reading_page.dart
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:wow_english/common/extension/string_extension.dart';
import 'package:wow_english/pages/reading/widgets/ReadingModeType.dart';
import '../../common/core/user_util.dart';
import '../../models/course_process_entity.dart';
import 'bloc/reading_bloc.dart';
class ReadingPage extends StatelessWidget {
const ReadingPage({super.key, this.courseLessonId});
final String? courseLessonId;
@override
Widget build(BuildContext context) {
return BlocProvider(
create: (_) => ReadingPageBloc(PageController(), courseLessonId ?? '')
..add(InitBlocEvent())
..add(RequestDataEvent()),
child: _ReadingPage(),
);
}
}
class _ReadingPage extends StatelessWidget {
@override
Widget build(BuildContext context) {
return BlocListener<ReadingPageBloc, ReadingPageState>(
listener: (context, state) {
if (state is RequestDataState) {
// context.read<TopicPictureBloc>().add(CurrentPageIndexChangeEvent(0));
print('reading RequestDataState=$state');
///刷新页面
context.read<ReadingPageBloc>().add(CurrentPageIndexChangeEvent(0));
}
},
child: _readingPageView(),
);
}
Widget _readingPageView() => BlocBuilder<ReadingPageBloc, ReadingPageState>(
buildWhen: (_, s) => s is CurrentPageIndexState,
builder: (context, state) {
final bloc = BlocProvider.of<ReadingPageBloc>(context);
return Container(
color: Colors.white,
child: Stack(
children: [
PageView.builder(
itemCount: bloc.dataCount(),
controller: bloc.pageController,
onPageChanged: (int index) {
bloc.add(CurrentPageIndexChangeEvent(index));
},
itemBuilder: (context, int index) {
return _readingPagerItem(bloc.entity!.readings![index]);
}),
Container(
color: Colors.transparent,
height: 60.h,
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Padding(
padding:
EdgeInsets.only(left: ScreenUtil().bottomBarHeight),
child: IconButton(
onPressed: () {
Navigator.pop(context);
},
icon: Image.asset(
'back_around'.assetPng,
width: 40,
height: 40,
)),
),
Container(
height: 32.h,
padding: EdgeInsets.symmetric(horizontal: 27.w),
decoration: BoxDecoration(
color: const Color(0xFF00B6F1),
borderRadius: BorderRadius.circular(15.r),
border: Border.all(
width: 1.0,
color: const Color(0xFF140C10),
),
),
alignment: Alignment.center,
child: Text(
'${bloc.currentPage}/${bloc.dataCount()}',
style: TextStyle(fontSize: 20.sp, color: Colors.white),
),
),
Padding(
padding: EdgeInsets.only(
right: 15.w + ScreenUtil().bottomBarHeight),
child: GestureDetector(
onTap: () {
bloc.add(CurrentModeChangeEvent());
},
child: SizedBox(
height: 40.h,
child: Container(
decoration: BoxDecoration(
image: DecorationImage(
image: AssetImage('bg_reading_mode'.assetPng),
fit: BoxFit.fill),
),
alignment: Alignment.center,
padding: EdgeInsets.symmetric(horizontal: 10.w),
child: Text(
bloc.currentMode == ReadingModeType.auto
? '设为手动'
: '设为自动',
style: TextStyle(fontSize: 14.5.sp),
),
),
),
),
),
// ScreenUtil().bottomBarHeight.horizontalSpace,
],
),
),
Align(
alignment: Alignment.bottomLeft,
child: Container(
color: const Color(0x4DFFFFFF),
margin: EdgeInsets.symmetric(horizontal: 10.w),
child: Row(
children: [
GestureDetector(
onTap: () {
if (bloc.isRecording) {
return;
}
bloc.add(PlayOriginalAudioEvent(null));
},
child: Image.asset(
bloc.voicePlayState == VoicePlayState.playing &&
bloc.isOriginAudioPlaying
? 'reade_answer'.assetGif
: 'voice'.assetPng,
height: 40.h,
width: 45.w,
),
),
SizedBox(
width: 10.w,
),
Expanded(
child: Text(
bloc.currentPageData()?.word ?? '',
style: TextStyle(
color: const Color(0xFF333333), fontSize: 21.sp),
maxLines: 2,
overflow: TextOverflow.ellipsis,
)),
SizedBox(
width: 10.w,
),
GestureDetector(
onTap: () {
if (bloc.isRecording) {
bloc.add(XSVoiceStopEvent());
} else {
bloc.add(XSVoiceStartEvent(
bloc.currentPageData()?.word ?? '',
'0',
UserUtil.getUser()!.id.toString()));
}
},
child: Image.asset(
'micro_phone'.assetPng,
height: 47.h,
width: 47.w,
)),
SizedBox(
width: 10.w,
),
GestureDetector(
onTap: () {
if (bloc.isRecording) {
return;
}
bloc.add(PlayRecordAudioEvent());
},
child: Visibility(
visible: bloc.currentPageData()?.recordUrl != null,
child: Image.asset(
bloc.isRecordAudioPlaying
? 'record_pause'.assetWebp
: 'record_play'.assetWebp,
height: 33.h,
width: 33.w,
),
)),
],
),
),
)
],
),
);
});
Widget _readingPagerItem(CourseProcessReadings readings) =>
BlocBuilder<ReadingPageBloc, ReadingPageState>(builder: (context, state) {
return Stack(
children: [
Image.network(readings.picUrl ?? '',
height: double.infinity, width: double.infinity),
],
);
});
}