prototype

.eslintignore

@@ -0,0 +1 @@
+*.d.ts

.eslintrc.json

@@ -0,0 +1,96 @@
+{
+    "env": {
+        "browser": true,
+        "es6": true
+    },
+    "extends": [
+        "eslint:recommended",
+        "plugin:@typescript-eslint/eslint-recommended",
+        "plugin:@typescript-eslint/recommended"
+    ],
+    "globals": {
+        "Atomics": "readonly",
+        "SharedArrayBuffer": "readonly"
+    },
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": {
+        "ecmaVersion": 2018,
+        "sourceType": "module"
+    },
+    "plugins": [
+        "@typescript-eslint"
+    ],
+    "rules": {
+        "indent": [
+            "warn",
+            "tab",
+            {
+                "SwitchCase": 1
+            }
+        ],
+        "linebreak-style": [
+            "warn",
+            "unix"
+        ],
+        "quotes": [
+            "warn",
+            "double"
+        ],
+        "semi": [
+            "warn",
+            "always"
+        ],
+        "no-multiple-empty-lines": [
+            "warn",
+            {
+                "max": 1
+            }
+        ],
+        "no-console": [
+            "warn",
+            {
+                "allow": [
+                    "error"
+                ]
+            }
+        ],
+        "no-extra-parens": [
+            "warn"
+        ],
+        "no-unreachable-loop": [
+            "error"
+        ],
+        "curly": [
+            "warn",
+            "all"
+        ],
+        "dot-notation": [
+            "warn",
+            {
+                "allowKeywords": false
+            }
+        ],
+        "camelcase": [
+            "warn",
+            {
+                "allow":[
+                    "reinterpret_cast",
+                    "nonnull_cast"
+                ]
+            }
+        ],
+        "@typescript-eslint/ban-types": [
+            "error",
+            {
+                "types": {}
+            }
+        ],
+        "@typescript-eslint/no-unused-vars":[
+            "warn",
+            {
+                "varsIgnorePattern": "_",
+                "argsIgnorePattern": "_"
+            }
+        ]
+    }
+}

config/env.js

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+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const paths = require('./paths');
+
+// Make sure that including paths.js after env.js will read .env variables.
+delete require.cache[require.resolve('./paths')];
+
+const NODE_ENV = process.env.NODE_ENV;
+if (!NODE_ENV) {
+  throw new Error(
+    'The NODE_ENV environment variable is required but was not specified.'
+  );
+}
+
+// https://github.com/bkeepers/dotenv#what-other-env-files-can-i-use
+const dotenvFiles = [
+  `${paths.dotenv}.${NODE_ENV}.local`,
+  // Don't include `.env.local` for `test` environment
+  // since normally you expect tests to produce the same
+  // results for everyone
+  NODE_ENV !== 'test' && `${paths.dotenv}.local`,
+  `${paths.dotenv}.${NODE_ENV}`,
+  paths.dotenv,
+].filter(Boolean);
+
+// Load environment variables from .env* files. Suppress warnings using silent
+// if this file is missing. dotenv will never modify any environment variables
+// that have already been set.  Variable expansion is supported in .env files.
+// https://github.com/motdotla/dotenv
+// https://github.com/motdotla/dotenv-expand
+dotenvFiles.forEach(dotenvFile => {
+  if (fs.existsSync(dotenvFile)) {
+    require('dotenv-expand')(
+      require('dotenv').config({
+        path: dotenvFile,
+      })
+    );
+  }
+});
+
+// We support resolving modules according to `NODE_PATH`.
+// This lets you use absolute paths in imports inside large monorepos:
+// https://github.com/facebook/create-react-app/issues/253.
+// It works similar to `NODE_PATH` in Node itself:
+// https://nodejs.org/api/modules.html#modules_loading_from_the_global_folders
+// Note that unlike in Node, only *relative* paths from `NODE_PATH` are honored.
+// Otherwise, we risk importing Node.js core modules into an app instead of webpack shims.
+// https://github.com/facebook/create-react-app/issues/1023#issuecomment-265344421
+// We also resolve them to make sure all tools using them work consistently.
+const appDirectory = fs.realpathSync(process.cwd());
+process.env.NODE_PATH = (process.env.NODE_PATH || '')
+  .split(path.delimiter)
+  .filter(folder => folder && !path.isAbsolute(folder))
+  .map(folder => path.resolve(appDirectory, folder))
+  .join(path.delimiter);
+
+// Grab NODE_ENV and REACT_APP_* environment variables and prepare them to be
+// injected into the application via DefinePlugin in webpack configuration.
+const REACT_APP = /^REACT_APP_/i;
+
+function getClientEnvironment(publicUrl) {
+  const raw = Object.keys(process.env)
+    .filter(key => REACT_APP.test(key))
+    .reduce(
+      (env, key) => {
+        env[key] = process.env[key];
+        return env;
+      },
+      {
+        // Useful for determining whether we’re running in production mode.
+        // Most importantly, it switches React into the correct mode.
+        NODE_ENV: process.env.NODE_ENV || 'development',
+        // Useful for resolving the correct path to static assets in `public`.
+        // For example, <img src={process.env.PUBLIC_URL + '/img/logo.png'} />.
+        // This should only be used as an escape hatch. Normally you would put
+        // images into the `src` and `import` them in code to get their paths.
+        PUBLIC_URL: publicUrl,
+        // We support configuring the sockjs pathname during development.
+        // These settings let a developer run multiple simultaneous projects.
+        // They are used as the connection `hostname`, `pathname` and `port`
+        // in webpackHotDevClient. They are used as the `sockHost`, `sockPath`
+        // and `sockPort` options in webpack-dev-server.
+        WDS_SOCKET_HOST: process.env.WDS_SOCKET_HOST,
+        WDS_SOCKET_PATH: process.env.WDS_SOCKET_PATH,
+        WDS_SOCKET_PORT: process.env.WDS_SOCKET_PORT,
+        // Whether or not react-refresh is enabled.
+        // It is defined here so it is available in the webpackHotDevClient.
+        FAST_REFRESH: process.env.FAST_REFRESH !== 'false',
+      }
+    );
+  // Stringify all values so we can feed into webpack DefinePlugin
+  const stringified = {
+    'process.env': Object.keys(raw).reduce((env, key) => {
+      env[key] = JSON.stringify(raw[key]);
+      return env;
+    }, {}),
+  };
+
+  return { raw, stringified };
+}
+
+module.exports = getClientEnvironment;

config/getHttpsConfig.js

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+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const crypto = require('crypto');
+const chalk = require('react-dev-utils/chalk');
+const paths = require('./paths');
+
+// Ensure the certificate and key provided are valid and if not
+// throw an easy to debug error
+function validateKeyAndCerts({ cert, key, keyFile, crtFile }) {
+  let encrypted;
+  try {
+    // publicEncrypt will throw an error with an invalid cert
+    encrypted = crypto.publicEncrypt(cert, Buffer.from('test'));
+  } catch (err) {
+    throw new Error(
+      `The certificate "${chalk.yellow(crtFile)}" is invalid.\n${err.message}`
+    );
+  }
+
+  try {
+    // privateDecrypt will throw an error with an invalid key
+    crypto.privateDecrypt(key, encrypted);
+  } catch (err) {
+    throw new Error(
+      `The certificate key "${chalk.yellow(keyFile)}" is invalid.\n${
+        err.message
+      }`
+    );
+  }
+}
+
+// Read file and throw an error if it doesn't exist
+function readEnvFile(file, type) {
+  if (!fs.existsSync(file)) {
+    throw new Error(
+      `You specified ${chalk.cyan(
+        type
+      )} in your env, but the file "${chalk.yellow(file)}" can't be found.`
+    );
+  }
+  return fs.readFileSync(file);
+}
+
+// Get the https config
+// Return cert files if provided in env, otherwise just true or false
+function getHttpsConfig() {
+  const { SSL_CRT_FILE, SSL_KEY_FILE, HTTPS } = process.env;
+  const isHttps = HTTPS === 'true';
+
+  if (isHttps && SSL_CRT_FILE && SSL_KEY_FILE) {
+    const crtFile = path.resolve(paths.appPath, SSL_CRT_FILE);
+    const keyFile = path.resolve(paths.appPath, SSL_KEY_FILE);
+    const config = {
+      cert: readEnvFile(crtFile, 'SSL_CRT_FILE'),
+      key: readEnvFile(keyFile, 'SSL_KEY_FILE'),
+    };
+
+    validateKeyAndCerts({ ...config, keyFile, crtFile });
+    return config;
+  }
+  return isHttps;
+}
+
+module.exports = getHttpsConfig;

config/jest/babelTransform.js

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+'use strict';
+
+const babelJest = require('babel-jest').default;
+
+const hasJsxRuntime = (() => {
+  if (process.env.DISABLE_NEW_JSX_TRANSFORM === 'true') {
+    return false;
+  }
+
+  try {
+    require.resolve('react/jsx-runtime');
+    return true;
+  } catch (e) {
+    return false;
+  }
+})();
+
+module.exports = babelJest.createTransformer({
+  presets: [
+    [
+      require.resolve('babel-preset-react-app'),
+      {
+        runtime: hasJsxRuntime ? 'automatic' : 'classic',
+      },
+    ],
+  ],
+  babelrc: false,
+  configFile: false,
+});

config/jest/cssTransform.js

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+'use strict';
+
+// This is a custom Jest transformer turning style imports into empty objects.
+// http://facebook.github.io/jest/docs/en/webpack.html
+
+module.exports = {
+  process() {
+    return 'module.exports = {};';
+  },
+  getCacheKey() {
+    // The output is always the same.
+    return 'cssTransform';
+  },
+};

config/jest/fileTransform.js

@@ -0,0 +1,40 @@
+'use strict';
+
+const path = require('path');
+const camelcase = require('camelcase');
+
+// This is a custom Jest transformer turning file imports into filenames.
+// http://facebook.github.io/jest/docs/en/webpack.html
+
+module.exports = {
+  process(src, filename) {
+    const assetFilename = JSON.stringify(path.basename(filename));
+
+    if (filename.match(/\.svg$/)) {
+      // Based on how SVGR generates a component name:
+      // https://github.com/smooth-code/svgr/blob/01b194cf967347d43d4cbe6b434404731b87cf27/packages/core/src/state.js#L6
+      const pascalCaseFilename = camelcase(path.parse(filename).name, {
+        pascalCase: true,
+      });
+      const componentName = `Svg${pascalCaseFilename}`;
+      return `const React = require('react');
+      module.exports = {
+        __esModule: true,
+        default: ${assetFilename},
+        ReactComponent: React.forwardRef(function ${componentName}(props, ref) {
+          return {
+            $$typeof: Symbol.for('react.element'),
+            type: 'svg',
+            ref: ref,
+            key: null,
+            props: Object.assign({}, props, {
+              children: ${assetFilename}
+            })
+          };
+        }),
+      };`;
+    }
+
+    return `module.exports = ${assetFilename};`;
+  },
+};

config/modules.js

@@ -0,0 +1,134 @@
+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const paths = require('./paths');
+const chalk = require('react-dev-utils/chalk');
+const resolve = require('resolve');
+
+/**
+ * Get additional module paths based on the baseUrl of a compilerOptions object.
+ *
+ * @param {Object} options
+ */
+function getAdditionalModulePaths(options = {}) {
+  const baseUrl = options.baseUrl;
+
+  if (!baseUrl) {
+    return '';
+  }
+
+  const baseUrlResolved = path.resolve(paths.appPath, baseUrl);
+
+  // We don't need to do anything if `baseUrl` is set to `node_modules`. This is
+  // the default behavior.
+  if (path.relative(paths.appNodeModules, baseUrlResolved) === '') {
+    return null;
+  }
+
+  // Allow the user set the `baseUrl` to `appSrc`.
+  if (path.relative(paths.appSrc, baseUrlResolved) === '') {
+    return [paths.appSrc];
+  }
+
+  // If the path is equal to the root directory we ignore it here.
+  // We don't want to allow importing from the root directly as source files are
+  // not transpiled outside of `src`. We do allow importing them with the
+  // absolute path (e.g. `src/Components/Button.js`) but we set that up with
+  // an alias.
+  if (path.relative(paths.appPath, baseUrlResolved) === '') {
+    return null;
+  }
+
+  // Otherwise, throw an error.
+  throw new Error(
+    chalk.red.bold(
+      "Your project's `baseUrl` can only be set to `src` or `node_modules`." +
+        ' Create React App does not support other values at this time.'
+    )
+  );
+}
+
+/**
+ * Get webpack aliases based on the baseUrl of a compilerOptions object.
+ *
+ * @param {*} options
+ */
+function getWebpackAliases(options = {}) {
+  const baseUrl = options.baseUrl;
+
+  if (!baseUrl) {
+    return {};
+  }
+
+  const baseUrlResolved = path.resolve(paths.appPath, baseUrl);
+
+  if (path.relative(paths.appPath, baseUrlResolved) === '') {
+    return {
+      src: paths.appSrc,
+    };
+  }
+}
+
+/**
+ * Get jest aliases based on the baseUrl of a compilerOptions object.
+ *
+ * @param {*} options
+ */
+function getJestAliases(options = {}) {
+  const baseUrl = options.baseUrl;
+
+  if (!baseUrl) {
+    return {};
+  }
+
+  const baseUrlResolved = path.resolve(paths.appPath, baseUrl);
+
+  if (path.relative(paths.appPath, baseUrlResolved) === '') {
+    return {
+      '^src/(.*)$': '<rootDir>/src/$1',
+    };
+  }
+}
+
+function getModules() {
+  // Check if TypeScript is setup
+  const hasTsConfig = fs.existsSync(paths.appTsConfig);
+  const hasJsConfig = fs.existsSync(paths.appJsConfig);
+
+  if (hasTsConfig && hasJsConfig) {
+    throw new Error(
+      'You have both a tsconfig.json and a jsconfig.json. If you are using TypeScript please remove your jsconfig.json file.'
+    );
+  }
+
+  let config;
+
+  // If there's a tsconfig.json we assume it's a
+  // TypeScript project and set up the config
+  // based on tsconfig.json
+  if (hasTsConfig) {
+    const ts = require(resolve.sync('typescript', {
+      basedir: paths.appNodeModules,
+    }));
+    config = ts.readConfigFile(paths.appTsConfig, ts.sys.readFile).config;
+    // Otherwise we'll check if there is jsconfig.json
+    // for non TS projects.
+  } else if (hasJsConfig) {
+    config = require(paths.appJsConfig);
+  }
+
+  config = config || {};
+  const options = config.compilerOptions || {};
+
+  const additionalModulePaths = getAdditionalModulePaths(options);
+
+  return {
+    additionalModulePaths: additionalModulePaths,
+    webpackAliases: getWebpackAliases(options),
+    jestAliases: getJestAliases(options),
+    hasTsConfig,
+  };
+}
+
+module.exports = getModules();

