feat(desktop): implement advanced transfer, tray icon, media cookies, and extension tcp server

apps/desktop/src/App.tsx

@@ -27,6 +27,7 @@ function App() {
   const activeView = useSettingsStore(state => state.activeView);
   const appFontSize = useSettingsStore(state => state.appFontSize);
   const showDockBadge = useSettingsStore(state => state.showDockBadge);
+  const showMenuBarIcon = useSettingsStore(state => state.showMenuBarIcon);
   const downloads = useDownloadStore(state => state.downloads);
   const activeDownloadCount = downloads.filter(download => download.status === 'downloading').length;
   const queuedCount = downloads.filter(download => download.status === 'queued').length;
@@ -43,6 +44,10 @@ function App() {
     invoke('update_dock_badge', { count: showDockBadge ? activeDownloadCount : 0 }).catch(() => {});
   }, [showDockBadge, activeDownloadCount]);
 
+  useEffect(() => {
+    invoke('toggle_tray_icon', { show: showMenuBarIcon }).catch(console.error);
+  }, [showMenuBarIcon]);
+
   useEffect(() => {
     if (previousSpeedLimit.current === globalSpeedLimit) return;
     previousSpeedLimit.current = globalSpeedLimit;
@@ -172,10 +177,21 @@ function App() {
       }
     });
 
+    const unlistenExtension = listen('extension-add-download', (event: any) => {
+      const { url, token } = event.payload;
+      const settings = useSettingsStore.getState();
+      if (settings.extensionPairingToken && token === settings.extensionPairingToken) {
+        useDownloadStore.getState().openAddModalWithUrls(url);
+      } else {
+        console.warn('Extension add download rejected: invalid token');
+      }
+    });
+
     return () => {
       unlistenProgress.then(f => f());
       unlistenComplete.then(f => f());
       unlistenFailed.then(f => f());
+      unlistenExtension.then(f => f());
     };
   }, []);
 

apps/desktop/src/components/AddDownloadsModal.tsx

@@ -250,7 +250,7 @@ const isMediaUrl = (url: string) => {
 
 
 export const AddDownloadsModal = () => {
-  const { isAddModalOpen, toggleAddModal, addDownload, queues } = useDownloadStore();
+  const { isAddModalOpen, pendingAddUrls, toggleAddModal, addDownload, queues } = useDownloadStore();
   const { defaultDownloadPath } = useSettingsStore();
 
   const [selectedQueueId, setSelectedQueueId] = useState<string>(MAIN_QUEUE_ID);
@@ -286,12 +286,12 @@ export const AddDownloadsModal = () => {
   useEffect(() => {
     if (isAddModalOpen) {
       setSaveLocation(defaultDownloadPath);
-      setUrls('');
+      setUrls(pendingAddUrls || '');
       setParsedItems([]);
       setSelectedItemIndex(null);
       setSelectedQueueId(queues.find(q => q.isMain)?.id || MAIN_QUEUE_ID);
     }
-  }, [isAddModalOpen, defaultDownloadPath]);
+  }, [isAddModalOpen, pendingAddUrls, defaultDownloadPath]);
 
   useEffect(() => {
     if (!saveLocation) return;

apps/desktop/src/components/PropertiesModal.tsx

@@ -69,6 +69,19 @@ export const PropertiesModal = () => {
         }
 
         setHeaders(activeItem.headers || '');
+        setChecksumEnabled(!!activeItem.checksum);
+        if (activeItem.checksum) {
+           const [algo, val] = activeItem.checksum.split('=');
+           if (val) {
+               setChecksumAlgorithm(algo);
+               setChecksumValue(val);
+           }
+        } else {
+           setChecksumAlgorithm('SHA-256');
+           setChecksumValue('');
+        }
+        setCookies(activeItem.cookies || '');
+        setMirrors(activeItem.mirrors || '');
         setErrorMessage('');
       } else {
         setItem(null);
@@ -115,6 +128,9 @@ export const PropertiesModal = () => {
       username: loginMode === 'custom' ? username.trim() : null,
       password: loginMode === 'custom' ? password.trim() : null,
       headers: headers.trim() || null,
+      checksum: checksumEnabled && checksumValue.trim() ? `${checksumAlgorithm}=${checksumValue.trim()}` : null,
+      cookies: cookies.trim() || null,
+      mirrors: mirrors.trim() || null,
     };
     
     updateDownload(item.id, updates);

apps/desktop/src/store/useDownloadStore.ts

@@ -104,6 +104,9 @@ export interface DownloadItem {
   username?: string | null;
   password?: string | null;
   headers?: string | null;
+  checksum?: string | null;
+  cookies?: string | null;
+  mirrors?: string | null;
   destination?: string;
   isMedia?: boolean;
   mediaFormatSelector?: string;
@@ -114,8 +117,10 @@ interface DownloadState {
   downloads: DownloadItem[];
   queues: Queue[];
   isAddModalOpen: boolean;
+  pendingAddUrls: string;
   selectedPropertiesDownloadId: string | null;
   toggleAddModal: (isOpen: boolean) => void;
+  openAddModalWithUrls: (urls: string) => void;
   setSelectedPropertiesDownloadId: (id: string | null) => void;
   addDownload: (item: DownloadItem) => void;
   updateDownload: (id: string, updates: Partial<DownloadItem>) => void;
@@ -135,8 +140,10 @@ export const useDownloadStore = create<DownloadState>((set, get) => ({
   downloads: [],
   queues: [{ id: MAIN_QUEUE_ID, name: 'Main Queue', isMain: true }],
   isAddModalOpen: false,
+  pendingAddUrls: '',
   selectedPropertiesDownloadId: null,
   toggleAddModal: (isOpen) => set({ isAddModalOpen: isOpen }),
+  openAddModalWithUrls: (urls) => set({ isAddModalOpen: true, pendingAddUrls: urls }),
   setSelectedPropertiesDownloadId: (id) => set({ selectedPropertiesDownloadId: id }),
   addDownload: (item) => {
     set((state) => ({ downloads: [...state.downloads, item] }));
@@ -317,6 +324,7 @@ export const useDownloadStore = create<DownloadState>((set, get) => ({
             destination: destPath,
             filename: item.fileName,
             formatSelector: item.mediaFormatSelector || null,
+            cookieSource: settings.mediaCookieSource !== 'none' ? settings.mediaCookieSource : null,
             speedLimit,
             username: item.username || (login ? login.username : null),
             password: item.password || keychainPassword
@@ -337,6 +345,9 @@ export const useDownloadStore = create<DownloadState>((set, get) => ({
             username: item.username || (login ? login.username : null),
             password: item.password || keychainPassword,
             headers: item.headers || null,
+            checksum: item.checksum || null,
+            cookies: item.cookies || null,
+            mirrors: item.mirrors || null,
             userAgent: settings.customUserAgent || null,
             maxTries: settings.maxAutomaticRetries,
             proxy: getProxyArgs(settings)