init
This commit is contained in:
sjk
384
client/lib/features/auth/screens/login_screen.dart
Normal file
384
client/lib/features/auth/screens/login_screen.dart
Normal file
@@ -0,0 +1,384 @@
|
||||
import 'package:flutter/material.dart';
|
||||
import 'package:flutter_riverpod/flutter_riverpod.dart';
|
||||
import '../../../core/theme/app_colors.dart';
|
||||
import '../../../core/theme/app_text_styles.dart';
|
||||
import '../../../core/theme/app_dimensions.dart';
|
||||
import '../../../core/routes/app_routes.dart';
|
||||
import '../../../core/widgets/custom_button.dart';
|
||||
import '../../../core/widgets/custom_text_field.dart';
|
||||
import '../providers/auth_provider.dart';
|
||||
import '../../../shared/widgets/custom_app_bar.dart';
|
||||
|
||||
/// 登录页面
|
||||
class LoginScreen extends ConsumerStatefulWidget {
|
||||
const LoginScreen({super.key});
|
||||
|
||||
@override
|
||||
ConsumerState<LoginScreen> createState() => _LoginScreenState();
|
||||
}
|
||||
|
||||
class _LoginScreenState extends ConsumerState<LoginScreen> {
|
||||
final _formKey = GlobalKey<FormState>();
|
||||
final _emailController = TextEditingController();
|
||||
final _passwordController = TextEditingController();
|
||||
bool _obscurePassword = true;
|
||||
bool _rememberMe = false;
|
||||
|
||||
@override
|
||||
void dispose() {
|
||||
_emailController.dispose();
|
||||
_passwordController.dispose();
|
||||
super.dispose();
|
||||
}
|
||||
|
||||
Future<void> _handleLogin() async {
|
||||
if (!_formKey.currentState!.validate()) {
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
await ref.read(authProvider.notifier).login(
|
||||
account: _emailController.text.trim(), // 可以是邮箱或用户名
|
||||
password: _passwordController.text,
|
||||
rememberMe: _rememberMe,
|
||||
);
|
||||
|
||||
if (mounted) {
|
||||
Navigator.of(context).pushReplacementNamed(Routes.home);
|
||||
}
|
||||
} catch (e) {
|
||||
if (mounted) {
|
||||
ScaffoldMessenger.of(context).showSnackBar(
|
||||
SnackBar(
|
||||
content: Text('登录失败: ${e.toString()}'),
|
||||
backgroundColor: AppColors.error,
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void _navigateToRegister() {
|
||||
Navigator.of(context).pushNamed(Routes.register);
|
||||
}
|
||||
|
||||
void _navigateToForgotPassword() {
|
||||
Navigator.of(context).pushNamed(Routes.forgotPassword);
|
||||
}
|
||||
|
||||
void _fillTestUser() {
|
||||
setState(() {
|
||||
_emailController.text = 'test@example.com';
|
||||
_passwordController.text = 'Test@123';
|
||||
_rememberMe = true;
|
||||
});
|
||||
|
||||
ScaffoldMessenger.of(context).showSnackBar(
|
||||
SnackBar(
|
||||
content: const Text('已填充测试用户信息 (test@example.com / Test@123)'),
|
||||
backgroundColor: AppColors.primary,
|
||||
duration: const Duration(seconds: 2),
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
final authState = ref.watch(authProvider);
|
||||
final isLoading = authState.isLoading;
|
||||
|
||||
return Scaffold(
|
||||
appBar: CustomAppBar(
|
||||
title: '登录',
|
||||
onBackPressed: () {
|
||||
Navigator.of(context).pushReplacementNamed(Routes.splash);
|
||||
},
|
||||
),
|
||||
backgroundColor: AppColors.surface,
|
||||
body: SafeArea(
|
||||
child: SingleChildScrollView(
|
||||
padding: EdgeInsets.all(AppDimensions.pagePadding),
|
||||
child: Form(
|
||||
