736 lines
22 KiB
Dart
736 lines
22 KiB
Dart
import 'dart:math' as math;
|
|
|
|
import 'package:flutter/material.dart';
|
|
import 'package:flutter/services.dart';
|
|
import 'package:lottie/lottie.dart';
|
|
import 'package:video_player/video_player.dart';
|
|
|
|
// Video data structure - easily editable for future updates
|
|
class VideoData {
|
|
final int id;
|
|
final String title;
|
|
final String description;
|
|
final String videoPath;
|
|
|
|
VideoData({
|
|
required this.id,
|
|
required this.title,
|
|
required this.description,
|
|
required this.videoPath,
|
|
});
|
|
}
|
|
|
|
// List of all videos - edit titles and descriptions here
|
|
final List<VideoData> videoList = [
|
|
VideoData(
|
|
id: 1,
|
|
title: 'Episódio 1',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_01.mp4',
|
|
),
|
|
VideoData(
|
|
id: 2,
|
|
title: 'Episódio 2',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_02.mp4',
|
|
),
|
|
VideoData(
|
|
id: 3,
|
|
title: 'Episódio 3',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_03.mp4',
|
|
),
|
|
VideoData(
|
|
id: 4,
|
|
title: 'Episódio 4',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_04.mp4',
|
|
),
|
|
VideoData(
|
|
id: 5,
|
|
title: 'Episódio 5',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_05.mp4',
|
|
),
|
|
VideoData(
|
|
id: 6,
|
|
title: 'Episódio 6',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_06.mp4',
|
|
),
|
|
VideoData(
|
|
id: 7,
|
|
title: 'Episódio 7',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_07.mp4',
|
|
),
|
|
VideoData(
|
|
id: 8,
|
|
title: 'Episódio 8',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_08.mp4',
|
|
),
|
|
VideoData(
|
|
id: 9,
|
|
title: 'Episódio 9',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_09.mp4',
|
|
),
|
|
VideoData(
|
|
id: 10,
|
|
title: 'Episódio 10',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_10.mp4',
|
|
),
|
|
VideoData(
|
|
id: 11,
|
|
title: 'Episódio 11',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_11.mp4',
|
|
),
|
|
VideoData(
|
|
id: 12,
|
|
title: 'Episódio 12',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_12.mp4',
|
|
),
|
|
VideoData(
|
|
id: 13,
|
|
title: 'Episódio 13',
|
|
description: 'Aprenda sobre saúde bucal neste episódio',
|
|
videoPath: 'assets/videos/episodio_13.mp4',
|
|
),
|
|
];
|
|
|
|
// Cache for video controllers to avoid re-initializing
|
|
final Map<String, VideoPlayerController> _videoControllerCache = {};
|
|
|
|
class VideoScreen extends StatefulWidget {
|
|
const VideoScreen({super.key});
|
|
|
|
static const Color _teal = Color(0xFF2F9E94);
|
|
static const Color _accentPink = Color(0xFFFF55A7);
|
|
|
|
@override
|
|
State<VideoScreen> createState() => _VideoScreenState();
|
|
}
|
|
|
|
class _VideoScreenState extends State<VideoScreen> {
|
|
final TextEditingController _searchController = TextEditingController();
|
|
List<VideoData> _filteredVideos = videoList;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
_filteredVideos = videoList;
|
|
_searchController.addListener(_onSearchChanged);
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
_searchController.dispose();
|
|
// Dispose all cached controllers
|
|
for (var controller in _videoControllerCache.values) {
|
|
controller.dispose();
|
|
}
|
|
_videoControllerCache.clear();
|
|
super.dispose();
|
|
}
|
|
|
|
void _onSearchChanged() {
|
|
final query = _searchController.text.toLowerCase();
|
|
setState(() {
|
|
_filteredVideos = videoList
|
|
.where((video) => video.title.toLowerCase().contains(query))
|
|
.toList();
|
|
});
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final size = MediaQuery.sizeOf(context);
|
|
return Scaffold(
|
|
appBar: AppBar(
|
|
backgroundColor: VideoScreen._teal,
|
|
foregroundColor: Colors.white,
|
|
elevation: 0,
|
|
title: const Text(
|
|
'Videos Educativos',
|
|
style: TextStyle(fontWeight: FontWeight.w900),
|
|
),
|
|
),
|
|
body: Stack(
|
|
clipBehavior: Clip.none,
|
|
children: [
|
|
Positioned.fill(
|
|
child: Container(
|
|
decoration: const BoxDecoration(
|
|
gradient: LinearGradient(
|
|
begin: Alignment.topCenter,
|
|
