83 lines
2.7 KiB
Dart
83 lines
2.7 KiB
Dart
import 'package:app/core/app/router.dart';
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import 'package:flutter/material.dart';
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import 'package:go_router/go_router.dart';
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class LoginPage extends StatefulWidget {
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const LoginPage({super.key});
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@override
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State<LoginPage> createState() => _LoginPageState();
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}
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class _LoginPageState extends State<LoginPage> {
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bool _loading = false;
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Future<void> _simulateLogin() async {
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if (_loading) return;
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setState(() => _loading = true);
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// Simulate latency, perform demo login, then go home.
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await Future<void>.delayed(const Duration(milliseconds: 900));
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// await App.service<Auth>().login('demo', 'demo');
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if (!mounted) return;
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context.go(AppRoute.home.path);
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setState(() => _loading = false);
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}
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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return Scaffold(
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appBar: AppBar(title: const Text('Login')),
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body: Center(
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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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const FlutterLogo(size: 64),
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const SizedBox(height: 24),
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Text('Please sign in', style: theme.textTheme.titleMedium),
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const SizedBox(height: 24),
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SizedBox(
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width: double.infinity,
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child: ElevatedButton(
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onPressed: _loading ? null : _simulateLogin,
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child: AnimatedSwitcher(
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duration: const Duration(milliseconds: 250),
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transitionBuilder: (child, anim) =>
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FadeTransition(opacity: anim, child: child),
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child: _loading
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? const SizedBox(
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key: ValueKey('loading'),
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width: 20,
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height: 20,
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child: CircularProgressIndicator(strokeWidth: 2),
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)
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: const Text('Login', key: ValueKey('text')),
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),
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),
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),
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const SizedBox(height: 12),
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AnimatedSwitcher(
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duration: const Duration(milliseconds: 250),
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child: _loading
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? Padding(
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padding: const EdgeInsets.only(top: 4),
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child: Text(
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'Signing you in…',
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style: theme.textTheme.bodySmall,
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),
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)
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: const SizedBox.shrink(),
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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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