feat: 稍后再看&收藏夹播放全部

lib/pages/fav_detail/controller.dart

@@ -6,17 +6,17 @@ import 'package:pilipala/http/video.dart';
 import 'package:pilipala/models/user/fav_detail.dart';
 import 'package:pilipala/models/user/fav_folder.dart';
 import 'package:pilipala/pages/fav/index.dart';
+import 'package:pilipala/utils/utils.dart';
 
 class FavDetailController extends GetxController {
   FavFolderItemData? item;
-  Rx<FavDetailData> favDetailData = FavDetailData().obs;
 
   int? mediaId;
   late String heroTag;
   int currentPage = 1;
   bool isLoadingMore = false;
   RxMap favInfo = {}.obs;
-  RxList favList = [].obs;
+  RxList<FavDetailItemData> favList = <FavDetailItemData>[].obs;
   RxString loadingText = '加载中...'.obs;
   RxInt mediaCount = 0.obs;
   late String isOwner;

lib/pages/fav_detail/view.dart

@@ -260,6 +260,15 @@ class _FavDetailPageState extends State<FavDetailPage> {
           )
         ],
       ),
+      floatingActionButton: Obx(
+        () => _favDetailController.mediaCount > 0
+            ? FloatingActionButton.extended(
+                onPressed: _favDetailController.toViewPlayAll,
+                label: const Text('播放全部'),
+                icon: const Icon(Icons.playlist_play),
+              )
+            : const SizedBox(),
+      ),
     );
   }
 }