config/paths.js

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+'use strict';
+
+const path = require('path');
+const fs = require('fs');
+const getPublicUrlOrPath = require('react-dev-utils/getPublicUrlOrPath');
+
+// Make sure any symlinks in the project folder are resolved:
+// https://github.com/facebook/create-react-app/issues/637
+const appDirectory = fs.realpathSync(process.cwd());
+const resolveApp = relativePath => path.resolve(appDirectory, relativePath);
+
+// We use `PUBLIC_URL` environment variable or "homepage" field to infer
+// "public path" at which the app is served.
+// webpack needs to know it to put the right <script> hrefs into HTML even in
+// single-page apps that may serve index.html for nested URLs like /todos/42.
+// We can't use a relative path in HTML because we don't want to load something
+// like /todos/42/static/js/bundle.7289d.js. We have to know the root.
+const publicUrlOrPath = getPublicUrlOrPath(
+  process.env.NODE_ENV === 'development',
+  require(resolveApp('package.json')).homepage,
+  process.env.PUBLIC_URL
+);
+
+const buildPath = process.env.BUILD_PATH || 'build';
+
+const moduleFileExtensions = [
+  'web.mjs',
+  'mjs',
+  'web.js',
+  'js',
+  'web.ts',
+  'ts',
+  'web.tsx',
+  'tsx',
+  'json',
+  'web.jsx',
+  'jsx',
+];
+
+// Resolve file paths in the same order as webpack
+const resolveModule = (resolveFn, filePath) => {
+  const extension = moduleFileExtensions.find(extension =>
+    fs.existsSync(resolveFn(`${filePath}.${extension}`))
+  );
+
+  if (extension) {
+    return resolveFn(`${filePath}.${extension}`);
+  }
+
+  return resolveFn(`${filePath}.js`);
+};
+
+// config after eject: we're in ./config/
+module.exports = {
+  dotenv: resolveApp('.env'),
+  appPath: resolveApp('.'),
+  appBuild: resolveApp(buildPath),
+  appPublic: resolveApp('public'),
+  appHtml: resolveApp('public/index.html'),
+  appIndexJs: resolveModule(resolveApp, 'src/index'),
+  appPackageJson: resolveApp('package.json'),
+  appSrc: resolveApp('src'),
+  appTsConfig: resolveApp('tsconfig.json'),
+  appJsConfig: resolveApp('jsconfig.json'),
+  yarnLockFile: resolveApp('yarn.lock'),
+  testsSetup: resolveModule(resolveApp, 'src/setupTests'),
+  proxySetup: resolveApp('src/setupProxy.js'),
+  appNodeModules: resolveApp('node_modules'),
+  appWebpackCache: resolveApp('node_modules/.cache'),
+  appTsBuildInfoFile: resolveApp('node_modules/.cache/tsconfig.tsbuildinfo'),
+  swSrc: resolveModule(resolveApp, 'src/service-worker'),
+  publicUrlOrPath,
+};
+
+
+
+module.exports.moduleFileExtensions = moduleFileExtensions;