end: Alignment.bottomCenter,
|
|
colors: [Color(0xFFFFE6F1), Color(0xFFFFC9DF)],
|
|
),
|
|
),
|
|
),
|
|
),
|
|
Positioned(
|
|
left: -size.width * 0.40,
|
|
bottom: -size.width * 0.45,
|
|
child: IgnorePointer(
|
|
child: SizedBox(
|
|
width: size.width * 1.05,
|
|
height: size.width * 1.05,
|
|
child: Transform.rotate(
|
|
angle: 35 * math.pi / 180,
|
|
child: Opacity(
|
|
opacity: 0.95,
|
|
child: Lottie.asset(
|
|
'lottie/Liquid waves.json',
|
|
fit: BoxFit.cover,
|
|
repeat: true,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
SafeArea(
|
|
child: Padding(
|
|
padding: const EdgeInsets.all(16),
|
|
child: Column(
|
|
children: [
|
|
// Search bar
|
|
Container(
|
|
decoration: BoxDecoration(
|
|
color: Colors.white.withValues(alpha: 0.9),
|
|
borderRadius: BorderRadius.circular(16),
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: Colors.black.withValues(alpha: 0.08),
|
|
blurRadius: 8,
|
|
offset: const Offset(0, 2),
|
|
),
|
|
],
|
|
),
|
|
child: TextField(
|
|
controller: _searchController,
|
|
decoration: InputDecoration(
|
|
hintText: 'Pesquisar vídeos...',
|
|
prefixIcon: const Icon(
|
|
Icons.search,
|
|
color: VideoScreen._teal,
|
|
),
|
|
border: InputBorder.none,
|
|
contentPadding: const EdgeInsets.symmetric(
|
|
horizontal: 16,
|
|
vertical: 14,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
const SizedBox(height: 16),
|
|
// Video grid
|
|
Expanded(
|
|
child: _filteredVideos.isEmpty
|
|
? Center(
|
|
child: Text(
|
|
'Nenhum vídeo encontrado',
|
|
style: TextStyle(
|
|
fontSize: 16,
|
|
fontWeight: FontWeight.w600,
|
|
color: Colors.black.withValues(alpha: 0.6),
|
|
),
|
|
),
|
|
)
|
|
: GridView.builder(
|
|
gridDelegate:
|
|
const SliverGridDelegateWithFixedCrossAxisCount(
|
|
crossAxisCount: 2,
|
|
crossAxisSpacing: 12,
|
|
mainAxisSpacing: 12,
|
|
childAspectRatio: 0.85,
|
|
),
|
|
itemCount: _filteredVideos.length,
|
|
itemBuilder: (context, index) {
|
|
return _VideoButton(
|
|
video: _filteredVideos[index],
|
|
);
|
|
},
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
class _VideoButton extends StatefulWidget {
|
|
const _VideoButton({required this.video});
|
|
|
|
final VideoData video;
|
|
|
|
@override
|
|
State<_VideoButton> createState() => _VideoButtonState();
|
|
}
|
|
|
|
class _VideoButtonState extends State<_VideoButton> {
|
|
VideoPlayerController? _controller;
|
|
bool _isInitialized = false;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
_initializeVideo();
|
|
}
|
|
|
|
Future<void> _initializeVideo() async {
|
|
// Check if controller exists in cache
|
|
if (_videoControllerCache.containsKey(widget.video.videoPath)) {
|
|
_controller = _videoControllerCache[widget.video.videoPath];
|
|
await _controller!.seekTo(const Duration(seconds: 2));
|
|
await _controller!.pause();
|
|
if (mounted) {
|
|
setState(() {
|
|
_isInitialized = true;
|
|
});
|
|
}
|
|
return;
|
|
}
|
|
|
|
// Create new controller and cache it
|
|
_controller = VideoPlayerController.asset(widget.video.videoPath);
|
|
try {
|
|
await _controller!.initialize();
|
|
await _controller!.seekTo(const Duration(seconds: 2));
|
|
await _controller!.pause();
|
|
_videoControllerCache[widget.video.videoPath] = _controller!;
|
|
if (mounted) {
|
|
setState(() {
|
|
_isInitialized = true;
|
|
});
|
|
}
|
|
} catch (e) {
|
|
if (mounted) {
|
|
setState(() {
|
|
_isInitialized = false;
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
// Don't dispose cached controllers, they will be disposed when screen is disposed
|
|
if (_controller != null &&
|
|
!_videoControllerCache.containsKey(widget.video.videoPath)) {
|
|
_controller!.dispose();
|
|
}
|
|
super.dispose();
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return Material(
|
|
elevation: 8,
|
|
shadowColor: Colors.black.withValues(alpha: 0.12),
|
|
borderRadius: BorderRadius.circular(16),
|
|
color: Colors.white,
|
|
child: InkWell(
|
|
borderRadius: BorderRadius.circular(16),
|
|
onTap: () => _showVideoPlayer(context, widget.video),
|
|
child: Padding(
|
|
padding: const EdgeInsets.all(12),
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Container(
|
|
height: 80,
