add client config

Cargo.lock

@@ -425,6 +425,7 @@ dependencies = [
  "clap",
  "color-print",
  "serde",
+ "serde_json",
  "sqlx",
  "thiserror",
  "tokio",

Cargo.toml

@@ -10,6 +10,7 @@ clap = { version = "4.5", features = ["derive"] }
 color-print = "0.3"
 thiserror = "1.0"
 serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
 sqlx = { version = "0.7", features = ["runtime-tokio", "postgres"] }
 tokio = { version = "1.38", features = ["full"] }
 toml = "0.8"

src/command/config/schema.rs

@@ -1,56 +1,2 @@
-// This module is only for the schema definition. Always use `Option<T>` for
+mod client;
-// optional values, and do not implement `Default`s or use `#[serde(default)]`s.
+mod server;
-// Optional values are handled in the main Firefish program, and this tool
-// does not take care of it.
-
-use serde::{Deserialize, Serialize};
-use validator::Validate;
-
-type Port = u16;
-
-#[derive(Deserialize, Serialize, Validate, Debug)]
-pub(super) struct Config {
-    network: Network,
-    database: Database,
-    cache_server: CacheServer,
-    id: Option<Id>,
-}
-
-#[derive(Deserialize, Serialize, Validate, Debug)]
-pub(super) struct Network {
-    protocol: Option<HttpProtocol>,
-    host: String,
-    port: Port,
-}
-
-#[derive(Deserialize, Serialize, Debug)]
-pub(super) enum HttpProtocol {
-    Https,
-    Http,
-}
-
-#[derive(Deserialize, Serialize, Validate, Debug)]
-pub(super) struct Database {
-    host: String,
-    port: Port,
-    user: String,
-    password: String,
-    name: String,
-}
-
-#[derive(Deserialize, Serialize, Validate, Debug)]
-pub(super) struct CacheServer {
-    host: String,
-    port: Port,
-    user: Option<String>,
-    password: Option<String>,
-    index: Option<String>,
-    prefix: Option<String>,
-}
-
-#[derive(Deserialize, Serialize, Validate, Debug)]
-pub(super) struct Id {
-    #[validate(range(min = 16, max = 24))]
-    length: Option<u8>,
-    fingerprint: Option<String>,
-}

src/command/config/schema/client.rs

@@ -0,0 +1,75 @@
+//! Structure of the client config (`config/client.toml`)
+
+// This module is only for the schema definition. Always use `Option<T>` for
+// optional values, and do not implement `Default`s or use `#[serde(default)]`s.
+// Optional values are handled in the main Firefish program, and this tool
+// does not take care of it.
+
+use serde::{Deserialize, Serialize};
+use validator::{Validate, ValidationError};
+
+#[derive(Deserialize, Serialize, Validate, Debug)]
+pub(super) struct Config {
+    appearance: Appearance,
+}
+
+#[derive(Deserialize, Serialize, Validate, Debug)]
+pub(super) struct Appearance {
+    /// Server-wide default light theme
+    light_theme: Option<String>,
+    /// Server-wide default light theme
+    dark_theme: Option<String>,
+    #[validate(url)]
+    icon: Option<String>,
+    #[validate(url)]
+    banner_image: Option<String>,
+    #[validate(url)]
+    background_image: Option<String>,
+    #[validate(custom(function = "is_color_code"))]
+    theme_color: Option<String>,
+}
+
+fn is_color_code(color_code: &str) -> Result<(), ValidationError> {
+    let length = color_code.len();
+
+    if length == 0 || !color_code.starts_with('#') {
+        return Err(ValidationError::new(
+            "color code must starts with a number sign",
+        ));
+    }
+    if length != (1 + 3) && length != (1 + 6) {
+        return Err(ValidationError::new("color code must be 3 or 6 digits"));
+    }
+    if !color_code[1..]
+        .chars()
+        .all(|c| c.is_ascii_digit() || ('a'..='f').contains(&c) || ('A'..='F').contains(&c))
+    {
+        return Err(ValidationError::new(
+            "color code must be a hexadecimal number",
+        ));
+    }
+    Ok(())
+}
+
+#[cfg(test)]
+mod unit_test {
+    #[test]
+    fn is_color_code() {
+        super::is_color_code("#fff").unwrap();
+        super::is_color_code("#FFF").unwrap();
+        super::is_color_code("#000").unwrap();
+        super::is_color_code("#a32").unwrap();
+        super::is_color_code("#101010").unwrap();
+        super::is_color_code("#1ad010").unwrap();
+        super::is_color_code("#f9d43c").unwrap();
+
+        super::is_color_code("#g9d43c").unwrap_err();
+        super::is_color_code("#1234").unwrap_err();
+        super::is_color_code("#1").unwrap_err();
+        super::is_color_code("#a").unwrap_err();
+        super::is_color_code("101010").unwrap_err();
+        super::is_color_code("fff").unwrap_err();
+        super::is_color_code("##fff").unwrap_err();
+        super::is_color_code("なつ").unwrap_err();
+    }
+}

src/command/config/schema/server.rs

@@ -0,0 +1,58 @@
+//! Structure of the server config (`config/server.toml`)
+
+// This module is only for the schema definition. Always use `Option<T>` for
+// optional values, and do not implement `Default`s or use `#[serde(default)]`s.
+// Optional values are handled in the main Firefish program, and this tool
+// does not take care of it.
+
+use serde::{Deserialize, Serialize};
+use validator::Validate;
+
+type Port = u16;
+
+#[derive(Deserialize, Serialize, Validate, Debug)]
+pub(super) struct Config {
+    network: Network,
+    database: Database,
+    cache_server: CacheServer,
+    id: Option<Id>,
+}
+
+#[derive(Deserialize, Serialize, Validate, Debug)]
+pub(super) struct Network {
+    protocol: Option<HttpProtocol>,
+    host: String,
+    port: Port,
+}
+
+#[derive(Deserialize, Serialize, Debug)]
+pub(super) enum HttpProtocol {
+    Https,
+    Http,
+}
+
+#[derive(Deserialize, Serialize, Validate, Debug)]
+pub(super) struct Database {
+    host: String,
+    port: Port,
+    user: String,
+    password: String,
+    name: String,
+}
+
+#[derive(Deserialize, Serialize, Validate, Debug)]
+pub(super) struct CacheServer {
+    host: String,
+    port: Port,
+    user: Option<String>,
+    password: Option<String>,
+    index: Option<String>,
+    prefix: Option<String>,
+}
+
+#[derive(Deserialize, Serialize, Validate, Debug)]
+pub(super) struct Id {
+    #[validate(range(min = 16, max = 24))]
+    length: Option<u8>,
+    fingerprint: Option<String>,
+}