config/webpack.config.js

@@ -0,0 +1,755 @@
+'use strict';
+
+const fs = require('fs');
+const path = require('path');
+const webpack = require('webpack');
+const resolve = require('resolve');
+const HtmlWebpackPlugin = require('html-webpack-plugin');
+const CaseSensitivePathsPlugin = require('case-sensitive-paths-webpack-plugin');
+const InlineChunkHtmlPlugin = require('react-dev-utils/InlineChunkHtmlPlugin');
+const TerserPlugin = require('terser-webpack-plugin');
+const MiniCssExtractPlugin = require('mini-css-extract-plugin');
+const CssMinimizerPlugin = require('css-minimizer-webpack-plugin');
+const { WebpackManifestPlugin } = require('webpack-manifest-plugin');
+const InterpolateHtmlPlugin = require('react-dev-utils/InterpolateHtmlPlugin');
+const WorkboxWebpackPlugin = require('workbox-webpack-plugin');
+const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');
+const getCSSModuleLocalIdent = require('react-dev-utils/getCSSModuleLocalIdent');
+const ESLintPlugin = require('eslint-webpack-plugin');
+const paths = require('./paths');
+const modules = require('./modules');
+const getClientEnvironment = require('./env');
+const ModuleNotFoundPlugin = require('react-dev-utils/ModuleNotFoundPlugin');
+const ForkTsCheckerWebpackPlugin =
+  process.env.TSC_COMPILE_ON_ERROR === 'true'
+    ? require('react-dev-utils/ForkTsCheckerWarningWebpackPlugin')
+    : require('react-dev-utils/ForkTsCheckerWebpackPlugin');
+const ReactRefreshWebpackPlugin = require('@pmmmwh/react-refresh-webpack-plugin');
+
+const createEnvironmentHash = require('./webpack/persistentCache/createEnvironmentHash');
+
+// Source maps are resource heavy and can cause out of memory issue for large source files.
+const shouldUseSourceMap = process.env.GENERATE_SOURCEMAP !== 'false';
+
+const reactRefreshRuntimeEntry = require.resolve('react-refresh/runtime');
+const reactRefreshWebpackPluginRuntimeEntry = require.resolve(
+  '@pmmmwh/react-refresh-webpack-plugin'
+);
+const babelRuntimeEntry = require.resolve('babel-preset-react-app');
+const babelRuntimeEntryHelpers = require.resolve(
+  '@babel/runtime/helpers/esm/assertThisInitialized',
+  { paths: [babelRuntimeEntry] }
+);
+const babelRuntimeRegenerator = require.resolve('@babel/runtime/regenerator', {
+  paths: [babelRuntimeEntry],
+});
+
+// Some apps do not need the benefits of saving a web request, so not inlining the chunk
+// makes for a smoother build process.
+const shouldInlineRuntimeChunk = process.env.INLINE_RUNTIME_CHUNK !== 'false';
+
+const emitErrorsAsWarnings = process.env.ESLINT_NO_DEV_ERRORS === 'true';
+const disableESLintPlugin = true;
+
+const imageInlineSizeLimit = parseInt(
+  process.env.IMAGE_INLINE_SIZE_LIMIT || '10000'
+);
+
+// Check if TypeScript is setup
+const useTypeScript = fs.existsSync(paths.appTsConfig);
+
+// Check if Tailwind config exists
+const useTailwind = fs.existsSync(
+  path.join(paths.appPath, 'tailwind.config.js')
+);
+
+// Get the path to the uncompiled service worker (if it exists).
+const swSrc = paths.swSrc;
+
+// style files regexes
+const cssRegex = /\.css$/;
+const cssModuleRegex = /\.module\.css$/;
+const sassRegex = /\.(scss|sass)$/;
+const sassModuleRegex = /\.module\.(scss|sass)$/;
+
+const hasJsxRuntime = (() => {
+  if (process.env.DISABLE_NEW_JSX_TRANSFORM === 'true') {
+    return false;
+  }
+
+  try {
+    require.resolve('react/jsx-runtime');
+    return true;
+  } catch (e) {
+    return false;
+  }
+})();
+
+// This is the production and development configuration.
+// It is focused on developer experience, fast rebuilds, and a minimal bundle.
+module.exports = function (webpackEnv) {
+  const isEnvDevelopment = webpackEnv === 'development';
+  const isEnvProduction = webpackEnv === 'production';
+
+  // Variable used for enabling profiling in Production
+  // passed into alias object. Uses a flag if passed into the build command
+  const isEnvProductionProfile =
+    isEnvProduction && process.argv.includes('--profile');
+
+  // We will provide `paths.publicUrlOrPath` to our app
+  // as %PUBLIC_URL% in `index.html` and `process.env.PUBLIC_URL` in JavaScript.
+  // Omit trailing slash as %PUBLIC_URL%/xyz looks better than %PUBLIC_URL%xyz.
+  // Get environment variables to inject into our app.
+  const env = getClientEnvironment(paths.publicUrlOrPath.slice(0, -1));
+
+  const shouldUseReactRefresh = env.raw.FAST_REFRESH;
+
+  // common function to get style loaders
+  const getStyleLoaders = (cssOptions, preProcessor) => {
+    const loaders = [
+      isEnvDevelopment && require.resolve('style-loader'),
+      isEnvProduction && {
+        loader: MiniCssExtractPlugin.loader,
+        // css is located in `static/css`, use '../../' to locate index.html folder
+        // in production `paths.publicUrlOrPath` can be a relative path
+        options: paths.publicUrlOrPath.startsWith('.')
+          ? { publicPath: '../../' }
+          : {},
+      },
+      {
+        loader: require.resolve('css-loader'),
+        options: cssOptions,
+      },
+      {
+        // Options for PostCSS as we reference these options twice
+        // Adds vendor prefixing based on your specified browser support in
+        // package.json
+        loader: require.resolve('postcss-loader'),
+        options: {
+          postcssOptions: {
+            // Necessary for external CSS imports to work
+            // https://github.com/facebook/create-react-app/issues/2677
+            ident: 'postcss',
+            config: false,
+            plugins: !useTailwind
+              ? [
+                  'postcss-flexbugs-fixes',
+                  [
+                    'postcss-preset-env',
+                    {
+                      autoprefixer: {
+                        flexbox: 'no-2009',
+                      },
+                      stage: 3,
+                    },
+                  ],
+                  // Adds PostCSS Normalize as the reset css with default options,
+                  // so that it honors browserslist config in package.json
+                  // which in turn let's users customize the target behavior as per their needs.
+                  'postcss-normalize',
+                ]
+              : [
+                  'tailwindcss',
+                  'postcss-flexbugs-fixes',
+                  [
+                    'postcss-preset-env',
+                    {
+                      autoprefixer: {
+                        flexbox: 'no-2009',
+                      },
+                      stage: 3,
+                    },
+                  ],
+                ],
+          },
+          sourceMap: isEnvProduction ? shouldUseSourceMap : isEnvDevelopment,
+        },
+      },
+    ].filter(Boolean);
+    if (preProcessor) {
+      loaders.push(
+        {
+          loader: require.resolve('resolve-url-loader'),
+          options: {
+            sourceMap: isEnvProduction ? shouldUseSourceMap : isEnvDevelopment,
+            root: paths.appSrc,
+          },
+        },
+        {
+          loader: require.resolve(preProcessor),
+          options: {
+            sourceMap: true,
+          },
+        }
+      );
+    }
+    return loaders;
+  };
+
+  return {
+    target: ['browserslist'],
+    // Webpack noise constrained to errors and warnings
+    stats: 'errors-warnings',
+    mode: isEnvProduction ? 'production' : isEnvDevelopment && 'development',
+    // Stop compilation early in production
+    bail: isEnvProduction,
+    devtool: isEnvProduction
+      ? shouldUseSourceMap
+        ? 'source-map'
+        : false
+      : isEnvDevelopment && 'cheap-module-source-map',
+    // These are the "entry points" to our application.
+    // This means they will be the "root" imports that are included in JS bundle.
+    entry: paths.appIndexJs,
+    output: {
+      // The build folder.
+      path: paths.appBuild,
+      // Add /* filename */ comments to generated require()s in the output.
+      pathinfo: isEnvDevelopment,
+      // There will be one main bundle, and one file per asynchronous chunk.
+      // In development, it does not produce real files.
+      filename: isEnvProduction
+        ? 'static/js/[name].[contenthash:8].js'
+        : isEnvDevelopment && 'static/js/bundle.js',
+      // There are also additional JS chunk files if you use code splitting.
+      chunkFilename: isEnvProduction
+        ? 'static/js/[name].[contenthash:8].chunk.js'
+        : isEnvDevelopment && 'static/js/[name].chunk.js',
+      assetModuleFilename: 'static/media/[name].[hash][ext]',
+      // webpack uses `publicPath` to determine where the app is being served from.
+      // It requires a trailing slash, or the file assets will get an incorrect path.
+      // We inferred the "public path" (such as / or /my-project) from homepage.
+      publicPath: paths.publicUrlOrPath,
+      // Point sourcemap entries to original disk location (format as URL on Windows)
+      devtoolModuleFilenameTemplate: isEnvProduction
+        ? info =>
+            path
+              .relative(paths.appSrc, info.absoluteResourcePath)
+              .replace(/\\/g, '/')
+        : isEnvDevelopment &&
+          (info => path.resolve(info.absoluteResourcePath).replace(/\\/g, '/')),
+    },
+    cache: {
+      type: 'filesystem',
+      version: createEnvironmentHash(env.raw),
+      cacheDirectory: paths.appWebpackCache,
+      store: 'pack',
+      buildDependencies: {
+        defaultWebpack: ['webpack/lib/'],
+        config: [__filename],
+        tsconfig: [paths.appTsConfig, paths.appJsConfig].filter(f =>
+          fs.existsSync(f)
+        ),
+      },
+    },
+    infrastructureLogging: {
+      level: 'none',
+    },
+    optimization: {
+      minimize: isEnvProduction,
+      minimizer: [
+        // This is only used in production mode
+        new TerserPlugin({
+          terserOptions: {
+            parse: {
+              // We want terser to parse ecma 8 code. However, we don't want it
+              // to apply any minification steps that turns valid ecma 5 code
+              // into invalid ecma 5 code. This is why the 'compress' and 'output'
+              // sections only apply transformations that are ecma 5 safe
+              // https://github.com/facebook/create-react-app/pull/4234
+              ecma: 8,
+            },
+            compress: {
+              ecma: 5,
+              warnings: false,
+              // Disabled because of an issue with Uglify breaking seemingly valid code:
+              // https://github.com/facebook/create-react-app/issues/2376
+              // Pending further investigation:
+              // https://github.com/mishoo/UglifyJS2/issues/2011
+              comparisons: false,
+              // Disabled because of an issue with Terser breaking valid code:
+              // https://github.com/facebook/create-react-app/issues/5250
+              // Pending further investigation:
+              // https://github.com/terser-js/terser/issues/120
+              inline: 2,
+            },
+            mangle: {
+              safari10: true,
+            },
+            // Added for profiling in devtools
+            keep_classnames: isEnvProductionProfile,
+            keep_fnames: isEnvProductionProfile,
+            output: {
+              ecma: 5,
+              comments: false,
+              // Turned on because emoji and regex is not minified properly using default
+              // https://github.com/facebook/create-react-app/issues/2488
+              ascii_only: true,
+            },
+          },
+        }),
+        // This is only used in production mode
+        new CssMinimizerPlugin(),
+      ],
+    },
+    resolve: {
+      // This allows you to set a fallback for where webpack should look for modules.
+      // We placed these paths second because we want `node_modules` to "win"
+      // if there are any conflicts. This matches Node resolution mechanism.
+      // https://github.com/facebook/create-react-app/issues/253
+      modules: ['node_modules', paths.appNodeModules].concat(
+        modules.additionalModulePaths || []
+      ),
+      // These are the reasonable defaults supported by the Node ecosystem.
+      // We also include JSX as a common component filename extension to support
+      // some tools, although we do not recommend using it, see:
+      // https://github.com/facebook/create-react-app/issues/290
+      // `web` extension prefixes have been added for better support
+      // for React Native Web.
+      extensions: paths.moduleFileExtensions
+        .map(ext => `.${ext}`)
+        .filter(ext => useTypeScript || !ext.includes('ts')),
+      alias: {
+        // Support React Native Web
+        // https://www.smashingmagazine.com/2016/08/a-glimpse-into-the-future-with-react-native-for-web/
+        'react-native': 'react-native-web',
+        // Allows for better profiling with ReactDevTools
+        ...(isEnvProductionProfile && {
+          'react-dom$': 'react-dom/profiling',
+          'scheduler/tracing': 'scheduler/tracing-profiling',
+        }),
+        ...(modules.webpackAliases || {}),
+      },
+      plugins: [
+        // Prevents users from importing files from outside of src/ (or node_modules/).
+        // This often causes confusion because we only process files within src/ with babel.
+        // To fix this, we prevent you from importing files out of src/ -- if you'd like to,
+        // please link the files into your node_modules/ and let module-resolution kick in.
+        // Make sure your source files are compiled, as they will not be processed in any way.
+        new ModuleScopePlugin(paths.appSrc, [
+          paths.appPackageJson,
+          reactRefreshRuntimeEntry,
+          reactRefreshWebpackPluginRuntimeEntry,
+          babelRuntimeEntry,
+          babelRuntimeEntryHelpers,
+          babelRuntimeRegenerator,
+        ]),
+      ],
+    },
+    module: {
+      strictExportPresence: true,
+      rules: [
+        // Handle node_modules packages that contain sourcemaps
+        shouldUseSourceMap && {
+          enforce: 'pre',
+          exclude: /@babel(?:\/|\\{1,2})runtime/,
+          test: /\.(js|mjs|jsx|ts|tsx|css)$/,
+          loader: require.resolve('source-map-loader'),
+        },
+        {
+          // "oneOf" will traverse all following loaders until one will
+          // match the requirements. When no loader matches it will fall
+          // back to the "file" loader at the end of the loader list.
+          oneOf: [
+            // TODO: Merge this config once `image/avif` is in the mime-db
+            // https://github.com/jshttp/mime-db
+            {
+              test: [/\.avif$/],
+              type: 'asset',
+              mimetype: 'image/avif',
+              parser: {
+                dataUrlCondition: {
+                  maxSize: imageInlineSizeLimit,
+                },
+              },
+            },
+            // "url" loader works like "file" loader except that it embeds assets
+            // smaller than specified limit in bytes as data URLs to avoid requests.
+            // A missing `test` is equivalent to a match.
+            {
+              test: [/\.bmp$/, /\.gif$/, /\.jpe?g$/, /\.png$/],
+              type: 'asset',
+              parser: {
+                dataUrlCondition: {
+                  maxSize: imageInlineSizeLimit,
+                },
+              },
+            },
+            {
+              test: /\.svg$/,
+              use: [
+                {
+                  loader: require.resolve('@svgr/webpack'),
+                  options: {
+                    prettier: false,
+                    svgo: false,
+                    svgoConfig: {
+                      plugins: [{ removeViewBox: false }],
+                    },
+                    titleProp: true,
+                    ref: true,
+                  },
+                },
+                {
+                  loader: require.resolve('file-loader'),
+                  options: {
+                    name: 'static/media/[name].[hash].[ext]',
+                  },
+                },
+              ],
+              issuer: {
+                and: [/\.(ts|tsx|js|jsx|md|mdx)$/],
+              },
+            },
+            // Process application JS with Babel.
+            // The preset includes JSX, Flow, TypeScript, and some ESnext features.
+            {
+              test: /\.(js|mjs|jsx|ts|tsx)$/,
+              include: paths.appSrc,
+              loader: require.resolve('babel-loader'),
+              options: {
+                customize: require.resolve(
+                  'babel-preset-react-app/webpack-overrides'
+                ),
+                presets: [
+                  [
+                    require.resolve('babel-preset-react-app'),
+                    {
+                      runtime: hasJsxRuntime ? 'automatic' : 'classic',
+                    },
+                  ],
+                ],
+                
+                plugins: [
+                  isEnvDevelopment &&
+                    shouldUseReactRefresh &&
+                    require.resolve('react-refresh/babel'),
+                ].filter(Boolean),
+                // This is a feature of `babel-loader` for webpack (not Babel itself).
+                // It enables caching results in ./node_modules/.cache/babel-loader/
+                // directory for faster rebuilds.
+                cacheDirectory: true,
+                // See #6846 for context on why cacheCompression is disabled
+                cacheCompression: false,
+                compact: isEnvProduction,
+              },
+            },
+            // Process any JS outside of the app with Babel.
+            // Unlike the application JS, we only compile the standard ES features.
+            {
+              test: /\.(js|mjs)$/,
+              exclude: /@babel(?:\/|\\{1,2})runtime/,
+              loader: require.resolve('babel-loader'),
+              options: {
+                babelrc: false,
+                configFile: false,
+                compact: false,
+                presets: [
+                  [
+                    require.resolve('babel-preset-react-app/dependencies'),
+                    { helpers: true },
+                  ],
+                ],
+                cacheDirectory: true,
+                // See #6846 for context on why cacheCompression is disabled
+                cacheCompression: false,
+                
+                // Babel sourcemaps are needed for debugging into node_modules
+                // code.  Without the options below, debuggers like VSCode
+                // show incorrect code and set breakpoints on the wrong lines.
+                sourceMaps: shouldUseSourceMap,
+                inputSourceMap: shouldUseSourceMap,
+              },
+            },
+            // "postcss" loader applies autoprefixer to our CSS.
+            // "css" loader resolves paths in CSS and adds assets as dependencies.
+            // "style" loader turns CSS into JS modules that inject <style> tags.
+            // In production, we use MiniCSSExtractPlugin to extract that CSS
+            // to a file, but in development "style" loader enables hot editing
+            // of CSS.
+            // By default we support CSS Modules with the extension .module.css
+            {
+              test: cssRegex,
+              exclude: cssModuleRegex,
+              use: getStyleLoaders({
+                importLoaders: 1,
+                sourceMap: isEnvProduction
+                  ? shouldUseSourceMap
+                  : isEnvDevelopment,
+                modules: {
+                  mode: 'icss',
+                },
+              }),
+              // Don't consider CSS imports dead code even if the
+              // containing package claims to have no side effects.
+              // Remove this when webpack adds a warning or an error for this.
+              // See https://github.com/webpack/webpack/issues/6571
+              sideEffects: true,
+            },
+            // Adds support for CSS Modules (https://github.com/css-modules/css-modules)
+            // using the extension .module.css
+            {
+              test: cssModuleRegex,
+              use: getStyleLoaders({
+                importLoaders: 1,
+                sourceMap: isEnvProduction
+                  ? shouldUseSourceMap
+                  : isEnvDevelopment,
+                modules: {
+                  mode: 'local',
+                  getLocalIdent: getCSSModuleLocalIdent,
+                },
+              }),
+            },
+            // Opt-in support for SASS (using .scss or .sass extensions).
+            // By default we support SASS Modules with the
+            // extensions .module.scss or .module.sass
+            {
+              test: sassRegex,
+              exclude: sassModuleRegex,
+              use: getStyleLoaders(
+                {
+                  importLoaders: 3,
+                  sourceMap: isEnvProduction
+                    ? shouldUseSourceMap
+                    : isEnvDevelopment,
+                  modules: {
+                    mode: 'icss',
+                  },
+                },
+                'sass-loader'
+              ),
+              // Don't consider CSS imports dead code even if the
+              // containing package claims to have no side effects.
+              // Remove this when webpack adds a warning or an error for this.
+              // See https://github.com/webpack/webpack/issues/6571
+              sideEffects: true,
+            },
+            // Adds support for CSS Modules, but using SASS
+            // using the extension .module.scss or .module.sass
+            {
+              test: sassModuleRegex,
+              use: getStyleLoaders(
+                {
+                  importLoaders: 3,
+                  sourceMap: isEnvProduction
+                    ? shouldUseSourceMap
+                    : isEnvDevelopment,
+                  modules: {
+                    mode: 'local',
+                    getLocalIdent: getCSSModuleLocalIdent,
+                  },
+                },
+                'sass-loader'
+              ),
+            },
+            // "file" loader makes sure those assets get served by WebpackDevServer.
+            // When you `import` an asset, you get its (virtual) filename.
+            // In production, they would get copied to the `build` folder.
+            // This loader doesn't use a "test" so it will catch all modules
+            // that fall through the other loaders.
+            {
+              // Exclude `js` files to keep "css" loader working as it injects
+              // its runtime that would otherwise be processed through "file" loader.
+              // Also exclude `html` and `json` extensions so they get processed
+              // by webpacks internal loaders.
+              exclude: [/^$/, /\.(js|mjs|jsx|ts|tsx)$/, /\.html$/, /\.json$/],
+              type: 'asset/resource',
+            },
+            // ** STOP ** Are you adding a new loader?
+            // Make sure to add the new loader(s) before the "file" loader.
+          ],
+        },
+      ].filter(Boolean),
+    },
+    plugins: [
+      // Generates an `index.html` file with the <script> injected.
+      new HtmlWebpackPlugin(
+        Object.assign(
+          {},
+          {
+            inject: true,
+            template: paths.appHtml,
+          },
+          isEnvProduction
+            ? {
+                minify: {
+                  removeComments: true,
+                  collapseWhitespace: true,
+                  removeRedundantAttributes: true,
+                  useShortDoctype: true,
+                  removeEmptyAttributes: true,
+                  removeStyleLinkTypeAttributes: true,
+                  keepClosingSlash: true,
+                  minifyJS: true,
+                  minifyCSS: true,
+                  minifyURLs: true,
+                },
+              }
+            : undefined
+        )
+      ),
+      // Inlines the webpack runtime script. This script is too small to warrant
+      // a network request.
+      // https://github.com/facebook/create-react-app/issues/5358
+      isEnvProduction &&
+        shouldInlineRuntimeChunk &&
+        new InlineChunkHtmlPlugin(HtmlWebpackPlugin, [/runtime-.+[.]js/]),
+      // Makes some environment variables available in index.html.
+      // The public URL is available as %PUBLIC_URL% in index.html, e.g.:
+      // <link rel="icon" href="%PUBLIC_URL%/favicon.ico">
+      // It will be an empty string unless you specify "homepage"
+      // in `package.json`, in which case it will be the pathname of that URL.
+      new InterpolateHtmlPlugin(HtmlWebpackPlugin, env.raw),
+      // This gives some necessary context to module not found errors, such as
+      // the requesting resource.
+      new ModuleNotFoundPlugin(paths.appPath),
+      // Makes some environment variables available to the JS code, for example:
+      // if (process.env.NODE_ENV === 'production') { ... }. See `./env.js`.
+      // It is absolutely essential that NODE_ENV is set to production
+      // during a production build.
+      // Otherwise React will be compiled in the very slow development mode.
+      new webpack.DefinePlugin(env.stringified),
+      // Experimental hot reloading for React .
+      // https://github.com/facebook/react/tree/main/packages/react-refresh
+      isEnvDevelopment &&
+        shouldUseReactRefresh &&
+        new ReactRefreshWebpackPlugin({
+          overlay: false,
+        }),
+      // Watcher doesn't work well if you mistype casing in a path so we use
+      // a plugin that prints an error when you attempt to do this.
+      // See https://github.com/facebook/create-react-app/issues/240
+      isEnvDevelopment && new CaseSensitivePathsPlugin(),
+      isEnvProduction &&
+        new MiniCssExtractPlugin({
+          // Options similar to the same options in webpackOptions.output
+          // both options are optional
+          filename: 'static/css/[name].[contenthash:8].css',
+          chunkFilename: 'static/css/[name].[contenthash:8].chunk.css',
+        }),
+      // Generate an asset manifest file with the following content:
+      // - "files" key: Mapping of all asset filenames to their corresponding
+      //   output file so that tools can pick it up without having to parse
+      //   `index.html`
+      // - "entrypoints" key: Array of files which are included in `index.html`,
+      //   can be used to reconstruct the HTML if necessary
+      new WebpackManifestPlugin({
+        fileName: 'asset-manifest.json',
+        publicPath: paths.publicUrlOrPath,
+        generate: (seed, files, entrypoints) => {
+          const manifestFiles = files.reduce((manifest, file) => {
+            manifest[file.name] = file.path;
+            return manifest;
+          }, seed);
+          const entrypointFiles = entrypoints.main.filter(
+            fileName => !fileName.endsWith('.map')
+          );
+
+          return {
+            files: manifestFiles,
+            entrypoints: entrypointFiles,
+          };
+        },
+      }),
+      // Moment.js is an extremely popular library that bundles large locale files
+      // by default due to how webpack interprets its code. This is a practical
+      // solution that requires the user to opt into importing specific locales.
+      // https://github.com/jmblog/how-to-optimize-momentjs-with-webpack
+      // You can remove this if you don't use Moment.js:
+      new webpack.IgnorePlugin({
+        resourceRegExp: /^\.\/locale$/,
+        contextRegExp: /moment$/,
+      }),
+      // Generate a service worker script that will precache, and keep up to date,
+      // the HTML & assets that are part of the webpack build.
+      isEnvProduction &&
+        fs.existsSync(swSrc) &&
+        new WorkboxWebpackPlugin.InjectManifest({
+          swSrc,
+          dontCacheBustURLsMatching: /\.[0-9a-f]{8}\./,
+          exclude: [/\.map$/, /asset-manifest\.json$/, /LICENSE/],
+          // Bump up the default maximum size (2mb) that's precached,
+          // to make lazy-loading failure scenarios less likely.
+          // See https://github.com/cra-template/pwa/issues/13#issuecomment-722667270
+          maximumFileSizeToCacheInBytes: 5 * 1024 * 1024,
+        }),
+      // TypeScript type checking
+      useTypeScript &&
+        new ForkTsCheckerWebpackPlugin({
+          async: isEnvDevelopment,
+          typescript: {
+            typescriptPath: resolve.sync('typescript', {
+              basedir: paths.appNodeModules,
+            }),
+            configOverwrite: {
+              compilerOptions: {
+                sourceMap: isEnvProduction
+                  ? shouldUseSourceMap
+                  : isEnvDevelopment,
+                skipLibCheck: true,
+                inlineSourceMap: false,
+                declarationMap: false,
+                noEmit: true,
+                incremental: true,
+                tsBuildInfoFile: paths.appTsBuildInfoFile,
+              },
+            },
+            context: paths.appPath,
+            diagnosticOptions: {
+              syntactic: true,
+            },
+            mode: 'write-references',
+            // profile: true,
+          },
+          issue: {
+            // This one is specifically to match during CI tests,
+            // as micromatch doesn't match
+            // '../cra-template-typescript/template/src/App.tsx'
+            // otherwise.
+            include: [
+              { file: '../**/src/**/*.{ts,tsx}' },
+              { file: '**/src/**/*.{ts,tsx}' },
+            ],
+            exclude: [
+              { file: '**/src/**/__tests__/**' },
+              { file: '**/src/**/?(*.){spec|test}.*' },
+              { file: '**/src/setupProxy.*' },
+              { file: '**/src/setupTests.*' },
+            ],
+          },
+          logger: {
+            infrastructure: 'silent',
+          },
+        }),
+      !disableESLintPlugin &&
+        new ESLintPlugin({
+          // Plugin options
+          extensions: ['js', 'mjs', 'jsx', 'ts', 'tsx'],
+          formatter: require.resolve('react-dev-utils/eslintFormatter'),
+          eslintPath: require.resolve('eslint'),
+          failOnError: !(isEnvDevelopment && emitErrorsAsWarnings),
+          context: paths.appSrc,
+          cache: true,
+          cacheLocation: path.resolve(
+            paths.appNodeModules,
+            '.cache/.eslintcache'
+          ),
+          // ESLint class options
+          cwd: paths.appPath,
+          resolvePluginsRelativeTo: __dirname,
+          baseConfig: {
+            extends: [require.resolve('eslint-config-react-app/base')],
+            rules: {
+              ...(!hasJsxRuntime && {
+                'react/react-in-jsx-scope': 'error',
+              }),
+            },
+          },
+        }),
+    ].filter(Boolean),
+    // Turn off performance processing because we utilize
+    // our own hints via the FileSizeReporter
+    performance: false,
+  };
+};

