334 lines
14 KiB
Dart
334 lines
14 KiB
Dart
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import 'package:sales_chat/providers/auth_provider.dart';
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import 'package:sales_chat/services/api_service.dart';
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import 'package:sales_chat/theme/app_theme.dart';
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/// 注册页面 —— 微信风格，简约现代
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class RegisterPage extends StatefulWidget {
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const RegisterPage({super.key});
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@override
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State<RegisterPage> createState() => _RegisterPageState();
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}
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class _RegisterPageState extends State<RegisterPage> {
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final _formKey = GlobalKey<FormState>();
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final _usernameController = TextEditingController();
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final _emailController = TextEditingController();
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final _nicknameController = TextEditingController();
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final _passwordController = TextEditingController();
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final _confirmPasswordController = TextEditingController();
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final _inviteCodeController = TextEditingController();
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bool _obscurePassword = true;
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bool _obscureConfirmPassword = true;
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@override
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void dispose() {
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_usernameController.dispose();
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_emailController.dispose();
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_nicknameController.dispose();
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_passwordController.dispose();
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_confirmPasswordController.dispose();
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_inviteCodeController.dispose();
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super.dispose();
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}
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/// 处理注册请求
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Future<void> _handleRegister() async {
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if (!_formKey.currentState!.validate()) return;
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final authProvider = context.read<AuthProvider>();
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final apiService = context.read<ApiService>();
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final inviteCode = _inviteCodeController.text.trim();
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final success = await authProvider.register(
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username: _usernameController.text.trim(),
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email: _emailController.text.trim(),
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nickname: _nicknameController.text.trim().isNotEmpty
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? _nicknameController.text.trim()
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: null,
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password: _passwordController.text,
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);
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if (success && mounted) {
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// 如果有邀请码，注册后自动加入群组
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if (inviteCode.isNotEmpty) {
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try {
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await apiService.joinInvite(inviteCode);
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} catch (e) {
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// 加入群组失败不影响注册流程，静默处理
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debugPrint('邀请码加入失败: $e');
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}
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}
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Navigator.of(context).pushReplacementNamed('/home');
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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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return Scaffold(
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backgroundColor: AppTheme.scaffoldBackground,
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body: SafeArea(
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child: Center(
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child: SingleChildScrollView(
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padding: const EdgeInsets.symmetric(horizontal: 28, vertical: 24),
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child: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 400),
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child: Column(
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children: [
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// 顶部标题区域
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const SizedBox(height: 32),
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Text(
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'注册',
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style: Theme.of(context).textTheme.headlineLarge?.copyWith(
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fontWeight: FontWeight.bold,
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color: AppTheme.textPrimary,
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fontSize: 28,
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),
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textAlign: TextAlign.center,
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),
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const SizedBox(height: 28),
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// 白色卡片容器 —— 表单区域
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Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 24,
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vertical: 24,
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),
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decoration: BoxDecoration(
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color: AppTheme.cardBackground,
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borderRadius: BorderRadius.circular(12),
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),
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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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// 用户名输入框
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TextFormField(
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controller: _usernameController,
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decoration: const InputDecoration(
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labelText: '用户名',
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hintText: '3-20位，字母/数字/下划线',
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prefixIcon: Icon(Icons.person_outline),
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),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return '请输入用户名';
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}
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if (!RegExp(r'^[a-zA-Z0-9_]{3,20}$').hasMatch(value)) {
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return '用户名：3-20位，字母/数字/下划线';
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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: 14),
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// 邮箱输入框
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TextFormField(
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controller: _emailController,
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keyboardType: TextInputType.emailAddress,
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decoration: const InputDecoration(
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labelText: '邮箱',
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hintText: '请输入邮箱',
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prefixIcon: Icon(Icons.email_outlined),
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),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return '请输入邮箱';
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}
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if (!value.contains('@')) {
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return '请输入有效的邮箱地址';
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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: 14),
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// 昵称输入框（可选）
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TextFormField(
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controller: _nicknameController,
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decoration: const InputDecoration(
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labelText: '昵称（可选）',
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hintText: '显示名称',
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prefixIcon: Icon(Icons.badge_outlined),
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),
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),
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const SizedBox(height: 14),
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// 密码输入框
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TextFormField(
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controller: _passwordController,
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obscureText: _obscurePassword,
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decoration: InputDecoration(
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labelText: '密码',
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hintText: '至少6个字符',
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prefixIcon: const Icon(Icons.lock_outlined),
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suffixIcon: IconButton(
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icon: Icon(
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_obscurePassword
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? Icons.visibility_off
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: Icons.visibility,
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),
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onPressed: () {
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setState(() {
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_obscurePassword = !_obscurePassword;
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});
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},
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),
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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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if (value.length < 6) {
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return '密码至少需要6个字符';
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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: 14),
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// 确认密码输入框
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TextFormField(
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controller: _confirmPasswordController,
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obscureText: _obscureConfirmPassword,
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decoration: InputDecoration(
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labelText: '确认密码',
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hintText: '再次输入密码',
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prefixIcon: const Icon(Icons.lock_outlined),
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suffixIcon: IconButton(
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icon: Icon(
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_obscureConfirmPassword
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? Icons.visibility_off
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: Icons.visibility,
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),
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onPressed: () {
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setState(() {
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_obscureConfirmPassword =
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!_obscureConfirmPassword;
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});
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},
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),
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),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return '请确认密码';
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}
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if (value != _passwordController.text) {
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return '两次密码不一致';
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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: 14),
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// 邀请码输入框（可选）
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TextFormField(
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controller: _inviteCodeController,
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decoration: const InputDecoration(
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labelText: '邀请码（可选）',
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hintText: '输入邀请码加入群组',
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prefixIcon: Icon(Icons.card_giftcard_outlined),
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),
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),
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const SizedBox(height: 24),
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// 注册按钮
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Consumer<AuthProvider>(
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builder: (context, auth, _) {
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return ElevatedButton(
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onPressed:
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auth.isLoading ? null : _handleRegister,
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style: ElevatedButton.styleFrom(
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backgroundColor: AppTheme.primaryColor,
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padding: const EdgeInsets.symmetric(vertical: 14),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8),
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),
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),
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child: auth.isLoading
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? const SizedBox(
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height: 20,
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width: 20,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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valueColor: AlwaysStoppedAnimation<Color>(
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Colors.white),
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),
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)
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: const Text(
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'注册',
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style: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w600,
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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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),
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// 错误信息 —— 卡片下方，红色提示文字
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Consumer<AuthProvider>(
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builder: (context, auth, _) {
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if (auth.error != null) {
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return Padding(
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padding: const EdgeInsets.only(top: 12),
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child: Text(
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auth.error!,
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style: TextStyle(
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color: AppTheme.errorColor,
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fontSize: 13,
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),
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textAlign: TextAlign.center,
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),
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);
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}
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return const SizedBox.shrink();
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},
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),
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const SizedBox(height: 20),
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// 返回登录链接
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Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(
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'已有账号？',
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style: TextStyle(
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color: AppTheme.textSecondary,
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fontSize: 14,
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),
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),
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TextButton(
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onPressed: () {
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Navigator.of(context).pushReplacementNamed('/login');
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},
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style: TextButton.styleFrom(
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padding: const EdgeInsets.symmetric(horizontal: 4),
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minimumSize: Size.zero,
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tapTargetSize: MaterialTapTargetSize.shrinkWrap,
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),
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child: const Text(
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'登录',
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style: TextStyle(fontSize: 14),
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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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),
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),
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);
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}
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}
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