseStateProvider>
+              </Box>
+            </Box>
+          </PageNav>
+        )
+      }
+    >
+      {activePage === SettingsPages.GeneralPage && (
+        <General requestClose={handlePageRequestClose} />
+      )}
+      {activePage === SettingsPages.AccountPage && (
+        <Account requestClose={handlePageRequestClose} />
+      )}
+      {activePage === SettingsPages.NotificationPage && (
+        <Notifications requestClose={handlePageRequestClose} />
+      )}
+      {activePage === SettingsPages.DevicesPage && (
+        <Devices requestClose={handlePageRequestClose} />
+      )}
+      {activePage === SettingsPages.EmojisStickersPage && (
+        <EmojisStickers requestClose={handlePageRequestClose} />
+      )}
+      {activePage === SettingsPages.DeveloperToolsPage && (
+        <DeveloperTools requestClose={handlePageRequestClose} />
+      )}
+      {activePage === SettingsPages.AboutPage && <About requestClose={handlePageRequestClose} />}
+    </PageRoot>
+  );
+}

src/app/features/settings/about/About.tsx

@@ -0,0 +1,245 @@
+import React from 'react';
+import { Box, Text, IconButton, Icon, Icons, Scroll, Button, config, toRem } from 'folds';
+import { Page, PageContent, PageHeader } from '../../../components/page';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import CinnySVG from '../../../../../public/res/svg/cinny.svg';
+import cons from '../../../../client/state/cons';
+import { clearCacheAndReload } from '../../../../client/initMatrix';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+
+type AboutProps = {
+  requestClose: () => void;
+};
+export function About({ requestClose }: AboutProps) {
+  const mx = useMatrixClient();
+
+  return (
+    <Page>
+      <PageHeader outlined={false}>
+        <Box grow="Yes" gap="200">
+          <Box grow="Yes" alignItems="Center" gap="200">
+            <Text size="H3" truncate>
+              About
+            </Text>
+          </Box>
+          <Box shrink="No">
+            <IconButton onClick={requestClose} variant="Surface">
+              <Icon src={Icons.Cross} />
+            </IconButton>
+          </Box>
+        </Box>
+      </PageHeader>
+      <Box grow="Yes">
+        <Scroll hideTrack visibility="Hover">
+          <PageContent>
+            <Box direction="Column" gap="700">
+              <Box gap="400">
+                <Box shrink="No">
+                  <img
+                    style={{ width: toRem(60), height: toRem(60) }}
+                    src={CinnySVG}
+                    alt="Cinny logo"
+                  />
+                </Box>
+                <Box direction="Column" gap="300">
+                  <Box direction="Column" gap="100">
+                    <Box gap="100" alignItems="End">
+                      <Text size="H3">Cinny</Text>
+                      <Text size="T200">v{cons.version}</Text>
+                    </Box>
+                    <Text>Yet another matrix client.</Text>
+                  </Box>
+
+                  <Box gap="200" wrap="Wrap">
+                    <Button
+                      as="a"
+                      href="https://github.com/cinnyapp/cinny"
+                      rel="noreferrer noopener"
+                      target="_blank"
+                      variant="Secondary"
+                      fill="Soft"
+                      size="300"
+                      radii="300"
+                      before={<Icon src={Icons.Code} size="100" filled />}
+                    >
+                      <Text size="B300">Source Code</Text>
+                    </Button>
+                    <Button
+                      as="a"
+                      href="https://cinny.in/#sponsor"
+                      rel="noreferrer noopener"
+                      target="_blank"
+                      variant="Critical"
+                      fill="Soft"
+                      size="300"
+                      radii="300"
+                      before={<Icon src={Icons.Heart} size="100" filled />}
+                    >
+                      <Text size="B300">Support</Text>
+                    </Button>
+                  </Box>
+                </Box>
+              </Box>
+              <Box direction="Column" gap="100">
+                <Text size="L400">Options</Text>
+                <SequenceCard
+                  className={SequenceCardStyle}
+                  variant="SurfaceVariant"
+                  direction="Column"
+                  gap="400"
+                >
+                  <SettingTile
+                    title="Clear Cache & Reload"
+                    description="Clear all your locally stored data and reload from server."
+                    after={
+                      <Button
+                        onClick={() => clearCacheAndReload(mx)}
+                        variant="Secondary"
+                        fill="Soft"
+                        size="300"
+                        radii="300"
+                        outlined
+                      >
+                        <Text size="B300">Clear Cache</Text>
+                      </Button>
+                    }
+                  />
+                </SequenceCard>
+              </Box>
+              <Box direction="Column" gap="100">
+                <Text size="L400">Credits</Text>
+                <SequenceCard
+                  className={SequenceCardStyle}
+                  variant="SurfaceVariant"
+                  direction="Column"
+                  gap="400"
+                >
+                  <Box
+                    as="ul"
+                    direction="Column"
+                    gap="200"
+                    style={{
+                      margin: 0,
+                      paddingLeft: config.space.S400,
+                    }}
+                  >
+                    <li>
+                      <Text size="T300">
+                        The{' '}
+                        <a
+                          href="https://github.com/matrix-org/matrix-js-sdk"
+                          rel="noreferrer noopener"
+                          target="_blank"
+                        >
+                          matrix-js-sdk
+                        </a>{' '}
+                        is ©{' '}
+                        <a
+                          href="https://matrix.org/foundation"
+                          rel="noreferrer noopener"
+                          target="_blank"
+                        >
+                          The Matrix.org Foundation C.I.C
+                        </a>{' '}
+                        used under the terms of{' '}
+                        <a
+                          href="http://www.apache.org/licenses/LICENSE-2.0"
+                          rel="noreferrer noopener"
+                          target="_blank"
+                        >
+                          Apache 2.0
+                        </a>
+                        .
+                      </Text>
+                    </li>
+                    <li>
+                      <Text size="T300">
+                        The{' '}
+                        <a
+                          href="https://github.com/mozilla/twemoji-colr"
+                          target="_blank"
+                          rel="noreferrer noopener"
+                        >
+                          twemoji-colr
+                        </a>{' '}
+                        font is ©{' '}
+                        <a href="https://mozilla.org/" target="_blank" rel="noreferrer noopener">
+                          Mozilla Foundation
+                        </a>{' '}
+                        used under the terms of{' '}
+                        <a
+                          href="http://www.apache.org/licenses/LICENSE-2.0"
+                          target="_blank"
+                          rel="noreferrer noopener"
+                        >
+                          Apache 2.0
+                        </a>
+                        .
+                      </Text>
+                    </li>
+                    <li>
+                      <Text size="T300">
+                        The{' '}
+                        <a
+                          href="https://twemoji.twitter.com"
+                          target="_blank"
+                          rel="noreferrer noopener"
+                        >
+                          Twemoji
+                        </a>{' '}
+                        emoji art is ©{' '}
+                        <a
+                          href="https://twemoji.twitter.com"
+                          target="_blank"
+                          rel="noreferrer noopener"
+                        >
+                          Twitter, Inc and other contributors
+                        </a>{' '}
+                        used under the terms of{' '}
+                        <a
+                          href="https://creativecommons.org/licenses/by/4.0/"
+                          target="_blank"
+                          rel="noreferrer noopener"
+                        >
+                          CC-BY 4.0
+                        </a>
+                        .
+                      </Text>
+                    </li>
+                    <li>
+                      <Text size="T300">
+                        The{' '}
+                        <a
+                          href="https://material.io/design/sound/sound-resources.html"
+                          target="_blank"
+                          rel="noreferrer noopener"
+                        >
+                          Material sound resources
+                        </a>{' '}
+                        are ©{' '}
+                        <a href="https://google.com" target="_blank" rel="noreferrer noopener">
+                          Google
+                        </a>{' '}
+                        used under the terms of{' '}
+                        <a
+                          href="https://creativecommons.org/licenses/by/4.0/"
+                          target="_blank"
+                          rel="noreferrer noopener"
+                        >
+                          CC-BY 4.0
+                        </a>
+                        .
+                      </Text>
+                    </li>
+                  </Box>
+                </SequenceCard>
+              </Box>
+            </Box>
+          </PageContent>
+        </Scroll>
+      </Box>
+    </Page>
+  );
+}

src/app/features/settings/about/index.ts

@@ -0,0 +1 @@
+export * from './About';

src/app/features/settings/account/Account.tsx

@@ -0,0 +1,428 @@
+import React, {
+  ChangeEventHandler,
+  FormEventHandler,
+  useCallback,
+  useEffect,
+  useMemo,
+  useState,
+} from 'react';
+import {
+  Box,
+  Text,
+  IconButton,
+  Icon,
+  Icons,
+  Scroll,
+  Input,
+  Avatar,
+  Button,
+  Chip,
+  Overlay,
+  OverlayBackdrop,
+  OverlayCenter,
+  Modal,
+  Dialog,
+  Header,
+  config,
+  Spinner,
+} from 'folds';
+import FocusTrap from 'focus-trap-react';
+import { Page, PageContent, PageHeader } from '../../../components/page';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { UserProfile, useUserProfile } from '../../../hooks/useUserProfile';
+import { getMxIdLocalPart, mxcUrlToHttp } from '../../../utils/matrix';
+import { UserAvatar } from '../../../components/user-avatar';
+import { useMediaAuthentication } from '../../../hooks/useMediaAuthentication';
+import { nameInitials } from '../../../utils/common';
+import { copyToClipboard } from '../../../utils/dom';
+import { AsyncStatus, useAsyncCallback } from '../../../hooks/useAsyncCallback';
+import { useFilePicker } from '../../../hooks/useFilePicker';
+import { useObjectURL } from '../../../hooks/useObjectURL';
+import { stopPropagation } from '../../../utils/keyboard';
+import { ImageEditor } from '../../../components/image-editor';
+import { ModalWide } from '../../../styles/Modal.css';
+import { createUploadAtom, UploadSuccess } from '../../../state/upload';
+import { CompactUploadCardRenderer } from '../../../components/upload-card';
+import { useCapabilities } from '../../../hooks/useCapabilities';
+
+function MatrixId() {
+  const mx = useMatrixClient();
+  const userId = mx.getUserId()!;
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Matrix ID</Text>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title={userId}
+          after={
+            <Chip variant="Secondary" radii="Pill" onClick={() => copyToClipboard(userId)}>
+              <Text size="T200">Copy</Text>
+            </Chip>
+          }
+        />
+      </SequenceCard>
+    </Box>
+  );
+}
+
+type ProfileProps = {
+  profile: UserProfile;
+  userId: string;
+};
+function ProfileAvatar({ profile, userId }: ProfileProps) {
+  const mx = useMatrixClient();
+  const useAuthentication = useMediaAuthentication();
+  const capabilities = useCapabilities();
+  const [alertRemove, setAlertRemove] = useState(false);
+  const disableSetAvatar = capabilities['m.set_avatar_url']?.enabled === false;
+
+  const defaultDisplayName = profile.displayName ?? getMxIdLocalPart(userId) ?? userId;
+  const avatarUrl = profile.avatarUrl
+    ? mxcUrlToHttp(mx, profile.avatarUrl, useAuthentication, 96, 96, 'crop') ?? undefined
+    : undefined;
+
+  const [imageFile, setImageFile] = useState<File>();
+  const imageFileURL = useObjectURL(imageFile);
+  const uploadAtom = useMemo(() => {
+    if (imageFile) return createUploadAtom(imageFile);
+    return undefined;
+  }, [imageFile]);
+
+  const pickFile = useFilePicker(setImageFile, false);
+
+  const handleRemoveUpload = useCallback(() => {
+    setImageFile(undefined);
+  }, []);
+
+  const handleUploaded = useCallback(
+    (upload: UploadSuccess) => {
+      const { mxc } = upload;
+      mx.setAvatarUrl(mxc);
+      handleRemoveUpload();
+    },
+    [mx, handleRemoveUpload]
+  );
+
+  const handleRemoveAvatar = () => {
+    mx.setAvatarUrl('');
+    setAlertRemove(false);
+  };
+
+  return (
+    <SettingTile
+      title={
+        <Text as="span" size="L400">
+          Avatar
+        </Text>
+      }
+      after={
+        <Avatar size="500" radii="300">
+          <UserAvatar
+            userId={userId}
+            src={avatarUrl}
+            renderFallback={() => <Text size="H4">{nameInitials(defaultDisplayName)}</Text>}
+          />
+        </Avatar>
+      }
+    >
+      {uploadAtom ? (
+        <Box gap="200" direction="Column">
+          <CompactUploadCardRenderer
+            uploadAtom={uploadAtom}
+            onRemove={handleRemoveUpload}
+            onComplete={handleUploaded}
+          />
+        </Box>
+      ) : (
+        <Box gap="200">
+          <Button
+            onClick={() => pickFile('image/*')}
+            size="300"
+            variant="Secondary"
+            fill="Soft"
+            outlined
+            radii="300"
+            disabled={disableSetAvatar}
+          >
+            <Text size="B300">Upload</Text>
+          </Button>
+          {avatarUrl && (
+            <Button
+              size="300"
+              variant="Critical"
+              fill="None"
+              radii="300"
+              disabled={disableSetAvatar}
+              onClick={() => setAlertRemove(true)}
+            >
+              <Text size="B300">Remove</Text>
+            </Button>
+          )}
+        </Box>
+      )}
+
+      {imageFileURL && (
+        <Overlay open={false} backdrop={<OverlayBackdrop />}>
+          <OverlayCenter>
+            <FocusTrap
+              focusTrapOptions={{
+                initialFocus: false,
+                onDeactivate: handleRemoveUpload,
+                clickOutsideDeactivates: true,
+                escapeDeactivates: stopPropagation,
+              }}
+            >
+              <Modal className={ModalWide} variant="Surface" size="500">
+                <ImageEditor
+                  name={imageFile?.name ?? 'Unnamed'}
+                  url={imageFileURL}
+                  requestClose={handleRemoveUpload}
+                />
+              </Modal>
+            </FocusTrap>
+          </OverlayCenter>
+        </Overlay>
+      )}
+
+      <Overlay open={alertRemove} backdrop={<OverlayBackdrop />}>
+        <OverlayCenter>
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setAlertRemove(false),
+              clickOutsideDeactivates: true,
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <Dialog variant="Surface">
+              <Header
+                style={{
+                  padding: `0 ${config.space.S200} 0 ${config.space.S400}`,
+                  borderBottomWidth: config.borderWidth.B300,
+                }}
+                variant="Surface"
+                size="500"
+              >
+                <Box grow="Yes">
+                  <Text size="H4">Remove Avatar</Text>
+                </Box>
+                <IconButton size="300" onClick={() => setAlertRemove(false)} radii="300">
+                  <Icon src={Icons.Cross} />
+                </IconButton>
+              </Header>
+              <Box style={{ padding: config.space.S400 }} direction="Column" gap="400">
+                <Box direction="Column" gap="200">
+                  <Text priority="400">Are you sure you want to remove profile avatar?</Text>
+                </Box>
+                <Button variant="Critical" onClick={handleRemoveAvatar}>
+                  <Text size="B400">Remove</Text>
+                </Button>
+              </Box>
+            </Dialog>
+          </FocusTrap>
+        </OverlayCenter>
+      </Overlay>
+    </SettingTile>
+  );
+}
+
+function ProfileDisplayName({ profile, userId }: ProfileProps) {
+  const mx = useMatrixClient();
+  const capabilities = useCapabilities();
+  const disableSetDisplayname = capabilities['m.set_displayname']?.enabled === false;
+
+  const defaultDisplayName = profile.displayName ?? getMxIdLocalPart(userId) ?? userId;
+  const [displayName, setDisplayName] = useState<string>();
+
+  const [changeState, changeDisplayName] = useAsyncCallback(
+    useCallback((name: string) => mx.setDisplayName(name), [mx])
+  );
+  const changingDisplayName = changeState.status === AsyncStatus.Loading;
+
+  useEffect(() => {
+    setDisplayName(defaultDisplayName);
+  }, [defaultDisplayName]);
+
+  const handleChange: ChangeEventHandler<HTMLInputElement> = (evt) => {
+    const name = evt.currentTarget.value;
+    setDisplayName(name);
+  };
+
+  const handleReset = () => {
+    setDisplayName(defaultDisplayName);
+  };
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+    if (changingDisplayName) return;
+
+    const target = evt.target as HTMLFormElement | undefined;
+    const displayNameInput = target?.displayNameInput as HTMLInputElement | undefined;
+    const name = displayNameInput?.value;
+    if (!name) return;
+
+    changeDisplayName(name);
+  };
+
+  const hasChanges = displayName !== defaultDisplayName;
+  return (
+    <SettingTile
+      title={
+        <Text as="span" size="L400">
+          Display Name
+        </Text>
+      }
+    >
+      <Box direction="Column" grow="Yes" gap="100">
+        <Box
+          as="form"
+          onSubmit={handleSubmit}
+          gap="200"
+          aria-disabled={changingDisplayName || disableSetDisplayname}
+        >
+          <Box grow="Yes" direction="Column">
+            <Input
+              required
+              name="displayNameInput"
+              value={displayName}
+              onChange={handleChange}
+              variant="Secondary"
+              radii="300"
+              style={{ paddingRight: config.space.S200 }}
+              readOnly={changingDisplayName || disableSetDisplayname}
+              after={
+                hasChanges &&
+                !changingDisplayName && (
+                  <IconButton
+                    type="reset"
+                    onClick={handleReset}
+                    size="300"
+                    radii="300"
+                    variant="Secondary"
+                  >
+                    <Icon src={Icons.Cross} size="100" />
+                  </IconButton>
+                )
+              }
+            />
+          </Box>
+          <Button
+            size="400"
+            variant={hasChanges ? 'Success' : 'Secondary'}
+            fill={hasChanges ? 'Solid' : 'Soft'}
+            outlined
+            radii="300"
+            disabled={!hasChanges || changingDisplayName}
+            type="submit"
+          >
+            {changingDisplayName && <Spinner variant="Success" fill="Solid" size="300" />}
+            <Text size="B400">Save</Text>
+          </Button>
+        </Box>
+      </Box>
+    </SettingTile>
+  );
+}
+
+function Profile() {
+  const mx = useMatrixClient();
+  const userId = mx.getUserId()!;
+  const profile = useUserProfile(userId);
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Profile</Text>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <ProfileAvatar userId={userId} profile={profile} />
+        <ProfileDisplayName userId={userId} profile={profile} />
+      </SequenceCard>
+    </Box>
+  );
+}
+
+function ContactInformation() {
+  const mx = useMatrixClient();
+  const [threePIdsState, loadThreePIds] = useAsyncCallback(
+    useCallback(() => mx.getThreePids(), [mx])
+  );
+  const threePIds =
+    threePIdsState.status === AsyncStatus.Success ? threePIdsState.data.threepids : undefined;
+
+  const emailIds = threePIds?.filter((id) => id.medium === 'email');
+
+  useEffect(() => {
+    loadThreePIds();
+  }, [loadThreePIds]);
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Contact Information</Text>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile title="Email Address" description="Email address attached to your account.">
+          <Box>
+            {emailIds?.map((email) => (
+              <Chip key={email.address} as="span" variant="Secondary" radii="Pill">
+                <Text size="T200">{email.address}</Text>
+              </Chip>
+            ))}
+          </Box>
+          {/* <Input defaultValue="" variant="Secondary" radii="300" /> */}
+        </SettingTile>
+      </SequenceCard>
+    </Box>
+  );
+}
+
+type AccountProps = {
+  requestClose: () => void;
+};
+export function Account({ requestClose }: AccountProps) {
+  return (
+    <Page>
+      <PageHeader outlined={false}>
+        <Box grow="Yes" gap="200">
+          <Box grow="Yes" alignItems="Center" gap="200">
+            <Text size="H3" truncate>
+              Account
+            </Text>
+          </Box>
+          <Box shrink="No">
+            <IconButton onClick={requestClose} variant="Surface">
+              <Icon src={Icons.Cross} />
+            </IconButton>
+          </Box>
+        </Box>
+      </PageHeader>
+      <Box grow="Yes">
+        <Scroll hideTrack visibility="Hover">
+          <PageContent>
+            <Box direction="Column" gap="700">
+              <Profile />
+              <MatrixId />
+              <ContactInformation />
+            </Box>
+          </PageContent>
+        </Scroll>
+      </Box>
+    </Page>
+  );
+}

src/app/features/settings/account/index.ts

@@ -0,0 +1 @@
+export * from './Account';

