opt: video subtitle

avoid refetching subtitle
fix stuck when parsing large subtitle body

opt: viewpoints

Update README.md

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/common/widgets/list_sheet.dart

@@ -7,6 +7,7 @@ import 'package:PiliPalaX/models/bangumi/info.dart' as bangumi;
 import 'package:PiliPalaX/models/video_detail_res.dart' as video;
 import 'package:flutter/material.dart';
 import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
+import 'package:get/get.dart';
 import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
 import 'package:scrollable_positioned_list/scrollable_positioned_list.dart';
 
@@ -23,7 +24,6 @@ class ListSheetContent extends StatefulWidget {
     this.aid,
     required this.currentCid,
     required this.changeFucCall,
-    required this.onClose,
   });
 
   final dynamic index;
@@ -33,7 +33,6 @@ class ListSheetContent extends StatefulWidget {
   final int? aid;
   final int currentCid;
   final Function changeFucCall;
-  final VoidCallback? onClose;
 
   @override
   State<ListSheetContent> createState() => _ListSheetContentState();
@@ -137,7 +136,7 @@ class _ListSheetContentState extends State<ListSheetContent>
           }
         }
         SmartDialog.showToast('切换到：$title');
-        widget.onClose?.call();
+        Get.back();
         widget.changeFucCall(
           episode is bangumi.EpisodeItem ? episode.epId : null,
           episode.runtimeType.toString() == "EpisodeItem"
@@ -327,7 +326,7 @@ class _ListSheetContentState extends State<ListSheetContent>
                 _mediumButton(
                   tooltip: '关闭',
                   icon: Icons.close,
-                  onPressed: widget.onClose,
+                  onPressed: Get.back,
                 ),
               ],
             ),