config/webpack/persistentCache/createEnvironmentHash.js

@@ -0,0 +1,9 @@
+'use strict';
+const { createHash } = require('crypto');
+
+module.exports = env => {
+  const hash = createHash('md5');
+  hash.update(JSON.stringify(env));
+
+  return hash.digest('hex');
+};

config/webpackDevServer.config.js

@@ -0,0 +1,127 @@
+'use strict';
+
+const fs = require('fs');
+const evalSourceMapMiddleware = require('react-dev-utils/evalSourceMapMiddleware');
+const noopServiceWorkerMiddleware = require('react-dev-utils/noopServiceWorkerMiddleware');
+const ignoredFiles = require('react-dev-utils/ignoredFiles');
+const redirectServedPath = require('react-dev-utils/redirectServedPathMiddleware');
+const paths = require('./paths');
+const getHttpsConfig = require('./getHttpsConfig');
+
+const host = process.env.HOST || '0.0.0.0';
+const sockHost = process.env.WDS_SOCKET_HOST;
+const sockPath = process.env.WDS_SOCKET_PATH; // default: '/ws'
+const sockPort = process.env.WDS_SOCKET_PORT;
+
+module.exports = function (proxy, allowedHost) {
+  const disableFirewall =
+    !proxy || process.env.DANGEROUSLY_DISABLE_HOST_CHECK === 'true';
+  return {
+    // WebpackDevServer 2.4.3 introduced a security fix that prevents remote
+    // websites from potentially accessing local content through DNS rebinding:
+    // https://github.com/webpack/webpack-dev-server/issues/887
+    // https://medium.com/webpack/webpack-dev-server-middleware-security-issues-1489d950874a
+    // However, it made several existing use cases such as development in cloud
+    // environment or subdomains in development significantly more complicated:
+    // https://github.com/facebook/create-react-app/issues/2271
+    // https://github.com/facebook/create-react-app/issues/2233
+    // While we're investigating better solutions, for now we will take a
+    // compromise. Since our WDS configuration only serves files in the `public`
+    // folder we won't consider accessing them a vulnerability. However, if you
+    // use the `proxy` feature, it gets more dangerous because it can expose
+    // remote code execution vulnerabilities in backends like Django and Rails.
+    // So we will disable the host check normally, but enable it if you have
+    // specified the `proxy` setting. Finally, we let you override it if you
+    // really know what you're doing with a special environment variable.
+    // Note: ["localhost", ".localhost"] will support subdomains - but we might
+    // want to allow setting the allowedHosts manually for more complex setups
+    allowedHosts: disableFirewall ? 'all' : [allowedHost],
+    headers: {
+      'Access-Control-Allow-Origin': '*',
+      'Access-Control-Allow-Methods': '*',
+      'Access-Control-Allow-Headers': '*',
+    },
+    // Enable gzip compression of generated files.
+    compress: true,
+    static: {
+      // By default WebpackDevServer serves physical files from current directory
+      // in addition to all the virtual build products that it serves from memory.
+      // This is confusing because those files won’t automatically be available in
+      // production build folder unless we copy them. However, copying the whole
+      // project directory is dangerous because we may expose sensitive files.
+      // Instead, we establish a convention that only files in `public` directory
+      // get served. Our build script will copy `public` into the `build` folder.
+      // In `index.html`, you can get URL of `public` folder with %PUBLIC_URL%:
+      // <link rel="icon" href="%PUBLIC_URL%/favicon.ico">
+      // In JavaScript code, you can access it with `process.env.PUBLIC_URL`.
+      // Note that we only recommend to use `public` folder as an escape hatch
+      // for files like `favicon.ico`, `manifest.json`, and libraries that are
+      // for some reason broken when imported through webpack. If you just want to
+      // use an image, put it in `src` and `import` it from JavaScript instead.
+      directory: paths.appPublic,
+      publicPath: [paths.publicUrlOrPath],
+      // By default files from `contentBase` will not trigger a page reload.
+      watch: {
+        // Reportedly, this avoids CPU overload on some systems.
+        // https://github.com/facebook/create-react-app/issues/293
+        // src/node_modules is not ignored to support absolute imports
+        // https://github.com/facebook/create-react-app/issues/1065
+        ignored: ignoredFiles(paths.appSrc),
+      },
+    },
+    client: {
+      webSocketURL: {
+        // Enable custom sockjs pathname for websocket connection to hot reloading server.
+        // Enable custom sockjs hostname, pathname and port for websocket connection
+        // to hot reloading server.
+        hostname: sockHost,
+        pathname: sockPath,
+        port: sockPort,
+      },
+      overlay: {
+        errors: true,
+        warnings: false,
+      },
+    },
+    devMiddleware: {
+      // It is important to tell WebpackDevServer to use the same "publicPath" path as
+      // we specified in the webpack config. When homepage is '.', default to serving
+      // from the root.
+      // remove last slash so user can land on `/test` instead of `/test/`
+      publicPath: paths.publicUrlOrPath.slice(0, -1),
+    },
+
+    https: getHttpsConfig(),
+    host,
+    historyApiFallback: {
+      // Paths with dots should still use the history fallback.
+      // See https://github.com/facebook/create-react-app/issues/387.
+      disableDotRule: true,
+      index: paths.publicUrlOrPath,
+    },
+    // `proxy` is run between `before` and `after` `webpack-dev-server` hooks
+    proxy,
+    onBeforeSetupMiddleware(devServer) {
+      // Keep `evalSourceMapMiddleware`
+      // middlewares before `redirectServedPath` otherwise will not have any effect
+      // This lets us fetch source contents from webpack for the error overlay
+      devServer.app.use(evalSourceMapMiddleware(devServer));
+
+      if (fs.existsSync(paths.proxySetup)) {
+        // This registers user provided middleware for proxy reasons
+        require(paths.proxySetup)(devServer.app);
+      }
+    },
+    onAfterSetupMiddleware(devServer) {
+      // Redirect to `PUBLIC_URL` or `homepage` from `package.json` if url not match
+      devServer.app.use(redirectServedPath(paths.publicUrlOrPath));
+
+      // This service worker file is effectively a 'no-op' that will reset any
+      // previous service worker registered for the same host:port combination.
+      // We do this in development to avoid hitting the production cache if
+      // it used the same host and port.
+      // https://github.com/facebook/create-react-app/issues/2272#issuecomment-302832432
+      devServer.app.use(noopServiceWorkerMiddleware(paths.publicUrlOrPath));
+    },
+  };
+};

package.json

@@ -0,0 +1,146 @@
+{
+  "name": "botw-hundo-dupl",
+  "version": "0.1.0",
+  "private": true,
+  "dependencies": {
+    "@babel/core": "^7.16.0",
+    "@pmmmwh/react-refresh-webpack-plugin": "^0.5.3",
+    "@svgr/webpack": "^6.2.1",
+    "@testing-library/jest-dom": "^5.16.4",
+    "@testing-library/react": "^13.3.0",
+    "@testing-library/user-event": "^13.5.0",
+    "@types/jest": "^27.5.2",
+    "@types/node": "^16.11.41",
+    "@types/react": "^18.0.14",
+    "@types/react-dom": "^18.0.5",
+    "babel-jest": "^27.4.2",
+    "babel-loader": "^8.2.3",
+    "babel-plugin-named-asset-import": "^0.3.8",
+    "babel-preset-react-app": "^10.0.1",
+    "bfj": "^7.0.2",
+    "browserslist": "^4.18.1",
+    "camelcase": "^6.2.1",
+    "case-sensitive-paths-webpack-plugin": "^2.4.0",
+    "clsx": "^1.1.1",
+    "css-loader": "^6.5.1",
+    "css-minimizer-webpack-plugin": "^3.2.0",
+    "dotenv": "^10.0.0",
+    "dotenv-expand": "^5.1.0",
+    "eslint": "^8.3.0",
+    "eslint-config-react-app": "^7.0.1",
+    "eslint-webpack-plugin": "^3.1.1",
+    "file-loader": "^6.2.0",
+    "fs-extra": "^10.0.0",
+    "html-webpack-plugin": "^5.5.0",
+    "identity-obj-proxy": "^3.0.0",
+    "jest": "^27.4.3",
+    "jest-resolve": "^27.4.2",
+    "jest-watch-typeahead": "^1.0.0",
+    "mini-css-extract-plugin": "^2.4.5",
+    "postcss": "^8.4.4",
+    "postcss-flexbugs-fixes": "^5.0.2",
+    "postcss-loader": "^6.2.1",
+    "postcss-normalize": "^10.0.1",
+    "postcss-preset-env": "^7.0.1",
+    "prompts": "^2.4.2",
+    "react": "^18.2.0",
+    "react-app-polyfill": "^3.0.0",
+    "react-dev-utils": "^12.0.1",
+    "react-dom": "^18.2.0",
+    "react-refresh": "^0.11.0",
+    "resolve": "^1.20.0",
+    "resolve-url-loader": "^4.0.0",
+    "sass-loader": "^12.3.0",
+    "semver": "^7.3.5",
+    "source-map-loader": "^3.0.0",
+    "style-loader": "^3.3.1",
+    "tailwindcss": "^3.0.2",
+    "terser-webpack-plugin": "^5.2.5",
+    "typescript": "^4.7.4",
+    "web-vitals": "^2.1.4",
+    "webpack": "^5.64.4",
+    "webpack-dev-server": "^4.6.0",
+    "webpack-manifest-plugin": "^4.0.2",
+    "workbox-webpack-plugin": "^6.4.1"
+  },
+  "scripts": {
+    "start": "node scripts/start.js",
+    "build": "node scripts/build.js",
+    "test": "node scripts/test.js",
+    "lint": "eslint src --ext .ts,.tsx --max-warnings 0"
+  },
+  "eslintConfig": {
+    "extends": [
+      "react-app",
+      "react-app/jest"
+    ]
+  },
+  "browserslist": {
+    "production": [
+      ">0.2%",
+      "not dead",
+      "not op_mini all"
+    ],
+    "development": [
+      "last 1 chrome version",
+      "last 1 firefox version",
+      "last 1 safari version"
+    ]
+  },
+  "jest": {
+    "roots": [
+      "<rootDir>/src"
+    ],
+    "collectCoverageFrom": [
+      "src/**/*.{js,jsx,ts,tsx}",
+      "!src/**/*.d.ts"
+    ],
+    "setupFiles": [
+      "react-app-polyfill/jsdom"
+    ],
+    "setupFilesAfterEnv": [
+      "<rootDir>/src/setupTests.ts"
+    ],
+    "testMatch": [
+      "<rootDir>/src/**/__tests__/**/*.{js,jsx,ts,tsx}",
+      "<rootDir>/src/**/*.{spec,test}.{js,jsx,ts,tsx}"
+    ],
+    "testEnvironment": "jsdom",
+    "transform": {
+      "^.+\\.(js|jsx|mjs|cjs|ts|tsx)$": "<rootDir>/config/jest/babelTransform.js",
+      "^.+\\.css$": "<rootDir>/config/jest/cssTransform.js",
+      "^(?!.*\\.(js|jsx|mjs|cjs|ts|tsx|css|json)$)": "<rootDir>/config/jest/fileTransform.js"
+    },
+    "transformIgnorePatterns": [
+      "[/\\\\]node_modules[/\\\\].+\\.(js|jsx|mjs|cjs|ts|tsx)$",
+      "^.+\\.module\\.(css|sass|scss)$"
+    ],
+    "modulePaths": [],
+    "moduleNameMapper": {
+      "^react-native$": "react-native-web",
+      "^.+\\.module\\.(css|sass|scss)$": "identity-obj-proxy"
+    },
+    "moduleFileExtensions": [
+      "web.js",
+      "js",
+      "web.ts",
+      "ts",
+      "web.tsx",
+      "tsx",
+      "json",
+      "web.jsx",
+      "jsx",
+      "node"
+    ],
+    "watchPlugins": [
+      "jest-watch-typeahead/filename",
+      "jest-watch-typeahead/testname"
+    ],
+    "resetMocks": true
+  },
+  "babel": {
+    "presets": [
+      "react-app"
+    ]
+  }
+}