src/app/features/settings/developer-tools/AccountDataEditor.tsx

@@ -0,0 +1,211 @@
+import React, {
+  FormEventHandler,
+  KeyboardEventHandler,
+  useCallback,
+  useEffect,
+  useMemo,
+  useRef,
+  useState,
+} from 'react';
+import {
+  as,
+  Box,
+  Header,
+  Text,
+  Icon,
+  Icons,
+  IconButton,
+  Input,
+  Button,
+  TextArea as TextAreaComponent,
+  color,
+  Spinner,
+} from 'folds';
+import { isKeyHotkey } from 'is-hotkey';
+import { MatrixError } from 'matrix-js-sdk';
+import * as css from './styles.css';
+import { useTextAreaIntentHandler } from '../../../hooks/useTextAreaIntent';
+import { Cursor, Intent, TextArea, TextAreaOperations } from '../../../plugins/text-area';
+import { GetTarget } from '../../../plugins/text-area/type';
+import { syntaxErrorPosition } from '../../../utils/dom';
+import { AsyncStatus, useAsyncCallback } from '../../../hooks/useAsyncCallback';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+
+const EDITOR_INTENT_SPACE_COUNT = 2;
+
+export type AccountDataEditorProps = {
+  type?: string;
+  content?: object;
+  requestClose: () => void;
+};
+
+export const AccountDataEditor = as<'div', AccountDataEditorProps>(
+  ({ type, content, requestClose, ...props }, ref) => {
+    const mx = useMatrixClient();
+    const defaultContent = useMemo(
+      () => JSON.stringify(content, null, EDITOR_INTENT_SPACE_COUNT),
+      [content]
+    );
+    const textAreaRef = useRef<HTMLTextAreaElement>(null);
+    const [jsonError, setJSONError] = useState<SyntaxError>();
+
+    const getTarget: GetTarget = useCallback(() => {
+      const target = textAreaRef.current;
+      if (!target) throw new Error('TextArea element not found!');
+      return target;
+    }, []);
+
+    const { textArea, operations, intent } = useMemo(() => {
+      const ta = new TextArea(getTarget);
+      const op = new TextAreaOperations(getTarget);
+      return {
+        textArea: ta,
+        operations: op,
+        intent: new Intent(EDITOR_INTENT_SPACE_COUNT, ta, op),
+      };
+    }, [getTarget]);
+
+    const intentHandler = useTextAreaIntentHandler(textArea, operations, intent);
+
+    const handleKeyDown: KeyboardEventHandler<HTMLTextAreaElement> = (evt) => {
+      intentHandler(evt);
+      if (isKeyHotkey('escape', evt)) {
+        const cursor = Cursor.fromTextAreaElement(getTarget());
+        operations.deselect(cursor);
+      }
+    };
+
+    const [submitState, submit] = useAsyncCallback<object, MatrixError, [string, object]>(
+      useCallback((dataType, data) => mx.setAccountData(dataType, data), [mx])
+    );
+    const submitting = submitState.status === AsyncStatus.Loading;
+
+    const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+      evt.preventDefault();
+      if (submitting) return;
+
+      const target = evt.target as HTMLFormElement | undefined;
+      const typeInput = target?.typeInput as HTMLInputElement | undefined;
+      const contentTextArea = target?.contentTextArea as HTMLTextAreaElement | undefined;
+      if (!typeInput || !contentTextArea) return;
+
+      const typeStr = typeInput.value.trim();
+      const contentStr = contentTextArea.value.trim();
+
+      let parsedContent: object;
+      try {
+        parsedContent = JSON.parse(contentStr);
+      } catch (e) {
+        setJSONError(e as SyntaxError);
+        return;
+      }
+      setJSONError(undefined);
+
+      if (
+        !typeStr ||
+        parsedContent === null ||
+        defaultContent === JSON.stringify(parsedContent, null, EDITOR_INTENT_SPACE_COUNT)
+      ) {
+        return;
+      }
+
+      submit(typeStr, parsedContent);
+    };
+
+    useEffect(() => {
+      if (jsonError) {
+        const errorPosition = syntaxErrorPosition(jsonError) ?? 0;
+        const cursor = new Cursor(errorPosition, errorPosition, 'none');
+        operations.select(cursor);
+        getTarget()?.focus();
+      }
+    }, [jsonError, operations, getTarget]);
+
+    useEffect(() => {
+      if (submitState.status === AsyncStatus.Success) {
+        requestClose();
+      }
+    }, [submitState, requestClose]);
+
+    return (
+      <Box grow="Yes" direction="Column" {...props} ref={ref}>
+        <Header className={css.EditorHeader} size="600">
+          <Box grow="Yes" gap="200">
+            <Box grow="Yes" alignItems="Center" gap="200">
+              <Text size="H3" truncate>
+                Account Data
+              </Text>
+            </Box>
+            <Box shrink="No">
+              <IconButton onClick={requestClose} variant="Surface">
+                <Icon src={Icons.Cross} />
+              </IconButton>
+            </Box>
+          </Box>
+        </Header>
+        <Box
+          as="form"
+          onSubmit={handleSubmit}
+          grow="Yes"
+          className={css.EditorContent}
+          direction="Column"
+          gap="400"
+          aria-disabled={submitting}
+        >
+          <Box shrink="No" direction="Column" gap="100">
+            <Text size="L400">Type</Text>
+            <Box gap="300">
+              <Box grow="Yes" direction="Column">
+                <Input
+                  name="typeInput"
+                  size="400"
+                  readOnly={!!type || submitting}
+                  defaultValue={type}
+                  required
+                />
+              </Box>
+              <Button
+                variant="Primary"
+                size="400"
+                type="submit"
+                disabled={submitting}
+                before={submitting && <Spinner variant="Primary" fill="Solid" size="300" />}
+              >
+                <Text size="B400">Save</Text>
+              </Button>
+            </Box>
+
+            {submitState.status === AsyncStatus.Error && (
+              <Text size="T200" style={{ color: color.Critical.Main }}>
+                <b>{submitState.error.message}</b>
+              </Text>
+            )}
+          </Box>
+          <Box grow="Yes" direction="Column" gap="100">
+            <Box shrink="No">
+              <Text size="L400">JSON Content</Text>
+            </Box>
+            <TextAreaComponent
+              ref={textAreaRef}
+              name="contentTextArea"
+              className={css.EditorTextArea}
+              onKeyDown={handleKeyDown}
+              defaultValue={defaultContent}
+              resize="None"
+              spellCheck="false"
+              required
+              readOnly={submitting}
+            />
+            {jsonError && (
+              <Text size="T200" style={{ color: color.Critical.Main }}>
+                <b>
+                  {jsonError.name}: {jsonError.message}
+                </b>
+              </Text>
+            )}
+          </Box>
+        </Box>
+      </Box>
+    );
+  }
+);

src/app/features/settings/developer-tools/DevelopTools.tsx

@@ -0,0 +1,302 @@
+import React, { MouseEventHandler, useCallback, useState } from 'react';
+import {
+  Box,
+  Text,
+  IconButton,
+  Icon,
+  Icons,
+  Scroll,
+  Switch,
+  Overlay,
+  OverlayBackdrop,
+  OverlayCenter,
+  Modal,
+  Chip,
+  Button,
+  PopOut,
+  RectCords,
+  Menu,
+  config,
+  MenuItem,
+} from 'folds';
+import { MatrixEvent } from 'matrix-js-sdk';
+import FocusTrap from 'focus-trap-react';
+import { Page, PageContent, PageHeader } from '../../../components/page';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import { useSetting } from '../../../state/hooks/settings';
+import { settingsAtom } from '../../../state/settings';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { useAccountDataCallback } from '../../../hooks/useAccountDataCallback';
+import { TextViewer } from '../../../components/text-viewer';
+import { stopPropagation } from '../../../utils/keyboard';
+import { AccountDataEditor } from './AccountDataEditor';
+import { copyToClipboard } from '../../../utils/dom';
+
+function AccountData() {
+  const mx = useMatrixClient();
+  const [view, setView] = useState(false);
+  const [accountData, setAccountData] = useState(() => Array.from(mx.store.accountData.values()));
+  const [selectedEvent, selectEvent] = useState<MatrixEvent>();
+  const [menuCords, setMenuCords] = useState<RectCords>();
+  const [selectedOption, selectOption] = useState<'edit' | 'inspect'>();
+
+  useAccountDataCallback(
+    mx,
+    useCallback(
+      () => setAccountData(Array.from(mx.store.accountData.values())),
+      [mx, setAccountData]
+    )
+  );
+
+  const handleMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    const target = evt.currentTarget;
+    const eventType = target.getAttribute('data-event-type');
+    if (eventType) {
+      const mEvent = accountData.find((mEvt) => mEvt.getType() === eventType);
+      setMenuCords(evt.currentTarget.getBoundingClientRect());
+      selectEvent(mEvent);
+    }
+  };
+
+  const handleMenuClose = () => setMenuCords(undefined);
+
+  const handleEdit = () => {
+    selectOption('edit');
+    setMenuCords(undefined);
+  };
+  const handleInspect = () => {
+    selectOption('inspect');
+    setMenuCords(undefined);
+  };
+  const handleClose = useCallback(() => {
+    selectEvent(undefined);
+    selectOption(undefined);
+  }, []);
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Account Data</Text>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="Global"
+          description="Data stored in your global account data."
+          after={
+            <Button
+              onClick={() => setView(!view)}
+              variant="Secondary"
+              fill="Soft"
+              size="300"
+              radii="300"
+              outlined
+              before={
+                <Icon src={view ? Icons.ChevronTop : Icons.ChevronBottom} size="100" filled />
+              }
+            >
+              <Text size="B300">{view ? 'Collapse' : 'Expand'}</Text>
+            </Button>
+          }
+        />
+        {view && (
+          <SettingTile>
+            <Box direction="Column" gap="200">
+              <Text size="L400">Types</Text>
+              <Box gap="200" wrap="Wrap">
+                <Chip
+                  variant="Secondary"
+                  fill="Soft"
+                  radii="Pill"
+                  onClick={handleEdit}
+                  before={<Icon size="50" src={Icons.Plus} />}
+                >
+                  <Text size="T200" truncate>
+                    Add New
+                  </Text>
+                </Chip>
+                {accountData.map((mEvent) => (
+                  <Chip
+                    key={mEvent.getType()}
+                    variant="Secondary"
+                    fill="Soft"
+                    radii="Pill"
+                    aria-pressed={menuCords && selectedEvent?.getType() === mEvent.getType()}
+                    onClick={handleMenu}
+                    data-event-type={mEvent.getType()}
+                  >
+                    <Text size="T200" truncate>
+                      {mEvent.getType()}
+                    </Text>
+                  </Chip>
+                ))}
+              </Box>
+            </Box>
+          </SettingTile>
+        )}
+        <PopOut
+          anchor={menuCords}
+          offset={5}
+          position="Bottom"
+          content={
+            <FocusTrap
+              focusTrapOptions={{
+                initialFocus: false,
+                onDeactivate: handleMenuClose,
+                clickOutsideDeactivates: true,
+                isKeyForward: (evt: KeyboardEvent) =>
+                  evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+                isKeyBackward: (evt: KeyboardEvent) =>
+                  evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+                escapeDeactivates: stopPropagation,
+              }}
+            >
+              <Menu>
+                <Box direction="Column" gap="100" style={{ padding: config.space.S100 }}>
+                  <MenuItem size="300" variant="Surface" radii="300" onClick={handleInspect}>
+                    <Text size="T300">Inspect</Text>
+                  </MenuItem>
+                  <MenuItem size="300" variant="Surface" radii="300" onClick={handleEdit}>
+                    <Text size="T300">Edit</Text>
+                  </MenuItem>
+                </Box>
+              </Menu>
+            </FocusTrap>
+          }
+        />
+      </SequenceCard>
+      {selectedEvent && selectedOption === 'inspect' && (
+        <Overlay open backdrop={<OverlayBackdrop />}>
+          <OverlayCenter>
+            <FocusTrap
+              focusTrapOptions={{
+                initialFocus: false,
+                onDeactivate: handleClose,
+                clickOutsideDeactivates: true,
+                escapeDeactivates: stopPropagation,
+              }}
+            >
+              <Modal variant="Surface" size="500">
+                <TextViewer
+                  name={selectedEvent.getType() ?? 'Source Code'}
+                  langName="json"
+                  text={JSON.stringify(selectedEvent.getContent(), null, 2)}
+                  requestClose={handleClose}
+                />
+              </Modal>
+            </FocusTrap>
+          </OverlayCenter>
+        </Overlay>
+      )}
+      {selectedOption === 'edit' && (
+        <Overlay open backdrop={<OverlayBackdrop />}>
+          <OverlayCenter>
+            <FocusTrap
+              focusTrapOptions={{
+                initialFocus: false,
+                onDeactivate: handleClose,
+                clickOutsideDeactivates: true,
+                escapeDeactivates: stopPropagation,
+              }}
+            >
+              <Modal variant="Surface" size="500">
+                <AccountDataEditor
+                  type={selectedEvent?.getType()}
+                  content={selectedEvent?.getContent()}
+                  requestClose={handleClose}
+                />
+              </Modal>
+            </FocusTrap>
+          </OverlayCenter>
+        </Overlay>
+      )}
+    </Box>
+  );
+}
+
+type DeveloperToolsProps = {
+  requestClose: () => void;
+};
+export function DeveloperTools({ requestClose }: DeveloperToolsProps) {
+  const mx = useMatrixClient();
+  const [developerTools, setDeveloperTools] = useSetting(settingsAtom, 'developerTools');
+
+  return (
+    <Page>
+      <PageHeader outlined={false}>
+        <Box grow="Yes" gap="200">
+          <Box grow="Yes" alignItems="Center" gap="200">
+            <Text size="H3" truncate>
+              Developer Tools
+            </Text>
+          </Box>
+          <Box shrink="No">
+            <IconButton onClick={requestClose} variant="Surface">
+              <Icon src={Icons.Cross} />
+            </IconButton>
+          </Box>
+        </Box>
+      </PageHeader>
+      <Box grow="Yes">
+        <Scroll hideTrack visibility="Hover">
+          <PageContent>
+            <Box direction="Column" gap="700">
+              <Box direction="Column" gap="100">
+                <Text size="L400">Options</Text>
+                <SequenceCard
+                  className={SequenceCardStyle}
+                  variant="SurfaceVariant"
+                  direction="Column"
+                  gap="400"
+                >
+                  <SettingTile
+                    title="Enable Developer Tools"
+                    after={
+                      <Switch
+                        variant="Primary"
+                        value={developerTools}
+                        onChange={setDeveloperTools}
+                      />
+                    }
+                  />
+                </SequenceCard>
+                {developerTools && (
+                  <SequenceCard
+                    className={SequenceCardStyle}
+                    variant="SurfaceVariant"
+                    direction="Column"
+                    gap="400"
+                  >
+                    <SettingTile
+                      title="Access Token"
+                      description="Copy access token to clipboard."
+                      after={
+                        <Button
+                          onClick={() =>
+                            copyToClipboard(mx.getAccessToken() ?? '<NO_ACCESS_TOKEN_FOUND>')
+                          }
+                          variant="Secondary"
+                          fill="Soft"
+                          size="300"
+                          radii="300"
+                          outlined
+                        >
+                          <Text size="B300">Copy</Text>
+                        </Button>
+                      }
+                    />
+                  </SequenceCard>
+                )}
+              </Box>
+              {developerTools && <AccountData />}
+            </Box>
+          </PageContent>
+        </Scroll>
+      </Box>
+    </Page>
+  );
+}

src/app/features/settings/developer-tools/index.ts

@@ -0,0 +1 @@
+export * from './DevelopTools';

src/app/features/settings/developer-tools/styles.css.ts

@@ -0,0 +1,24 @@
+import { style } from '@vanilla-extract/css';
+import { DefaultReset, config } from 'folds';
+
+export const EditorHeader = style([
+  DefaultReset,
+  {
+    paddingLeft: config.space.S400,
+    paddingRight: config.space.S200,
+    borderBottomWidth: config.borderWidth.B300,
+    flexShrink: 0,
+    gap: config.space.S200,
+  },
+]);
+
+export const EditorContent = style([
+  DefaultReset,
+  {
+    padding: config.space.S400,
+  },
+]);
+
+export const EditorTextArea = style({
+  fontFamily: 'monospace',
+});

src/app/features/settings/devices/DeviceTile.tsx

@@ -0,0 +1,332 @@
+import React, { FormEventHandler, ReactNode, useCallback, useEffect, useState } from 'react';
+import {
+  Box,
+  Text,
+  IconButton,
+  Icon,
+  Icons,
+  Chip,
+  Input,
+  Button,
+  color,
+  Spinner,
+  toRem,
+  Overlay,
+  OverlayBackdrop,
+  OverlayCenter,
+} from 'folds';
+import { CryptoApi } from 'matrix-js-sdk/lib/crypto-api';
+import FocusTrap from 'focus-trap-react';
+import { IMyDevice, MatrixError } from 'matrix-js-sdk';
+import { SettingTile } from '../../../components/setting-tile';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { timeDayMonYear, timeHourMinute, today, yesterday } from '../../../utils/time';
+import { BreakWord } from '../../../styles/Text.css';
+import { AsyncStatus, useAsyncCallback } from '../../../hooks/useAsyncCallback';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { LogoutDialog } from '../../../components/LogoutDialog';
+import { stopPropagation } from '../../../utils/keyboard';
+
+export function DeviceTilePlaceholder() {
+  return (
+    <SequenceCard
+      className={SequenceCardStyle}
+      style={{ height: toRem(66) }}
+      variant="SurfaceVariant"
+      direction="Column"
+      gap="400"
+    />
+  );
+}
+
+function DeviceActiveTime({ ts }: { ts: number }) {
+  return (
+    <Text className={BreakWord} size="T200">
+      <Text size="Inherit" as="span" priority="300">
+        {'Last activity: '}
+      </Text>
+      <>
+        {today(ts) && 'Today'}
+        {yesterday(ts) && 'Yesterday'}
+        {!today(ts) && !yesterday(ts) && timeDayMonYear(ts)} {timeHourMinute(ts)}
+      </>
+    </Text>
+  );
+}
+
+function DeviceDetails({ device }: { device: IMyDevice }) {
+  return (
+    <>
+      {typeof device.device_id === 'string' && (
+        <Text className={BreakWord} size="T200" priority="300">
+          Device ID: <i>{device.device_id}</i>
+        </Text>
+      )}
+      {typeof device.last_seen_ip === 'string' && (
+        <Text className={BreakWord} size="T200" priority="300">
+          IP Address: <i>{device.last_seen_ip}</i>
+        </Text>
+      )}
+    </>
+  );
+}
+
+type DeviceKeyDetailsProps = {
+  crypto: CryptoApi;
+};
+export function DeviceKeyDetails({ crypto }: DeviceKeyDetailsProps) {
+  const [keysState, loadKeys] = useAsyncCallback(
+    useCallback(() => {
+      const keys = crypto.getOwnDeviceKeys();
+      return keys;
+    }, [crypto])
+  );
+
+  useEffect(() => {
+    loadKeys();
+  }, [loadKeys]);
+
+  if (keysState.status === AsyncStatus.Error) return null;
+
+  return (
+    <Text className={BreakWord} size="T200" priority="300">
+      Device Key:{' '}
+      <i>{keysState.status === AsyncStatus.Success ? keysState.data.ed25519 : 'loading...'}</i>
+    </Text>
+  );
+}
+
+type DeviceRenameProps = {
+  device: IMyDevice;
+  onCancel: () => void;
+  onRename: () => void;
+  refreshDeviceList: () => Promise<void>;
+};
+function DeviceRename({ device, onCancel, onRename, refreshDeviceList }: DeviceRenameProps) {
+  const mx = useMatrixClient();
+
+  const [renameState, rename] = useAsyncCallback<void, MatrixError, [string]>(
+    useCallback(
+      async (name: string) => {
+        await mx.setDeviceDetails(device.device_id, { display_name: name });
+        await refreshDeviceList();
+      },
+      [mx, device.device_id, refreshDeviceList]
+    )
+  );
+
+  const renaming = renameState.status === AsyncStatus.Loading;
+
+  useEffect(() => {
+    if (renameState.status === AsyncStatus.Success) {
+      onRename();
+    }
+  }, [renameState, onRename]);
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+    if (renaming) return;
+
+    const target = evt.target as HTMLFormElement | undefined;
+    const nameInput = target?.nameInput as HTMLInputElement | undefined;
+    if (!nameInput) return;
+    const deviceName = nameInput.value.trim();
+    if (!deviceName || deviceName === device.display_name) return;
+
+    rename(deviceName);
+  };
+
+  return (
+    <Box as="form" onSubmit={handleSubmit} direction="Column" gap="100">
+      <Text size="L400">Device Name</Text>
+      <Box gap="200">
+        <Box grow="Yes" direction="Column">
+          <Input
+            name="nameInput"
+            size="300"
+            variant="Secondary"
+            radii="300"
+            defaultValue={device.display_name}
+            autoFocus
+            required
+            readOnly={renaming}
+          />
+        </Box>
+        <Box shrink="No" gap="200">
+          <Button
+            type="submit"
+            size="300"
+            variant="Success"
+            radii="300"
+            fill="Solid"
+            disabled={renaming}
+            before={renaming && <Spinner size="100" variant="Success" fill="Solid" />}
+          >
+            <Text size="B300">Save</Text>
+          </Button>
+          <Button
+            type="button"
+            size="300"
+            variant="Secondary"
+            radii="300"
+            fill="Soft"
+            onClick={onCancel}
+            disabled={renaming}
+          >
+            <Text size="B300">Cancel</Text>
+          </Button>
+        </Box>
+      </Box>
+      {renameState.status === AsyncStatus.Error ? (
+        <Text size="T200" style={{ color: color.Critical.Main }}>
+          {renameState.error.message}
+        </Text>
+      ) : (
+        <Text size="T200">Device names are visible to public.</Text>
+      )}
+    </Box>
+  );
+}
+
+export function DeviceLogoutBtn() {
+  const [prompt, setPrompt] = useState(false);
+
+  const handleClose = () => setPrompt(false);
+
+  return (
+    <>
+      <Chip variant="Secondary" fill="Soft" radii="Pill" onClick={() => setPrompt(true)}>
+        <Text size="B300">Logout</Text>
+      </Chip>
+      {prompt && (
+        <Overlay open backdrop={<OverlayBackdrop />}>
+          <OverlayCenter>
+            <FocusTrap
+              focusTrapOptions={{
+                onDeactivate: handleClose,
+                clickOutsideDeactivates: true,
+                escapeDeactivates: stopPropagation,
+              }}
+            >
+              <LogoutDialog handleClose={handleClose} />
+            </FocusTrap>
+          </OverlayCenter>
+        </Overlay>
+      )}
+    </>
+  );
+}
+
+type DeviceDeleteBtnProps = {
+  deviceId: string;
+  deleted: boolean;
+  onDeleteToggle: (deviceId: string) => void;
+  disabled?: boolean;
+};
+export function DeviceDeleteBtn({
+  deviceId,
+  deleted,
+  onDeleteToggle,
+  disabled,
+}: DeviceDeleteBtnProps) {
+  return deleted ? (
+    <Chip
+      variant="Critical"
+      fill="None"
+      radii="Pill"
+      onClick={() => onDeleteToggle(deviceId)}
+      disabled={disabled}
+    >
+      <Text size="B300">Undo</Text>
+    </Chip>
+  ) : (
+    <Chip
+      variant="Secondary"
+      fill="None"
+      radii="Pill"
+      onClick={() => onDeleteToggle(deviceId)}
+      disabled={disabled}
+    >
+      <Icon size="50" src={Icons.Delete} />
+    </Chip>
+  );
+}
+
+type DeviceTileProps = {
+  device: IMyDevice;
+  deleted?: boolean;
+  refreshDeviceList: () => Promise<void>;
+  disabled?: boolean;
+  options?: ReactNode;
+  children?: ReactNode;
+};
+export function DeviceTile({
+  device,
+  deleted,
+  refreshDeviceList,
+  disabled,
+  options,
+  children,
+}: DeviceTileProps) {
+  const activeTs = device.last_seen_ts;
+  const [details, setDetails] = useState(false);
+  const [edit, setEdit] = useState(false);
+
+  const handleRename = useCallback(() => {
+    setEdit(false);
+  }, []);
+
+  return (
+    <>
+      <SettingTile
+        before={
+          <IconButton
+            variant={deleted ? 'Critical' : 'Secondary'}
+            outlined={deleted}
+            radii="300"
+            onClick={() => setDetails(!details)}
+          >
+            <Icon size="50" src={details ? Icons.ChevronBottom : Icons.ChevronRight} />
+          </IconButton>
+        }
+        after={
+          !edit && (
+            <Box shrink="No" alignItems="Center" gap="200">
+              {options}
+              {!deleted && (
+                <Chip
+                  variant="Secondary"
+                  radii="Pill"
+                  onClick={() => setEdit(true)}
+                  disabled={disabled}
+                >
+                  <Text size="B300">Edit</Text>
+                </Chip>
+              )}
+            </Box>
+          )
+        }
+      >
+        <Text size="T300">{device.display_name ?? device.device_id}</Text>
+        <Box direction="Column">
+          {typeof activeTs === 'number' && <DeviceActiveTime ts={activeTs} />}
+          {details && (
+            <>
+              <DeviceDetails device={device} />
+              {children}
+            </>
+          )}
+        </Box>
+      </SettingTile>
+      {edit && (
+        <DeviceRename
+          device={device}
+          onCancel={() => setEdit(false)}
+          onRename={handleRename}
+          refreshDeviceList={refreshDeviceList}
+        />
+      )}
+    </>
+  );
+}