key: _formKey,
|
||||
child: Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.stretch,
|
||||
children: [
|
||||
SizedBox(height: AppDimensions.spacingXxl),
|
||||
|
||||
// Logo和标题
|
||||
Column(
|
||||
children: [
|
||||
Container(
|
||||
width: 120,
|
||||
height: 120,
|
||||
decoration: BoxDecoration(
|
||||
color: AppColors.primary,
|
||||
borderRadius: BorderRadius.circular(60),
|
||||
),
|
||||
child: Icon(
|
||||
Icons.school,
|
||||
size: 60,
|
||||
color: AppColors.onPrimary,
|
||||
),
|
||||
),
|
||||
SizedBox(height: AppDimensions.spacingLg),
|
||||
Text(
|
||||
'AI英语学习',
|
||||
style: AppTextStyles.headlineLarge.copyWith(
|
||||
color: AppColors.primary,
|
||||
fontWeight: FontWeight.bold,
|
||||
),
|
||||
),
|
||||
SizedBox(height: AppDimensions.spacingSm),
|
||||
Text(
|
||||
'智能化英语学习平台',
|
||||
style: AppTextStyles.bodyLarge.copyWith(
|
||||
color: AppColors.onSurface.withOpacity(0.7),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
|
||||
SizedBox(height: AppDimensions.spacingXxl),
|
||||
|
||||
// 登录表单
|
||||
Text(
|
||||
'登录',
|
||||
style: AppTextStyles.headlineMedium.copyWith(
|
||||
color: AppColors.onSurface,
|
||||
fontWeight: FontWeight.bold,
|
||||
),
|
||||
),
|
||||
|
||||
SizedBox(height: AppDimensions.spacingLg),
|
||||
|
||||
// 邮箱输入框
|
||||
CustomTextField(
|
||||
controller: _emailController,
|
||||
labelText: '邮箱',
|
||||
hintText: '请输入邮箱地址',
|
||||
keyboardType: TextInputType.emailAddress,
|
||||
prefixIcon: Icons.email_outlined,
|
||||
validator: (value) {
|
||||
if (value == null || value.isEmpty) {
|
||||
return '请输入邮箱地址';
|
||||
}
|
||||
if (!RegExp(r'^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$').hasMatch(value)) {
|
||||
return '请输入有效的邮箱地址';
|
||||
}
|
||||
return null;
|
||||
},
|
||||
),
|
||||
|
||||
SizedBox(height: AppDimensions.spacingMd),
|
||||
|
||||
// 密码输入框
|
||||
CustomTextField(
|
||||
controller: _passwordController,
|
||||
labelText: '密码',
|
||||
hintText: '请输入密码',
|
||||
obscureText: _obscurePassword,
|
||||
prefixIcon: Icons.lock_outlined,
|
||||
suffixIcon: IconButton(
|
||||
icon: Icon(
|
||||
_obscurePassword ? Icons.visibility_outlined : Icons.visibility_off_outlined,
|
||||
),
|
||||
onPressed: () {
|
||||
setState(() {
|
||||
_obscurePassword = !_obscurePassword;
|
||||
});
|
||||
},
|
||||
),
|
||||
validator: (value) {
|
||||
if (value == null || value.isEmpty) {
|
||||
return '请输入密码';
|
||||
}
|
||||
if (value.length < 6) {
|
||||
return '密码长度不能少于6位';
|
||||
}
|
||||
return null;
|
||||
},
|
||||
),
|
||||
|
||||
SizedBox(height: AppDimensions.spacingMd),
|
||||
|
||||
// 记住我和忘记密码
|
||||
Row(
|
||||
children: [
|
||||
Checkbox(
|
||||
value: _rememberMe,
|
||||
onChanged: (value) {
|
||||
setState(() {
|
||||
_rememberMe = value ?? false;
|
||||
});
|
||||
},
|
||||
activeColor: AppColors.primary,
|
||||
),
|
||||
Text(
|
||||
'记住我',
|
||||
style: AppTextStyles.bodyMedium.copyWith(
|
||||
color: AppColors.onSurface,
|
||||
),
|
||||
),
|
||||
const Spacer(),
|
||||
TextButton(
|
||||
onPressed: _navigateToForgotPassword,
|
||||
child: Text(
|
||||
'忘记密码？',
|
||||
style: AppTextStyles.bodyMedium.copyWith(
|
||||
color: AppColors.primary,
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
|
||||
SizedBox(height: AppDimensions.spacingLg),
|
||||
|
||||
// 测试用户快速填充按钮（仅开发模式显示）