public/index.html

@@ -0,0 +1,43 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <link rel="icon" href="%PUBLIC_URL%/favicon.ico" />
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <meta name="theme-color" content="#000000" />
+    <meta
+      name="description"
+      content="Web site created using create-react-app"
+    />
+    <link rel="apple-touch-icon" href="%PUBLIC_URL%/logo192.png" />
+    <!--
+      manifest.json provides metadata used when your web app is installed on a
+      user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
+    -->
+    <link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
+    <!--
+      Notice the use of %PUBLIC_URL% in the tags above.
+      It will be replaced with the URL of the `public` folder during the build.
+      Only files inside the `public` folder can be referenced from the HTML.
+
+      Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
+      work correctly both with client-side routing and a non-root public URL.
+      Learn how to configure a non-root public URL by running `npm run build`.
+    -->
+    <title>React App</title>
+  </head>
+  <body>
+    <noscript>You need to enable JavaScript to run this app.</noscript>
+    <div id="root"></div>
+    <!--
+      This HTML file is a template.
+      If you open it directly in the browser, you will see an empty page.
+
+      You can add webfonts, meta tags, or analytics to this file.
+      The build step will place the bundled scripts into the <body> tag.
+
+      To begin the development, run `npm start` or `yarn start`.
+      To create a production bundle, use `npm run build` or `yarn build`.
+    -->
+  </body>
+</html>

public/manifest.json

@@ -0,0 +1,25 @@
+{
+  "short_name": "React App",
+  "name": "Create React App Sample",
+  "icons": [
+    {
+      "src": "favicon.ico",
+      "sizes": "64x64 32x32 24x24 16x16",
+      "type": "image/x-icon"
+    },
+    {
+      "src": "logo192.png",
+      "type": "image/png",
+      "sizes": "192x192"
+    },
+    {
+      "src": "logo512.png",
+      "type": "image/png",
+      "sizes": "512x512"
+    }
+  ],
+  "start_url": ".",
+  "display": "standalone",
+  "theme_color": "#000000",
+  "background_color": "#ffffff"
+}

public/robots.txt

@@ -0,0 +1,3 @@
+# https://www.robotstxt.org/robotstxt.html
+User-agent: *
+Disallow:

scripts/build.js

@@ -0,0 +1,217 @@
+'use strict';
+
+// Do this as the first thing so that any code reading it knows the right env.
+process.env.BABEL_ENV = 'production';
+process.env.NODE_ENV = 'production';
+
+// Makes the script crash on unhandled rejections instead of silently
+// ignoring them. In the future, promise rejections that are not handled will
+// terminate the Node.js process with a non-zero exit code.
+process.on('unhandledRejection', err => {
+  throw err;
+});
+
+// Ensure environment variables are read.
+require('../config/env');
+
+const path = require('path');
+const chalk = require('react-dev-utils/chalk');
+const fs = require('fs-extra');
+const bfj = require('bfj');
+const webpack = require('webpack');
+const configFactory = require('../config/webpack.config');
+const paths = require('../config/paths');
+const checkRequiredFiles = require('react-dev-utils/checkRequiredFiles');
+const formatWebpackMessages = require('react-dev-utils/formatWebpackMessages');
+const printHostingInstructions = require('react-dev-utils/printHostingInstructions');
+const FileSizeReporter = require('react-dev-utils/FileSizeReporter');
+const printBuildError = require('react-dev-utils/printBuildError');
+
+const measureFileSizesBeforeBuild =
+  FileSizeReporter.measureFileSizesBeforeBuild;
+const printFileSizesAfterBuild = FileSizeReporter.printFileSizesAfterBuild;
+const useYarn = fs.existsSync(paths.yarnLockFile);
+
+// These sizes are pretty large. We'll warn for bundles exceeding them.
+const WARN_AFTER_BUNDLE_GZIP_SIZE = 512 * 1024;
+const WARN_AFTER_CHUNK_GZIP_SIZE = 1024 * 1024;
+
+const isInteractive = process.stdout.isTTY;
+
+// Warn and crash if required files are missing
+if (!checkRequiredFiles([paths.appHtml, paths.appIndexJs])) {
+  process.exit(1);
+}
+
+const argv = process.argv.slice(2);
+const writeStatsJson = argv.indexOf('--stats') !== -1;
+
+// Generate configuration
+const config = configFactory('production');
+
+// We require that you explicitly set browsers and do not fall back to
+// browserslist defaults.
+const { checkBrowsers } = require('react-dev-utils/browsersHelper');
+checkBrowsers(paths.appPath, isInteractive)
+  .then(() => {
+    // First, read the current file sizes in build directory.
+    // This lets us display how much they changed later.
+    return measureFileSizesBeforeBuild(paths.appBuild);
+  })
+  .then(previousFileSizes => {
+    // Remove all content but keep the directory so that
+    // if you're in it, you don't end up in Trash
+    fs.emptyDirSync(paths.appBuild);
+    // Merge with the public folder
+    copyPublicFolder();
+    // Start the webpack build
+    return build(previousFileSizes);
+  })
+  .then(
+    ({ stats, previousFileSizes, warnings }) => {
+      if (warnings.length) {
+        console.log(chalk.yellow('Compiled with warnings.\n'));
+        console.log(warnings.join('\n\n'));
+        console.log(
+          '\nSearch for the ' +
+            chalk.underline(chalk.yellow('keywords')) +
+            ' to learn more about each warning.'
+        );
+        console.log(
+          'To ignore, add ' +
+            chalk.cyan('// eslint-disable-next-line') +
+            ' to the line before.\n'
+        );
+      } else {
+        console.log(chalk.green('Compiled successfully.\n'));
+      }
+
+      console.log('File sizes after gzip:\n');
+      printFileSizesAfterBuild(
+        stats,
+        previousFileSizes,
+        paths.appBuild,
+        WARN_AFTER_BUNDLE_GZIP_SIZE,
+        WARN_AFTER_CHUNK_GZIP_SIZE
+      );
+      console.log();
+
+      const appPackage = require(paths.appPackageJson);
+      const publicUrl = paths.publicUrlOrPath;
+      const publicPath = config.output.publicPath;
+      const buildFolder = path.relative(process.cwd(), paths.appBuild);
+      printHostingInstructions(
+        appPackage,
+        publicUrl,
+        publicPath,
+        buildFolder,
+        useYarn
+      );
+    },
+    err => {
+      const tscCompileOnError = process.env.TSC_COMPILE_ON_ERROR === 'true';
+      if (tscCompileOnError) {
+        console.log(
+          chalk.yellow(
+            'Compiled with the following type errors (you may want to check these before deploying your app):\n'
+          )
+        );
+        printBuildError(err);
+      } else {
+        console.log(chalk.red('Failed to compile.\n'));
+        printBuildError(err);
+        process.exit(1);
+      }
+    }
+  )
+  .catch(err => {
+    if (err && err.message) {
+      console.log(err.message);
+    }
+    process.exit(1);
+  });
+
+// Create the production build and print the deployment instructions.
+function build(previousFileSizes) {
+  console.log('Creating an optimized production build...');
+
+  const compiler = webpack(config);
+  return new Promise((resolve, reject) => {
+    compiler.run((err, stats) => {
+      let messages;
+      if (err) {
+        if (!err.message) {
+          return reject(err);
+        }
+
+        let errMessage = err.message;
+
+        // Add additional information for postcss errors
+        if (Object.prototype.hasOwnProperty.call(err, 'postcssNode')) {
+          errMessage +=
+            '\nCompileError: Begins at CSS selector ' +
+            err['postcssNode'].selector;
+        }
+
+        messages = formatWebpackMessages({
+          errors: [errMessage],
+          warnings: [],
+        });
+      } else {
+        messages = formatWebpackMessages(
+          stats.toJson({ all: false, warnings: true, errors: true })
+        );
+      }
+      if (messages.errors.length) {
+        // Only keep the first error. Others are often indicative
+        // of the same problem, but confuse the reader with noise.
+        if (messages.errors.length > 1) {
+          messages.errors.length = 1;
+        }
+        return reject(new Error(messages.errors.join('\n\n')));
+      }
+      if (
+        process.env.CI &&
+        (typeof process.env.CI !== 'string' ||
+          process.env.CI.toLowerCase() !== 'false') &&
+        messages.warnings.length
+      ) {
+        // Ignore sourcemap warnings in CI builds. See #8227 for more info.
+        const filteredWarnings = messages.warnings.filter(
+          w => !/Failed to parse source map/.test(w)
+        );
+        if (filteredWarnings.length) {
+          console.log(
+            chalk.yellow(
+              '\nTreating warnings as errors because process.env.CI = true.\n' +
+                'Most CI servers set it automatically.\n'
+            )
+          );
+          return reject(new Error(filteredWarnings.join('\n\n')));
+        }
+      }
+
+      const resolveArgs = {
+        stats,
+        previousFileSizes,
+        warnings: messages.warnings,
+      };
+
+      if (writeStatsJson) {
+        return bfj
+          .write(paths.appBuild + '/bundle-stats.json', stats.toJson())
+          .then(() => resolve(resolveArgs))
+          .catch(error => reject(new Error(error)));
+      }
+
+      return resolve(resolveArgs);
+    });
+  });
+}
+
+function copyPublicFolder() {
+  fs.copySync(paths.appPublic, paths.appBuild, {
+    dereference: true,
+    filter: file => file !== paths.appHtml,
+  });
+}