src/app/features/settings/devices/Devices.tsx

@@ -0,0 +1,165 @@
+import React from 'react';
+import { Box, Text, IconButton, Icon, Icons, Scroll } from 'folds';
+import { Page, PageContent, PageHeader } from '../../../components/page';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import { useDeviceIds, useDeviceList, useSplitCurrentDevice } from '../../../hooks/useDeviceList';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { LocalBackup } from './LocalBackup';
+import { DeviceLogoutBtn, DeviceKeyDetails, DeviceTile, DeviceTilePlaceholder } from './DeviceTile';
+import { OtherDevices } from './OtherDevices';
+import {
+  DeviceVerificationOptions,
+  EnableVerification,
+  VerificationStatusBadge,
+  VerifyCurrentDeviceTile,
+} from './Verification';
+import {
+  useDeviceVerificationStatus,
+  useUnverifiedDeviceCount,
+  VerificationStatus,
+} from '../../../hooks/useDeviceVerificationStatus';
+import {
+  useSecretStorageDefaultKeyId,
+  useSecretStorageKeyContent,
+} from '../../../hooks/useSecretStorage';
+import { useCrossSigningActive } from '../../../hooks/useCrossSigning';
+import { BackupRestoreTile } from '../../../components/BackupRestore';
+
+function DevicesPlaceholder() {
+  return (
+    <Box direction="Column" gap="100">
+      <DeviceTilePlaceholder />
+      <DeviceTilePlaceholder />
+    </Box>
+  );
+}
+
+type DevicesProps = {
+  requestClose: () => void;
+};
+export function Devices({ requestClose }: DevicesProps) {
+  const mx = useMatrixClient();
+  const crypto = mx.getCrypto();
+  const crossSigningActive = useCrossSigningActive();
+  const [devices, refreshDeviceList] = useDeviceList();
+
+  const [currentDevice, otherDevices] = useSplitCurrentDevice(devices);
+  const verificationStatus = useDeviceVerificationStatus(
+    crypto,
+    mx.getSafeUserId(),
+    currentDevice?.device_id
+  );
+
+  const otherDevicesId = useDeviceIds(otherDevices);
+  const unverifiedDeviceCount = useUnverifiedDeviceCount(
+    crypto,
+    mx.getSafeUserId(),
+    otherDevicesId
+  );
+
+  const defaultSecretStorageKeyId = useSecretStorageDefaultKeyId();
+  const defaultSecretStorageKeyContent = useSecretStorageKeyContent(
+    defaultSecretStorageKeyId ?? ''
+  );
+
+  return (
+    <Page>
+      <PageHeader outlined={false}>
+        <Box grow="Yes" gap="200">
+          <Box grow="Yes" alignItems="Center" gap="200">
+            <Text size="H3" truncate>
+              Devices
+            </Text>
+          </Box>
+          <Box shrink="No">
+            <IconButton onClick={requestClose} variant="Surface">
+              <Icon src={Icons.Cross} />
+            </IconButton>
+          </Box>
+        </Box>
+      </PageHeader>
+      <Box grow="Yes">
+        <Scroll hideTrack visibility="Hover">
+          <PageContent>
+            <Box direction="Column" gap="700">
+              <Box direction="Column" gap="100">
+                <Text size="L400">Security</Text>
+                <SequenceCard
+                  className={SequenceCardStyle}
+                  variant="SurfaceVariant"
+                  direction="Column"
+                  gap="400"
+                >
+                  <SettingTile
+                    title="Device Verification"
+                    description="To verify device identity and grant access to encrypted messages."
+                    after={
+                      <>
+                        <EnableVerification visible={!crossSigningActive} />
+                        {crossSigningActive && (
+                          <Box gap="200" alignItems="Center">
+                            <VerificationStatusBadge
+                              verificationStatus={verificationStatus}
+                              otherUnverifiedCount={unverifiedDeviceCount}
+                            />
+                            <DeviceVerificationOptions />
+                          </Box>
+                        )}
+                      </>
+                    }
+                  />
+                </SequenceCard>
+              </Box>
+              <Box direction="Column" gap="100">
+                <Text size="L400">Current</Text>
+                {currentDevice ? (
+                  <SequenceCard
+                    className={SequenceCardStyle}
+                    variant="SurfaceVariant"
+                    direction="Column"
+                    gap="400"
+                  >
+                    <DeviceTile
+                      device={currentDevice}
+                      refreshDeviceList={refreshDeviceList}
+                      options={<DeviceLogoutBtn />}
+                    >
+                      {crypto && <DeviceKeyDetails crypto={crypto} />}
+                    </DeviceTile>
+                    {crossSigningActive &&
+                      verificationStatus === VerificationStatus.Unverified &&
+                      defaultSecretStorageKeyId &&
+                      defaultSecretStorageKeyContent && (
+                        <VerifyCurrentDeviceTile
+                          secretStorageKeyId={defaultSecretStorageKeyId}
+                          secretStorageKeyContent={defaultSecretStorageKeyContent}
+                        />
+                      )}
+                    {crypto && verificationStatus === VerificationStatus.Verified && (
+                      <BackupRestoreTile crypto={crypto} />
+                    )}
+                  </SequenceCard>
+                ) : (
+                  <DeviceTilePlaceholder />
+                )}
+              </Box>
+              {devices === undefined && <DevicesPlaceholder />}
+              {otherDevices && (
+                <OtherDevices
+                  devices={otherDevices}
+                  refreshDeviceList={refreshDeviceList}
+                  showVerification={
+                    crossSigningActive && verificationStatus === VerificationStatus.Verified
+                  }
+                />
+              )}
+              <LocalBackup />
+            </Box>
+          </PageContent>
+        </Scroll>
+      </Box>
+    </Page>
+  );
+}

src/app/features/settings/devices/LocalBackup.tsx

@@ -0,0 +1,325 @@
+import React, { FormEventHandler, useCallback, useEffect, useState } from 'react';
+import { Box, Button, color, Icon, Icons, Spinner, Text, toRem } from 'folds';
+import FileSaver from 'file-saver';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SettingTile } from '../../../components/setting-tile';
+import { SequenceCardStyle } from '../styles.css';
+import { PasswordInput } from '../../../components/password-input';
+import { ConfirmPasswordMatch } from '../../../components/ConfirmPasswordMatch';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { AsyncStatus, useAsyncCallback } from '../../../hooks/useAsyncCallback';
+import { decryptMegolmKeyFile, encryptMegolmKeyFile } from '../../../../util/cryptE2ERoomKeys';
+import { useAlive } from '../../../hooks/useAlive';
+import { useFilePicker } from '../../../hooks/useFilePicker';
+
+function ExportKeys() {
+  const mx = useMatrixClient();
+  const alive = useAlive();
+
+  const [exportState, exportKeys] = useAsyncCallback<void, Error, [string]>(
+    useCallback(
+      async (password) => {
+        const crypto = mx.getCrypto();
+        if (!crypto) throw new Error('Unexpected Error! Crypto module not found!');
+        const keysJSON = await crypto.exportRoomKeysAsJson();
+
+        const encKeys = await encryptMegolmKeyFile(keysJSON, password);
+
+        const blob = new Blob([encKeys], {
+          type: 'text/plain;charset=us-ascii',
+        });
+        FileSaver.saveAs(blob, 'cinny-keys.txt');
+      },
+      [mx]
+    )
+  );
+
+  const exporting = exportState.status === AsyncStatus.Loading;
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+    if (exporting) return;
+
+    const { passwordInput, confirmPasswordInput } = evt.target as HTMLFormElement & {
+      passwordInput: HTMLInputElement;
+      confirmPasswordInput: HTMLInputElement;
+    };
+
+    const password = passwordInput.value;
+    const confirmPassword = confirmPasswordInput.value;
+
+    if (password !== confirmPassword) return;
+
+    exportKeys(password).then(() => {
+      if (alive()) {
+        passwordInput.value = '';
+        confirmPasswordInput.value = '';
+      }
+    });
+  };
+
+  return (
+    <SettingTile>
+      <Box as="form" onSubmit={handleSubmit} direction="Column" gap="100">
+        <Box gap="200" alignItems="End">
+          <ConfirmPasswordMatch initialValue>
+            {(match, doMatch, passRef, confPassRef) => (
+              <>
+                <Box grow="Yes" direction="Column" gap="100">
+                  <Text size="L400">New Password</Text>
+                  <PasswordInput
+                    ref={passRef}
+                    name="passwordInput"
+                    size="400"
+                    variant="Secondary"
+                    radii="300"
+                    required
+                    onChange={doMatch}
+                    readOnly={exporting}
+                    autoFocus
+                  />
+                </Box>
+                <Box grow="Yes" direction="Column" gap="100">
+                  <Text size="L400">Confirm Password</Text>
+                  <PasswordInput
+                    ref={confPassRef}
+                    style={{ color: match ? undefined : color.Critical.Main }}
+                    name="confirmPasswordInput"
+                    size="400"
+                    variant="Secondary"
+                    radii="300"
+                    required
+                    onChange={doMatch}
+                    readOnly={exporting}
+                  />
+                </Box>
+              </>
+            )}
+          </ConfirmPasswordMatch>
+          <Button
+            type="submit"
+            size="400"
+            variant="Secondary"
+            fill="Soft"
+            outlined
+            radii="300"
+            disabled={exporting}
+            before={exporting ? <Spinner size="200" variant="Secondary" fill="Soft" /> : undefined}
+          >
+            <Text as="span" size="B400">
+              Export
+            </Text>
+          </Button>
+        </Box>
+        {exportState.status === AsyncStatus.Error && (
+          <Text size="T200" style={{ color: color.Critical.Main }}>
+            <b>{exportState.error.message}</b>
+          </Text>
+        )}
+      </Box>
+    </SettingTile>
+  );
+}
+
+function ExportKeysTile() {
+  const [expand, setExpand] = useState(false);
+
+  return (
+    <>
+      <SettingTile
+        title="Export Messages Data"
+        description="Save password protected copy of encryption data on your device to decrypt messages later."
+        after={
+          <Box>
+            <Button
+              type="button"
+              onClick={() => setExpand(!expand)}
+              size="300"
+              variant="Secondary"
+              fill="Soft"
+              outlined
+              radii="300"
+              before={
+                <Icon size="100" src={expand ? Icons.ChevronTop : Icons.ChevronBottom} filled />
+              }
+            >
+              <Text as="span" size="B300" truncate>
+                {expand ? 'Collapse' : 'Expand'}
+              </Text>
+            </Button>
+          </Box>
+        }
+      />
+      {expand && <ExportKeys />}
+    </>
+  );
+}
+
+type ImportKeysProps = {
+  file: File;
+  onDone?: () => void;
+};
+function ImportKeys({ file, onDone }: ImportKeysProps) {
+  const mx = useMatrixClient();
+  const alive = useAlive();
+
+  const [decryptState, decryptFile] = useAsyncCallback<void, Error, [string]>(
+    useCallback(
+      async (password) => {
+        const crypto = mx.getCrypto();
+        if (!crypto) throw new Error('Unexpected Error! Crypto module not found!');
+
+        const arrayBuffer = await file.arrayBuffer();
+        const keys = await decryptMegolmKeyFile(arrayBuffer, password);
+
+        await crypto.importRoomKeysAsJson(keys);
+      },
+      [file, mx]
+    )
+  );
+
+  const decrypting = decryptState.status === AsyncStatus.Loading;
+
+  useEffect(() => {
+    if (decryptState.status === AsyncStatus.Success) {
+      onDone?.();
+    }
+  }, [onDone, decryptState]);
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+    if (decrypting) return;
+
+    const { passwordInput } = evt.target as HTMLFormElement & {
+      passwordInput: HTMLInputElement;
+    };
+
+    const password = passwordInput.value;
+
+    if (!password) return;
+    decryptFile(password).then(() => {
+      if (alive()) {
+        passwordInput.value = '';
+      }
+    });
+  };
+
+  return (
+    <SettingTile>
+      <Box as="form" onSubmit={handleSubmit} direction="Column" gap="100">
+        <Box gap="200" alignItems="End">
+          <Box grow="Yes" direction="Column" gap="100">
+            <Text size="L400">Password</Text>
+            <PasswordInput
+              name="passwordInput"
+              size="400"
+              variant="Secondary"
+              radii="300"
+              required
+              autoFocus
+              readOnly={decrypting}
+            />
+          </Box>
+          <Button
+            type="submit"
+            size="400"
+            variant="Secondary"
+            fill="Soft"
+            outlined
+            radii="300"
+            disabled={decrypting}
+            before={decrypting ? <Spinner size="200" variant="Secondary" fill="Soft" /> : undefined}
+          >
+            <Text as="span" size="B400">
+              Decrypt
+            </Text>
+          </Button>
+        </Box>
+        {decryptState.status === AsyncStatus.Error && (
+          <Text size="T200" style={{ color: color.Critical.Main }}>
+            <b>{decryptState.error.message}</b>
+          </Text>
+        )}
+      </Box>
+    </SettingTile>
+  );
+}
+
+function ImportKeysTile() {
+  const [file, setFile] = useState<File>();
+  const pickFile = useFilePicker(setFile);
+
+  const handleDone = useCallback(() => {
+    setFile(undefined);
+  }, []);
+
+  return (
+    <>
+      <SettingTile
+        title="Import Messages Data"
+        description="Load password protected copy of encryption data from device to decrypt your messages."
+        after={
+          <Box>
+            {file ? (
+              <Button
+                style={{ maxWidth: toRem(200) }}
+                type="button"
+                onClick={() => setFile(undefined)}
+                size="300"
+                variant="Warning"
+                fill="Solid"
+                radii="300"
+                before={<Icon size="100" src={Icons.File} filled />}
+                after={<Icon size="100" src={Icons.Cross} />}
+              >
+                <Text as="span" size="B300" truncate>
+                  {file.name}
+                </Text>
+              </Button>
+            ) : (
+              <Button
+                type="button"
+                onClick={() => pickFile('text/plain')}
+                size="300"
+                variant="Secondary"
+                fill="Soft"
+                outlined
+                radii="300"
+                before={<Icon size="100" src={Icons.ArrowRight} />}
+              >
+                <Text as="span" size="B300">
+                  Import
+                </Text>
+              </Button>
+            )}
+          </Box>
+        }
+      />
+      {file && <ImportKeys file={file} onDone={handleDone} />}
+    </>
+  );
+}
+
+export function LocalBackup() {
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Local Backup</Text>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <ExportKeysTile />
+      </SequenceCard>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <ImportKeysTile />
+      </SequenceCard>
+    </Box>
+  );
+}

src/app/features/settings/devices/OtherDevices.tsx

@@ -0,0 +1,187 @@
+import React, { useCallback, useState } from 'react';
+import { Box, Button, config, Menu, Spinner, Text } from 'folds';
+import { AuthDict, IMyDevice, MatrixError } from 'matrix-js-sdk';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { ActionUIA, ActionUIAFlowsLoader } from '../../../components/ActionUIA';
+import { DeviceDeleteBtn, DeviceTile } from './DeviceTile';
+import { AsyncState, AsyncStatus, useAsync } from '../../../hooks/useAsyncCallback';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { useUIAMatrixError } from '../../../hooks/useUIAFlows';
+import { DeviceVerificationStatus } from '../../../components/DeviceVerificationStatus';
+import { VerifyOtherDeviceTile } from './Verification';
+import { VerificationStatus } from '../../../hooks/useDeviceVerificationStatus';
+
+type OtherDevicesProps = {
+  devices: IMyDevice[];
+  refreshDeviceList: () => Promise<void>;
+  showVerification?: boolean;
+};
+export function OtherDevices({ devices, refreshDeviceList, showVerification }: OtherDevicesProps) {
+  const mx = useMatrixClient();
+  const crypto = mx.getCrypto();
+  const [deleted, setDeleted] = useState<Set<string>>(new Set());
+
+  const handleToggleDelete = useCallback((deviceId: string) => {
+    setDeleted((deviceIds) => {
+      const newIds = new Set(deviceIds);
+      if (newIds.has(deviceId)) {
+        newIds.delete(deviceId);
+      } else {
+        newIds.add(deviceId);
+      }
+      return newIds;
+    });
+  }, []);
+
+  const [deleteState, setDeleteState] = useState<AsyncState<void, MatrixError>>({
+    status: AsyncStatus.Idle,
+  });
+
+  const deleteDevices = useAsync(
+    useCallback(
+      async (authDict?: AuthDict) => {
+        await mx.deleteMultipleDevices(Array.from(deleted), authDict);
+      },
+      [mx, deleted]
+    ),
+    useCallback(
+      (state: typeof deleteState) => {
+        if (state.status === AsyncStatus.Success) {
+          setDeleted(new Set());
+          refreshDeviceList();
+        }
+        setDeleteState(state);
+      },
+      [refreshDeviceList]
+    )
+  );
+  const [authData, deleteError] = useUIAMatrixError(
+    deleteState.status === AsyncStatus.Error ? deleteState.error : undefined
+  );
+  const deleting = deleteState.status === AsyncStatus.Loading || authData !== undefined;
+
+  const handleCancelDelete = () => setDeleted(new Set());
+  const handleCancelAuth = useCallback(() => {
+    setDeleteState({ status: AsyncStatus.Idle });
+  }, []);
+
+  return devices.length > 0 ? (
+    <>
+      <Box direction="Column" gap="100">
+        <Text size="L400">Others</Text>
+        {devices
+          .sort((d1, d2) => {
+            if (!d1.last_seen_ts || !d2.last_seen_ts) return 0;
+            return d1.last_seen_ts < d2.last_seen_ts ? 1 : -1;
+          })
+          .map((device) => (
+            <SequenceCard
+              key={device.device_id}
+              className={SequenceCardStyle}
+              variant={deleted.has(device.device_id) ? 'Critical' : 'SurfaceVariant'}
+              direction="Column"
+              gap="400"
+            >
+              <DeviceTile
+                device={device}
+                deleted={deleted.has(device.device_id)}
+                refreshDeviceList={refreshDeviceList}
+                disabled={deleting}
+                options={
+                  <DeviceDeleteBtn
+                    deviceId={device.device_id}
+                    deleted={deleted.has(device.device_id)}
+                    onDeleteToggle={handleToggleDelete}
+                    disabled={deleting}
+                  />
+                }
+              />
+              {showVerification && crypto && (
+                <DeviceVerificationStatus
+                  crypto={crypto}
+                  userId={mx.getSafeUserId()}
+                  deviceId={device.device_id}
+                >
+                  {(status) =>
+                    status === VerificationStatus.Unverified && (
+                      <VerifyOtherDeviceTile crypto={crypto} deviceId={device.device_id} />
+                    )
+                  }
+                </DeviceVerificationStatus>
+              )}
+            </SequenceCard>
+          ))}
+      </Box>
+      {deleted.size > 0 && (
+        <Menu
+          style={{
+            position: 'sticky',
+            padding: config.space.S200,
+            paddingLeft: config.space.S400,
+            bottom: config.space.S400,
+            left: config.space.S400,
+            right: 0,
+            zIndex: 1,
+          }}
+          variant="Critical"
+        >
+          <Box alignItems="Center" gap="400">
+            <Box grow="Yes" direction="Column">
+              {deleteError ? (
+                <Text size="T200">
+                  <b>Failed to logout devices! Please try again. {deleteError.message}</b>
+                </Text>
+              ) : (
+                <Text size="T200">
+                  <b>Logout from selected devices. ({deleted.size} selected)</b>
+                </Text>
+              )}
+              {authData && (
+                <ActionUIAFlowsLoader
+                  authData={authData}
+                  unsupported={() => (
+                    <Text size="T200">
+                      Authentication steps to perform this action are not supported by client.
+                    </Text>
+                  )}
+                >
+                  {(ongoingFlow) => (
+                    <ActionUIA
+                      authData={authData}
+                      ongoingFlow={ongoingFlow}
+                      action={deleteDevices}
+                      onCancel={handleCancelAuth}
+                    />
+                  )}
+                </ActionUIAFlowsLoader>
+              )}
+            </Box>
+            <Box shrink="No" gap="200">
+              <Button
+                size="300"
+                variant="Critical"
+                fill="None"
+                radii="300"
+                disabled={deleting}
+                onClick={handleCancelDelete}
+              >
+                <Text size="B300">Cancel</Text>
+              </Button>
+              <Button
+                size="300"
+                variant="Critical"
+                radii="300"
+                disabled={deleting}
+                before={deleting && <Spinner variant="Critical" fill="Solid" size="100" />}
+                onClick={() => deleteDevices()}
+              >
+                <Text size="B300">Logout</Text>
+              </Button>
+            </Box>
+          </Box>
+        </Menu>
+      )}
+    </>
+  ) : null;
+}

