exchange_lesson_page.dart
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:flutter_easyloading/flutter_easyloading.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/route/route.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) {
String title = state.result?'兑换成功':'兑换失败';
EasyLoading.showToast(title);
Navigator.of(context).pushNamed(AppRouteName.exList);
}
},
child: _exchangeLessonPageView(),
);
}
Widget _exchangeLessonPageView() => BlocBuilder<ExchangeLessonBloc,ExchangeLessonState>(
builder: (context, state){
final bloc = BlocProvider.of<ExchangeLessonBloc>(context);
return Scaffold(
resizeToAvoidBottomInset: false,
body: Container(
color: Colors.white,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
10.5.verticalSpace,
Padding(
padding: EdgeInsets.symmetric(
horizontal: 15.w
),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
IconButton(
icon: Image.asset(
'back_around'.assetPng,
width: 40,
height: 40,
),
color: Colors.white,
onPressed: () {
Navigator.pop(context);
},
),
Image.asset(
'wow_ex_lesson'.assetPng,
width: 139.w,
height: 81.h,
),
SizedBox.fromSize(
size: const Size(40.0, 40.0)
)
],
),
),
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,
),
],
),
),
);
});
}