scripts/start.js

@@ -0,0 +1,154 @@
+'use strict';
+
+// Do this as the first thing so that any code reading it knows the right env.
+process.env.BABEL_ENV = 'development';
+process.env.NODE_ENV = 'development';
+
+// Makes the script crash on unhandled rejections instead of silently
+// ignoring them. In the future, promise rejections that are not handled will
+// terminate the Node.js process with a non-zero exit code.
+process.on('unhandledRejection', err => {
+  throw err;
+});
+
+// Ensure environment variables are read.
+require('../config/env');
+
+const fs = require('fs');
+const chalk = require('react-dev-utils/chalk');
+const webpack = require('webpack');
+const WebpackDevServer = require('webpack-dev-server');
+const clearConsole = require('react-dev-utils/clearConsole');
+const checkRequiredFiles = require('react-dev-utils/checkRequiredFiles');
+const {
+  choosePort,
+  createCompiler,
+  prepareProxy,
+  prepareUrls,
+} = require('react-dev-utils/WebpackDevServerUtils');
+const openBrowser = require('react-dev-utils/openBrowser');
+const semver = require('semver');
+const paths = require('../config/paths');
+const configFactory = require('../config/webpack.config');
+const createDevServerConfig = require('../config/webpackDevServer.config');
+const getClientEnvironment = require('../config/env');
+const react = require(require.resolve('react', { paths: [paths.appPath] }));
+
+const env = getClientEnvironment(paths.publicUrlOrPath.slice(0, -1));
+const useYarn = fs.existsSync(paths.yarnLockFile);
+const isInteractive = process.stdout.isTTY;
+
+// Warn and crash if required files are missing
+if (!checkRequiredFiles([paths.appHtml, paths.appIndexJs])) {
+  process.exit(1);
+}
+
+// Tools like Cloud9 rely on this.
+const DEFAULT_PORT = parseInt(process.env.PORT, 10) || 3000;
+const HOST = process.env.HOST || '0.0.0.0';
+
+if (process.env.HOST) {
+  console.log(
+    chalk.cyan(
+      `Attempting to bind to HOST environment variable: ${chalk.yellow(
+        chalk.bold(process.env.HOST)
+      )}`
+    )
+  );
+  console.log(
+    `If this was unintentional, check that you haven't mistakenly set it in your shell.`
+  );
+  console.log(
+    `Learn more here: ${chalk.yellow('https://cra.link/advanced-config')}`
+  );
+  console.log();
+}
+
+// We require that you explicitly set browsers and do not fall back to
+// browserslist defaults.
+const { checkBrowsers } = require('react-dev-utils/browsersHelper');
+checkBrowsers(paths.appPath, isInteractive)
+  .then(() => {
+    // We attempt to use the default port but if it is busy, we offer the user to
+    // run on a different port. `choosePort()` Promise resolves to the next free port.
+    return choosePort(HOST, DEFAULT_PORT);
+  })
+  .then(port => {
+    if (port == null) {
+      // We have not found a port.
+      return;
+    }
+
+    const config = configFactory('development');
+    const protocol = process.env.HTTPS === 'true' ? 'https' : 'http';
+    const appName = require(paths.appPackageJson).name;
+
+    const useTypeScript = fs.existsSync(paths.appTsConfig);
+    const urls = prepareUrls(
+      protocol,
+      HOST,
+      port,
+      paths.publicUrlOrPath.slice(0, -1)
+    );
+    // Create a webpack compiler that is configured with custom messages.
+    const compiler = createCompiler({
+      appName,
+      config,
+      urls,
+      useYarn,
+      useTypeScript,
+      webpack,
+    });
+    // Load proxy config
+    const proxySetting = require(paths.appPackageJson).proxy;
+    const proxyConfig = prepareProxy(
+      proxySetting,
+      paths.appPublic,
+      paths.publicUrlOrPath
+    );
+    // Serve webpack assets generated by the compiler over a web server.
+    const serverConfig = {
+      ...createDevServerConfig(proxyConfig, urls.lanUrlForConfig),
+      host: HOST,
+      port,
+    };
+    const devServer = new WebpackDevServer(serverConfig, compiler);
+    // Launch WebpackDevServer.
+    devServer.startCallback(() => {
+      if (isInteractive) {
+        clearConsole();
+      }
+
+      if (env.raw.FAST_REFRESH && semver.lt(react.version, '16.10.0')) {
+        console.log(
+          chalk.yellow(
+            `Fast Refresh requires React 16.10 or higher. You are using React ${react.version}.`
+          )
+        );
+      }
+
+      console.log(chalk.cyan('Starting the development server...\n'));
+      openBrowser(urls.localUrlForBrowser);
+    });
+
+    ['SIGINT', 'SIGTERM'].forEach(function (sig) {
+      process.on(sig, function () {
+        devServer.close();
+        process.exit();
+      });
+    });
+
+    if (process.env.CI !== 'true') {
+      // Gracefully exit when stdin ends
+      process.stdin.on('end', function () {
+        devServer.close();
+        process.exit();
+      });
+    }
+  })
+  .catch(err => {
+    if (err && err.message) {
+      console.log(err.message);
+    }
+    process.exit(1);
+  });

scripts/test.js

@@ -0,0 +1,52 @@
+'use strict';
+
+// Do this as the first thing so that any code reading it knows the right env.
+process.env.BABEL_ENV = 'test';
+process.env.NODE_ENV = 'test';
+process.env.PUBLIC_URL = '';
+
+// Makes the script crash on unhandled rejections instead of silently
+// ignoring them. In the future, promise rejections that are not handled will
+// terminate the Node.js process with a non-zero exit code.
+process.on('unhandledRejection', err => {
+  throw err;
+});
+
+// Ensure environment variables are read.
+require('../config/env');
+
+const jest = require('jest');
+const execSync = require('child_process').execSync;
+let argv = process.argv.slice(2);
+
+function isInGitRepository() {
+  try {
+    execSync('git rev-parse --is-inside-work-tree', { stdio: 'ignore' });
+    return true;
+  } catch (e) {
+    return false;
+  }
+}
+
+function isInMercurialRepository() {
+  try {
+    execSync('hg --cwd . root', { stdio: 'ignore' });
+    return true;
+  } catch (e) {
+    return false;
+  }
+}
+
+// Watch unless on CI or explicitly running all tests
+if (
+  !process.env.CI &&
+  argv.indexOf('--watchAll') === -1 &&
+  argv.indexOf('--watchAll=false') === -1
+) {
+  // https://github.com/facebook/create-react-app/issues/5210
+  const hasSourceControl = isInGitRepository() || isInMercurialRepository();
+  argv.push(hasSourceControl ? '--watch' : '--watchAll');
+}
+
+
+jest.run(argv);

src/App.css

@@ -0,0 +1,37 @@
+h1 {
+  margin: 0
+}
+
+@font-face {
+  font-family: CalamitySans;
+  src: url("assets/Calamity-Regular.otf") format("opentype");
+}
+
+.Calamity {
+  font-family: CalamitySans;
+}
+
+.CommandItemSelected {
+  background-color: #eeeeee;
+}
+
+.CommandItemContextSelected {
+  background-color: #eeaaaa;
+}
+
+.CommandItemError{
+  color: red;
+}
+
+.CommandItem {
+  padding: 2px 2px 2px 10px;
+  cursor: pointer;
+}
+
+.CommandItem:hover {
+  border: 1px solid black
+}
+
+.InputError {
+  background-color: #eeaaaa;
+}

src/App.tsx

@@ -0,0 +1,171 @@
+import { Command, CommandBreakSlots, CommandInitialize, CommandNothing, CommandReload, CommandSave } from 'core/Command';
+import { Inventory } from 'core/Inventory';
+import React, { useEffect, useMemo, useState } from 'react';
+
+import './App.css';
+import { CommandItem } from './components/CommandItem';
+import { ItemStack as ISC } from './components/ItemStack';
+
+import { ItemStack, ItemType } from 'core/ItemStack';
+import { DisplayPane } from 'surfaces/DisplayPane';
+import { Item } from 'core/Item';
+
+export const App: React.FC =  () => {
+  const [commands, setCommands] = useState<Command[]>([
+    new CommandInitialize([
+      {
+        item: Item.Diamond,
+        count: 5,
+      },
+      {
+        item: Item.Slate,
+        count: 1,
+      },
+      {
+        item: Item.Glider,
+        count: 1,
+      },
+      {
+        item: Item.SpiritOrb,
+        count: 4,
+      }
+    ]),
+    new CommandBreakSlots(4),
+    new CommandReload(),
+    new CommandSave(),
+    new CommandReload()
+  ]);
+  const [displayIndex, setDisplayIndex] = useState<number>(0);
+  const [contextMenuX, setContextMenuX] = useState<number>(0);
+  const [contextMenuY, setContextMenuY] = useState<number>(0);
+  const [contextMenuShowing, setContextMenuShowing] = useState<boolean>(false);
+  const [contextIndex, setContextIndex] = useState<number>(-1);
+  console.log(Item.Diamond === "Diamond");
+  console.log(Item);
+  // compute props
+  const inventories = useMemo(()=>{
+    const inventories: Inventory[] = [];
+    const inv = new Inventory();
+    commands.forEach(c=>{
+      c.execute(inv);
+      inventories.push(inv.clone());
+    });
+    return inventories;
+  }, [commands]);
+
+  useEffect(()=>{
+    window.onkeydown=(e)=>{
+      if(e.code==="ArrowDown"){
+        setDisplayIndex(Math.min(commands.length-1, displayIndex+1));
+      }else if(e.code==="ArrowUp"){
+        setDisplayIndex(Math.max(0, displayIndex-1));
+      }
+    }
+  }, [commands, displayIndex]);
+
+
+  return (
+    <div className='Calamity'
+    >
+      
+      <div id="CommandList" style={{
+        width: "300px",
+        height: "calc( 100vh - 5px )",
+        overflowY: "auto",
+        
+        float: "left",
+        border: "1px solid black",
+        boxSizing: "content-box"
+       } }>
+        <ul style={{
+          listStyleType: "none",
+          paddingInlineStart: 0
+        }}>
+          {
+            commands.map((c,i)=>(
+              <CommandItem 
+                onClick={()=>setDisplayIndex(i)} 
+                onContextMenu={(x,y)=>{
+                  setContextIndex(i)
+                  setContextMenuX(x);
+                  setContextMenuY(y);
+                  setContextMenuShowing(true);
+                }}
+                key={i} 
+                isSelected={displayIndex===i}
+                isContextSelected={contextIndex===i}
+                error={inventories[i].isInaccurate()}
+              >
+                {c.getDisplayString()}
+              </CommandItem>
+            ))
+          }
+          <CommandItem onClick={()=>{
+            const arrCopy = [...commands];
+            arrCopy.push(new CommandNothing());
+            setCommands(arrCopy);
+          }}>(new)</CommandItem>
+         
+        </ul>
+      </div>
+      
+      <DisplayPane 
+        displayIndex={displayIndex}
+        command={commands[displayIndex].getDisplayString()} 
+        stacks={inventories[displayIndex].getSlots()} 
+        numBroken={inventories[displayIndex].getNumBroken()} 
+        editCommand={(c)=>{
+          const arrCopy = [...commands];
+          arrCopy[displayIndex] = c;
+          setCommands(arrCopy);
+        }}/> 
+
+      {
+        contextMenuShowing && <div style={{
+          position: "absolute",
+          top: 0,
+          left: 0,
+          width: "100vw",
+          height: "100vh",
+        }} onClick={()=>{
+          setContextMenuShowing(false);
+          setContextIndex(-1);
+        }} onContextMenu={(e)=>{
+          setContextMenuShowing(false);
+          setContextIndex(-1);
+          e.preventDefault();
+        }}>
+          <div style={{
+            position: "absolute",
+            top: contextMenuY,
+            left: contextMenuX,
+            width: "200px",
+            backgroundColor: "white",
+            border: "1px solid black"
+          }}>
+            <ul style={{
+              margin: 0,
+            listStyleType: "none",
+            paddingInlineStart: 0
+          }}>
+            <CommandItem onClick={()=>{
+              const arrCopy = [...commands];
+              arrCopy.splice(contextIndex, 0, new CommandNothing());
+              setCommands(arrCopy);
+              setContextMenuShowing(false);
+                setContextIndex(-1);
+            }}>Insert Above</CommandItem>
+            <CommandItem error onClick={()=>{
+              if(confirm("Delete?")){
+                setCommands(commands.filter((_,i)=>i!==contextIndex));
+                setContextMenuShowing(false);
+                setContextIndex(-1);
+              }
+            }}>Delete</CommandItem>
+          </ul>
+          </div>
+        </div>
+      }
+    </div>
+  );
+}

src/components/CommandItem.tsx

@@ -0,0 +1,26 @@
+import clsx from "clsx";
+import { PropsWithChildren } from "react";
+
+type CommandItemProps = PropsWithChildren<{
+    isSelected?: boolean,
+    isContextSelected?: boolean,
+    error?: boolean,
+    onClick: ()=>void,
+    onContextMenu?: (x: number, y: number)=>void
+}>;
+
+export const CommandItem: React.FC<CommandItemProps> = ({isSelected, isContextSelected,error, children, onClick, onContextMenu}) => {
+    return <li 
+        className={clsx("CommandItem", isSelected && "CommandItemSelected", isContextSelected&& "CommandItemContextSelected",error && "CommandItemError")}
+        onClick={onClick}
+        onContextMenu={(e)=>{
+            if(onContextMenu){
+                console.log(e);
+                onContextMenu(e.clientX,e.clientY);
+                e.preventDefault();
+            }
+            
+        }}
+    >{children}&nbsp;</li>
+}
+

src/components/ItemList.tsx

@@ -0,0 +1,18 @@
+import { ItemStack } from "./ItemStack";
+
+export type ItemListProps = {
+    items: {name: string, count: number}[],
+    numBroken: number
+}
+
+export const ItemList: React.FC<ItemListProps> = ({items, numBroken}) => {
+    return <>
+    {
+        items.map(({name, count}, i)=>{
+            const broken = i+numBroken >= items.length;
+            return <ItemStack key={i} name={name} count={count} isBroken={broken}/>
+        })
+    }
+    </>;
+}
+

src/components/ItemStack.tsx

@@ -0,0 +1,9 @@
+type ItemStackProps = {
+  name: string,
+  count: number,
+  isBroken: boolean
+};
+
+export const ItemStack: React.FC<ItemStackProps> = ({name, count, isBroken})=>{
+    return <span>[{name} x{count}]{isBroken && " (broken)"}&nbsp;<br/></span>
+}