src/app/features/settings/devices/Verification.tsx

@@ -0,0 +1,335 @@
+import React, { MouseEventHandler, useCallback, useState } from 'react';
+import {
+  Badge,
+  Box,
+  Button,
+  Chip,
+  config,
+  Icon,
+  Icons,
+  Spinner,
+  Text,
+  Overlay,
+  OverlayBackdrop,
+  OverlayCenter,
+  IconButton,
+  RectCords,
+  PopOut,
+  Menu,
+  MenuItem,
+} from 'folds';
+import FocusTrap from 'focus-trap-react';
+import { CryptoApi, VerificationRequest } from 'matrix-js-sdk/lib/crypto-api';
+import { VerificationStatus } from '../../../hooks/useDeviceVerificationStatus';
+import { InfoCard } from '../../../components/info-card';
+import { ManualVerificationTile } from '../../../components/ManualVerification';
+import { SecretStorageKeyContent } from '../../../../types/matrix/accountData';
+import { AsyncState, AsyncStatus, useAsync } from '../../../hooks/useAsyncCallback';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { DeviceVerification } from '../../../components/DeviceVerification';
+import {
+  DeviceVerificationReset,
+  DeviceVerificationSetup,
+} from '../../../components/DeviceVerificationSetup';
+import { stopPropagation } from '../../../utils/keyboard';
+
+type VerificationStatusBadgeProps = {
+  verificationStatus: VerificationStatus;
+  otherUnverifiedCount?: number;
+};
+export function VerificationStatusBadge({
+  verificationStatus,
+  otherUnverifiedCount,
+}: VerificationStatusBadgeProps) {
+  if (
+    verificationStatus === VerificationStatus.Unknown ||
+    typeof otherUnverifiedCount !== 'number'
+  ) {
+    return <Spinner size="400" variant="Secondary" />;
+  }
+  if (verificationStatus === VerificationStatus.Unverified) {
+    return (
+      <Badge variant="Critical" fill="Solid" size="500">
+        <Text size="L400">Unverified</Text>
+      </Badge>
+    );
+  }
+
+  if (otherUnverifiedCount > 0) {
+    return (
+      <Badge variant="Warning" fill="Solid" size="500">
+        <Text size="L400">{otherUnverifiedCount} Unverified</Text>
+      </Badge>
+    );
+  }
+
+  return (
+    <Badge variant="Success" fill="Solid" size="500">
+      <Text size="L400">Verified</Text>
+    </Badge>
+  );
+}
+
+function LearnStartVerificationFromOtherDevice() {
+  return (
+    <Box direction="Column">
+      <Text size="T200">Steps to verify from other device.</Text>
+      <Text as="div" size="T200">
+        <ul style={{ margin: `${config.space.S100} 0` }}>
+          <li>Open your other verified device.</li>
+          <li>
+            Open <i>Settings</i>.
+          </li>
+          <li>
+            Find this device in <i>Devices/Sessions</i> section.
+          </li>
+          <li>Initiate verification.</li>
+        </ul>
+      </Text>
+      <Text size="T200">
+        If you do not have any verified device press the <i>&quot;Verify Manually&quot;</i> button.
+      </Text>
+    </Box>
+  );
+}
+
+type VerifyCurrentDeviceTileProps = {
+  secretStorageKeyId: string;
+  secretStorageKeyContent: SecretStorageKeyContent;
+};
+export function VerifyCurrentDeviceTile({
+  secretStorageKeyId,
+  secretStorageKeyContent,
+}: VerifyCurrentDeviceTileProps) {
+  const [learnMore, setLearnMore] = useState(false);
+
+  const [manualVerification, setManualVerification] = useState(false);
+  const handleCancelVerification = () => setManualVerification(false);
+
+  return (
+    <>
+      <InfoCard
+        variant="Critical"
+        title="Unverified"
+        description={
+          <>
+            Start verification from other device or verify manually.{' '}
+            <Text as="a" size="T200" onClick={() => setLearnMore(!learnMore)}>
+              <b>{learnMore ? 'View Less' : 'Learn More'}</b>
+            </Text>
+          </>
+        }
+        after={
+          !manualVerification && (
+            <Button
+              size="300"
+              variant="Critical"
+              fill="Soft"
+              radii="300"
+              outlined
+              onClick={() => setManualVerification(true)}
+            >
+              <Text as="span" size="B300">
+                Verify Manually
+              </Text>
+            </Button>
+          )
+        }
+      >
+        {learnMore && <LearnStartVerificationFromOtherDevice />}
+      </InfoCard>
+      {manualVerification && (
+        <ManualVerificationTile
+          secretStorageKeyId={secretStorageKeyId}
+          secretStorageKeyContent={secretStorageKeyContent}
+          options={
+            <Chip
+              type="button"
+              variant="Secondary"
+              fill="Soft"
+              radii="Pill"
+              onClick={handleCancelVerification}
+            >
+              <Icon size="100" src={Icons.Cross} />
+            </Chip>
+          }
+        />
+      )}
+    </>
+  );
+}
+
+type VerifyOtherDeviceTileProps = {
+  crypto: CryptoApi;
+  deviceId: string;
+};
+export function VerifyOtherDeviceTile({ crypto, deviceId }: VerifyOtherDeviceTileProps) {
+  const mx = useMatrixClient();
+  const [requestState, setRequestState] = useState<AsyncState<VerificationRequest, Error>>({
+    status: AsyncStatus.Idle,
+  });
+
+  const requestVerification = useAsync<VerificationRequest, Error, []>(
+    useCallback(() => {
+      const requestPromise = crypto.requestDeviceVerification(mx.getSafeUserId(), deviceId);
+      return requestPromise;
+    }, [mx, crypto, deviceId]),
+    setRequestState
+  );
+
+  const handleExit = useCallback(() => {
+    setRequestState({
+      status: AsyncStatus.Idle,
+    });
+  }, []);
+
+  const requesting = requestState.status === AsyncStatus.Loading;
+  return (
+    <InfoCard
+      variant="Warning"
+      title="Unverified"
+      description="Verify device identity and grant access to encrypted messages."
+      after={
+        <Button
+          size="300"
+          variant="Warning"
+          radii="300"
+          onClick={requestVerification}
+          before={requesting && <Spinner size="100" variant="Warning" fill="Solid" />}
+          disabled={requesting}
+        >
+          <Text as="span" size="B300">
+            Verify
+          </Text>
+        </Button>
+      }
+    >
+      {requestState.status === AsyncStatus.Error && (
+        <Text size="T200">{requestState.error.message}</Text>
+      )}
+      {requestState.status === AsyncStatus.Success && (
+        <DeviceVerification request={requestState.data} onExit={handleExit} />
+      )}
+    </InfoCard>
+  );
+}
+
+type EnableVerificationProps = {
+  visible: boolean;
+};
+export function EnableVerification({ visible }: EnableVerificationProps) {
+  const [open, setOpen] = useState(false);
+
+  const handleCancel = useCallback(() => setOpen(false), []);
+
+  return (
+    <>
+      {visible && (
+        <Button size="300" radii="300" onClick={() => setOpen(true)}>
+          <Text as="span" size="B300">
+            Enable
+          </Text>
+        </Button>
+      )}
+      {open && (
+        <Overlay open backdrop={<OverlayBackdrop />}>
+          <OverlayCenter>
+            <FocusTrap
+              focusTrapOptions={{
+                initialFocus: false,
+                clickOutsideDeactivates: false,
+                escapeDeactivates: false,
+              }}
+            >
+              <DeviceVerificationSetup onCancel={handleCancel} />
+            </FocusTrap>
+          </OverlayCenter>
+        </Overlay>
+      )}
+    </>
+  );
+}
+
+export function DeviceVerificationOptions() {
+  const [menuCords, setMenuCords] = useState<RectCords>();
+
+  const [reset, setReset] = useState(false);
+
+  const handleCancelReset = useCallback(() => {
+    setReset(false);
+  }, []);
+
+  const handleMenu: MouseEventHandler<HTMLButtonElement> = (event) => {
+    setMenuCords(event.currentTarget.getBoundingClientRect());
+  };
+
+  const handleReset = () => {
+    setMenuCords(undefined);
+    setReset(true);
+  };
+
+  return (
+    <>
+      <IconButton
+        aria-pressed={!!menuCords}
+        variant="SurfaceVariant"
+        size="300"
+        radii="300"
+        onClick={handleMenu}
+      >
+        <Icon size="100" src={Icons.VerticalDots} />
+      </IconButton>
+      <PopOut
+        anchor={menuCords}
+        offset={5}
+        position="Bottom"
+        align="Center"
+        content={
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setMenuCords(undefined),
+              clickOutsideDeactivates: true,
+              isKeyForward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+              isKeyBackward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <Menu>
+              <Box direction="Column" gap="100" style={{ padding: config.space.S100 }}>
+                <MenuItem
+                  variant="Critical"
+                  onClick={handleReset}
+                  size="300"
+                  radii="300"
+                  fill="None"
+                >
+                  <Text as="span" size="T300" truncate>
+                    Reset
+                  </Text>
+                </MenuItem>
+              </Box>
+            </Menu>
+          </FocusTrap>
+        }
+      />
+      {reset && (
+        <Overlay open backdrop={<OverlayBackdrop />}>
+          <OverlayCenter>
+            <FocusTrap
+              focusTrapOptions={{
+                initialFocus: false,
+                clickOutsideDeactivates: false,
+                escapeDeactivates: false,
+              }}
+            >
+              <DeviceVerificationReset onCancel={handleCancelReset} />
+            </FocusTrap>
+          </OverlayCenter>
+        </Overlay>
+      )}
+    </>
+  );
+}

src/app/features/settings/devices/index.ts

@@ -0,0 +1 @@
+export * from './Devices';

src/app/features/settings/emojis-stickers/EmojisStickers.tsx

@@ -0,0 +1,51 @@
+import React, { useState } from 'react';
+import { Box, Text, IconButton, Icon, Icons, Scroll } from 'folds';
+import { Page, PageContent, PageHeader } from '../../../components/page';
+import { GlobalPacks } from './GlobalPacks';
+import { UserPack } from './UserPack';
+import { ImagePack } from '../../../plugins/custom-emoji';
+import { ImagePackView } from '../../../components/image-pack-view';
+
+type EmojisStickersProps = {
+  requestClose: () => void;
+};
+export function EmojisStickers({ requestClose }: EmojisStickersProps) {
+  const [imagePack, setImagePack] = useState<ImagePack>();
+
+  const handleImagePackViewClose = () => {
+    setImagePack(undefined);
+  };
+
+  if (imagePack) {
+    return <ImagePackView address={imagePack.address} requestClose={handleImagePackViewClose} />;
+  }
+
+  return (
+    <Page>
+      <PageHeader outlined={false}>
+        <Box grow="Yes" gap="200">
+          <Box grow="Yes" alignItems="Center" gap="200">
+            <Text size="H3" truncate>
+              Emojis & Stickers
+            </Text>
+          </Box>
+          <Box shrink="No">
+            <IconButton onClick={requestClose} variant="Surface">
+              <Icon src={Icons.Cross} />
+            </IconButton>
+          </Box>
+        </Box>
+      </PageHeader>
+      <Box grow="Yes">
+        <Scroll hideTrack visibility="Hover">
+          <PageContent>
+            <Box direction="Column" gap="700">
+              <UserPack onViewPack={setImagePack} />
+              <GlobalPacks onViewPack={setImagePack} />
+            </Box>
+          </PageContent>
+        </Scroll>
+      </Box>
+    </Page>
+  );
+}

src/app/features/settings/emojis-stickers/GlobalPacks.tsx

@@ -0,0 +1,488 @@
+import React, { MouseEventHandler, useCallback, useEffect, useMemo, useState } from 'react';
+import {
+  Box,
+  Text,
+  Button,
+  Icon,
+  Icons,
+  IconButton,
+  Avatar,
+  AvatarImage,
+  AvatarFallback,
+  config,
+  Spinner,
+  Menu,
+  RectCords,
+  PopOut,
+  Checkbox,
+  toRem,
+  Scroll,
+  Header,
+  Line,
+  Chip,
+} from 'folds';
+import FocusTrap from 'focus-trap-react';
+import { useAtomValue } from 'jotai';
+import { Room } from 'matrix-js-sdk';
+import { useGlobalImagePacks, useRoomsImagePacks } from '../../../hooks/useImagePacks';
+import { SequenceCardStyle } from '../styles.css';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SettingTile } from '../../../components/setting-tile';
+import { mxcUrlToHttp } from '../../../utils/matrix';
+import { useMediaAuthentication } from '../../../hooks/useMediaAuthentication';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import {
+  EmoteRoomsContent,
+  ImagePack,
+  ImageUsage,
+  PackAddress,
+  packAddressEqual,
+} from '../../../plugins/custom-emoji';
+import { LineClamp2 } from '../../../styles/Text.css';
+import { allRoomsAtom } from '../../../state/room-list/roomList';
+import { AccountDataEvent } from '../../../../types/matrix/accountData';
+import { AsyncStatus, useAsyncCallback } from '../../../hooks/useAsyncCallback';
+import { stopPropagation } from '../../../utils/keyboard';
+
+function GlobalPackSelector({
+  packs,
+  useAuthentication,
+  onSelect,
+}: {
+  packs: ImagePack[];
+  useAuthentication: boolean;
+  onSelect: (addresses: PackAddress[]) => void;
+}) {
+  const mx = useMatrixClient();
+  const roomToPacks = useMemo(() => {
+    const rToP = new Map<string, ImagePack[]>();
+    packs
+      .filter((pack) => !pack.deleted)
+      .forEach((pack) => {
+        if (!pack.address) return;
+        const pks = rToP.get(pack.address.roomId) ?? [];
+        pks.push(pack);
+        rToP.set(pack.address.roomId, pks);
+      });
+    return rToP;
+  }, [packs]);
+
+  const [selected, setSelected] = useState<PackAddress[]>([]);
+  const toggleSelect = (address: PackAddress) => {
+    setSelected((addresses) => {
+      const newAddresses = addresses.filter((addr) => !packAddressEqual(addr, address));
+      if (newAddresses.length !== addresses.length) {
+        return newAddresses;
+      }
+      newAddresses.push(address);
+      return newAddresses;
+    });
+  };
+
+  const hasSelected = selected.length > 0;
+  return (
+    <Box grow="Yes" direction="Column">
+      <Header size="400" variant="Surface" style={{ padding: `0 ${config.space.S300}` }}>
+        <Box grow="Yes">
+          <Text size="L400" truncate>
+            Room Packs
+          </Text>
+        </Box>
+        <Box shrink="No">
+          <Chip
+            radii="Pill"
+            variant={hasSelected ? 'Success' : 'SurfaceVariant'}
+            outlined={hasSelected}
+            onClick={() => onSelect(selected)}
+          >
+            <Text size="B300">{hasSelected ? 'Save' : 'Close'}</Text>
+          </Chip>
+        </Box>
+      </Header>
+      <Line variant="Surface" size="300" />
+      <Box grow="Yes">
+        <Scroll size="300" hideTrack visibility="Hover">
+          <Box
+            direction="Column"
+            gap="400"
+            style={{
+              paddingLeft: config.space.S300,
+              paddingTop: config.space.S300,
+              paddingBottom: config.space.S300,
+              paddingRight: config.space.S100,
+            }}
+          >
+            {Array.from(roomToPacks.entries()).map(([roomId, roomPacks]) => {
+              const room = mx.getRoom(roomId);
+              if (!room) return null;
+              return (
+                <Box key={roomId} direction="Column" gap="100">
+                  <Text size="L400">{room.name}</Text>
+                  {roomPacks.map((pack) => {
+                    const avatarMxc = pack.getAvatarUrl(ImageUsage.Emoticon);
+                    const avatarUrl = avatarMxc
+                      ? mxcUrlToHttp(mx, avatarMxc, useAuthentication)
+                      : undefined;
+                    const { address } = pack;
+                    if (!address) return null;
+
+                    const added = selected.find((addr) => packAddressEqual(addr, address));
+                    return (
+                      <SequenceCard
+                        key={pack.id}
+                        className={SequenceCardStyle}
+                        variant={added ? 'Success' : 'SurfaceVariant'}
+                        direction="Column"
+                        gap="400"
+                      >
+                        <SettingTile
+                          title={pack.meta.name ?? 'Unknown'}
+                          description={<span className={LineClamp2}>{pack.meta.attribution}</span>}
+                          before={
+                            <Box alignItems="Center" gap="300">
+                              <Avatar size="300" radii="300">
+                                {avatarUrl ? (
+                                  <AvatarImage style={{ objectFit: 'contain' }} src={avatarUrl} />
+                                ) : (
+                                  <AvatarFallback>
+                                    <Icon size="400" src={Icons.Sticker} filled />
+                                  </AvatarFallback>
+                                )}
+                              </Avatar>
+                            </Box>
+                          }
+                          after={
+                            <Checkbox variant="Success" onClick={() => toggleSelect(address)} />
+                          }
+                        />
+                      </SequenceCard>
+                    );
+                  })}
+                </Box>
+              );
+            })}
+
+            {roomToPacks.size === 0 && (
+              <SequenceCard
+                className={SequenceCardStyle}
+                variant="SurfaceVariant"
+                direction="Column"
+                gap="400"
+              >
+                <Box
+                  justifyContent="Center"
+                  direction="Column"
+                  gap="200"
+                  style={{
+                    padding: `${config.space.S700} ${config.space.S400}`,
+                    maxWidth: toRem(300),
+                    margin: 'auto',
+                  }}
+                >
+                  <Text size="H5" align="Center">
+                    No Packs
+                  </Text>
+                  <Text size="T200" align="Center">
+                    Pack from rooms will appear here. You do not have any room with packs yet.
+                  </Text>
+                </Box>
+              </SequenceCard>
+            )}
+          </Box>
+        </Scroll>
+      </Box>
+    </Box>
+  );
+}
+
+type GlobalPacksProps = {
+  onViewPack: (imagePack: ImagePack) => void;
+};
+export function GlobalPacks({ onViewPack }: GlobalPacksProps) {
+  const mx = useMatrixClient();
+  const useAuthentication = useMediaAuthentication();
+  const globalPacks = useGlobalImagePacks();
+  const [menuCords, setMenuCords] = useState<RectCords>();
+
+  const roomIds = useAtomValue(allRoomsAtom);
+  const rooms = useMemo(() => {
+    const rs: Room[] = [];
+    roomIds.forEach((rId) => {
+      const r = mx.getRoom(rId);
+      if (r) rs.push(r);
+    });
+    return rs;
+  }, [mx, roomIds]);
+  const roomsImagePack = useRoomsImagePacks(rooms);
+  const nonGlobalPacks = useMemo(
+    () =>
+      roomsImagePack.filter(
+        (pack) => !globalPacks.find((p) => packAddressEqual(pack.address, p.address))
+      ),
+    [roomsImagePack, globalPacks]
+  );
+
+  const [selectedPacks, setSelectedPacks] = useState<PackAddress[]>([]);
+  const [removedPacks, setRemovedPacks] = useState<PackAddress[]>([]);
+
+  const unselectedGlobalPacks = useMemo(
+    () =>
+      nonGlobalPacks.filter(
+        (pack) => !selectedPacks.find((addr) => packAddressEqual(pack.address, addr))
+      ),
+    [selectedPacks, nonGlobalPacks]
+  );
+
+  const handleRemove = (address: PackAddress) => {
+    setRemovedPacks((addresses) => [...addresses, address]);
+  };
+
+  const handleUndoRemove = (address: PackAddress) => {
+    setRemovedPacks((addresses) => addresses.filter((addr) => !packAddressEqual(addr, address)));
+  };
+
+  const handleSelected = (addresses: PackAddress[]) => {
+    setMenuCords(undefined);
+    if (addresses.length > 0) {
+      setSelectedPacks((a) => [...addresses, ...a]);
+    }
+  };
+
+  const [applyState, applyChanges] = useAsyncCallback(
+    useCallback(async () => {
+      const content =
+        mx.getAccountData(AccountDataEvent.PoniesEmoteRooms)?.getContent<EmoteRoomsContent>() ?? {};
+      const updatedContent: EmoteRoomsContent = JSON.parse(JSON.stringify(content));
+
+      selectedPacks.forEach((addr) => {
+        const roomsToState = updatedContent.rooms ?? {};
+        const stateKeyToObj = roomsToState[addr.roomId] ?? {};
+        stateKeyToObj[addr.stateKey] = {};
+        roomsToState[addr.roomId] = stateKeyToObj;
+        updatedContent.rooms = roomsToState;
+      });
+
+      removedPacks.forEach((addr) => {
+        if (updatedContent.rooms?.[addr.roomId]?.[addr.stateKey]) {
+          delete updatedContent.rooms?.[addr.roomId][addr.stateKey];
+        }
+      });
+
+      await mx.setAccountData(AccountDataEvent.PoniesEmoteRooms, updatedContent);
+    }, [mx, selectedPacks, removedPacks])
+  );
+
+  const resetChanges = useCallback(() => {
+    setSelectedPacks([]);
+    setRemovedPacks([]);
+  }, []);
+
+  useEffect(() => {
+    if (applyState.status === AsyncStatus.Success) {
+      resetChanges();
+    }
+  }, [applyState, resetChanges]);
+
+  const handleSelectMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    setMenuCords(evt.currentTarget.getBoundingClientRect());
+  };
+
+  const applyingChanges = applyState.status === AsyncStatus.Loading;
+  const hasChanges = removedPacks.length > 0 || selectedPacks.length > 0;
+
+  const renderPack = (pack: ImagePack) => {
+    const avatarMxc = pack.getAvatarUrl(ImageUsage.Emoticon);
+    const avatarUrl = avatarMxc ? mxcUrlToHttp(mx, avatarMxc, useAuthentication) : undefined;
+    const { address } = pack;
+    if (!address) return null;
+    const removed = !!removedPacks.find((addr) => packAddressEqual(addr, address));
+
+    return (
+      <SequenceCard
+        key={pack.id}
+        className={SequenceCardStyle}
+        variant={removed ? 'Critical' : 'SurfaceVariant'}
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title={
+            <span style={{ textDecoration: removed ? 'line-through' : undefined }}>
+              {pack.meta.name ?? 'Unknown'}
+            </span>
+          }
+          description={<span className={LineClamp2}>{pack.meta.attribution}</span>}
+          before={
+            <Box alignItems="Center" gap="300">
+              {removed ? (
+                <IconButton
+                  size="300"
+                  radii="Pill"
+                  variant="Critical"
+                  onClick={() => handleUndoRemove(address)}
+                  disabled={applyingChanges}
+                >
+                  <Icon src={Icons.Plus} size="100" />
+                </IconButton>
+              ) : (
+                <IconButton
+                  size="300"
+                  radii="Pill"
+                  variant="Secondary"
+                  onClick={() => handleRemove(address)}
+                  disabled={applyingChanges}
+                >
+                  <Icon src={Icons.Cross} size="100" />
+                </IconButton>
+              )}
+              <Avatar size="300" radii="300">
+                {avatarUrl ? (
+                  <AvatarImage style={{ objectFit: 'contain' }} src={avatarUrl} />
+                ) : (
+                  <AvatarFallback>
+                    <Icon size="400" src={Icons.Sticker} filled />
+                  </AvatarFallback>
+                )}
+              </Avatar>
+            </Box>
+          }
+          after={
+            !removed && (
+              <Button
+                variant="Secondary"
+                fill="Soft"
+                size="300"
+                radii="300"
+                outlined
+                onClick={() => onViewPack(pack)}
+              >
+                <Text size="B300">View</Text>
+              </Button>
+            )
+          }
+        />
+      </SequenceCard>
+    );
+  };
+
+  return (
+    <>
+      <Box direction="Column" gap="100">
+        <Text size="L400">Favorite Packs</Text>
+        <SequenceCard
+          className={SequenceCardStyle}
+          variant="SurfaceVariant"
+          direction="Column"
+          gap="400"
+        >
+          <SettingTile
+            title="Select Pack"
+            description="Pick emojis and stickers pack from rooms to use in all rooms."
+            after={
+              <>
+                <Button
+                  onClick={handleSelectMenu}
+                  variant="Secondary"
+                  fill="Soft"
+                  size="300"
+                  radii="300"
+                  outlined
+                >
+                  <Text size="B300">Select</Text>
+                </Button>
+                <PopOut
+                  anchor={menuCords}
+                  position="Bottom"
+                  align="End"
+                  content={
+                    <FocusTrap
+                      focusTrapOptions={{
+                        initialFocus: false,
+                        onDeactivate: () => setMenuCords(undefined),
+                        clickOutsideDeactivates: true,
+                        isKeyForward: (evt: KeyboardEvent) =>
+                          evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+                        isKeyBackward: (evt: KeyboardEvent) =>
+                          evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+                        escapeDeactivates: stopPropagation,
+                      }}
+                    >
+                      <Menu
+                        style={{
+                          display: 'flex',
+                          maxWidth: toRem(400),
+                          width: '100vw',
+                          maxHeight: toRem(500),
+                        }}
+                      >
+                        <GlobalPackSelector
+                          packs={unselectedGlobalPacks}
+                          useAuthentication={useAuthentication}
+                          onSelect={handleSelected}
+                        />
+                      </Menu>
+                    </FocusTrap>
+                  }
+                />
+              </>
+            }
+          />
+        </SequenceCard>
+        {globalPacks.map(renderPack)}
+        {nonGlobalPacks
+          .filter((pack) => !!selectedPacks.find((addr) => packAddressEqual(pack.address, addr)))
+          .map(renderPack)}
+      </Box>
+      {hasChanges && (
+        <Menu
+          style={{
+            position: 'sticky',
+            padding: config.space.S200,
+            paddingLeft: config.space.S400,
+            bottom: config.space.S400,
+            left: config.space.S400,
+            right: 0,
+            zIndex: 1,
+          }}
+          variant="Success"
+        >
+          <Box alignItems="Center" gap="400">
+            <Box grow="Yes" direction="Column">
+              {applyState.status === AsyncStatus.Error ? (
+                <Text size="T200">
+                  <b>Failed to apply changes! Please try again.</b>
+                </Text>
+              ) : (
+                <Text size="T200">
+                  <b>Changes saved! Apply when ready.</b>
+                </Text>
+              )}
+            </Box>
+            <Box shrink="No" gap="200">
+              <Button
+                size="300"
+                variant="Success"
+                fill="None"
+                radii="300"
+                disabled={applyingChanges}
+                onClick={resetChanges}
+              >
+                <Text size="B300">Reset</Text>
+              </Button>
+              <Button
+                size="300"
+                variant="Success"
+                radii="300"
+                disabled={applyingChanges}
+                before={applyingChanges && <Spinner variant="Success" fill="Solid" size="100" />}
+                onClick={applyChanges}
+              >
+                <Text size="B300">Apply Changes</Text>
+              </Button>
+            </Box>
+          </Box>
+        </Menu>
+      )}
+    </>
+  );
+}

