refactor(downloads): Moved all files relevant to game downloads to their own directory

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

src-tauri/src/games/downloads/download_commands.rs

@@ -0,0 +1,68 @@
+use std::sync::{Arc, Mutex};
+
+use crate::{download_manager::{downloadable::Downloadable, downloadable_metadata::DownloadableMetadata}, AppState};
+
+use super::download_agent::GameDownloadAgent;
+
+#[tauri::command]
+pub fn download_game(
+    game_id: String,
+    game_version: String,
+    install_dir: usize,
+    state: tauri::State<'_, Mutex<AppState>>,
+) -> Result<(), String> {
+    let sender = state.lock().unwrap().download_manager.get_sender();
+    let game_download_agent = Arc::new(
+        Box::new(GameDownloadAgent::new(game_id, game_version, install_dir, sender)) as Box<dyn Downloadable + Send + Sync>
+    );
+    state
+        .lock()
+        .unwrap()
+        .download_manager
+        .queue_download(game_download_agent)
+        .map_err(|_| "An error occurred while communicating with the download manager.".to_string())
+}
+
+#[tauri::command]
+pub fn pause_game_downloads(state: tauri::State<'_, Mutex<AppState>>) {
+    state.lock().unwrap().download_manager.pause_downloads()
+}
+
+#[tauri::command]
+pub fn resume_game_downloads(state: tauri::State<'_, Mutex<AppState>>) {
+    state.lock().unwrap().download_manager.resume_downloads()
+}
+
+#[tauri::command]
+pub fn move_game_in_queue(
+    state: tauri::State<'_, Mutex<AppState>>,
+    old_index: usize,
+    new_index: usize,
+) {
+    state
+        .lock()
+        .unwrap()
+        .download_manager
+        .rearrange(old_index, new_index)
+}
+
+#[tauri::command]
+pub fn cancel_game(state: tauri::State<'_, Mutex<AppState>>, meta: DownloadableMetadata) {
+    state.lock().unwrap().download_manager.cancel(meta)
+}
+
+/*
+#[tauri::command]
+pub fn get_current_write_speed(state: tauri::State<'_, Mutex<AppState>>) {}
+*/
+
+/*
+fn use_download_agent(
+    state: tauri::State<'_, Mutex<AppState>>,
+    game_id: String,
+) -> Result<Arc<GameDownloadAgent>, String> {
+    let lock = state.lock().unwrap();
+    let download_agent = lock.download_manager.get(&game_id).ok_or("Invalid game ID")?;
+    Ok(download_agent.clone()) // Clones the Arc, not the underlying data structure
+}
+*/