rwadurian/frontend/mining-app/lib/presentation/pages/auth/register_page.dart

323 lines
11 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:go_router/go_router.dart';
import '../../../core/router/routes.dart';
import '../../../core/constants/app_colors.dart';
import '../../providers/user_providers.dart';
class RegisterPage extends ConsumerStatefulWidget {
const RegisterPage({super.key});
@override
ConsumerState<RegisterPage> createState() => _RegisterPageState();
}
class _RegisterPageState extends ConsumerState<RegisterPage> {
final _formKey = GlobalKey<FormState>();
final _phoneController = TextEditingController();
final _passwordController = TextEditingController();
final _confirmPasswordController = TextEditingController();
final _smsCodeController = TextEditingController();
bool _obscurePassword = true;
bool _obscureConfirmPassword = true;
int _countDown = 0;
@override
void dispose() {
_phoneController.dispose();
_passwordController.dispose();
_confirmPasswordController.dispose();
_smsCodeController.dispose();
super.dispose();
}
Future<void> _sendSmsCode() async {
final phone = _phoneController.text.trim();
if (phone.isEmpty || !RegExp(r'^1[3-9]\d{9}$').hasMatch(phone)) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('请输入正确的手机号')),
);
return;
}
try {
await ref.read(userNotifierProvider.notifier).sendSmsCode(phone, 'REGISTER');
setState(() => _countDown = 60);
_startCountDown();
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('验证码已发送')),
);
}
} catch (e) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('发送失败: $e')),
);
}
}
}
void _startCountDown() {
Future.delayed(const Duration(seconds: 1), () {
if (_countDown > 0 && mounted) {
setState(() => _countDown--);
_startCountDown();
}
});
}
Future<void> _register() async {
if (!_formKey.currentState!.validate()) return;
final phone = _phoneController.text.trim();
final password = _passwordController.text;
final smsCode = _smsCodeController.text.trim();
try {
await ref.read(userNotifierProvider.notifier).register(phone, password, smsCode);
if (mounted) {
context.go(Routes.home);
}
} catch (e) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('注册失败: $e')),
);
}
}
}
@override
Widget build(BuildContext context) {
final userState = ref.watch(userNotifierProvider);
return Scaffold(
backgroundColor: Colors.white,
appBar: AppBar(
backgroundColor: Colors.transparent,
elevation: 0,
leading: IconButton(
icon: const Icon(Icons.arrow_back, color: Colors.black),
onPressed: () => context.pop(),
),
),
body: SafeArea(
child: SingleChildScrollView(
padding: const EdgeInsets.all(24),
child: Form(
key: _formKey,
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
const Text(
'创建账户',
style: TextStyle(
fontSize: 28,
fontWeight: FontWeight.bold,
),
),
const SizedBox(height: 8),
Text(
'加入榴莲挖矿,开启绿色财富之旅',
style: TextStyle(
fontSize: 16,
color: Colors.grey[600],
),
),
const SizedBox(height: 32),
// 手机号
TextFormField(
controller: _phoneController,
keyboardType: TextInputType.phone,
decoration: InputDecoration(
labelText: '手机号',
prefixIcon: const Icon(Icons.phone),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return '请输入手机号';
}
if (!RegExp(r'^1[3-9]\d{9}$').hasMatch(value)) {
return '请输入正确的手机号';
}
return null;
},
),
const SizedBox(height: 16),
// 验证码
Row(
children: [
Expanded(
child: TextFormField(
controller: _smsCodeController,
keyboardType: TextInputType.number,
maxLength: 6,
decoration: InputDecoration(
labelText: '验证码',
prefixIcon: const Icon(Icons.sms),
counterText: '',
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return '请输入验证码';
}
if (value.length != 6) {
return '验证码为6位';
}
return null;
},
),
),
const SizedBox(width: 12),
SizedBox(
width: 120,
height: 56,
child: ElevatedButton(
onPressed: _countDown > 0 ? null : _sendSmsCode,
style: ElevatedButton.styleFrom(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
),
child: Text(
_countDown > 0 ? '${_countDown}s' : '获取验证码',
style: const TextStyle(fontSize: 14),
),
),
),
],
),
const SizedBox(height: 16),
// 密码
TextFormField(
controller: _passwordController,
obscureText: _obscurePassword,
decoration: InputDecoration(
labelText: '密码',
prefixIcon: const Icon(Icons.lock),
suffixIcon: IconButton(
icon: Icon(
_obscurePassword ? Icons.visibility_off : Icons.visibility,
),
onPressed: () => setState(() => _obscurePassword = !_obscurePassword),
),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return '请输入密码';
}
if (value.length < 6) {
return '密码至少6位';
}
return null;
},
),
const SizedBox(height: 16),
// 确认密码
TextFormField(
controller: _confirmPasswordController,
obscureText: _obscureConfirmPassword,
decoration: InputDecoration(
labelText: '确认密码',
prefixIcon: const Icon(Icons.lock_outline),
suffixIcon: IconButton(
icon: Icon(
_obscureConfirmPassword ? Icons.visibility_off : Icons.visibility,
),
onPressed: () => setState(() => _obscureConfirmPassword = !_obscureConfirmPassword),
),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
),
),
validator: (value) {
if (value == null || value.isEmpty) {
return '请确认密码';
}
if (value != _passwordController.text) {
return '两次密码输入不一致';
}
return null;
},
),
const SizedBox(height: 32),
// 注册按钮
SizedBox(
height: 52,
child: ElevatedButton(
onPressed: userState.isLoading ? null : _register,
style: ElevatedButton.styleFrom(
backgroundColor: AppColors.primary,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
),
child: userState.isLoading
? const SizedBox(
width: 24,
height: 24,
child: CircularProgressIndicator(
strokeWidth: 2,
color: Colors.white,
),
)
: const Text(
'注册',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.bold,
color: Colors.white,
),
),
),
),
const SizedBox(height: 24),
// 登录入口
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
'已有账号?',
style: TextStyle(color: Colors.grey[600]),
),
TextButton(
onPressed: () => context.pop(),
child: const Text('立即登录'),
),
],
),
],
),
),
),
),
);
}
}