182 lines
6.4 KiB
Dart
182 lines
6.4 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:flutter_svg/flutter_svg.dart';
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import 'package:go_router/go_router.dart';
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import '../../../../core/theme/app_colors.dart';
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import '../../data/providers/auth_provider.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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final _formKey = GlobalKey<FormState>();
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final _emailController = TextEditingController();
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final _passwordController = TextEditingController();
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@override
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Widget build(BuildContext context) {
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final authState = ref.watch(authStateProvider);
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return Scaffold(
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backgroundColor: AppColors.background,
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body: Center(
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child: SingleChildScrollView(
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padding: const EdgeInsets.symmetric(horizontal: 32, vertical: 48),
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child: Form(
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key: _formKey,
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child: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 360),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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SvgPicture.asset(
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'assets/icons/logo.svg',
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width: 96,
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height: 96,
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),
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const SizedBox(height: 12),
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const Text(
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'iAgent',
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style: TextStyle(
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color: AppColors.textPrimary,
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fontSize: 28,
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fontWeight: FontWeight.bold,
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letterSpacing: 2,
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),
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),
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const SizedBox(height: 4),
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const Text(
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'服务器集群运维智能体',
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style: TextStyle(
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color: AppColors.textSecondary,
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fontSize: 14,
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),
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),
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const SizedBox(height: 48),
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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: 'user@example.com',
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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 '请输入邮箱地址';
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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: 16),
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TextFormField(
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controller: _passwordController,
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obscureText: true,
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decoration: const InputDecoration(
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labelText: '密码',
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prefixIcon: Icon(Icons.lock_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 '请输入密码';
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}
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return null;
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},
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onFieldSubmitted: (_) => _handleLogin(),
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),
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if (authState.error != null) ...[
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const SizedBox(height: 16),
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Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 12,
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vertical: 8,
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),
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decoration: BoxDecoration(
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color: AppColors.error.withAlpha(25),
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borderRadius: BorderRadius.circular(8),
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),
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child: Row(
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children: [
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const Icon(Icons.error_outline,
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color: AppColors.error, size: 18),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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authState.error!,
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style: const TextStyle(
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color: AppColors.error,
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fontSize: 13,
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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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const SizedBox(height: 24),
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SizedBox(
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width: double.infinity,
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height: 48,
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child: FilledButton(
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onPressed: authState.isLoading ? null : _handleLogin,
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child: authState.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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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(fontSize: 16),
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),
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),
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),
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const SizedBox(height: 32),
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Text(
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'账号由管理员在后台创建或通过邀请链接注册',
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style: TextStyle(
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color: AppColors.textMuted,
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fontSize: 12,
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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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),
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),
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),
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),
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);
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}
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Future<void> _handleLogin() async {
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if (!_formKey.currentState!.validate()) return;
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final success = await ref.read(authStateProvider.notifier).login(
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_emailController.text.trim(),
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_passwordController.text,
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);
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if (success && mounted) {
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context.go('/dashboard');
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}
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}
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@override
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void dispose() {
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_emailController.dispose();
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_passwordController.dispose();
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super.dispose();
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}
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}
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