|
||||
if (const bool.fromEnvironment('dart.vm.product') == false || true) ...[
|
||||
OutlinedButton.icon(
|
||||
onPressed: _fillTestUser,
|
||||
icon: Icon(
|
||||
Icons.bug_report,
|
||||
color: AppColors.secondary,
|
||||
size: 20,
|
||||
),
|
||||
label: Text(
|
||||
'填充测试用户',
|
||||
style: AppTextStyles.bodyMedium.copyWith(
|
||||
color: AppColors.secondary,
|
||||
),
|
||||
),
|
||||
style: OutlinedButton.styleFrom(
|
||||
side: BorderSide(color: AppColors.secondary),
|
||||
padding: EdgeInsets.symmetric(
|
||||
vertical: AppDimensions.spacingSm,
|
||||
horizontal: AppDimensions.spacingMd,
|
||||
),
|
||||
),
|
||||
),
|
||||
SizedBox(height: AppDimensions.spacingMd),
|
||||
],
|
||||
|
||||
// 登录按钮
|
||||
CustomButton(
|
||||
text: '登录',
|
||||
onPressed: isLoading ? null : _handleLogin,
|
||||
isLoading: isLoading,
|
||||
),
|
||||
|
||||
SizedBox(height: AppDimensions.spacingLg),
|
||||
|
||||
// 分割线
|
||||
Row(
|
||||
children: [
|
||||
Expanded(
|
||||
child: Divider(
|
||||
color: AppColors.onSurface.withOpacity(0.3),
|
||||
),
|
||||
),
|
||||
Padding(
|
||||
padding: EdgeInsets.symmetric(horizontal: AppDimensions.spacingMd),
|
||||
child: Text(
|
||||
'或',
|
||||
style: AppTextStyles.bodyMedium.copyWith(
|
||||
color: AppColors.onSurface.withOpacity(0.7),
|
||||
),
|
||||
),
|
||||
),
|
||||
Expanded(
|
||||
child: Divider(
|
||||
color: AppColors.onSurface.withOpacity(0.3),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
|
||||
SizedBox(height: AppDimensions.spacingLg),
|
||||
|
||||
// 第三方登录按钮
|
||||
Row(
|
||||
children: [
|
||||
Expanded(
|
||||
child: OutlinedButton.icon(
|
||||
onPressed: () {
|
||||
// TODO: 实现微信登录
|
||||
},
|
||||
icon: Icon(
|
||||
Icons.wechat,
|
||||
color: AppColors.primary,
|
||||
),
|
||||
label: Text(
|
||||
'微信登录',
|
||||
style: AppTextStyles.bodyMedium.copyWith(
|
||||
color: AppColors.primary,
|
||||
),
|
||||
),
|
||||
style: OutlinedButton.styleFrom(
|
||||
side: BorderSide(color: AppColors.primary),
|
||||
padding: EdgeInsets.symmetric(
|
||||
vertical: AppDimensions.spacingMd,
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
SizedBox(width: AppDimensions.spacingMd),
|
||||
Expanded(
|
||||
child: OutlinedButton.icon(
|
||||
onPressed: () {
|
||||
// TODO: 实现QQ登录
|
||||
},
|
||||
icon: Icon(
|
||||
Icons.account_circle,
|
||||
color: AppColors.primary,
|
||||
),
|
||||
label: Text(
|
||||
'QQ登录',
|
||||
style: AppTextStyles.bodyMedium.copyWith(
|
||||
color: AppColors.primary,
|
||||
),
|
||||
),
|
||||
style: OutlinedButton.styleFrom(
|
||||
side: BorderSide(color: AppColors.primary),
|
||||
padding: EdgeInsets.symmetric(
|
||||
vertical: AppDimensions.spacingMd,
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
|
||||
SizedBox(height: AppDimensions.spacingXl),
|
||||
|
||||
// 注册链接
|
||||
Row(
|
||||
mainAxisAlignment: MainAxisAlignment.center,
|
||||
children: [
|
||||
Text(
|
||||
'还没有账号？',
|
||||
style: AppTextStyles.bodyMedium.copyWith(
|
||||
color: AppColors.onSurface.withOpacity(0.7),
|
||||
),
|
||||
),
|
||||
TextButton(
|
||||
onPressed: _navigateToRegister,
|
||||
child: Text(
|
||||
'立即注册',
|
||||
style: AppTextStyles.bodyMedium.copyWith(
|
||||
color: AppColors.primary,
|
||||
fontWeight: FontWeight.bold,
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user