382 lines
13 KiB
Dart
382 lines
13 KiB
Dart
import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:gif_view/gif_view.dart';
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import 'package:provider/provider.dart';
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import 'package:qpay/screens/splash/splash_provider.dart';
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import 'package:qpay/routes.dart';
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import 'package:url_launcher/url_launcher.dart';
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class SplashScreen extends StatefulWidget {
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const SplashScreen({super.key});
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@override
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State<SplashScreen> createState() => _SplashScreenState();
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}
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class _SplashScreenState extends State<SplashScreen>
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with TickerProviderStateMixin {
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late AnimationController _fadeController;
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late AnimationController _scaleController;
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late Animation<double> _fadeAnimation;
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late Animation<double> _scaleAnimation;
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bool _bottomSheetShown = false;
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@override
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void initState() {
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super.initState();
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// Initialize animation controllers
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_fadeController = AnimationController(
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duration: const Duration(milliseconds: 1000),
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vsync: this,
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);
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_scaleController = AnimationController(
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duration: const Duration(milliseconds: 800),
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vsync: this,
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);
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// Create animations
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_fadeAnimation = Tween<double>(begin: 0.0, end: 1.0).animate(
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CurvedAnimation(parent: _fadeController, curve: Curves.easeInOut),
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);
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_scaleAnimation = Tween<double>(begin: 0.8, end: 1.0).animate(
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CurvedAnimation(parent: _scaleController, curve: Curves.elasticOut),
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);
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// Start animations and version check
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_startAnimations();
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// Kick off the version check via the provider (mounted-checked
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// inside a post-frame callback so the widget is in the tree).
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (mounted) {
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context.read<SplashProvider>().addListener(_onStatusChanged);
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context.read<SplashProvider>().checkVersion();
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}
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});
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}
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void _onStatusChanged() {
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if (!mounted) return;
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final provider = context.read<SplashProvider>();
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if (provider.status == SplashCheckStatus.updateAvailable) {
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_showUpdateBottomSheet();
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}
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// For noUpdate we do nothing here — the animation will call
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// splashState.finish() when it completes naturally.
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}
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void _startAnimations() async {
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try {
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// Start fade in and scale animations
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_fadeController.forward();
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_scaleController.forward();
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// Let the splash branding play for at least 1.25 s.
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await Future.delayed(const Duration(milliseconds: 1250));
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// Start fade out animation
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await _fadeController.reverse();
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// After the animation completes, release navigation to the
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// originally intended route UNLESS an update is available
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// (in which case the bottom sheet keeps the user on splash).
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if (mounted) {
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final provider = context.read<SplashProvider>();
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if (provider.status != SplashCheckStatus.updateAvailable) {
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splashState.finish();
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}
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}
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} catch (e) {
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// If there's an error, still complete the splash screen
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if (mounted) {
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splashState.finish();
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}
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}
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}
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void _showUpdateBottomSheet() {
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// Prevent showing the sheet more than once.
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if (_bottomSheetShown) return;
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_bottomSheetShown = true;
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final provider = context.read<SplashProvider>();
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final payload = provider.updatePayload;
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final version = payload?['version']?.toString() ?? 'a newer';
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if (kIsWeb) {
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_showWebUpdateSheet(provider, version);
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} else {
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_showMobileUpdateSheet(provider, version);
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}
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}
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/// Web: clear Cloudflare cache, wait 5 s, then hard-refresh the page
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/// so the browser picks up the new deployment.
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void _showWebUpdateSheet(SplashProvider provider, String version) {
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final message =
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'A new version of the app is available. Please refresh to get the latest update.';
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showModalBottomSheet(
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context: context,
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isDismissible: false,
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enableDrag: false,
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backgroundColor: Colors.white,
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shape: const RoundedRectangleBorder(
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borderRadius: BorderRadius.vertical(top: Radius.circular(24)),
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),
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builder: (sheetContext) {
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return SafeArea(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 32),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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// Icon
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Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Colors.orange.shade50,
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shape: BoxShape.circle,
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),
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child: Icon(
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Icons.system_update_rounded,
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color: Colors.orange.shade700,
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size: 40,
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),
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),
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const SizedBox(height: 20),
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// Title
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Text(
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'Update Available',
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style: Theme.of(context).textTheme.headlineSmall?.copyWith(
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fontWeight: FontWeight.w700,
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),
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),
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const SizedBox(height: 12),
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// Message
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Consumer<SplashProvider>(
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builder: (context, splashProvider, _) {
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final statusText = splashProvider.isRefreshing
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? 'Clearing cache and preparing the latest version. '
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'This may take a few seconds...'