src/app/features/settings/emojis-stickers/UserPack.tsx

@@ -0,0 +1,71 @@
+import React from 'react';
+import { Avatar, AvatarFallback, AvatarImage, Box, Button, Icon, Icons, Text } from 'folds';
+import { useUserImagePack } from '../../../hooks/useImagePacks';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import { ImagePack, ImageUsage } from '../../../plugins/custom-emoji';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { mxcUrlToHttp } from '../../../utils/matrix';
+import { useMediaAuthentication } from '../../../hooks/useMediaAuthentication';
+
+type UserPackProps = {
+  onViewPack: (imagePack: ImagePack) => void;
+};
+export function UserPack({ onViewPack }: UserPackProps) {
+  const mx = useMatrixClient();
+  const useAuthentication = useMediaAuthentication();
+
+  const userPack = useUserImagePack();
+  const avatarMxc = userPack?.getAvatarUrl(ImageUsage.Emoticon);
+  const avatarUrl = avatarMxc ? mxcUrlToHttp(mx, avatarMxc, useAuthentication) : undefined;
+
+  const handleView = () => {
+    if (userPack) {
+      onViewPack(userPack);
+    } else {
+      const defaultPack = new ImagePack(mx.getUserId() ?? '', {}, undefined);
+      onViewPack(defaultPack);
+    }
+  };
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Default Pack</Text>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title={userPack?.meta.name ?? 'Unknown'}
+          description={userPack?.meta.attribution}
+          before={
+            <Avatar size="300" radii="300">
+              {avatarUrl ? (
+                <AvatarImage style={{ objectFit: 'contain' }} src={avatarUrl} />
+              ) : (
+                <AvatarFallback>
+                  <Icon size="400" src={Icons.Sticker} filled />
+                </AvatarFallback>
+              )}
+            </Avatar>
+          }
+          after={
+            <Button
+              variant="Secondary"
+              fill="Soft"
+              size="300"
+              radii="300"
+              outlined
+              onClick={handleView}
+            >
+              <Text size="B300">View</Text>
+            </Button>
+          }
+        />
+      </SequenceCard>
+    </Box>
+  );
+}

src/app/features/settings/emojis-stickers/index.ts

@@ -0,0 +1 @@
+export * from './EmojisStickers';

src/app/features/settings/general/General.tsx

@@ -0,0 +1,618 @@
+import React, {
+  ChangeEventHandler,
+  KeyboardEventHandler,
+  MouseEventHandler,
+  useState,
+} from 'react';
+import {
+  as,
+  Box,
+  Button,
+  Chip,
+  config,
+  Icon,
+  IconButton,
+  Icons,
+  Input,
+  Menu,
+  MenuItem,
+  PopOut,
+  RectCords,
+  Scroll,
+  Switch,
+  Text,
+  toRem,
+} from 'folds';
+import { isKeyHotkey } from 'is-hotkey';
+import FocusTrap from 'focus-trap-react';
+import { Page, PageContent, PageHeader } from '../../../components/page';
+import { SequenceCard } from '../../../components/sequence-card';
+import { useSetting } from '../../../state/hooks/settings';
+import { MessageLayout, MessageSpacing, settingsAtom } from '../../../state/settings';
+import { SettingTile } from '../../../components/setting-tile';
+import { KeySymbol } from '../../../utils/key-symbol';
+import { isMacOS } from '../../../utils/user-agent';
+import {
+  DarkTheme,
+  LightTheme,
+  Theme,
+  ThemeKind,
+  useSystemThemeKind,
+  useThemeNames,
+  useThemes,
+} from '../../../hooks/useTheme';
+import { stopPropagation } from '../../../utils/keyboard';
+import { useMessageLayoutItems } from '../../../hooks/useMessageLayout';
+import { useMessageSpacingItems } from '../../../hooks/useMessageSpacing';
+import { SequenceCardStyle } from '../styles.css';
+
+type ThemeSelectorProps = {
+  themeNames: Record<string, string>;
+  themes: Theme[];
+  selected: Theme;
+  onSelect: (theme: Theme) => void;
+};
+const ThemeSelector = as<'div', ThemeSelectorProps>(
+  ({ themeNames, themes, selected, onSelect, ...props }, ref) => (
+    <Menu {...props} ref={ref}>
+      <Box direction="Column" gap="100" style={{ padding: config.space.S100 }}>
+        {themes.map((theme) => (
+          <MenuItem
+            key={theme.id}
+            size="300"
+            variant={theme.id === selected.id ? 'Primary' : 'Surface'}
+            radii="300"
+            onClick={() => onSelect(theme)}
+          >
+            <Text size="T300">{themeNames[theme.id] ?? theme.id}</Text>
+          </MenuItem>
+        ))}
+      </Box>
+    </Menu>
+  )
+);
+
+function SelectTheme({ disabled }: { disabled?: boolean }) {
+  const themes = useThemes();
+  const themeNames = useThemeNames();
+  const [themeId, setThemeId] = useSetting(settingsAtom, 'themeId');
+  const [menuCords, setMenuCords] = useState<RectCords>();
+  const selectedTheme = themes.find((theme) => theme.id === themeId) ?? LightTheme;
+
+  const handleThemeMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    setMenuCords(evt.currentTarget.getBoundingClientRect());
+  };
+
+  const handleThemeSelect = (theme: Theme) => {
+    setThemeId(theme.id);
+    setMenuCords(undefined);
+  };
+
+  return (
+    <>
+      <Button
+        size="300"
+        variant="Primary"
+        outlined
+        fill="Soft"
+        radii="300"
+        after={<Icon size="300" src={Icons.ChevronBottom} />}
+        onClick={disabled ? undefined : handleThemeMenu}
+        aria-disabled={disabled}
+      >
+        <Text size="T300">{themeNames[selectedTheme.id] ?? selectedTheme.id}</Text>
+      </Button>
+      <PopOut
+        anchor={menuCords}
+        offset={5}
+        position="Bottom"
+        align="End"
+        content={
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setMenuCords(undefined),
+              clickOutsideDeactivates: true,
+              isKeyForward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+              isKeyBackward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <ThemeSelector
+              themeNames={themeNames}
+              themes={themes}
+              selected={selectedTheme}
+              onSelect={handleThemeSelect}
+            />
+          </FocusTrap>
+        }
+      />
+    </>
+  );
+}
+
+function SystemThemePreferences() {
+  const themeKind = useSystemThemeKind();
+  const themeNames = useThemeNames();
+  const themes = useThemes();
+  const [lightThemeId, setLightThemeId] = useSetting(settingsAtom, 'lightThemeId');
+  const [darkThemeId, setDarkThemeId] = useSetting(settingsAtom, 'darkThemeId');
+
+  const lightThemes = themes.filter((theme) => theme.kind === ThemeKind.Light);
+  const darkThemes = themes.filter((theme) => theme.kind === ThemeKind.Dark);
+
+  const selectedLightTheme = lightThemes.find((theme) => theme.id === lightThemeId) ?? LightTheme;
+  const selectedDarkTheme = darkThemes.find((theme) => theme.id === darkThemeId) ?? DarkTheme;
+
+  const [ltCords, setLTCords] = useState<RectCords>();
+  const [dtCords, setDTCords] = useState<RectCords>();
+
+  const handleLightThemeMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    setLTCords(evt.currentTarget.getBoundingClientRect());
+  };
+  const handleDarkThemeMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    setDTCords(evt.currentTarget.getBoundingClientRect());
+  };
+
+  const handleLightThemeSelect = (theme: Theme) => {
+    setLightThemeId(theme.id);
+    setLTCords(undefined);
+  };
+
+  const handleDarkThemeSelect = (theme: Theme) => {
+    setDarkThemeId(theme.id);
+    setDTCords(undefined);
+  };
+
+  return (
+    <Box wrap="Wrap" gap="400">
+      <SettingTile
+        title="Light Theme:"
+        after={
+          <Chip
+            variant={themeKind === ThemeKind.Light ? 'Primary' : 'Secondary'}
+            outlined={themeKind === ThemeKind.Light}
+            radii="Pill"
+            after={<Icon size="200" src={Icons.ChevronBottom} />}
+            onClick={handleLightThemeMenu}
+          >
+            <Text size="B300">{themeNames[selectedLightTheme.id] ?? selectedLightTheme.id}</Text>
+          </Chip>
+        }
+      />
+      <PopOut
+        anchor={ltCords}
+        offset={5}
+        position="Bottom"
+        align="End"
+        content={
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setLTCords(undefined),
+              clickOutsideDeactivates: true,
+              isKeyForward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+              isKeyBackward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <ThemeSelector
+              themeNames={themeNames}
+              themes={lightThemes}
+              selected={selectedLightTheme}
+              onSelect={handleLightThemeSelect}
+            />
+          </FocusTrap>
+        }
+      />
+      <SettingTile
+        title="Dark Theme:"
+        after={
+          <Chip
+            variant={themeKind === ThemeKind.Dark ? 'Primary' : 'Secondary'}
+            outlined={themeKind === ThemeKind.Dark}
+            radii="Pill"
+            after={<Icon size="200" src={Icons.ChevronBottom} />}
+            onClick={handleDarkThemeMenu}
+          >
+            <Text size="B300">{themeNames[selectedDarkTheme.id] ?? selectedDarkTheme.id}</Text>
+          </Chip>
+        }
+      />
+      <PopOut
+        anchor={dtCords}
+        offset={5}
+        position="Bottom"
+        align="End"
+        content={
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setDTCords(undefined),
+              clickOutsideDeactivates: true,
+              isKeyForward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+              isKeyBackward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <ThemeSelector
+              themeNames={themeNames}
+              themes={darkThemes}
+              selected={selectedDarkTheme}
+              onSelect={handleDarkThemeSelect}
+            />
+          </FocusTrap>
+        }
+      />
+    </Box>
+  );
+}
+
+function PageZoomInput() {
+  const [pageZoom, setPageZoom] = useSetting(settingsAtom, 'pageZoom');
+  const [currentZoom, setCurrentZoom] = useState(`${pageZoom}`);
+
+  const handleZoomChange: ChangeEventHandler<HTMLInputElement> = (evt) => {
+    setCurrentZoom(evt.target.value);
+  };
+
+  const handleZoomEnter: KeyboardEventHandler<HTMLInputElement> = (evt) => {
+    if (isKeyHotkey('escape', evt)) {
+      evt.stopPropagation();
+      setCurrentZoom(pageZoom.toString());
+    }
+    if (
+      isKeyHotkey('enter', evt) &&
+      'value' in evt.target &&
+      typeof evt.target.value === 'string'
+    ) {
+      const newZoom = parseInt(evt.target.value, 10);
+      if (Number.isNaN(newZoom)) return;
+      const safeZoom = Math.max(Math.min(newZoom, 150), 75);
+      setPageZoom(safeZoom);
+      setCurrentZoom(safeZoom.toString());
+    }
+  };
+
+  return (
+    <Input
+      style={{ width: toRem(100) }}
+      variant={pageZoom === parseInt(currentZoom, 10) ? 'Secondary' : 'Success'}
+      size="300"
+      radii="300"
+      type="number"
+      min="75"
+      max="150"
+      value={currentZoom}
+      onChange={handleZoomChange}
+      onKeyDown={handleZoomEnter}
+      after={<Text size="T300">%</Text>}
+      outlined
+    />
+  );
+}
+
+function Appearance() {
+  const [systemTheme, setSystemTheme] = useSetting(settingsAtom, 'useSystemTheme');
+  const [twitterEmoji, setTwitterEmoji] = useSetting(settingsAtom, 'twitterEmoji');
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Appearance</Text>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="System Theme"
+          description="Choose between light and dark theme based on system preference."
+          after={<Switch variant="Primary" value={systemTheme} onChange={setSystemTheme} />}
+        />
+        {systemTheme && <SystemThemePreferences />}
+      </SequenceCard>
+
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="Theme"
+          description="Theme to use when system theme is not enabled."
+          after={<SelectTheme disabled={systemTheme} />}
+        />
+      </SequenceCard>
+
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="Twitter Emoji"
+          after={<Switch variant="Primary" value={twitterEmoji} onChange={setTwitterEmoji} />}
+        />
+      </SequenceCard>
+
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile title="Page Zoom" after={<PageZoomInput />} />
+      </SequenceCard>
+    </Box>
+  );
+}
+
+function Editor() {
+  const [enterForNewline, setEnterForNewline] = useSetting(settingsAtom, 'enterForNewline');
+  const [isMarkdown, setIsMarkdown] = useSetting(settingsAtom, 'isMarkdown');
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Editor</Text>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="ENTER for Newline"
+          description={`Use ${
+            isMacOS() ? KeySymbol.Command : 'Ctrl'
+          } + ENTER to send message and ENTER for newline.`}
+          after={<Switch variant="Primary" value={enterForNewline} onChange={setEnterForNewline} />}
+        />
+      </SequenceCard>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="Markdown Formatting"
+          after={<Switch variant="Primary" value={isMarkdown} onChange={setIsMarkdown} />}
+        />
+      </SequenceCard>
+    </Box>
+  );
+}
+
+function SelectMessageLayout() {
+  const [menuCords, setMenuCords] = useState<RectCords>();
+  const [messageLayout, setMessageLayout] = useSetting(settingsAtom, 'messageLayout');
+  const messageLayoutItems = useMessageLayoutItems();
+
+  const handleMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    setMenuCords(evt.currentTarget.getBoundingClientRect());
+  };
+
+  const handleSelect = (layout: MessageLayout) => {
+    setMessageLayout(layout);
+    setMenuCords(undefined);
+  };
+
+  return (
+    <>
+      <Button
+        size="300"
+        variant="Secondary"
+        outlined
+        fill="Soft"
+        radii="300"
+        after={<Icon size="300" src={Icons.ChevronBottom} />}
+        onClick={handleMenu}
+      >
+        <Text size="T300">
+          {messageLayoutItems.find((i) => i.layout === messageLayout)?.name ?? messageLayout}
+        </Text>
+      </Button>
+      <PopOut
+        anchor={menuCords}
+        offset={5}
+        position="Bottom"
+        align="End"
+        content={
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setMenuCords(undefined),
+              clickOutsideDeactivates: true,
+              isKeyForward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+              isKeyBackward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <Menu>
+              <Box direction="Column" gap="100" style={{ padding: config.space.S100 }}>
+                {messageLayoutItems.map((item) => (
+                  <MenuItem
+                    key={item.layout}
+                    size="300"
+                    variant={messageLayout === item.layout ? 'Primary' : 'Surface'}
+                    radii="300"
+                    onClick={() => handleSelect(item.layout)}
+                  >
+                    <Text size="T300">{item.name}</Text>
+                  </MenuItem>
+                ))}
+              </Box>
+            </Menu>
+          </FocusTrap>
+        }
+      />
+    </>
+  );
+}
+
+function SelectMessageSpacing() {
+  const [menuCords, setMenuCords] = useState<RectCords>();
+  const [messageSpacing, setMessageSpacing] = useSetting(settingsAtom, 'messageSpacing');
+  const messageSpacingItems = useMessageSpacingItems();
+
+  const handleMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    setMenuCords(evt.currentTarget.getBoundingClientRect());
+  };
+
+  const handleSelect = (layout: MessageSpacing) => {
+    setMessageSpacing(layout);
+    setMenuCords(undefined);
+  };
+
+  return (
+    <>
+      <Button
+        size="300"
+        variant="Secondary"
+        outlined
+        fill="Soft"
+        radii="300"
+        after={<Icon size="300" src={Icons.ChevronBottom} />}
+        onClick={handleMenu}
+      >
+        <Text size="T300">
+          {messageSpacingItems.find((i) => i.spacing === messageSpacing)?.name ?? messageSpacing}
+        </Text>
+      </Button>
+      <PopOut
+        anchor={menuCords}
+        offset={5}
+        position="Bottom"
+        align="End"
+        content={
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setMenuCords(undefined),
+              clickOutsideDeactivates: true,
+              isKeyForward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+              isKeyBackward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <Menu>
+              <Box direction="Column" gap="100" style={{ padding: config.space.S100 }}>
+                {messageSpacingItems.map((item) => (
+                  <MenuItem
+                    key={item.spacing}
+                    size="300"
+                    variant={messageSpacing === item.spacing ? 'Primary' : 'Surface'}
+                    radii="300"
+                    onClick={() => handleSelect(item.spacing)}
+                  >
+                    <Text size="T300">{item.name}</Text>
+                  </MenuItem>
+                ))}
+              </Box>
+            </Menu>
+          </FocusTrap>
+        }
+      />
+    </>
+  );
+}
+
+function Messages() {
+  const [hideMembershipEvents, setHideMembershipEvents] = useSetting(
+    settingsAtom,
+    'hideMembershipEvents'
+  );
+  const [hideNickAvatarEvents, setHideNickAvatarEvents] = useSetting(
+    settingsAtom,
+    'hideNickAvatarEvents'
+  );
+  const [mediaAutoLoad, setMediaAutoLoad] = useSetting(settingsAtom, 'mediaAutoLoad');
+  const [urlPreview, setUrlPreview] = useSetting(settingsAtom, 'urlPreview');
+  const [encUrlPreview, setEncUrlPreview] = useSetting(settingsAtom, 'encUrlPreview');
+  const [showHiddenEvents, setShowHiddenEvents] = useSetting(settingsAtom, 'showHiddenEvents');
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">Messages</Text>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile title="Message Layout" after={<SelectMessageLayout />} />
+      </SequenceCard>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile title="Message Spacing" after={<SelectMessageSpacing />} />
+      </SequenceCard>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="Hide Membership Change"
+          after={
+            <Switch
+              variant="Primary"
+              value={hideMembershipEvents}
+              onChange={setHideMembershipEvents}
+            />
+          }
+        />
+      </SequenceCard>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="Hide Profile Change"
+          after={
+            <Switch
+              variant="Primary"
+              value={hideNickAvatarEvents}
+              onChange={setHideNickAvatarEvents}
+            />
+          }
+        />
+      </SequenceCard>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="Disable Media Auto Load"
+          after={<Switch variant="Primary" value={mediaAutoLoad} onChange={setMediaAutoLoad} />}
+        />
+      </SequenceCard>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="Url Preview"
+          after={<Switch variant="Primary" value={urlPreview} onChange={setUrlPreview} />}
+        />
+      </SequenceCard>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="Url Preview in Encrypted Room"
+          after={<Switch variant="Primary" value={encUrlPreview} onChange={setEncUrlPreview} />}
+        />
+      </SequenceCard>
+      <SequenceCard className={SequenceCardStyle} variant="SurfaceVariant" direction="Column">
+        <SettingTile
+          title="Show Hidden Events"
+          after={
+            <Switch variant="Primary" value={showHiddenEvents} onChange={setShowHiddenEvents} />
+          }
+        />
+      </SequenceCard>
+    </Box>
+  );
+}
+
+type GeneralProps = {
+  requestClose: () => void;
+};
+export function General({ requestClose }: GeneralProps) {
+  return (
+    <Page>
+      <PageHeader outlined={false}>
+        <Box grow="Yes" gap="200">
+          <Box grow="Yes" alignItems="Center" gap="200">
+            <Text size="H3" truncate>
+              General
+            </Text>
+          </Box>
+          <Box shrink="No">
+            <IconButton onClick={requestClose} variant="Surface">
+              <Icon src={Icons.Cross} />
+            </IconButton>
+          </Box>
+        </Box>
+      </PageHeader>
+      <Box grow="Yes">
+        <Scroll hideTrack visibility="Hover">
+          <PageContent>
+            <Box direction="Column" gap="700">
+              <Appearance />
+              <Editor />
+              <Messages />
+            </Box>
+          </PageContent>
+        </Scroll>
+      </Box>
+    </Page>
+  );
+}

