313 lines
11 KiB
Dart
313 lines
11 KiB
Dart
import 'dart:async';
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import '../../../core/router/routes.dart';
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import '../../../core/constants/app_colors.dart';
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import '../../../core/error/exceptions.dart';
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import '../../providers/user_providers.dart';
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class LoginPage extends ConsumerStatefulWidget {
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const LoginPage({super.key});
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@override
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ConsumerState<LoginPage> createState() => _LoginPageState();
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}
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class _LoginPageState extends ConsumerState<LoginPage> {
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// 设计色彩 - 与导航页面统一
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static const Color _orange = Color(0xFFFF6B00);
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final _formKey = GlobalKey<FormState>();
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final _phoneController = TextEditingController();
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final _passwordController = TextEditingController();
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bool _obscurePassword = true;
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@override
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void dispose() {
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_phoneController.dispose();
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_passwordController.dispose();
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super.dispose();
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}
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Future<void> _login() async {
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if (!_formKey.currentState!.validate()) return;
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final phone = _phoneController.text.trim();
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try {
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// 仅支持密码登录
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await ref.read(userNotifierProvider.notifier).loginWithPassword(
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phone,
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_passwordController.text,
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);
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if (mounted) {
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context.go(Routes.contribution);
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}
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} catch (e) {
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if (!mounted) return;
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final message = e is UnauthorizedException
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? e.message
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: e is ForbiddenException
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? e.message
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: e is NetworkException
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? e.message
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: e.toString().replaceFirst(RegExp(r'^[A-Za-z]+Exception:\s*'), '');
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ScaffoldMessenger.of(context).clearSnackBars();
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if (message.contains('锁定')) {
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// 账户已锁定 → 弹窗 + 找回密码（5秒后自动关闭）
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showDialog<void>(
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context: context,
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builder: (ctx) {
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Timer(const Duration(seconds: 5), () {
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if (ctx.mounted) Navigator.of(ctx, rootNavigator: true).maybePop();
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});
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return AlertDialog(
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title: const Text('账户已锁定'),
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content: Text(message),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(ctx),
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child: Text('知道了', style: TextStyle(color: AppColors.textSecondaryOf(context))),
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),
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ElevatedButton(
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onPressed: () {
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Navigator.pop(ctx);
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context.push(Routes.forgotPassword, extra: _phoneController.text.trim());
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},
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style: ElevatedButton.styleFrom(backgroundColor: _orange),
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child: const Text('找回密码', style: TextStyle(color: Colors.white)),
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),
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],
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);
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},
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);
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} else if (message.contains('还剩')) {
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// 密码错误但还有机会 → SnackBar 提醒 + 找回密码入口（4秒后强制关闭）
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final messenger = ScaffoldMessenger.of(context);
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messenger.showSnackBar(
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SnackBar(
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content: Text(message),
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backgroundColor: Colors.orange.shade800,
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duration: const Duration(seconds: 4),
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action: SnackBarAction(
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label: '找回密码',
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textColor: Colors.white,
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onPressed: () => context.push(Routes.forgotPassword, extra: _phoneController.text.trim()),
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),
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),
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);
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Future.delayed(const Duration(seconds: 4), () {
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messenger.hideCurrentSnackBar();
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});
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} else {
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final messenger = ScaffoldMessenger.of(context);
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messenger.showSnackBar(SnackBar(content: Text(message)));
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Future.delayed(const Duration(seconds: 3), () {
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messenger.hideCurrentSnackBar();
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});
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}
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}
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}
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@override
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Widget build(BuildContext context) {
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final userState = ref.watch(userNotifierProvider);
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final isDark = AppColors.isDark(context);
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return Scaffold(
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backgroundColor: AppColors.backgroundOf(context),
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body: SafeArea(
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child: SingleChildScrollView(
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padding: const EdgeInsets.all(24),
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child: Form(
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key: _formKey,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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const SizedBox(height: 60),
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// Logo
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Center(
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child: Container(
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width: 80,
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height: 80,
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decoration: BoxDecoration(
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color: _orange.withOpacity(isDark ? 0.2 : 0.1),
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borderRadius: BorderRadius.circular(20),
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),
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child: const Icon(
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Icons.eco,