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: message;
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return Text(
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statusText,
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textAlign: TextAlign.center,
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style: Theme.of(context).textTheme.bodyMedium?.copyWith(
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color: Colors.grey.shade600,
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),
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);
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},
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),
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const SizedBox(height: 28),
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// Refresh button
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Consumer<SplashProvider>(
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builder: (context, splashProvider, _) {
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final refreshing = splashProvider.isRefreshing;
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return SizedBox(
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width: double.infinity,
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child: ElevatedButton(
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onPressed: refreshing
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? null
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: () {
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splashProvider.clearCacheAndRefresh();
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},
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.orange.shade700,
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foregroundColor: Colors.white,
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disabledBackgroundColor: Colors.orange.shade400,
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disabledForegroundColor: Colors.white70,
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padding: const EdgeInsets.symmetric(vertical: 16),
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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: refreshing
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? const Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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SizedBox(
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width: 20,
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height: 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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),
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SizedBox(width: 12),
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Text(
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'Refreshing...',
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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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: const Text(
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'Refresh to Update',
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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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);
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},
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);
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}
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/// Mobile (Android / iOS): open the app store / download URL so the
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/// user can install the latest version. No cache clearing needed.
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void _showMobileUpdateSheet(SplashProvider provider, String version) {
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final message =
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'A new version of the app is available. Please download the latest version from the store.';
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final downloadUrl = provider.downloadUrl;
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showModalBottomSheet(
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context: context,
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isDismissible: false,
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enableDrag: false,
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backgroundColor: Colors.white,
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shape: const RoundedRectangleBorder(
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borderRadius: BorderRadius.vertical(top: Radius.circular(24)),
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),
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builder: (sheetContext) {
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return SafeArea(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 32),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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// Icon
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Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Colors.orange.shade50,
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shape: BoxShape.circle,
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),
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child: Icon(
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Icons.system_update_rounded,
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color: Colors.orange.shade700,
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size: 40,
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),
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),
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const SizedBox(height: 20),
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// Title
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Text(
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'Update Available',
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style: Theme.of(context).textTheme.headlineSmall?.copyWith(
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fontWeight: FontWeight.w700,
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),
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),
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const SizedBox(height: 12),
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// Message
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Text(
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'Version $version is now available. $message',
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textAlign: TextAlign.center,
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style: Theme.of(
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context,
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).textTheme.bodyMedium?.copyWith(color: Colors.grey.shade600),
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),
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const SizedBox(height: 28),
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// Download button
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SizedBox(
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width: double.infinity,
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child: ElevatedButton(
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onPressed: () {
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if (downloadUrl != null && downloadUrl.isNotEmpty) {
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launchUrl(
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Uri.parse(downloadUrl),
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mode: LaunchMode.externalApplication,
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);
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}
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},
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.orange.shade700,
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foregroundColor: Colors.white,
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padding: const EdgeInsets.symmetric(vertical: 16),
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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: const Text(
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'Download Update',
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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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);
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}
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@override
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void dispose() {
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try {
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context.read<SplashProvider>().removeListener(_onStatusChanged);
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} catch (_) {}
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_fadeController.dispose();
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_scaleController.dispose();
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super.dispose();
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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: Colors.white,
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body: AnimatedBuilder(
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animation: Listenable.merge([_fadeController, _scaleController]),
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builder: (context, child) {
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return FadeTransition(
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opacity: _fadeAnimation,
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child: ScaleTransition(
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scale: _scaleAnimation,
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child: Center(
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child: SizedBox(
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width: 200,
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child: ClipRRect(
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borderRadius: BorderRadius.circular(20),
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child: GifView.asset(
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'assets/velocity-animation.gif',
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width: MediaQuery.of(context).size.width,
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height: MediaQuery.of(context).size.height,
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frameRate: 30,
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fit: BoxFit.contain,
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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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