src/app/features/settings/general/index.ts

@@ -0,0 +1 @@
+export * from './General';

src/app/features/settings/index.ts

@@ -0,0 +1 @@
+export * from './Settings';

src/app/features/settings/notifications/AllMessages.tsx

@@ -0,0 +1,152 @@
+import React, { useCallback, useMemo } from 'react';
+import { Badge, Box, Text } from 'folds';
+import { ConditionKind, IPushRules, PushRuleCondition, PushRuleKind, RuleId } from 'matrix-js-sdk';
+import { useAccountData } from '../../../hooks/useAccountData';
+import { AccountDataEvent } from '../../../../types/matrix/accountData';
+import { NotificationModeSwitcher } from './NotificationModeSwitcher';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import { PushRuleData, usePushRule } from '../../../hooks/usePushRule';
+import {
+  getNotificationModeActions,
+  NotificationMode,
+  useNotificationModeActions,
+} from '../../../hooks/useNotificationMode';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+
+const getAllMessageDefaultRule = (
+  ruleId: RuleId,
+  encrypted: boolean,
+  oneToOne: boolean
+): PushRuleData => {
+  const conditions: PushRuleCondition[] = [];
+  if (oneToOne)
+    conditions.push({
+      kind: ConditionKind.RoomMemberCount,
+      is: '2',
+    });
+  conditions.push({
+    kind: ConditionKind.EventMatch,
+    key: 'type',
+    pattern: encrypted ? 'm.room.encrypted' : 'm.room.message',
+  });
+
+  return {
+    kind: PushRuleKind.Underride,
+    pushRule: {
+      rule_id: ruleId,
+      default: true,
+      enabled: true,
+      conditions,
+      actions: getNotificationModeActions(NotificationMode.NotifyLoud),
+    },
+  };
+};
+
+type PushRulesProps = {
+  ruleId: RuleId.DM | RuleId.EncryptedDM | RuleId.Message | RuleId.EncryptedMessage;
+  pushRules: IPushRules;
+  encrypted?: boolean;
+  oneToOne?: boolean;
+};
+function AllMessagesModeSwitcher({
+  ruleId,
+  pushRules,
+  encrypted = false,
+  oneToOne = false,
+}: PushRulesProps) {
+  const mx = useMatrixClient();
+  const defaultPushRuleData = getAllMessageDefaultRule(ruleId, encrypted, oneToOne);
+  const { kind, pushRule } = usePushRule(pushRules, ruleId) ?? defaultPushRuleData;
+  const getModeActions = useNotificationModeActions();
+
+  const handleChange = useCallback(
+    async (mode: NotificationMode) => {
+      const actions = getModeActions(mode);
+      await mx.setPushRuleActions('global', kind, ruleId, actions);
+    },
+    [mx, getModeActions, kind, ruleId]
+  );
+
+  return <NotificationModeSwitcher pushRule={pushRule} onChange={handleChange} />;
+}
+
+export function AllMessagesNotifications() {
+  const pushRulesEvt = useAccountData(AccountDataEvent.PushRules);
+  const pushRules = useMemo(
+    () => pushRulesEvt?.getContent<IPushRules>() ?? { global: {} },
+    [pushRulesEvt]
+  );
+
+  return (
+    <Box direction="Column" gap="100">
+      <Box alignItems="Center" justifyContent="SpaceBetween" gap="200">
+        <Text size="L400">All Messages</Text>
+        <Box gap="100">
+          <Text size="T200">Badge: </Text>
+          <Badge radii="300" variant="Secondary" fill="Solid">
+            <Text size="L400">1</Text>
+          </Badge>
+        </Box>
+      </Box>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="1-to-1 Chats"
+          after={<AllMessagesModeSwitcher pushRules={pushRules} ruleId={RuleId.DM} oneToOne />}
+        />
+      </SequenceCard>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="1-to-1 Chats (Encrypted)"
+          after={
+            <AllMessagesModeSwitcher
+              pushRules={pushRules}
+              ruleId={RuleId.EncryptedDM}
+              encrypted
+              oneToOne
+            />
+          }
+        />
+      </SequenceCard>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="Rooms"
+          after={<AllMessagesModeSwitcher pushRules={pushRules} ruleId={RuleId.Message} />}
+        />
+      </SequenceCard>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="Rooms (Encrypted)"
+          after={
+            <AllMessagesModeSwitcher
+              pushRules={pushRules}
+              ruleId={RuleId.EncryptedMessage}
+              encrypted
+            />
+          }
+        />
+      </SequenceCard>
+    </Box>
+  );
+}

src/app/features/settings/notifications/IgnoredUserList.tsx

@@ -0,0 +1,171 @@
+import React, { ChangeEventHandler, FormEventHandler, useCallback, useMemo, useState } from 'react';
+import { Box, Button, Chip, Icon, IconButton, Icons, Input, Spinner, Text, config } from 'folds';
+import { useAccountData } from '../../../hooks/useAccountData';
+import { AccountDataEvent } from '../../../../types/matrix/accountData';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { AsyncStatus, useAsyncCallback } from '../../../hooks/useAsyncCallback';
+import { isUserId } from '../../../utils/matrix';
+
+type IgnoredUserListContent = {
+  ignored_users?: Record<string, object>;
+};
+
+function IgnoreUserInput({ userList }: { userList: string[] }) {
+  const mx = useMatrixClient();
+  const [userId, setUserId] = useState<string>('');
+
+  const [ignoreState, ignore] = useAsyncCallback(
+    useCallback(
+      async (uId: string) => {
+        mx.setIgnoredUsers([...userList, uId]);
+        setUserId('');
+      },
+      [mx, userList]
+    )
+  );
+  const ignoring = ignoreState.status === AsyncStatus.Loading;
+
+  const handleChange: ChangeEventHandler<HTMLInputElement> = (evt) => {
+    const uId = evt.currentTarget.value;
+    setUserId(uId);
+  };
+
+  const handleReset = () => {
+    setUserId('');
+  };
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+    if (ignoring) return;
+
+    const target = evt.target as HTMLFormElement | undefined;
+    const userIdInput = target?.userIdInput as HTMLInputElement | undefined;
+    const uId = userIdInput?.value.trim();
+    if (!uId) return;
+
+    if (!isUserId(uId)) return;
+
+    ignore(uId);
+  };
+
+  return (
+    <Box as="form" onSubmit={handleSubmit} gap="200" aria-disabled={ignoring}>
+      <Box grow="Yes" direction="Column">
+        <Input
+          required
+          name="userIdInput"
+          value={userId}
+          onChange={handleChange}
+          variant="Secondary"
+          radii="300"
+          style={{ paddingRight: config.space.S200 }}
+          readOnly={ignoring}
+          after={
+            userId &&
+            !ignoring && (
+              <IconButton
+                type="reset"
+                onClick={handleReset}
+                size="300"
+                radii="300"
+                variant="Secondary"
+              >
+                <Icon src={Icons.Cross} size="100" />
+              </IconButton>
+            )
+          }
+        />
+      </Box>
+      <Button
+        size="400"
+        variant="Secondary"
+        fill="Soft"
+        outlined
+        radii="300"
+        type="submit"
+        disabled={ignoring}
+      >
+        {ignoring && <Spinner variant="Secondary" size="300" />}
+        <Text size="B400">Block</Text>
+      </Button>
+    </Box>
+  );
+}
+
+function IgnoredUserChip({ userId, userList }: { userId: string; userList: string[] }) {
+  const mx = useMatrixClient();
+  const [unignoreState, unignore] = useAsyncCallback(
+    useCallback(
+      () => mx.setIgnoredUsers(userList.filter((uId) => uId !== userId)),
+      [mx, userId, userList]
+    )
+  );
+
+  const handleUnignore = () => unignore();
+
+  const unIgnoring = unignoreState.status === AsyncStatus.Loading;
+  return (
+    <Chip
+      variant="Secondary"
+      radii="Pill"
+      after={
+        unIgnoring ? (
+          <Spinner variant="Secondary" size="100" />
+        ) : (
+          <Icon src={Icons.Cross} size="100" />
+        )
+      }
+      onClick={handleUnignore}
+      disabled={unIgnoring}
+    >
+      <Text size="T200" truncate>
+        {userId}
+      </Text>
+    </Chip>
+  );
+}
+
+export function IgnoredUserList() {
+  const ignoredUserListEvt = useAccountData(AccountDataEvent.IgnoredUserList);
+  const ignoredUsers = useMemo(() => {
+    const ignoredUsersRecord =
+      ignoredUserListEvt?.getContent<IgnoredUserListContent>().ignored_users ?? {};
+    return Object.keys(ignoredUsersRecord);
+  }, [ignoredUserListEvt]);
+
+  return (
+    <Box direction="Column" gap="100">
+      <Box alignItems="Center" justifyContent="SpaceBetween" gap="200">
+        <Text size="L400">Block Messages</Text>
+      </Box>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="Select User"
+          description="Prevent receiving message by adding userId into blocklist."
+        >
+          <Box direction="Column" gap="300">
+            <IgnoreUserInput userList={ignoredUsers} />
+            {ignoredUsers.length > 0 && (
+              <Box direction="Inherit" gap="100">
+                <Text size="L400">Blocklist</Text>
+                <Box wrap="Wrap" gap="200">
+                  {ignoredUsers.map((userId) => (
+                    <IgnoredUserChip key={userId} userId={userId} userList={ignoredUsers} />
+                  ))}
+                </Box>
+              </Box>
+            )}
+          </Box>
+        </SettingTile>
+      </SequenceCard>
+    </Box>
+  );
+}

src/app/features/settings/notifications/KeywordMessages.tsx

@@ -0,0 +1,203 @@
+import React, { ChangeEventHandler, FormEventHandler, useCallback, useMemo, useState } from 'react';
+import { IPushRule, IPushRules, PushRuleKind } from 'matrix-js-sdk';
+import { Box, Text, Badge, Button, Input, config, IconButton, Icons, Icon, Spinner } from 'folds';
+import { useAccountData } from '../../../hooks/useAccountData';
+import { AccountDataEvent } from '../../../../types/matrix/accountData';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import {
+  getNotificationModeActions,
+  NotificationMode,
+  NotificationModeOptions,
+  useNotificationModeActions,
+} from '../../../hooks/useNotificationMode';
+import { NotificationModeSwitcher } from './NotificationModeSwitcher';
+import { AsyncStatus, useAsyncCallback } from '../../../hooks/useAsyncCallback';
+
+const NOTIFY_MODE_OPS: NotificationModeOptions = {
+  highlight: true,
+};
+
+function KeywordInput() {
+  const mx = useMatrixClient();
+  const [keyword, setKeyword] = useState<string>('');
+
+  const [keywordState, addKeyword] = useAsyncCallback(
+    useCallback(
+      async (k: string) => {
+        mx.addPushRule('global', PushRuleKind.ContentSpecific, k, {
+          actions: getNotificationModeActions(NotificationMode.Notify, NOTIFY_MODE_OPS),
+          pattern: k,
+        });
+        setKeyword('');
+      },
+      [mx]
+    )
+  );
+  const addingKeyword = keywordState.status === AsyncStatus.Loading;
+
+  const handleChange: ChangeEventHandler<HTMLInputElement> = (evt) => {
+    const k = evt.currentTarget.value;
+    setKeyword(k);
+  };
+
+  const handleReset = () => {
+    setKeyword('');
+  };
+
+  const handleSubmit: FormEventHandler<HTMLFormElement> = (evt) => {
+    evt.preventDefault();
+    if (addingKeyword) return;
+
+    const target = evt.target as HTMLFormElement | undefined;
+    const keywordInput = target?.keywordInput as HTMLInputElement | undefined;
+    const k = keywordInput?.value.trim();
+    if (!k) return;
+
+    addKeyword(k);
+  };
+
+  return (
+    <Box as="form" onSubmit={handleSubmit} gap="200" aria-disabled={addingKeyword}>
+      <Box grow="Yes" direction="Column">
+        <Input
+          required
+          name="keywordInput"
+          value={keyword}
+          onChange={handleChange}
+          variant="Secondary"
+          radii="300"
+          style={{ paddingRight: config.space.S200 }}
+          readOnly={addingKeyword}
+          after={
+            keyword &&
+            !addingKeyword && (
+              <IconButton
+                type="reset"
+                onClick={handleReset}
+                size="300"
+                radii="300"
+                variant="Secondary"
+              >
+                <Icon src={Icons.Cross} size="100" />
+              </IconButton>
+            )
+          }
+        />
+      </Box>
+      <Button
+        size="400"
+        variant="Secondary"
+        fill="Soft"
+        outlined
+        radii="300"
+        type="submit"
+        disabled={addingKeyword}
+      >
+        {addingKeyword && <Spinner variant="Secondary" size="300" />}
+        <Text size="B400">Save</Text>
+      </Button>
+    </Box>
+  );
+}
+
+type PushRulesProps = {
+  pushRule: IPushRule;
+};
+
+function KeywordCross({ pushRule }: PushRulesProps) {
+  const mx = useMatrixClient();
+  const [removeState, remove] = useAsyncCallback(
+    useCallback(
+      () => mx.deletePushRule('global', PushRuleKind.ContentSpecific, pushRule.rule_id),
+      [mx, pushRule]
+    )
+  );
+
+  const removing = removeState.status === AsyncStatus.Loading;
+  return (
+    <IconButton onClick={remove} size="300" radii="Pill" variant="Secondary" disabled={removing}>
+      {removing ? <Spinner size="100" /> : <Icon src={Icons.Cross} size="100" />}
+    </IconButton>
+  );
+}
+
+function KeywordModeSwitcher({ pushRule }: PushRulesProps) {
+  const mx = useMatrixClient();
+
+  const getModeActions = useNotificationModeActions(NOTIFY_MODE_OPS);
+
+  const handleChange = useCallback(
+    async (mode: NotificationMode) => {
+      const actions = getModeActions(mode);
+      await mx.setPushRuleActions(
+        'global',
+        PushRuleKind.ContentSpecific,
+        pushRule.rule_id,
+        actions
+      );
+    },
+    [mx, getModeActions, pushRule]
+  );
+
+  return <NotificationModeSwitcher pushRule={pushRule} onChange={handleChange} />;
+}
+
+export function KeywordMessagesNotifications() {
+  const pushRulesEvt = useAccountData(AccountDataEvent.PushRules);
+  const pushRules = useMemo(
+    () => pushRulesEvt?.getContent<IPushRules>() ?? { global: {} },
+    [pushRulesEvt]
+  );
+
+  const keywordPushRules = useMemo(() => {
+    const content = pushRules.global.content ?? [];
+    return content.filter(
+      (pushRule) => pushRule.default === false && typeof pushRule.pattern === 'string'
+    );
+  }, [pushRules]);
+
+  return (
+    <Box direction="Column" gap="100">
+      <Box alignItems="Center" justifyContent="SpaceBetween" gap="200">
+        <Text size="L400">Keyword Messages</Text>
+        <Box gap="100">
+          <Text size="T200">Badge: </Text>
+          <Badge radii="300" variant="Success" fill="Solid">
+            <Text size="L400">1</Text>
+          </Badge>
+        </Box>
+      </Box>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="Select Keyword"
+          description="Set a notification preference for message containing given keyword."
+        >
+          <KeywordInput />
+        </SettingTile>
+      </SequenceCard>
+      {keywordPushRules.map((pushRule) => (
+        <SequenceCard
+          key={pushRule.rule_id}
+          className={SequenceCardStyle}
+          variant="SurfaceVariant"
+          direction="Column"
+          gap="400"
+        >
+          <SettingTile
+            title={`"${pushRule.pattern}"`}
+            before={<KeywordCross pushRule={pushRule} />}
+            after={<KeywordModeSwitcher pushRule={pushRule} />}
+          />
+        </SequenceCard>
+      ))}
+    </Box>
+  );
+}

src/app/features/settings/notifications/NotificationModeSwitcher.tsx

@@ -0,0 +1,117 @@
+import {
+  Box,
+  Button,
+  config,
+  Icon,
+  Icons,
+  Menu,
+  MenuItem,
+  PopOut,
+  RectCords,
+  Spinner,
+  Text,
+} from 'folds';
+import { IPushRule } from 'matrix-js-sdk';
+import React, { MouseEventHandler, useMemo, useState } from 'react';
+import FocusTrap from 'focus-trap-react';
+import { NotificationMode, useNotificationActionsMode } from '../../../hooks/useNotificationMode';
+import { stopPropagation } from '../../../utils/keyboard';
+import { AsyncStatus, useAsyncCallback } from '../../../hooks/useAsyncCallback';
+
+export const useNotificationModes = (): NotificationMode[] =>
+  useMemo(() => [NotificationMode.NotifyLoud, NotificationMode.Notify, NotificationMode.OFF], []);
+
+const useNotificationModeStr = (): Record<NotificationMode, string> =>
+  useMemo(
+    () => ({
+      [NotificationMode.OFF]: 'Disable',
+      [NotificationMode.Notify]: 'Notify Silent',
+      [NotificationMode.NotifyLoud]: 'Notify Loud',
+    }),
+    []
+  );
+
+type NotificationModeSwitcherProps = {
+  pushRule: IPushRule;
+  onChange: (mode: NotificationMode) => Promise<void>;
+};
+export function NotificationModeSwitcher({ pushRule, onChange }: NotificationModeSwitcherProps) {
+  const modes = useNotificationModes();
+  const modeToStr = useNotificationModeStr();
+  const selectedMode = useNotificationActionsMode(pushRule.actions);
+  const [changeState, change] = useAsyncCallback(onChange);
+  const changing = changeState.status === AsyncStatus.Loading;
+
+  const [menuCords, setMenuCords] = useState<RectCords>();
+
+  const handleMenu: MouseEventHandler<HTMLButtonElement> = (evt) => {
+    setMenuCords(evt.currentTarget.getBoundingClientRect());
+  };
+
+  const handleSelect = (mode: NotificationMode) => {
+    setMenuCords(undefined);
+    change(mode);
+  };
+
+  return (
+    <>
+      <Button
+        size="300"
+        variant="Secondary"
+        outlined
+        fill="Soft"
+        radii="300"
+        after={
+          changing ? (
+            <Spinner variant="Secondary" size="300" />
+          ) : (
+            <Icon size="300" src={Icons.ChevronBottom} />
+          )
+        }
+        onClick={handleMenu}
+        disabled={changing}
+      >
+        <Text size="T300">{modeToStr[selectedMode]}</Text>
+      </Button>
+      <PopOut
+        anchor={menuCords}
+        offset={5}
+        position="Bottom"
+        align="End"
+        content={
+          <FocusTrap
+            focusTrapOptions={{
+              initialFocus: false,
+              onDeactivate: () => setMenuCords(undefined),
+              clickOutsideDeactivates: true,
+              isKeyForward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowDown' || evt.key === 'ArrowRight',
+              isKeyBackward: (evt: KeyboardEvent) =>
+                evt.key === 'ArrowUp' || evt.key === 'ArrowLeft',
+              escapeDeactivates: stopPropagation,
+            }}
+          >
+            <Menu>
+              <Box direction="Column" gap="100" style={{ padding: config.space.S100 }}>
+                {modes.map((mode) => (
+                  <MenuItem
+                    key={mode}
+                    size="300"
+                    variant="Surface"
+                    aria-selected={mode === selectedMode}
+                    radii="300"
+                    onClick={() => handleSelect(mode)}
+                  >
+                    <Box grow="Yes">
+                      <Text size="T300">{modeToStr[mode]}</Text>
+                    </Box>
+                  </MenuItem>
+                ))}
+              </Box>
+            </Menu>
+          </FocusTrap>
+        }
+      />
+    </>
+  );
+}

