exchange_lesson_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/common/widgets/textfield_customer_widget.dart';
import 'package:wow_english/pages/home/event.dart';
import 'package:wow_english/pages/shop/exchane/widegts/exchange_result_dialog.dart';
import 'package:wow_english/route/route.dart';
import '../../../common/widgets/we_app_bar.dart';
import 'bloc/exchange_lesson_bloc.dart';
class ExchangeLessonPage extends StatelessWidget {
const ExchangeLessonPage({super.key});
@override
Widget build(BuildContext context) {
return BlocProvider(
create: (context) => ExchangeLessonBloc(),
child: _ExchangeLessonPage(),
);
}
}
class _ExchangeLessonPage extends StatelessWidget {
@override
Widget build(BuildContext context) {
return BlocListener<ExchangeLessonBloc, ExchangeLessonState>(
listener: (context, state) {
if (state is CheckCodeResultState) {
final bloc = BlocProvider.of<ExchangeLessonBloc>(context);
bloc.exchangeSuccess = state.result;
showDialog<ExChangeResultDialog>(
context: context,
barrierDismissible: !state.result,
builder: (context) {
return ExChangeResultDialog(
resultType: state.result,
onTap: () {
popPage(data: {'exchange': bloc.exchangeSuccess});
});
});
}
},
child: _exchangeLessonPageView(),
);
}
Widget _exchangeLessonPageView() =>
BlocBuilder<ExchangeLessonBloc, ExchangeLessonState>(
builder: (context, state) {
final bloc = BlocProvider.of<ExchangeLessonBloc>(context);
return Scaffold(
resizeToAvoidBottomInset: false,
body: Stack(
children: [
Container(
color: Colors.white,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
10.5.verticalSpace,
Padding(
padding: EdgeInsets.symmetric(horizontal: 15.w),
child: Center(
child: Image.asset(
'wow_ex_lesson'.assetPng,
width: 139.w,
height: 81.h,
),
),
),
Expanded(
child: Padding(
padding: EdgeInsets.symmetric(horizontal: 135.w),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
TextFieldCustomerWidget(
height: 55.h,
hitText: '请输入兑换码',
bgImageName: 'Input_layer_up',
textInputType: TextInputType.emailAddress,
controller: bloc.codeNumberController,
onChangeValue: (String value) {
bloc.add(CodeNumberChangeEvent());
},
),
21.5.verticalSpace,
GestureDetector(
onTap: () {
if (bloc.checkCode) {
bloc.add(CheckCodeEvent());
}
},
child: Container(
decoration: BoxDecoration(
image: DecorationImage(
image: AssetImage(bloc.checkCode
? 'ex_sure'.assetPng
: 'ex_dis'.assetPng),
fit: BoxFit.fill),
),
padding: EdgeInsets.symmetric(
horizontal: 27.w, vertical: 14.h),
child: Text(
'兑换',
style: TextStyle(
fontSize: 16.sp, color: Colors.white),
),
),
)
],
),
),
),
Image.asset(
'bottom_grass'.assetPng,
),
],
),
),
Positioned(
top: 0,
left: 0,
right: 0,
child: WEAppBar(
backgroundColor: Colors.transparent,
onBack: () {
popPage(data: {'exchange': bloc.exchangeSuccess});
},
),
),
],
));
});
}