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size: 48,
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color: _orange,
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),
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),
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),
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const SizedBox(height: 24),
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Text(
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'欢迎回来',
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style: TextStyle(
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fontSize: 28,
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fontWeight: FontWeight.bold,
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color: AppColors.textPrimaryOf(context),
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),
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textAlign: TextAlign.center,
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),
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const SizedBox(height: 8),
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Text(
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'登录您的股行账户',
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style: TextStyle(
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fontSize: 16,
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color: AppColors.textSecondaryOf(context),
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),
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textAlign: TextAlign.center,
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),
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const SizedBox(height: 48),
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// 仅显示密码登录（验证码登录已隐藏）
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const SizedBox(height: 24),
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// 手机号
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TextFormField(
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controller: _phoneController,
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keyboardType: TextInputType.phone,
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style: TextStyle(color: AppColors.textPrimaryOf(context)),
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decoration: InputDecoration(
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labelText: '手机号',
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labelStyle: TextStyle(color: AppColors.textSecondaryOf(context)),
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prefixIcon: Icon(Icons.phone_outlined, color: AppColors.textSecondaryOf(context)),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: AppColors.borderOf(context)),
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),
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enabledBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: AppColors.borderOf(context)),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: const BorderSide(color: _orange, width: 2),
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),
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filled: true,
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fillColor: AppColors.cardOf(context),
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),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return '请输入手机号';
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}
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if (!RegExp(r'^1[3-9]\d{9}$').hasMatch(value)) {
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return '请输入正确的手机号';
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}
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return null;
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},
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),
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const SizedBox(height: 16),
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// 密码输入
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TextFormField(
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controller: _passwordController,
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obscureText: _obscurePassword,
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style: TextStyle(color: AppColors.textPrimaryOf(context)),
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decoration: InputDecoration(
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labelText: '密码',
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labelStyle: TextStyle(color: AppColors.textSecondaryOf(context)),
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prefixIcon: Icon(Icons.lock_outline, color: AppColors.textSecondaryOf(context)),
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suffixIcon: IconButton(
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icon: Icon(
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_obscurePassword ? Icons.visibility_off_outlined : Icons.visibility_outlined,
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color: AppColors.textSecondaryOf(context),
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),
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onPressed: () => setState(() => _obscurePassword = !_obscurePassword),
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),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: AppColors.borderOf(context)),
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),
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enabledBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: AppColors.borderOf(context)),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderSide: const BorderSide(color: _orange, width: 2),
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),
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filled: true,
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fillColor: AppColors.cardOf(context),
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),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return '请输入密码';
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}
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return null;
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},
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),
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const SizedBox(height: 32),
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// 登录按钮
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SizedBox(
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height: 52,
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child: ElevatedButton(
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onPressed: userState.isLoading ? null : _login,
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style: ElevatedButton.styleFrom(
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backgroundColor: _orange,
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disabledBackgroundColor: _orange.withOpacity(0.5),
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elevation: 0,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(12),
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),
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),
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child: userState.isLoading
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? const SizedBox(
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width: 24,
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height: 24,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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color: Colors.white,
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),
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)
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: const Text(
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'登录',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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color: Colors.white,
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),
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),
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),
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),
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const SizedBox(height: 16),
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// 忘记密码
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Align(
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alignment: Alignment.centerRight,
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child: TextButton(
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onPressed: () => context.push(Routes.forgotPassword, extra: _phoneController.text.trim()),
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child: Text(
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'忘记密码？',
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style: TextStyle(color: AppColors.textSecondaryOf(context)),
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),
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),
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),
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// 注册入口已隐藏
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],
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),
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),
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),
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),
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);
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}
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}
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