src/app/features/settings/notifications/Notifications.tsx

@@ -0,0 +1,117 @@
+import React from 'react';
+import { Box, Text, IconButton, Icon, Icons, Scroll, Switch, Button, color } from 'folds';
+import { Page, PageContent, PageHeader } from '../../../components/page';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import { useSetting } from '../../../state/hooks/settings';
+import { settingsAtom } from '../../../state/settings';
+import { usePermissionState } from '../../../hooks/usePermission';
+import { AllMessagesNotifications } from './AllMessages';
+import { SpecialMessagesNotifications } from './SpecialMessages';
+import { KeywordMessagesNotifications } from './KeywordMessages';
+import { IgnoredUserList } from './IgnoredUserList';
+
+function SystemNotification() {
+  const notifPermission = usePermissionState(
+    'notifications',
+    window.Notification.permission === 'default' ? 'prompt' : window.Notification.permission
+  );
+  const [showNotifications, setShowNotifications] = useSetting(settingsAtom, 'showNotifications');
+  const [isNotificationSounds, setIsNotificationSounds] = useSetting(
+    settingsAtom,
+    'isNotificationSounds'
+  );
+
+  const requestNotificationPermission = () => {
+    window.Notification.requestPermission();
+  };
+
+  return (
+    <Box direction="Column" gap="100">
+      <Text size="L400">System</Text>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="Desktop Notifications"
+          description={
+            notifPermission === 'denied' ? (
+              <Text as="span" style={{ color: color.Critical.Main }} size="T200">
+                Notification permission is blocked. Please allow notification permission from
+                browser address bar.
+              </Text>
+            ) : (
+              <span>Show desktop notifications when message arrive.</span>
+            )
+          }
+          after={
+            notifPermission === 'prompt' ? (
+              <Button size="300" radii="300" onClick={requestNotificationPermission}>
+                <Text size="B300">Enable</Text>
+              </Button>
+            ) : (
+              <Switch
+                disabled={notifPermission !== 'granted'}
+                value={showNotifications}
+                onChange={setShowNotifications}
+              />
+            )
+          }
+        />
+      </SequenceCard>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="Notification Sound"
+          description="Play sound when new message arrive."
+          after={<Switch value={isNotificationSounds} onChange={setIsNotificationSounds} />}
+        />
+      </SequenceCard>
+    </Box>
+  );
+}
+
+type NotificationsProps = {
+  requestClose: () => void;
+};
+export function Notifications({ requestClose }: NotificationsProps) {
+  return (
+    <Page>
+      <PageHeader outlined={false}>
+        <Box grow="Yes" gap="200">
+          <Box grow="Yes" alignItems="Center" gap="200">
+            <Text size="H3" truncate>
+              Notifications
+            </Text>
+          </Box>
+          <Box shrink="No">
+            <IconButton onClick={requestClose} variant="Surface">
+              <Icon src={Icons.Cross} />
+            </IconButton>
+          </Box>
+        </Box>
+      </PageHeader>
+      <Box grow="Yes">
+        <Scroll hideTrack visibility="Hover">
+          <PageContent>
+            <Box direction="Column" gap="700">
+              <SystemNotification />
+              <AllMessagesNotifications />
+              <SpecialMessagesNotifications />
+              <KeywordMessagesNotifications />
+              <IgnoredUserList />
+            </Box>
+          </PageContent>
+        </Scroll>
+      </Box>
+    </Page>
+  );
+}

src/app/features/settings/notifications/SpecialMessages.tsx

@@ -0,0 +1,222 @@
+import React, { useCallback, useMemo } from 'react';
+import { ConditionKind, IPushRules, PushRuleKind, RuleId } from 'matrix-js-sdk';
+import { Box, Text, Badge } from 'folds';
+import { useAccountData } from '../../../hooks/useAccountData';
+import { AccountDataEvent } from '../../../../types/matrix/accountData';
+import { SequenceCard } from '../../../components/sequence-card';
+import { SequenceCardStyle } from '../styles.css';
+import { SettingTile } from '../../../components/setting-tile';
+import { useMatrixClient } from '../../../hooks/useMatrixClient';
+import { useUserProfile } from '../../../hooks/useUserProfile';
+import { getMxIdLocalPart } from '../../../utils/matrix';
+import { makePushRuleData, PushRuleData, usePushRule } from '../../../hooks/usePushRule';
+import {
+  getNotificationModeActions,
+  NotificationMode,
+  NotificationModeOptions,
+  useNotificationModeActions,
+} from '../../../hooks/useNotificationMode';
+import { NotificationModeSwitcher } from './NotificationModeSwitcher';
+
+const NOTIFY_MODE_OPS: NotificationModeOptions = {
+  highlight: true,
+};
+const getDefaultIsUserMention = (userId: string): PushRuleData =>
+  makePushRuleData(
+    PushRuleKind.Override,
+    RuleId.IsUserMention,
+    getNotificationModeActions(NotificationMode.NotifyLoud, { highlight: true }),
+    [
+      {
+        kind: ConditionKind.EventPropertyContains,
+        key: 'content.m\\.mentions.user_ids',
+        value: userId,
+      },
+    ]
+  );
+
+const DefaultContainsDisplayName = makePushRuleData(
+  PushRuleKind.Override,
+  RuleId.ContainsDisplayName,
+  getNotificationModeActions(NotificationMode.NotifyLoud, { highlight: true }),
+  [
+    {
+      kind: ConditionKind.ContainsDisplayName,
+    },
+  ]
+);
+
+const getDefaultContainsUsername = (username: string) =>
+  makePushRuleData(
+    PushRuleKind.ContentSpecific,
+    RuleId.ContainsUserName,
+    getNotificationModeActions(NotificationMode.NotifyLoud, { highlight: true }),
+    undefined,
+    username
+  );
+
+const DefaultIsRoomMention = makePushRuleData(
+  PushRuleKind.Override,
+  RuleId.IsRoomMention,
+  getNotificationModeActions(NotificationMode.Notify, { highlight: true }),
+  [
+    {
+      kind: ConditionKind.EventPropertyIs,
+      key: 'content.m\\.mentions.room',
+      value: true,
+    },
+    {
+      kind: ConditionKind.SenderNotificationPermission,
+      key: 'room',
+    },
+  ]
+);
+
+const DefaultAtRoomNotification = makePushRuleData(
+  PushRuleKind.Override,
+  RuleId.AtRoomNotification,
+  getNotificationModeActions(NotificationMode.Notify, { highlight: true }),
+  [
+    {
+      kind: ConditionKind.EventMatch,
+      key: 'content.body',
+      pattern: '@room',
+    },
+    {
+      kind: ConditionKind.SenderNotificationPermission,
+      key: 'room',
+    },
+  ]
+);
+
+type PushRulesProps = {
+  ruleId: RuleId;
+  pushRules: IPushRules;
+  defaultPushRuleData: PushRuleData;
+};
+function MentionModeSwitcher({ ruleId, pushRules, defaultPushRuleData }: PushRulesProps) {
+  const mx = useMatrixClient();
+
+  const { kind, pushRule } = usePushRule(pushRules, ruleId) ?? defaultPushRuleData;
+  const getModeActions = useNotificationModeActions(NOTIFY_MODE_OPS);
+
+  const handleChange = useCallback(
+    async (mode: NotificationMode) => {
+      const actions = getModeActions(mode);
+      await mx.setPushRuleActions('global', kind, ruleId, actions);
+    },
+    [mx, getModeActions, kind, ruleId]
+  );
+
+  return <NotificationModeSwitcher pushRule={pushRule} onChange={handleChange} />;
+}
+
+export function SpecialMessagesNotifications() {
+  const mx = useMatrixClient();
+  const userId = mx.getUserId()!;
+  const { displayName } = useUserProfile(userId);
+  const pushRulesEvt = useAccountData(AccountDataEvent.PushRules);
+  const pushRules = useMemo(
+    () => pushRulesEvt?.getContent<IPushRules>() ?? { global: {} },
+    [pushRulesEvt]
+  );
+
+  return (
+    <Box direction="Column" gap="100">
+      <Box alignItems="Center" justifyContent="SpaceBetween" gap="200">
+        <Text size="L400">Special Messages</Text>
+        <Box gap="100">
+          <Text size="T200">Badge: </Text>
+          <Badge radii="300" variant="Success" fill="Solid">
+            <Text size="L400">1</Text>
+          </Badge>
+        </Box>
+      </Box>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title={`Mention User ID ("${userId}")`}
+          after={
+            <MentionModeSwitcher
+              pushRules={pushRules}
+              ruleId={RuleId.IsUserMention}
+              defaultPushRuleData={getDefaultIsUserMention(userId)}
+            />
+          }
+        />
+      </SequenceCard>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title={`Contains Displayname ${displayName ? `("${displayName}")` : ''}`}
+          after={
+            <MentionModeSwitcher
+              pushRules={pushRules}
+              ruleId={RuleId.ContainsDisplayName}
+              defaultPushRuleData={DefaultContainsDisplayName}
+            />
+          }
+        />
+      </SequenceCard>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title={`Contains Username ("${getMxIdLocalPart(userId)}")`}
+          after={
+            <MentionModeSwitcher
+              pushRules={pushRules}
+              ruleId={RuleId.ContainsUserName}
+              defaultPushRuleData={getDefaultContainsUsername(getMxIdLocalPart(userId) ?? userId)}
+            />
+          }
+        />
+      </SequenceCard>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="Mention @room"
+          after={
+            <MentionModeSwitcher
+              pushRules={pushRules}
+              ruleId={RuleId.IsRoomMention}
+              defaultPushRuleData={DefaultIsRoomMention}
+            />
+          }
+        />
+      </SequenceCard>
+      <SequenceCard
+        className={SequenceCardStyle}
+        variant="SurfaceVariant"
+        direction="Column"
+        gap="400"
+      >
+        <SettingTile
+          title="Contains @room"
+          after={
+            <MentionModeSwitcher
+              pushRules={pushRules}
+              ruleId={RuleId.AtRoomNotification}
+              defaultPushRuleData={DefaultAtRoomNotification}
+            />
+          }
+        />
+      </SequenceCard>
+    </Box>
+  );
+}

src/app/features/settings/notifications/index.ts

@@ -0,0 +1 @@
+export * from './Notifications';

src/app/features/settings/styles.css.ts

@@ -0,0 +1,6 @@
+import { style } from '@vanilla-extract/css';
+import { config } from 'folds';
+
+export const SequenceCardStyle = style({
+  padding: config.space.S300,
+});

src/app/hooks/useAccountData.js

@@ -1,21 +0,0 @@
-/* eslint-disable import/prefer-default-export */
-import { useState, useEffect } from 'react';
-import { useMatrixClient } from './useMatrixClient';
-
-export function useAccountData(eventType) {
-  const mx = useMatrixClient();
-  const [event, setEvent] = useState(mx.getAccountData(eventType));
-
-  useEffect(() => {
-    const handleChange = (mEvent) => {
-      if (mEvent.getType() !== eventType) return;
-      setEvent(mEvent);
-    };
-    mx.on('accountData', handleChange);
-    return () => {
-      mx.removeListener('accountData', handleChange);
-    };
-  }, [mx, eventType]);
-
-  return event;
-}

src/app/hooks/useAccountData.ts

@@ -0,0 +1,22 @@
+import { useState, useCallback } from 'react';
+import { useMatrixClient } from './useMatrixClient';
+import { useAccountDataCallback } from './useAccountDataCallback';
+
+export function useAccountData(eventType: string) {
+  const mx = useMatrixClient();
+  const [event, setEvent] = useState(() => mx.getAccountData(eventType));
+
+  useAccountDataCallback(
+    mx,
+    useCallback(
+      (evt) => {
+        if (evt.getType() === eventType) {
+          setEvent(evt);
+        }
+      },
+      [eventType, setEvent]
+    )
+  );
+
+  return event;
+}

src/app/hooks/useAsyncCallback.ts

@@ -1,4 +1,4 @@
-import { useCallback, useRef, useState } from 'react';
+import { useCallback, useEffect, useRef, useState } from 'react';
 import { flushSync } from 'react-dom';
 import { useAlive } from './useAlive';
 
@@ -31,12 +31,10 @@ export type AsyncState<D, E = unknown> = AsyncIdle | AsyncLoading | AsyncSuccess
 
 export type AsyncCallback<TArgs extends unknown[], TData> = (...args: TArgs) => Promise<TData>;
 
-export const useAsyncCallback = <TData, TError, TArgs extends unknown[]>(
-  asyncCallback: AsyncCallback<TArgs, TData>
-): [AsyncState<TData, TError>, AsyncCallback<TArgs, TData>] => {
-  const [state, setState] = useState<AsyncState<TData, TError>>({
-    status: AsyncStatus.Idle,
-  });
+export const useAsync = <TData, TError, TArgs extends unknown[]>(
+  asyncCallback: AsyncCallback<TArgs, TData>,
+  onStateChange: (state: AsyncState<TData, TError>) => void
+): AsyncCallback<TArgs, TData> => {
   const alive = useAlive();
 
   // Tracks the request number.
@@ -53,7 +51,7 @@ export const useAsyncCallback = <TData, TError, TArgs extends unknown[]>(
         flushSync(() => {
           // flushSync because
           // https://github.com/facebook/react/issues/26713#issuecomment-1872085134
-          setState({
+          onStateChange({
             status: AsyncStatus.Loading,
           });
         });
@@ -69,7 +67,7 @@ export const useAsyncCallback = <TData, TError, TArgs extends unknown[]>(
         }
         if (alive()) {
           queueMicrotask(() => {
-            setState({
+            onStateChange({
               status: AsyncStatus.Success,
               data,
             });
@@ -83,7 +81,7 @@ export const useAsyncCallback = <TData, TError, TArgs extends unknown[]>(
 
         if (alive()) {
           queueMicrotask(() => {
-            setState({
+            onStateChange({
               status: AsyncStatus.Error,
               error: e as TError,
             });
@@ -92,8 +90,32 @@ export const useAsyncCallback = <TData, TError, TArgs extends unknown[]>(
         throw e;
       }
     },
-    [asyncCallback, alive]
+    [asyncCallback, alive, onStateChange]
   );
 
+  return callback;
+};
+
+export const useAsyncCallback = <TData, TError, TArgs extends unknown[]>(
+  asyncCallback: AsyncCallback<TArgs, TData>
+): [AsyncState<TData, TError>, AsyncCallback<TArgs, TData>] => {
+  const [state, setState] = useState<AsyncState<TData, TError>>({
+    status: AsyncStatus.Idle,
+  });
+
+  const callback = useAsync(asyncCallback, setState);
+
   return [state, callback];
 };
+
+export const useAsyncCallbackValue = <TData, TError>(
+  asyncCallback: AsyncCallback<[], TData>
+): [AsyncState<TData, TError>, AsyncCallback<[], TData>] => {
+  const [state, load] = useAsyncCallback<TData, TError, []>(asyncCallback);
+
+  useEffect(() => {
+    load();
+  }, [load]);
+
+  return [state, load];
+};

src/app/hooks/useCrossSigning.ts

@@ -0,0 +1,9 @@
+import { AccountDataEvent, SecretAccountData } from '../../types/matrix/accountData';
+import { useAccountData } from './useAccountData';
+
+export const useCrossSigningActive = (): boolean => {
+  const masterEvent = useAccountData(AccountDataEvent.CrossSigningMaster);
+  const content = masterEvent?.getContent<SecretAccountData>();
+
+  return !!content;
+};

src/app/hooks/useCrossSigningStatus.js

@@ -1,25 +0,0 @@
-/* eslint-disable import/prefer-default-export */
-import { useState, useEffect } from 'react';
-
-import { hasCrossSigningAccountData } from '../../util/matrixUtil';
-import { useMatrixClient } from './useMatrixClient';
-
-export function useCrossSigningStatus() {
-  const mx = useMatrixClient();
-  const [isCSEnabled, setIsCSEnabled] = useState(hasCrossSigningAccountData(mx));
-
-  useEffect(() => {
-    if (isCSEnabled) return undefined;
-    const handleAccountData = (event) => {
-      if (event.getType() === 'm.cross_signing.master') {
-        setIsCSEnabled(true);
-      }
-    };
-
-    mx.on('accountData', handleAccountData);
-    return () => {
-      mx.removeListener('accountData', handleAccountData);
-    };
-  }, [mx, isCSEnabled]);
-  return isCSEnabled;
-}

src/app/hooks/useDeviceList.ts

@@ -1,35 +1,77 @@
-/* eslint-disable import/prefer-default-export */
-import { useState, useEffect } from 'react';
-import { CryptoEvent, IMyDevice } from 'matrix-js-sdk';
-import { CryptoEventHandlerMap } from 'matrix-js-sdk/lib/crypto';
+import { useEffect, useCallback, useMemo } from 'react';
+import { IMyDevice } from 'matrix-js-sdk';
+import { useQuery } from '@tanstack/react-query';
+import { CryptoEvent, CryptoEventHandlerMap } from 'matrix-js-sdk/lib/crypto';
 import { useMatrixClient } from './useMatrixClient';
 
-export function useDeviceList() {
+export const useDeviceListChange = (
+  onChange: CryptoEventHandlerMap[CryptoEvent.DevicesUpdated]
+) => {
   const mx = useMatrixClient();
-  const [deviceList, setDeviceList] = useState<IMyDevice[] | null>(null);
-
   useEffect(() => {
-    let isMounted = true;
-
-    const updateDevices = () =>
-      mx.getDevices().then((data) => {
-        if (!isMounted) return;
-        setDeviceList(data.devices || []);
-      });
-    updateDevices();
-
-    const handleDevicesUpdate: CryptoEventHandlerMap[CryptoEvent.DevicesUpdated] = (users) => {
-      const userId = mx.getUserId();
-      if (userId && users.includes(userId)) {
-        updateDevices();
-      }
-    };
-
-    mx.on(CryptoEvent.DevicesUpdated, handleDevicesUpdate);
+    mx.on(CryptoEvent.DevicesUpdated, onChange);
     return () => {
-      mx.removeListener(CryptoEvent.DevicesUpdated, handleDevicesUpdate);
-      isMounted = false;
+      mx.removeListener(CryptoEvent.DevicesUpdated, onChange);
     };
+  }, [mx, onChange]);
+};
+
+const DEVICES_QUERY_KEY = ['devices'];
+
+export function useDeviceList(): [undefined | IMyDevice[], () => Promise<void>] {
+  const mx = useMatrixClient();
+
+  const fetchDevices = useCallback(async () => {
+    const data = await mx.getDevices();
+    return data.devices ?? [];
   }, [mx]);
-  return deviceList;
+
+  const { data: deviceList, refetch } = useQuery({
+    queryKey: DEVICES_QUERY_KEY,
+    queryFn: fetchDevices,
+    staleTime: 0,
+    gcTime: Infinity,
+    refetchOnMount: 'always',
+  });
+
+  const refreshDeviceList = useCallback(async () => {
+    await refetch();
+  }, [refetch]);
+
+  useDeviceListChange(
+    useCallback(
+      (users) => {
+        const userId = mx.getUserId();
+        if (userId && users.includes(userId)) {
+          refreshDeviceList();
+        }
+      },
+      [mx, refreshDeviceList]
+    )
+  );
+
+  return [deviceList ?? undefined, refreshDeviceList];
 }
+
+export const useDeviceIds = (devices: IMyDevice[] | undefined): string[] => {
+  const devicesId = useMemo(() => devices?.map((device) => device.device_id) ?? [], [devices]);
+
+  return devicesId;
+};
+
+export const useSplitCurrentDevice = (
+  devices: IMyDevice[] | undefined
+): [IMyDevice | undefined, IMyDevice[] | undefined] => {
+  const mx = useMatrixClient();
+  const currentDeviceId = mx.getDeviceId();
+  const currentDevice = useMemo(
+    () => devices?.find((d) => d.device_id === currentDeviceId),
+    [devices, currentDeviceId]
+  );
+  const otherDevices = useMemo(
+    () => devices?.filter((device) => device.device_id !== currentDeviceId),
+    [devices, currentDeviceId]
+  );
+
+  return [currentDevice, otherDevices];
+};

src/app/hooks/useDeviceVerificationStatus.ts

@@ -0,0 +1,106 @@
+import { useCallback, useEffect, useState } from 'react';
+import { CryptoApi } from 'matrix-js-sdk/lib/crypto-api';
+import { verifiedDevice } from '../utils/matrix-crypto';
+import { useAlive } from './useAlive';
+import { fulfilledPromiseSettledResult } from '../utils/common';
+import { useMatrixClient } from './useMatrixClient';
+import { useDeviceListChange } from './useDeviceList';
+
+export enum VerificationStatus {
+  Unknown,
+  Unverified,
+  Verified,
+  Unsupported,
+}
+
+export const useDeviceVerificationDetect = (
+  crypto: CryptoApi | undefined,
+  userId: string,
+  deviceId: string | undefined,
+  callback: (status: VerificationStatus) => void
+): void => {
+  const mx = useMatrixClient();
+
+  const updateStatus = useCallback(async () => {
+    if (crypto && deviceId) {
+      const data = await verifiedDevice(crypto, userId, deviceId);
+      if (data === null) {
+        callback(VerificationStatus.Unsupported);
+        return;
+      }
+      callback(data ? VerificationStatus.Verified : VerificationStatus.Unverified);
+      return;
+    }
+    callback(VerificationStatus.Unknown);
+  }, [crypto, deviceId, userId, callback]);
+
+  useEffect(() => {
+    updateStatus();
+  }, [mx, updateStatus, userId]);
+
+  useDeviceListChange(
+    useCallback(
+      (userIds) => {
+        if (userIds.includes(userId)) {
+          updateStatus();
+        }
+      },
+      [userId, updateStatus]
+    )
+  );
+};
+
+export const useDeviceVerificationStatus = (
+  crypto: CryptoApi | undefined,
+  userId: string,
+  deviceId: string | undefined
+): VerificationStatus => {
+  const [verificationStatus, setVerificationStatus] = useState(VerificationStatus.Unknown);
+
+  useDeviceVerificationDetect(crypto, userId, deviceId, setVerificationStatus);
+
+  return verificationStatus;
+};
+
+export const useUnverifiedDeviceCount = (
+  crypto: CryptoApi | undefined,
+  userId: string,
+  devices: string[]
+): number | undefined => {
+  const [unverifiedCount, setUnverifiedCount] = useState<number>();
+  const alive = useAlive();
+
+  const updateCount = useCallback(async () => {
+    let count = 0;
+    if (crypto) {
+      const promises = devices.map((deviceId) => verifiedDevice(crypto, userId, deviceId));
+      const result = await Promise.allSettled(promises);
+      const settledResult = fulfilledPromiseSettledResult(result);
+      settledResult.forEach((status) => {
+        if (status === false) {
+          count += 1;
+        }
+      });
+    }
+    if (alive()) {
+      setUnverifiedCount(count);
+    }
+  }, [crypto, userId, devices, alive]);
+
+  useDeviceListChange(
+    useCallback(
+      (userIds) => {
+        if (userIds.includes(userId)) {
+          updateCount();
+        }
+      },
+      [userId, updateCount]
+    )
+  );
+
+  useEffect(() => {
+    updateCount();
+  }, [updateCount]);
+
+  return unverifiedCount;
+};

src/app/hooks/useImagePacks.ts

@@ -1,48 +1,161 @@
-import { ClientEvent, MatrixClient, MatrixEvent, Room, RoomStateEvent } from 'matrix-js-sdk';
-import { useEffect, useMemo } from 'react';
-import { getRelevantPacks, ImagePack, PackUsage } from '../plugins/custom-emoji';
+import { Room } from 'matrix-js-sdk';
+import { useCallback, useMemo, useState } from 'react';
 import { AccountDataEvent } from '../../types/matrix/accountData';
 import { StateEvent } from '../../types/matrix/room';
-import { useForceUpdate } from './useForceUpdate';
+import {
+  getGlobalImagePacks,
+  getRoomImagePack,
+  getRoomImagePacks,
+  getUserImagePack,
+  ImagePack,
+  ImageUsage,
+} from '../plugins/custom-emoji';
+import { useMatrixClient } from './useMatrixClient';
+import { useAccountDataCallback } from './useAccountDataCallback';
+import { useStateEventCallback } from './useStateEventCallback';
 
