Config

src-tauri/src/commands/config.rs

@@ -0,0 +1,64 @@
+use serde::{Deserialize, Serialize};
+use std::fs;
+use std::sync::Mutex;
+use tauri::{AppHandle, Manager, State};
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct Config {
+    pub audio_device_name: Option<String>,
+}
+
+impl Default for Config {
+    fn default() -> Self {
+        Self {
+            audio_device_name: None,
+        }
+    }
+}
+
+pub struct ConfigState(pub Mutex<Config>);
+
+fn config_file_path(app: &AppHandle) -> Result<std::path::PathBuf, String> {
+    let dir = app
+        .path()
+        .app_data_dir()
+        .map_err(|e| format!("Failed to resolve app data dir: {e}"))?;
+    fs::create_dir_all(&dir).map_err(|e| format!("Failed to create app data dir: {e}"))?;
+    Ok(dir.join("config.json"))
+}
+
+#[tauri::command]
+pub fn update_config(state: State<ConfigState>, config: Config) -> Result<(), String> {
+    *state.0.lock().unwrap() = config;
+    Ok(())
+}
+
+#[tauri::command]
+pub fn save_config(app: AppHandle, state: State<ConfigState>) -> Result<(), String> {
+    let path = config_file_path(&app)?;
+    let config = state.0.lock().unwrap();
+
+    let json = serde_json::to_string_pretty(&*config)
+        .map_err(|e| format!("Failed to serialize config: {e}"))?;
+
+    fs::write(&path, json).map_err(|e| format!("Failed to write config: {e}"))?;
+
+    Ok(())
+}
+
+#[tauri::command]
+pub fn get_config(app: AppHandle, state: State<ConfigState>) -> Result<Config, String> {
+    let path = config_file_path(&app)?;
+
+    let config = if path.exists() {
+        let json = fs::read_to_string(&path).map_err(|e| format!("Failed to read config: {e}"))?;
+        serde_json::from_str(&json).map_err(|e| format!("Failed to parse config: {e}"))?
+    } else {
+        Config::default()
+    };
+
+    *state.0.lock().unwrap() = config.clone();
+
+    Ok(config)
+}