fix: misc cleanup

rust/src/cmd.rs

@@ -190,12 +190,16 @@ pub async fn get_all_packages(state: State<'_, Mutex<AppData>>) -> Result<HashMa
 
 
 #[tauri::command]
-pub async fn get_game_packages(state: State<'_, Mutex<AppData>>, game: Game) -> Result<Vec<PkgKey>, ()> {
-    log::debug!("invoke: get_game_packages {game}");
+pub async fn get_game_packages(state: State<'_, Mutex<AppData>>, game: Option<Game>) -> Result<Vec<PkgKey>, ()> {
+    log::debug!("invoke: get_game_packages {game:?}");
 
     let appd = state.lock().await;
 
-    Ok(appd.pkgs.get_game_list(game))
+    if let Some(game) = game {
+        Ok(appd.pkgs.get_game_list(game))
+    } else {
+        Ok(Vec::new())
+    }
 }
 
 #[tauri::command]
@@ -437,6 +441,26 @@ pub async fn import_profile(path: PathBuf) -> Result<(), String> {
     Profile::import(path).map_err(|e| e.to_string())
 }
 
+#[tauri::command]
+pub async fn clear_cache(state: State<'_, Mutex<AppData>>) -> Result<(), String> {
+    log::debug!("invoke: clear_cache");
+
+    let appd = state.lock().await;
+    if let Some(p) = &appd.profile {
+        let dir = p.data_dir().join("mu3-mods-cache");
+        let path = dir.join("data_cache.bin");
+        if path.exists() {
+            std::fs::remove_file(path).map_err(|e| e.to_string())?;
+        }
+        let path = dir.join("data_fumen_analysis_cache.bin");
+        if path.exists() {
+            std::fs::remove_file(path).map_err(|e| e.to_string())?;
+        }
+    }
+
+    Ok(())
+}
+
 #[tauri::command]
 pub async fn list_platform_capabilities() -> Result<Vec<String>, ()> {
     log::debug!("invoke: list_platform_capabilities");

rust/src/lib.rs

@@ -207,6 +207,7 @@ pub async fn run(_args: Vec<String>) {
             cmd::create_shortcut,
             cmd::export_profile,
             cmd::import_profile,
+            cmd::clear_cache,
 
             cmd::get_global_config,
             cmd::set_global_config,