feat:环节页点击节流优化

吴启风
1 parent 4d8b0da4
Showing 2 changed files with 14 additions and 2 deletions
lib/pages/section/bloc/section_bloc.dart
lib/pages/section/section_page.dart
@@ -16,6 +16,7 @@ import &#39;package:wow_english/utils/toast_util.dart&#39;;
 import '../../../models/course_section_entity.dart';
 import '../../../models/course_unit_entity.dart';
 import '../../../utils/list_ext.dart';
+import '../../../utils/log_util.dart';
 part 'section_event.dart';
@@ -56,6 +57,9 @@ class SectionBloc extends Bloc&lt;SectionEvent, SectionState&gt; {
   CourseProcessEntity? get processEntity => _processEntity;
+  ///点击环节后先请求数据再进入，标志位避免频繁点击多次请求（以及多次进入）
+  bool _isRequesting = false;
+
   SectionBloc(this._courseUnitEntity, this._currentPage, this._pageController,
       this._listController, this._indicatorSrollController)
       : super(LessonInitial()) {
@@ -100,12 +104,19 @@ class SectionBloc extends Bloc&lt;SectionEvent, SectionState&gt; {
       if (e is ApiException) {
         showToast(e.message ?? '请求失败,请检查网络连接');
       }
+    } finally {
+      _isRequesting = false;
     }
   }
   void _requestEnterClass(
       RequestEnterClassEvent event, Emitter<SectionState> emitter) async {
     try {
+      Log.d("WQF _requestVideoLesson _isRequesting=$_isRequesting");
+      if (_isRequesting) {
+        return;
+      }
+      _isRequesting = true;
       await loading(() async {
         await ListenDao.enterClass(event.courseLessonId);
         emitter(RequestEnterClassState(event.courseLessonId, event.courseType));
@@ -113,6 +124,7 @@ class SectionBloc extends Bloc&lt;SectionEvent, SectionState&gt; {
     } catch (e) {
       if (e is ApiException) {
         showToast(e.message ?? '请求失败,请检查网络连接');
+        _isRequesting = false;
       }
     }
   }
@@ -103,10 +103,10 @@ class _SectionPageView extends StatelessWidget {
             ///视频类型
             ///获取视频课程内容
             if (state.courseType == 1) {
-              await AudioPlayerUtil.getInstance()
+              AudioPlayerUtil.getInstance()
                   .playAudio(AudioPlayerUtilType.musicTime);
             } else {
-              await AudioPlayerUtil.getInstance()
+              AudioPlayerUtil.getInstance()
                   .playAudio(AudioPlayerUtilType.videoTime);
             }
             bloc.add(RequestVideoLessonEvent(