src/core/Command.ts

@@ -0,0 +1,142 @@
+import { Inventory } from "./Inventory";
+import { Item } from "./Item";
+import { ItemStack } from "./ItemStack";
+
+export interface Command {
+    execute(inv: Inventory): void,
+    getDisplayString(): string,
+}
+
+export class CommandNothing implements Command {
+
+    constructor(){
+       
+    }
+    execute(inv: Inventory): void {
+       
+    }
+    getDisplayString(): string {
+        return "";
+    }
+    
+}
+
+export class CommandInitialize implements Command {
+    private stacks: ItemStack[]
+    constructor(stacks: ItemStack[]){
+        this.stacks = stacks;
+    }
+    public execute(inv: Inventory): void {
+        inv.init(this.stacks);
+    }
+    public getDisplayString(): string {
+        const parts = ["Initialize"];
+        this.stacks.forEach(({item, count})=>{
+            parts.push(""+count);
+            parts.push(item);
+        })
+        return parts.join(" ");
+    }
+}
+
+export class CommandBreakSlots implements Command {
+    private numToBreak: number;
+    constructor(numToBreak: number){
+        this.numToBreak = numToBreak;
+    }
+    public execute(inv: Inventory): void {
+        inv.addBrokenSlots(this.numToBreak);
+    }
+    public getDisplayString(): string {
+        return `Break ${this.numToBreak} Slots`;
+    }
+}
+
+export class CommandSave implements Command {
+    public execute(inv: Inventory): void {
+        inv.save();
+    }
+    public getDisplayString(): string {
+        return "Save";
+    }
+}
+
+export class CommandReload implements Command {
+    public execute(inv: Inventory): void {
+        inv.reload();
+    }
+    public getDisplayString(): string {
+        return "Reload";
+    }
+}
+
+export class CommandSortKey implements Command {
+    public execute(inv: Inventory): void {
+        inv.sortKey();
+    }
+    public getDisplayString(): string {
+        return "Sort Key";
+    }
+}
+
+export class CommandSortMaterial implements Command {
+    public execute(inv: Inventory): void {
+        inv.sortMaterial();
+    }
+    public getDisplayString(): string {
+        return "Sort Material";
+    }
+}
+
+export class CommandRemoveMaterial implements Command {
+    private verb: string;
+    private count: number;
+    private item: Item;
+    private slot: number;
+    constructor(verb: string, count: number, item: Item, slot: number){
+        this.verb = verb;
+        this.count = count;
+        this.item = item;
+        this.slot = slot;
+    }
+    public execute(inv: Inventory): void {
+        inv.remove(this.item, this.count, this.slot);
+    }
+    public getDisplayString(): string {
+        return `${this.verb} ${this.count} ${this.item} From Slot ${this.slot+1}`;
+    }
+}
+
+export class CommandRemoveUnstackableMaterial implements Command {
+    private verb: string;
+    private item: Item;
+    private slot: number;
+    constructor(verb: string,item: Item, slot: number){
+        this.verb = verb;
+        this.item = item;
+        this.slot = slot;
+    }
+    public execute(inv: Inventory): void {
+        inv.remove(this.item, 1, this.slot);
+    }
+    public getDisplayString(): string {
+        return `${this.verb} ${this.item} From Slot ${this.slot+1}`;
+    }
+}
+
+export class CommandAddMaterial implements Command {
+    private verb: string;
+    private count: number;
+    private item: Item;
+    constructor(verb: string, count: number, item: Item){
+        this.verb = verb;
+        this.count = count;
+        this.item = item;
+    }
+    public execute(inv: Inventory): void {
+        inv.add(this.item, this.count);
+    }
+    public getDisplayString(): string {
+        return `${this.verb} ${this.count} ${this.item}`;
+    }
+}

src/core/Inventory.ts

@@ -0,0 +1,172 @@
+import { itemToType, getKeyItemSortOrder, shouldIgnoreOnReload, getMaterialSortOrder, Item, isStackable } from "./Item";
+import { ItemStack, ItemType } from "./ItemStack";
+
+export class Inventory {
+    private slots: ItemStack[] = [];
+    private savedSlots: ItemStack[] = [];
+    private numBroken: number = 0;
+    private isInitialSort: boolean = false;
+    private isAltered: boolean = true;
+    private isSaveAltered: boolean = true;
+    private inaccurate: boolean = false;
+    public clone(): Inventory {
+        const other = new Inventory();
+        other.slots = [...this.slots.map(stack=>({...stack}))];
+        other.savedSlots = [...this.savedSlots.map(stack=>({...stack}))];
+        other.numBroken = this.numBroken;
+        other.isInitialSort = this.isInitialSort;
+        other.isAltered = this.isAltered;
+        other.isSaveAltered = this.isSaveAltered;
+        other.inaccurate = this.inaccurate;
+        return other;
+    }
+
+    public getSlots(): ItemStack[] {
+        return this.slots;
+    }
+
+    public getNumBroken(): number {
+        return this.numBroken;
+    }
+
+    public isInaccurate(): boolean {
+        return this.inaccurate;
+    }
+
+    public init(stacks: ItemStack[]) {
+        this.savedSlots = [...stacks];
+        this.slots = [...stacks];
+    }
+
+    public addBrokenSlots(num: number) {
+        this.numBroken+=num;
+    }
+
+    public save() {
+        this.isSaveAltered = this.isAltered;
+        this.savedSlots = [...this.slots];
+    }
+
+    public reload() {
+        if(!this.isSaveAltered){
+            this.inaccurate = true;
+        }
+        // get things to dupe
+        const dupeMap: {[k in ItemType]: ItemStack[]} = {
+            [ItemType.Material]: [],
+            [ItemType.Meal]: [],
+            [ItemType.Key]: []
+        }
+        for(let i=Math.max(0, this.slots.length-this.numBroken);i<this.slots.length;i++){
+            const stack = this.slots[i];
+            if(!shouldIgnoreOnReload(stack.item)){
+                dupeMap[itemToType(stack.item)].push(stack);
+            }
+        }
+        // get materials, food, and key items
+        const materials = this.savedSlots.filter(stack=>itemToType(stack.item)===ItemType.Material);
+        const meals = this.savedSlots.filter(stack=>itemToType(stack.item)===ItemType.Meal);
+        const keyItems = this.savedSlots.filter(stack=>itemToType(stack.item)===ItemType.Key);
+        // apply dupe
+        this.slots = [];
+        // duped materials go to the left
+        this.slots.push(...dupeMap[ItemType.Material].map(stack=>({...stack})));
+        this.slots.push(...materials.map(stack=>({...stack})));
+        this.slots.push(...dupeMap[ItemType.Meal].map(stack=>({...stack})));
+        this.slots.push(...meals.map(stack=>({...stack})));
+        // key items to the right
+        this.slots.push(...keyItems.map(stack=>({...stack})));
+        this.slots.push(...dupeMap[ItemType.Key].map(stack=>({...stack})));
+
+        this.isInitialSort = true;
+        this.isAltered = false;
+        this.isSaveAltered = false;
+    }
+
+    public sortKey() {
+        const nonKeyItems = this.slots.filter(stack=>itemToType(stack.item)!==ItemType.Key);
+        const keyItems = this.slots.filter(stack=>itemToType(stack.item)===ItemType.Key);
+        keyItems.sort((a,b)=>{
+            return getKeyItemSortOrder(a.item) - getKeyItemSortOrder(b.item);
+        });
+        this.slots = [...nonKeyItems, ...keyItems];
+        this.isAltered=true;
+        this.isInitialSort=false;
+    }
+
+    public sortMaterial() {
+        const nonMaterial = this.slots.filter(stack=>itemToType(stack.item)!==ItemType.Material);
+        const materials = this.slots.filter(stack=>itemToType(stack.item)===ItemType.Material);
+        if(this.isInitialSort){
+            // the materials in broken slots are not sorted
+            const brokenSlots = Math.max(0, this.numBroken - nonMaterial.length);
+            const sortPart = materials.splice(0, materials.length-brokenSlots);
+            sortPart.sort((a,b)=>{
+                return getMaterialSortOrder(a.item) - getMaterialSortOrder(b.item);
+            });
+            this.slots = [...sortPart, ...materials, ...nonMaterial];
+            this.isInitialSort = false;
+        }else{
+            materials.sort((a,b)=>{
+                return getMaterialSortOrder(a.item) - getMaterialSortOrder(b.item);
+            });
+            this.slots = [...materials, ...nonMaterial];
+        }
+        this.isAltered=true;
+    }
+
+    public remove(item: Item, count: number, slot: number) {
+        let s = 0;
+        for(let i = 0; i<this.slots.length;i++){
+            if(this.slots[i].item === item){
+                if(s<slot){
+                    s++;
+                }else{
+                    this.slots[i].count-=count;
+                    break;
+                }
+            }
+        }
+        this.slots = this.slots.filter(({count})=>count>0);
+        this.isAltered=true;
+    }
+
+    public add(item: Item, count: number) {
+        let added = false;
+        if(isStackable(item)){
+            for(let i = 0; i<this.slots.length;i++){
+                if(this.slots[i].item === item){
+                    this.slots[i].count+=count;
+                    added = true;
+                    break;
+                }
+            }
+        }
+        if(!added){
+            // add to the correct type
+            switch(itemToType(item)){
+                case ItemType.Material: {
+                    const materials = this.slots.filter(stack=>itemToType(stack.item)===ItemType.Material);
+                    this.slots.splice(materials.length, 0, {
+                        item, count
+                    });
+                    break;
+                }
+                case ItemType.Meal: {
+                    const keyItems = this.slots.filter(stack=>itemToType(stack.item)===ItemType.Key);
+                    this.slots.splice(-keyItems.length, 0, {
+                        item, count
+                    });
+                    break;
+                }
+                case ItemType.Key: {
+                    this.slots.push({
+                        item, count
+                    });
+                    break;
+                }
+            }
+        }
+        this.isAltered=true;
+    }
+}

src/core/Item.ts

@@ -0,0 +1,95 @@
+import { ItemType } from "./ItemStack";
+
+export enum Item {
+    Slate = "Slate",
+    Glider = "Glider",
+    SpiritOrb = "SpiritOrb",
+
+    
+    Lotus = "Lotus",
+    SilentPrincess = "SilentPrincess",
+    Honey = "Honey",
+    Acorn = "Acorn",
+    FaroshScale = "FaroshScale",
+    FaroshClaw = "FaroshClaw",
+    FaroshHorn = "FaroshHorn",
+    HeartyBass = "HeartyBass",
+    Beetle = "Beetle",
+    Opal = "Opal",
+    Diamond = "Diamond",
+    Tail = "Tail",
+    Spring = "Spring",
+    Shaft = "Shaft",
+    Core = "Core",
+    Wood = "Wood",
+
+    SpeedFood = "SpeedFood"
+}
+
+export const ItemIds = {
+    /* Do not change the ID once created. Otherwise you would break existing codes */
+    [Item.Slate]: 0x00,
+    [Item.Glider]: 0x01,
+    [Item.SpiritOrb]: 0x02,
+
+    [Item.Diamond]: 0x10,
+}
+
+export const itemToType = (item: Item): ItemType => {
+    if (item === Item.Slate || item === Item.Glider || item === Item.SpiritOrb){
+        return ItemType.Key;
+    }
+    if (item === Item.SpeedFood) {
+        return ItemType.Meal;
+    }
+    return ItemType.Material;
+}
+
+export const shouldIgnoreOnReload = (item: Item): boolean => {
+    return item === Item.Slate || item === Item.Glider;
+}
+
+export const isStackable = (item: Item): boolean => {
+    return item !==Item.Slate && item !== Item.Glider && item !== Item.SpeedFood;
+}
+
+const KeyItemSortOrderMap = (()=>{
+    const map: {[k in Item]?: number} = {};
+    [
+        Item.Slate,
+        Item.Glider,
+        Item.SpiritOrb
+    ].forEach((item, i)=>map[item] = i);
+    return map;
+})();
+
+export const getKeyItemSortOrder = (item: Item): number => {
+    return KeyItemSortOrderMap[item] || -1;
+}
+
+const MaterialSortOrderMap = (()=>{
+    const map: {[k in Item]?: number} = {};
+    [
+        Item.Lotus,
+        Item.SilentPrincess,
+        Item.Honey,
+        Item.Acorn,
+        Item.FaroshScale,
+        Item.FaroshClaw,
+        Item.FaroshHorn,
+        Item.HeartyBass,
+        Item.Beetle,
+        Item.Opal,
+        Item.Diamond,
+        Item.Tail,
+        Item.Spring,
+        Item.Shaft,
+        Item.Core,
+        Item.Wood,
+    ].forEach((item, i)=>map[item] = i);
+    return map;
+})();
+
+export const getMaterialSortOrder = (item: Item): number => {
+    return MaterialSortOrderMap[item] || -1;
+}

src/core/ItemStack.ts

@@ -0,0 +1,12 @@
+import { Item } from "./Item";
+
+export enum ItemType {
+    Material,
+    Meal,
+    Key
+}
+
+export type ItemStack = {
+    item: Item,
+    count: number,
+}

src/core/Parser.ts

@@ -0,0 +1,81 @@
+import { Command, CommandAddMaterial, CommandBreakSlots, CommandInitialize, CommandNothing, CommandReload, CommandRemoveMaterial, CommandRemoveUnstackableMaterial, CommandSave, CommandSortKey, CommandSortMaterial } from "./Command";
+import { Item } from "./Item";
+import { ItemStack } from "./ItemStack";
+
+export const parseCommand = (cmdString: string): Command | undefined => {
+    const tokens = cmdString.split(" ").filter(i=>i);
+    if(tokens.length===0){
+        return new CommandNothing();
+    }
+    // intialize
+    if(tokens.length>1 && tokens[0] === "Initialize" && tokens.length%2 === 1){
+        const stacks: ItemStack[] = [];
+        for(let i=1;i<tokens.length;i+=2){
+            const count = parseInt(tokens[i]);
+            if(!Number.isInteger(count)){
+                return undefined;
+            } 
+            const item = tokens[i+1];
+            if (item in Item){
+                stacks.push({
+                    item: Item[item as keyof typeof Item], count
+                });
+            }else{
+                return undefined;
+            }
+        }
+        return new CommandInitialize(stacks);
+    }
+    // no var
+    if(tokens.length===1 && tokens[0] === "Save"){
+        return new CommandSave();
+    }
+    if(tokens.length===1 && tokens[0] === "Reload"){
+        return new CommandReload();
+    }
+    
+    if(tokens.length===2 && tokens[0] === "Sort" && tokens[1] === "Key"){
+        return new CommandSortKey();
+    }
+    if(tokens.length===2 && tokens[0] === "Sort" && tokens[1] === "Material"){
+        return new CommandSortMaterial();
+    }
+    // break
+    if (tokens.length > 2 && tokens[0] === "Break" && tokens[2]=== "Slots" ){
+        const slots = parseInt(tokens[1]);
+        if(Number.isInteger(slots)){
+            return new CommandBreakSlots(slots);
+        }
+        return undefined;
+    }
+    // remove material
+    if (tokens.length === 6 && (tokens[0] === "Remove" || tokens[0] === "Sell" || tokens[0] === "Drop") && tokens[3] === "From" && tokens[4] ==="Slot" ){
+        const count = parseInt(tokens[1]);
+        const item = tokens[2];
+        const slot = parseInt(tokens[5]);
+        if(Number.isInteger(count) && Number.isInteger(slot) && item in Item){
+            return new CommandRemoveMaterial(tokens[0], count, Item[item as keyof typeof Item], slot-1);
+        }
+        return undefined;
+    }
+    // remove 1 material
+    if (tokens.length === 5 && (tokens[0] === "Remove" || tokens[0] === "Sell" || tokens[0] === "Eat") && tokens[2] === "From" && tokens[3] ==="Slot" ){
+        const item = tokens[1];
+        const slot = parseInt(tokens[4]);
+        if(Number.isInteger(slot) && item in Item){
+            return new CommandRemoveUnstackableMaterial(tokens[0], Item[item as keyof typeof Item], slot-1);
+        }
+        return undefined;
+    }
+    // add material
+    if (tokens.length === 3 && (tokens[0] === "Get" || tokens[0] === "Cook" || tokens[0] === "Add" || tokens[0] === "Pickup")){
+        const count = parseInt(tokens[1]);
+        const item = tokens[2];
+        if(Number.isInteger(count)  && item in Item){
+            return new CommandAddMaterial(tokens[0], count, Item[item as keyof typeof Item]);
+        }
+        return undefined;
+    }
+
+    return undefined;
+}

