refactor: Reorganise file structure

Signed-off-by: quexeky <git@quexeky.dev>

src-tauri/src/client/cleanup.rs

@@ -0,0 +1,23 @@
+use log::{debug, error};
+use tauri::AppHandle;
+
+use crate::AppState;
+
+#[tauri::command]
+pub fn quit(app: tauri::AppHandle, state: tauri::State<'_, std::sync::Mutex<AppState<'_>>>) {
+    cleanup_and_exit(&app, &state);
+}
+
+pub fn cleanup_and_exit(app: &AppHandle, state: &tauri::State<'_, std::sync::Mutex<AppState<'_>>>) {
+    debug!("cleaning up and exiting application");
+    let download_manager = state.lock().unwrap().download_manager.clone();
+    match download_manager.ensure_terminated() {
+        Ok(res) => match res {
+            Ok(_) => debug!("download manager terminated correctly"),
+            Err(_) => error!("download manager failed to terminate correctly"),
+        },
+        Err(e) => panic!("{:?}", e),
+    }
+
+    app.exit(0);
+}