-export const useRelevantImagePacks = (
-  mx: MatrixClient,
-  usage: PackUsage,
-  rooms: Room[]
-): ImagePack[] => {
-  const [forceCount, forceUpdate] = useForceUpdate();
+export const useUserImagePack = (): ImagePack | undefined => {
+  const mx = useMatrixClient();
+  const [userPack, setUserPack] = useState(() => getUserImagePack(mx));
 
-  const relevantPacks = useMemo(
-    () => getRelevantPacks(mx, rooms).filter((pack) => pack.getImagesFor(usage).length > 0),
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-    [mx, usage, rooms, forceCount]
+  useAccountDataCallback(
+    mx,
+    useCallback(
+      (mEvent) => {
+        if (mEvent.getType() === AccountDataEvent.PoniesUserEmotes) {
+          setUserPack(getUserImagePack(mx));
+        }
+      },
+      [mx]
+    )
   );
 
-  useEffect(() => {
-    const handleUpdate = (event: MatrixEvent) => {
-      if (
-        event.getType() === AccountDataEvent.PoniesEmoteRooms ||
-        event.getType() === AccountDataEvent.PoniesUserEmotes
-      ) {
-        forceUpdate();
-      }
-      const eventRoomId = event.getRoomId();
-      if (
-        eventRoomId &&
-        event.getType() === StateEvent.PoniesRoomEmotes &&
-        rooms.find((room) => room.roomId === eventRoomId)
-      ) {
-        forceUpdate();
-      }
-    };
+  return userPack;
+};
 
-    mx.on(ClientEvent.AccountData, handleUpdate);
-    mx.on(RoomStateEvent.Events, handleUpdate);
-    return () => {
-      mx.removeListener(ClientEvent.AccountData, handleUpdate);
-      mx.removeListener(RoomStateEvent.Events, handleUpdate);
-    };
-  }, [mx, rooms, forceUpdate]);
+export const useGlobalImagePacks = (): ImagePack[] => {
+  const mx = useMatrixClient();
+  const [globalPacks, setGlobalPacks] = useState(() => getGlobalImagePacks(mx));
+
+  useAccountDataCallback(
+    mx,
+    useCallback(
+      (mEvent) => {
+        if (mEvent.getType() === AccountDataEvent.PoniesEmoteRooms) {
+          setGlobalPacks(getGlobalImagePacks(mx));
+        }
+      },
+      [mx]
+    )
+  );
+
+  useStateEventCallback(
+    mx,
+    useCallback(
+      (mEvent) => {
+        const eventType = mEvent.getType();
+        const roomId = mEvent.getRoomId();
+        const stateKey = mEvent.getStateKey();
+        if (eventType === StateEvent.PoniesRoomEmotes && roomId && typeof stateKey === 'string') {
+          const global = !!globalPacks.find(
+            (pack) =>
+              pack.address && pack.address.roomId === roomId && pack.address.stateKey === stateKey
+          );
+          if (global) {
+            setGlobalPacks(getGlobalImagePacks(mx));
+          }
+        }
+      },
+      [mx, globalPacks]
+    )
+  );
+
+  return globalPacks;
+};
+
+export const useRoomImagePack = (room: Room, stateKey: string): ImagePack | undefined => {
+  const mx = useMatrixClient();
+  const [roomPack, setRoomPack] = useState(() => getRoomImagePack(room, stateKey));
+
+  useStateEventCallback(
+    mx,
+    useCallback(
+      (mEvent) => {
+        if (
+          mEvent.getRoomId() === room.roomId &&
+          mEvent.getType() === StateEvent.PoniesRoomEmotes &&
+          mEvent.getStateKey() === stateKey
+        ) {
+          setRoomPack(getRoomImagePack(room, stateKey));
+        }
+      },
+      [room, stateKey]
+    )
+  );
+
+  return roomPack;
+};
+
+export const useRoomImagePacks = (room: Room): ImagePack[] => {
+  const mx = useMatrixClient();
+  const [roomPacks, setRoomPacks] = useState(() => getRoomImagePacks(room));
+
+  useStateEventCallback(
+    mx,
+    useCallback(
+      (mEvent) => {
+        if (
+          mEvent.getRoomId() === room.roomId &&
+          mEvent.getType() === StateEvent.PoniesRoomEmotes
+        ) {
+          setRoomPacks(getRoomImagePacks(room));
+        }
+      },
+      [room]
+    )
+  );
+
+  return roomPacks;
+};
+
+export const useRoomsImagePacks = (rooms: Room[]) => {
+  const mx = useMatrixClient();
+  const [roomPacks, setRoomPacks] = useState(() => rooms.flatMap(getRoomImagePacks));
+
+  useStateEventCallback(
+    mx,
+    useCallback(
+      (mEvent) => {
+        if (
+          rooms.find((room) => room.roomId === mEvent.getRoomId()) &&
+          mEvent.getType() === StateEvent.PoniesRoomEmotes
+        ) {
+          setRoomPacks(rooms.flatMap(getRoomImagePacks));
+        }
+      },
+      [rooms]
+    )
+  );
+
+  return roomPacks;
+};
+
+export const useRelevantImagePacks = (usage: ImageUsage, rooms: Room[]): ImagePack[] => {
+  const userPack = useUserImagePack();
+  const globalPacks = useGlobalImagePacks();
+  const roomsPacks = useRoomsImagePacks(rooms);
+
+  const relevantPacks = useMemo(() => {
+    const packs = userPack ? [userPack] : [];
+    const globalPackIds = new Set(globalPacks.map((pack) => pack.id));
+
+    const relPacks = packs.concat(
+      globalPacks,
+      roomsPacks.filter((pack) => !globalPackIds.has(pack.id))
+    );
+
+    return relPacks.filter((pack) => pack.getImages(usage).length > 0);
+  }, [userPack, globalPacks, roomsPacks, usage]);
 
   return relevantPacks;
 };

src/app/hooks/useKeyBackup.ts

@@ -0,0 +1,160 @@
+import {
+  BackupTrustInfo,
+  CryptoApi,
+  CryptoEvent,
+  CryptoEventHandlerMap,
+  KeyBackupInfo,
+} from 'matrix-js-sdk/lib/crypto-api';
+import { useCallback, useEffect, useState } from 'react';
+import { useMatrixClient } from './useMatrixClient';
+import { useAlive } from './useAlive';
+
+export const useKeyBackupStatusChange = (
+  onChange: CryptoEventHandlerMap[CryptoEvent.KeyBackupStatus]
+) => {
+  const mx = useMatrixClient();
+
+  useEffect(() => {
+    mx.on(CryptoEvent.KeyBackupStatus, onChange);
+    return () => {
+      mx.removeListener(CryptoEvent.KeyBackupStatus, onChange);
+    };
+  }, [mx, onChange]);
+};
+
+export const useKeyBackupStatus = (crypto: CryptoApi): boolean => {
+  const alive = useAlive();
+  const [status, setStatus] = useState(false);
+
+  useEffect(() => {
+    crypto.getActiveSessionBackupVersion().then((v) => {
+      if (alive()) {
+        setStatus(typeof v === 'string');
+      }
+    });
+  }, [crypto, alive]);
+
+  useKeyBackupStatusChange(setStatus);
+
+  return status;
+};
+
+export const useKeyBackupSessionsRemainingChange = (
+  onChange: CryptoEventHandlerMap[CryptoEvent.KeyBackupSessionsRemaining]
+) => {
+  const mx = useMatrixClient();
+
+  useEffect(() => {
+    mx.on(CryptoEvent.KeyBackupSessionsRemaining, onChange);
+    return () => {
+      mx.removeListener(CryptoEvent.KeyBackupSessionsRemaining, onChange);
+    };
+  }, [mx, onChange]);
+};
+
+export const useKeyBackupFailedChange = (
+  onChange: CryptoEventHandlerMap[CryptoEvent.KeyBackupFailed]
+) => {
+  const mx = useMatrixClient();
+
+  useEffect(() => {
+    mx.on(CryptoEvent.KeyBackupFailed, onChange);
+    return () => {
+      mx.removeListener(CryptoEvent.KeyBackupFailed, onChange);
+    };
+  }, [mx, onChange]);
+};
+
+export const useKeyBackupDecryptionKeyCached = (
+  onChange: CryptoEventHandlerMap[CryptoEvent.KeyBackupDecryptionKeyCached]
+) => {
+  const mx = useMatrixClient();
+
+  useEffect(() => {
+    mx.on(CryptoEvent.KeyBackupDecryptionKeyCached, onChange);
+    return () => {
+      mx.removeListener(CryptoEvent.KeyBackupDecryptionKeyCached, onChange);
+    };
+  }, [mx, onChange]);
+};
+
+export const useKeyBackupSync = (): [number, string | undefined] => {
+  const [remaining, setRemaining] = useState(0);
+  const [failure, setFailure] = useState<string>();
+
+  useKeyBackupSessionsRemainingChange(
+    useCallback((count) => {
+      setRemaining(count);
+      setFailure(undefined);
+    }, [])
+  );
+
+  useKeyBackupFailedChange(
+    useCallback((f) => {
+      if (typeof f === 'string') {
+        setFailure(f);
+        setRemaining(0);
+      }
+    }, [])
+  );
+
+  return [remaining, failure];
+};
+
+export const useKeyBackupInfo = (crypto: CryptoApi): KeyBackupInfo | undefined | null => {
+  const alive = useAlive();
+  const [info, setInfo] = useState<KeyBackupInfo | null>();
+
+  const fetchInfo = useCallback(() => {
+    crypto.getKeyBackupInfo().then((i) => {
+      if (alive()) {
+        setInfo(i);
+      }
+    });
+  }, [crypto, alive]);
+
+  useEffect(() => {
+    fetchInfo();
+  }, [fetchInfo]);
+
+  useKeyBackupStatusChange(fetchInfo);
+
+  useKeyBackupSessionsRemainingChange(
+    useCallback(
+      (remainingCount) => {
+        if (remainingCount === 0) {
+          fetchInfo();
+        }
+      },
+      [fetchInfo]
+    )
+  );
+
+  return info;
+};
+
+export const useKeyBackupTrust = (
+  crypto: CryptoApi,
+  backupInfo: KeyBackupInfo
+): BackupTrustInfo | undefined => {
+  const alive = useAlive();
+  const [trust, setTrust] = useState<BackupTrustInfo>();
+
+  const fetchTrust = useCallback(() => {
+    crypto.isKeyBackupTrusted(backupInfo).then((t) => {
+      if (alive()) {
+        setTrust(t);
+      }
+    });
+  }, [crypto, alive, backupInfo]);
+
+  useEffect(() => {
+    fetchTrust();
+  }, [fetchTrust]);
+
+  useKeyBackupStatusChange(fetchTrust);
+
+  useKeyBackupDecryptionKeyCached(fetchTrust);
+
+  return trust;
+};

src/app/hooks/useMessageLayout.ts

@@ -0,0 +1,26 @@
+import { useMemo } from 'react';
+import { MessageLayout } from '../state/settings';
+
+export type MessageLayoutItem = {
+  name: string;
+  layout: MessageLayout;
+};
+
+export const useMessageLayoutItems = (): MessageLayoutItem[] =>
+  useMemo(
+    () => [
+      {
+        layout: MessageLayout.Modern,
+        name: 'Modern',
+      },
+      {
+        layout: MessageLayout.Compact,
+        name: 'Compact',
+      },
+      {
+        layout: MessageLayout.Bubble,
+        name: 'Bubble',
+      },
+    ],
+    []
+  );

src/app/hooks/useMessageSpacing.ts

@@ -0,0 +1,38 @@
+import { useMemo } from 'react';
+import { MessageSpacing } from '../state/settings';
+
+export type MessageSpacingItem = {
+  name: string;
+  spacing: MessageSpacing;
+};
+
+export const useMessageSpacingItems = (): MessageSpacingItem[] =>
+  useMemo(
+    () => [
+      {
+        spacing: '0',
+        name: 'None',
+      },
+      {
+        spacing: '100',
+        name: 'Ultra Small',
+      },
+      {
+        spacing: '200',
+        name: 'Extra Small',
+      },
+      {
+        spacing: '300',
+        name: 'Small',
+      },
+      {
+        spacing: '400',
+        name: 'Normal',
+      },
+      {
+        spacing: '500',
+        name: 'Large',
+      },
+    ],
+    []
+  );

src/app/hooks/useNotificationMode.ts

@@ -0,0 +1,66 @@
+import { PushRuleAction, PushRuleActionName, TweakName } from 'matrix-js-sdk';
+import { useCallback, useMemo } from 'react';
+
+export enum NotificationMode {
+  OFF = 'OFF',
+  Notify = 'Notify',
+  NotifyLoud = 'NotifyLoud',
+}
+
+export type NotificationModeOptions = {
+  soundValue?: string;
+  highlight?: boolean;
+};
+export const getNotificationModeActions = (
+  mode: NotificationMode,
+  options?: NotificationModeOptions
+): PushRuleAction[] => {
+  if (mode === NotificationMode.OFF) return [];
+
+  const actions: PushRuleAction[] = [PushRuleActionName.Notify];
+
+  if (mode === NotificationMode.NotifyLoud) {
+    actions.push({
+      set_tweak: TweakName.Sound,
+      value: options?.soundValue ?? 'default',
+    });
+  }
+
+  if (options?.highlight) {
+    actions.push({
+      set_tweak: TweakName.Highlight,
+      value: true,
+    });
+  }
+
+  return actions;
+};
+
+export type GetNotificationModeCallback = (mode: NotificationMode) => PushRuleAction[];
+export const useNotificationModeActions = (
+  options?: NotificationModeOptions
+): GetNotificationModeCallback => {
+  const getAction: GetNotificationModeCallback = useCallback(
+    (mode) => getNotificationModeActions(mode, options),
+    [options]
+  );
+
+  return getAction;
+};
+
+export const useNotificationActionsMode = (actions: PushRuleAction[]): NotificationMode => {
+  const mode: NotificationMode = useMemo(() => {
+    const soundTweak = actions.find(
+      (action) => typeof action === 'object' && action.set_tweak === TweakName.Sound
+    );
+    const notify = actions.find(
+      (action) => typeof action === 'string' && action === PushRuleActionName.Notify
+    );
+
+    if (notify && soundTweak) return NotificationMode.NotifyLoud;
+    if (notify) return NotificationMode.Notify;
+    return NotificationMode.OFF;
+  }, [actions]);
+
+  return mode;
+};

src/app/hooks/useObjectURL.ts

@@ -0,0 +1,17 @@
+import { useEffect, useMemo } from 'react';
+
+export const useObjectURL = (object?: Blob): string | undefined => {
+  const url = useMemo(() => {
+    if (object) return URL.createObjectURL(object);
+    return undefined;
+  }, [object]);
+
+  useEffect(
+    () => () => {
+      if (url) URL.revokeObjectURL(url);
+    },
+    [url]
+  );
+
+  return url;
+};

src/app/hooks/usePushRule.ts

@@ -0,0 +1,71 @@
+import {
+  IPushRule,
+  IPushRules,
+  PushRuleAction,
+  PushRuleCondition,
+  PushRuleKind,
+  RuleId,
+} from 'matrix-js-sdk';
+import { useMemo } from 'react';
+
+export type PushRuleData = {
+  kind: PushRuleKind;
+  pushRule: IPushRule;
+};
+
+export const makePushRuleData = (
+  kind: PushRuleKind,
+  ruleId: RuleId,
+  actions: PushRuleAction[],
+  conditions?: PushRuleCondition[],
+  pattern?: string,
+  enabled?: boolean,
+  _default?: boolean
+): PushRuleData => ({
+  kind,
+  pushRule: {
+    rule_id: ruleId,
+    default: _default ?? true,
+    enabled: enabled ?? true,
+    pattern,
+    conditions,
+    actions,
+  },
+});
+
+export const orderedPushRuleKinds: PushRuleKind[] = [
+  PushRuleKind.Override,
+  PushRuleKind.ContentSpecific,
+  PushRuleKind.RoomSpecific,
+  PushRuleKind.SenderSpecific,
+  PushRuleKind.Underride,
+];
+
+export const getPushRule = (
+  pushRules: IPushRules,
+  ruleId: RuleId | string
+): PushRuleData | undefined => {
+  const { global } = pushRules;
+
+  let ruleData: PushRuleData | undefined;
+
+  orderedPushRuleKinds.some((kind) => {
+    const rules = global[kind];
+    const pushRule = rules?.find((r) => r.rule_id === ruleId);
+    if (pushRule) {
+      ruleData = {
+        kind,
+        pushRule,
+      };
+      return true;
+    }
+    return false;
+  });
+
+  return ruleData;
+};
+
+export const usePushRule = (
+  pushRules: IPushRules,
+  ruleId: RuleId | string
+): PushRuleData | undefined => useMemo(() => getPushRule(pushRules, ruleId), [pushRules, ruleId]);

src/app/hooks/useRestoreBackupOnVerification.ts

@@ -0,0 +1,24 @@
+import { useSetAtom } from 'jotai';
+import { useCallback } from 'react';
+import { backupRestoreProgressAtom } from '../state/backupRestore';
+import { useMatrixClient } from './useMatrixClient';
+import { useKeyBackupDecryptionKeyCached } from './useKeyBackup';
+
+export const useRestoreBackupOnVerification = () => {
+  const setRestoreProgress = useSetAtom(backupRestoreProgressAtom);
+
+  const mx = useMatrixClient();
+
+  useKeyBackupDecryptionKeyCached(
+    useCallback(() => {
+      const crypto = mx.getCrypto();
+      if (!crypto) return;
+
+      crypto.restoreKeyBackup({
+        progressCallback(progress) {
+          setRestoreProgress(progress);
+        },
+      });
+    }, [mx, setRestoreProgress])
+  );
+};

src/app/hooks/useSecretStorage.ts

@@ -0,0 +1,22 @@
+import {
+  AccountDataEvent,
+  SecretStorageDefaultKeyContent,
+  SecretStorageKeyContent,
+} from '../../types/matrix/accountData';
+import { useAccountData } from './useAccountData';
+
+export const getSecretStorageKeyEventType = (key: string): string => `m.secret_storage.key.${key}`;
+
+export const useSecretStorageDefaultKeyId = (): string | undefined => {
+  const defaultKeyEvent = useAccountData(AccountDataEvent.SecretStorageDefaultKey);
+  const defaultKeyId = defaultKeyEvent?.getContent<SecretStorageDefaultKeyContent>().key;
+
+  return defaultKeyId;
+};
+
+export const useSecretStorageKeyContent = (keyId: string): SecretStorageKeyContent | undefined => {
+  const keyEvent = useAccountData(getSecretStorageKeyEventType(keyId));
+  const secretStorageKey = keyEvent?.getContent<SecretStorageKeyContent>();
+
+  return secretStorageKey;
+};

src/app/hooks/useTextAreaIntent.ts

@@ -0,0 +1,58 @@
+import { isKeyHotkey } from 'is-hotkey';
+import { KeyboardEventHandler, useCallback } from 'react';
+import { Cursor, Intent, Operations, TextArea } from '../plugins/text-area';
+
+export const useTextAreaIntentHandler = (
+  textArea: TextArea,
+  operations: Operations,
+  intent: Intent
+) => {
+  const handler: KeyboardEventHandler<HTMLTextAreaElement> = useCallback(
+    (evt) => {
+      const target = evt.currentTarget;
+
+      if (isKeyHotkey('tab', evt)) {
+        evt.preventDefault();
+
+        const cursor = Cursor.fromTextAreaElement(target);
+        if (textArea.selection(cursor)) {
+          operations.select(intent.moveForward(cursor));
+        } else {
+          operations.deselect(operations.insert(cursor, intent.str));
+        }
+
+        target.focus();
+      }
+      if (isKeyHotkey('shift+tab', evt)) {
+        evt.preventDefault();
+        const cursor = Cursor.fromTextAreaElement(target);
+        const intentCursor = intent.moveBackward(cursor);
+        if (textArea.selection(cursor)) {
+          operations.select(intentCursor);
+        } else {
+          operations.deselect(intentCursor);
+        }
+
+        target.focus();
+      }
+      if (isKeyHotkey('enter', evt) || isKeyHotkey('shift+enter', evt)) {
+        evt.preventDefault();
+        const cursor = Cursor.fromTextAreaElement(target);
+        operations.select(intent.addNewLine(cursor));
+      }
+      if (isKeyHotkey('mod+enter', evt)) {
+        evt.preventDefault();
+        const cursor = Cursor.fromTextAreaElement(target);
+        operations.select(intent.addNextLine(cursor));
+      }
+      if (isKeyHotkey('mod+shift+enter', evt)) {
+        evt.preventDefault();
+        const cursor = Cursor.fromTextAreaElement(target);
+        operations.select(intent.addPreviousLine(cursor));
+      }
+    },
+    [textArea, operations, intent]
+  );
+
+  return handler;
+};