src/index.css

@@ -0,0 +1,13 @@
+body {
+  margin: 0;
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
+    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
+    sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+code {
+  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
+    monospace;
+}

src/index.tsx

@@ -0,0 +1,19 @@
+import React from 'react';
+import ReactDOM from 'react-dom/client';
+import './index.css';
+import {App} from './App';
+import reportWebVitals from './reportWebVitals';
+
+const root = ReactDOM.createRoot(
+  document.getElementById('root') as HTMLElement
+);
+root.render(
+  <React.StrictMode>
+    <App />
+  </React.StrictMode>
+);
+
+// If you want to start measuring performance in your app, pass a function
+// to log results (for example: reportWebVitals(console.log))
+// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
+reportWebVitals();

src/logo.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 841.9 595.3"><g fill="#61DAFB"><path d="M666.3 296.5c0-32.5-40.7-63.3-103.1-82.4 14.4-63.6 8-114.2-20.2-130.4-6.5-3.8-14.1-5.6-22.4-5.6v22.3c4.6 0 8.3.9 11.4 2.6 13.6 7.8 19.5 37.5 14.9 75.7-1.1 9.4-2.9 19.3-5.1 29.4-19.6-4.8-41-8.5-63.5-10.9-13.5-18.5-27.5-35.3-41.6-50 32.6-30.3 63.2-46.9 84-46.9V78c-27.5 0-63.5 19.6-99.9 53.6-36.4-33.8-72.4-53.2-99.9-53.2v22.3c20.7 0 51.4 16.5 84 46.6-14 14.7-28 31.4-41.3 49.9-22.6 2.4-44 6.1-63.6 11-2.3-10-4-19.7-5.2-29-4.7-38.2 1.1-67.9 14.6-75.8 3-1.8 6.9-2.6 11.5-2.6V78.5c-8.4 0-16 1.8-22.6 5.6-28.1 16.2-34.4 66.7-19.9 130.1-62.2 19.2-102.7 49.9-102.7 82.3 0 32.5 40.7 63.3 103.1 82.4-14.4 63.6-8 114.2 20.2 130.4 6.5 3.8 14.1 5.6 22.5 5.6 27.5 0 63.5-19.6 99.9-53.6 36.4 33.8 72.4 53.2 99.9 53.2 8.4 0 16-1.8 22.6-5.6 28.1-16.2 34.4-66.7 19.9-130.1 62-19.1 102.5-49.9 102.5-82.3zm-130.2-66.7c-3.7 12.9-8.3 26.2-13.5 39.5-4.1-8-8.4-16-13.1-24-4.6-8-9.5-15.8-14.4-23.4 14.2 2.1 27.9 4.7 41 7.9zm-45.8 106.5c-7.8 13.5-15.8 26.3-24.1 38.2-14.9 1.3-30 2-45.2 2-15.1 0-30.2-.7-45-1.9-8.3-11.9-16.4-24.6-24.2-38-7.6-13.1-14.5-26.4-20.8-39.8 6.2-13.4 13.2-26.8 20.7-39.9 7.8-13.5 15.8-26.3 24.1-38.2 14.9-1.3 30-2 45.2-2 15.1 0 30.2.7 45 1.9 8.3 11.9 16.4 24.6 24.2 38 7.6 13.1 14.5 26.4 20.8 39.8-6.3 13.4-13.2 26.8-20.7 39.9zm32.3-13c5.4 13.4 10 26.8 13.8 39.8-13.1 3.2-26.9 5.9-41.2 8 4.9-7.7 9.8-15.6 14.4-23.7 4.6-8 8.9-16.1 13-24.1zM421.2 430c-9.3-9.6-18.6-20.3-27.8-32 9 .4 18.2.7 27.5.7 9.4 0 18.7-.2 27.8-.7-9 11.7-18.3 22.4-27.5 32zm-74.4-58.9c-14.2-2.1-27.9-4.7-41-7.9 3.7-12.9 8.3-26.2 13.5-39.5 4.1 8 8.4 16 13.1 24 4.7 8 9.5 15.8 14.4 23.4zM420.7 163c9.3 9.6 18.6 20.3 27.8 32-9-.4-18.2-.7-27.5-.7-9.4 0-18.7.2-27.8.7 9-11.7 18.3-22.4 27.5-32zm-74 58.9c-4.9 7.7-9.8 15.6-14.4 23.7-4.6 8-8.9 16-13 24-5.4-13.4-10-26.8-13.8-39.8 13.1-3.1 26.9-5.8 41.2-7.9zm-90.5 125.2c-35.4-15.1-58.3-34.9-58.3-50.6 0-15.7 22.9-35.6 58.3-50.6 8.6-3.7 18-7 27.7-10.1 5.7 19.6 13.2 40 22.5 60.9-9.2 20.8-16.6 41.1-22.2 60.6-9.9-3.1-19.3-6.5-28-10.2zM310 490c-13.6-7.8-19.5-37.5-14.9-75.7 1.1-9.4 2.9-19.3 5.1-29.4 19.6 4.8 41 8.5 63.5 10.9 13.5 18.5 27.5 35.3 41.6 50-32.6 30.3-63.2 46.9-84 46.9-4.5-.1-8.3-1-11.3-2.7zm237.2-76.2c4.7 38.2-1.1 67.9-14.6 75.8-3 1.8-6.9 2.6-11.5 2.6-20.7 0-51.4-16.5-84-46.6 14-14.7 28-31.4 41.3-49.9 22.6-2.4 44-6.1 63.6-11 2.3 10.1 4.1 19.8 5.2 29.1zm38.5-66.7c-8.6 3.7-18 7-27.7 10.1-5.7-19.6-13.2-40-22.5-60.9 9.2-20.8 16.6-41.1 22.2-60.6 9.9 3.1 19.3 6.5 28.1 10.2 35.4 15.1 58.3 34.9 58.3 50.6-.1 15.7-23 35.6-58.4 50.6zM320.8 78.4z"/><circle cx="420.9" cy="296.5" r="45.7"/><path d="M520.5 78.1z"/></g></svg>

src/react-app-env.d.ts

@@ -0,0 +1,71 @@
+/// <reference types="node" />
+/// <reference types="react" />
+/// <reference types="react-dom" />
+
+declare namespace NodeJS {
+  interface ProcessEnv {
+    readonly NODE_ENV: 'development' | 'production' | 'test';
+    readonly PUBLIC_URL: string;
+  }
+}
+
+declare module '*.avif' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.bmp' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.gif' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.jpg' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.jpeg' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.png' {
+  const src: string;
+  export default src;
+}
+
+declare module '*.webp' {
+    const src: string;
+    export default src;
+}
+
+declare module '*.svg' {
+  import * as React from 'react';
+
+  export const ReactComponent: React.FunctionComponent<React.SVGProps<
+    SVGSVGElement
+  > & { title?: string }>;
+
+  const src: string;
+  export default src;
+}
+
+declare module '*.module.css' {
+  const classes: { readonly [key: string]: string };
+  export default classes;
+}
+
+declare module '*.module.scss' {
+  const classes: { readonly [key: string]: string };
+  export default classes;
+}
+
+declare module '*.module.sass' {
+  const classes: { readonly [key: string]: string };
+  export default classes;
+}

src/reportWebVitals.ts

@@ -0,0 +1,15 @@
+import { ReportHandler } from 'web-vitals';
+
+const reportWebVitals = (onPerfEntry?: ReportHandler) => {
+  if (onPerfEntry && onPerfEntry instanceof Function) {
+    import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
+      getCLS(onPerfEntry);
+      getFID(onPerfEntry);
+      getFCP(onPerfEntry);
+      getLCP(onPerfEntry);
+      getTTFB(onPerfEntry);
+    });
+  }
+};
+
+export default reportWebVitals;

src/setupTests.ts

@@ -0,0 +1,5 @@
+// jest-dom adds custom jest matchers for asserting on DOM nodes.
+// allows you to do things like:
+// expect(element).toHaveTextContent(/react/i)
+// learn more: https://github.com/testing-library/jest-dom
+import '@testing-library/jest-dom';

src/surfaces/DisplayPane.tsx

@@ -0,0 +1,117 @@
+import clsx from "clsx"
+import { ItemList, ItemListProps } from "components/ItemList"
+import { Command } from "core/Command"
+import { itemToType } from "core/Item"
+import { ItemStack, ItemType } from "core/ItemStack"
+import { parseCommand } from "core/Parser"
+
+import React, { useEffect, useState } from "react"
+
+type DisplayPaneProps = {
+    command: string,
+    displayIndex: number,
+    stacks: ItemStack[],
+    numBroken: number,
+    editCommand: (c: Command)=>void
+}
+
+const stacksToItemListProps = (stacks: ItemStack[], numBroken: number): [ItemListProps, ItemListProps, ItemListProps] => {
+  const materials = stacks.filter(stack=>itemToType(stack.item)==ItemType.Material);
+  const meals = stacks.filter(stack=>itemToType(stack.item)==ItemType.Meal);
+  const keyItems = stacks.filter(stack=>itemToType(stack.item)==ItemType.Key);
+  return [
+    {
+      items: stacksToNameAndCount(materials),
+      numBroken: Math.max(0, numBroken - keyItems.length - meals.length )
+    },
+    {
+      items: stacksToNameAndCount(meals),
+      numBroken: Math.max(0, numBroken - keyItems.length)
+    },{
+      items: stacksToNameAndCount(keyItems),
+      numBroken
+    },
+  ]
+}
+
+const stacksToNameAndCount = (stacks: ItemStack[]): ItemListProps["items"] => {
+  return stacks.map(({item, count})=>({name: item, count}));
+}
+
+export const DisplayPane: React.FC<DisplayPaneProps> = ({command,editCommand,displayIndex, stacks, numBroken})=>{
+    const [commandString, setCommandString] = useState<string>("");
+    const [hasError, setHasError] = useState<boolean>(false);
+    const [materialListProps, mealListProps, keyItemListProps] = stacksToItemListProps(stacks, numBroken);
+    useEffect(()=>{
+      if(commandString!==command){
+        setCommandString(command);
+        setHasError(false);
+      }
+      
+    }, [command, displayIndex]);
+
+    return <div id="DisplayPane" style={{
+        width: "calc( 100% - 300px - 5px )",
+        float: "right",
+        border: "1px solid black",
+        boxSizing: "content-box"
+       } }>
+        <div style={{
+        marginBottom: 2,
+        boxSizing: "content-box",
+        height: "50px"
+       } }>
+        <input className={clsx("Calamity", hasError && "InputError")} style={{
+          marginTop: 2,
+          width: "80%",
+          height: "40px",
+          fontSize: "20pt",
+          
+        }}value={commandString}
+        placeholder="Type command here..."
+        onChange={(e)=>{
+          const cmdString = e.target.value;
+          setCommandString(cmdString);
+          const parsedCommand = parseCommand(cmdString);
+          if(parsedCommand){
+            editCommand(parsedCommand);
+            setHasError(false);
+          }else{
+            setHasError(true);
+          }
+        }}></input>
+        <button>Reference</button>
+        </div>
+        
+      <div style={{
+        borderTop: "1px solid black",
+        borderBottom: "1px solid black",
+        marginBottom: 2,
+        boxSizing: "content-box",
+        height: "calc( ( 99vh - 60px ) / 3)",
+        overflowY: "auto"
+       } }>
+        <ItemList {...materialListProps}/>
+      </div>
+      <div style={{
+        borderTop: "1px solid black",
+        boxSizing: "content-box",
+        borderBottom: "1px solid black",
+        marginBottom: 2,
+        height: "calc( ( 99vh - 60px ) / 3)",
+        overflowY: "auto"
+       } }>
+        <ItemList {...mealListProps}/>
+      </div>
+      <div style={{
+        borderTop: "1px solid black",
+        boxSizing: "content-box",
+        height: "calc( ( 99vh - 60px ) / 3)",
+        overflowY: "auto"
+       } }>
+        <ItemList {...keyItemListProps}/>
+      </div>
+      
+
+      </div>
+}

tsconfig.json

@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    "target": "es5",
+    "lib": [
+      "dom",
+      "dom.iterable",
+      "esnext"
+    ],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "noFallthroughCasesInSwitch": true,
+    "module": "esnext",
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "noEmit": true,
+    "jsx": "react-jsx",
+    "baseUrl": "src",
+  },
+  "include": [
+    "src"
+  ]
+}