view.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/pages/unit/state.dart';
import 'package:wow_english/pages/unit/widget/course_unit_item.dart';
import 'package:wow_english/pages/unit/widget/home_tab_header_widget.dart';
import 'package:wow_english/route/route.dart';
import '../../models/course_module_entity.dart';
import '../../models/course_unit_entity.dart';
import '../../utils/toast_util.dart';
import 'bloc.dart';
import 'event.dart';
// 课程（单元）列表页（多unit，参考口语星球的框或分割标志）
class UnitPage extends StatelessWidget {
const UnitPage({super.key, this.courseModuleEntity});
/// 模块
final CourseModuleEntity? courseModuleEntity;
@override
Widget build(BuildContext context) {
return BlocProvider(
create: (BuildContext context) => UnitBloc(courseModuleEntity)
..add(RequestUnitDataEvent(courseModuleEntity?.id)),
child: Builder(builder: (context) => _buildPage(context)),
);
}
Widget _buildPage(BuildContext context) {
return BlocBuilder<UnitBloc, UnitState>(builder: (context, state) {
final bloc = BlocProvider.of<UnitBloc>(context);
return Scaffold(
body: Container(
color: Colors.white,
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
HomeTabHeaderWidget(
courseModuleCode: bloc.getCourseModuleCode(),
actionTap: (HeaderActionType type) {
bloc.headerActionEvent(type);
},
),
Expanded(
child: Container(
margin: EdgeInsets.symmetric(horizontal: 12.w),
child: ListView.builder(
itemCount:
bloc.unitData?.courseUnitVOList?.length ?? 0,
scrollDirection: Axis.horizontal,
itemBuilder: (BuildContext context, int index) {
CourseUnitDetail? data =
bloc.unitData?.courseUnitVOList?[index];
return GestureDetector(
onTap: () {
if (data.lock == true) {
showToast('当前单元课程暂未解锁');
return;
}
pushNamed(AppRouteName.courseSection,
arguments: {
'courseUnitEntity': bloc.unitData,
'courseUnitId': data.id
}).then((value) {
if (value != null) {
Map<String, dynamic> dataMap = value as Map<String, dynamic>;
bool needRefresh = dataMap['needRefresh'];
if (needRefresh) {
bloc.add(RequestUnitDataEvent(courseModuleEntity?.id));
}
}
});
},
child: CourseUnitItem(
unitEntity: bloc.unitData!,
unitLesson: data!,
),
);
})),
),
SafeArea(
child: Column(
children: [
6.verticalSpace,
],
),
)
],
),
),
),
);
});
}
}