|
|
decoration: BoxDecoration(
|
|
color: const Color(0xFFFFE6F1),
|
|
borderRadius: BorderRadius.circular(12),
|
|
),
|
|
child: _isInitialized && _controller != null
|
|
? ClipRRect(
|
|
borderRadius: BorderRadius.circular(12),
|
|
child: FittedBox(
|
|
fit: BoxFit.cover,
|
|
child: SizedBox(
|
|
width: _controller!.value.size.width,
|
|
height: _controller!.value.size.height,
|
|
child: VideoPlayer(_controller!),
|
|
),
|
|
),
|
|
)
|
|
: const Center(
|
|
child: Icon(
|
|
Icons.play_circle_fill_rounded,
|
|
size: 48,
|
|
color: VideoScreen._accentPink,
|
|
),
|
|
),
|
|
),
|
|
const SizedBox(height: 10),
|
|
Text(
|
|
widget.video.title,
|
|
style: const TextStyle(
|
|
fontWeight: FontWeight.w900,
|
|
fontSize: 14,
|
|
color: VideoScreen._teal,
|
|
),
|
|
maxLines: 1,
|
|
overflow: TextOverflow.ellipsis,
|
|
),
|
|
const SizedBox(height: 4),
|
|
Text(
|
|
widget.video.description,
|
|
style: TextStyle(
|
|
fontSize: 11,
|
|
fontWeight: FontWeight.w600,
|
|
color: Colors.black.withValues(alpha: 0.6),
|
|
),
|
|
maxLines: 2,
|
|
overflow: TextOverflow.ellipsis,
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
|
|
void _showVideoPlayer(BuildContext context, VideoData video) {
|
|
// Dispose the cached controller to avoid codec conflict with dialog controller
|
|
if (_videoControllerCache.containsKey(video.videoPath)) {
|
|
_videoControllerCache[video.videoPath]!.dispose();
|
|
_videoControllerCache.remove(video.videoPath);
|
|
}
|
|
_controller = null;
|
|
showDialog(
|
|
context: context,
|
|
builder: (context) => _VideoPlayerDialog(video: video),
|
|
);
|
|
}
|
|
}
|
|
|
|
class _VideoPlayerDialog extends StatefulWidget {
|
|
const _VideoPlayerDialog({required this.video});
|
|
|
|
final VideoData video;
|
|
|
|
@override
|
|
State<_VideoPlayerDialog> createState() => _VideoPlayerDialogState();
|
|
}
|
|
|
|
class _VideoPlayerDialogState extends State<_VideoPlayerDialog> {
|
|
late VideoPlayerController _controller;
|
|
bool _isInitialized = false;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
_initializeVideo();
|
|
}
|
|
|
|
Future<void> _initializeVideo() async {
|
|
_controller = VideoPlayerController.asset(widget.video.videoPath);
|
|
try {
|
|
await _controller.initialize();
|
|
if (mounted) {
|
|
setState(() {
|
|
_isInitialized = true;
|
|
});
|
|
}
|
|
} catch (e) {
|
|
if (mounted) {
|
|
setState(() {
|
|
_isInitialized = false;
|
|
});
|
|
ScaffoldMessenger.of(
|
|
context,
|
|
).showSnackBar(SnackBar(content: Text('Erro ao carregar vídeo: $e')));
|
|
}
|
|
}
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
_controller.dispose();
|
|
super.dispose();
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final size = MediaQuery.sizeOf(context);
|
|
return Dialog(
|
|
backgroundColor: Colors.transparent,
|
|
insetPadding: const EdgeInsets.all(16),
|
|
child: Container(
|
|
decoration: BoxDecoration(
|
|
color: VideoScreen._accentPink.withValues(alpha: 0.15),
|
|
borderRadius: BorderRadius.circular(24),
|
|
border: Border.all(color: VideoScreen._accentPink, width: 3),
|
|
),
|
|
child: ClipRRect(
|
|
borderRadius: BorderRadius.circular(21),
|
|
child: SizedBox(
|
|
width: size.width * 0.9,
|
|
child: Column(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
// Video player
|
|
if (_isInitialized)
|
|
AspectRatio(
|
|
aspectRatio: _controller.value.aspectRatio,
|
|
child: VideoPlayer(_controller),
|
|
)
|
|
else
|
|
const AspectRatio(
|
|
aspectRatio: 16 / 9,
|
|
child: Center(
|
|
child: CircularProgressIndicator(
|
|
valueColor: AlwaysStoppedAnimation<Color>(
|
|
VideoScreen._accentPink,
|
|
),
|
|
),
|
|
),
|
|
),
|
|
// Video controls with close button
|
|
if (_isInitialized)
|
|
_VideoControls(
|
|
controller: _controller,
|
|
videoPath: widget.video.videoPath,
|
|
onClose: () => Navigator.of(context).pop(),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
class _VideoControls extends StatefulWidget {
|
|
const _VideoControls({
|
|
required this.controller,
|
|
required this.videoPath,
|
|
required this.onClose,
|
|
});
|
|
|
|
final VideoPlayerController controller;
|
|
final String videoPath;
|
|
final VoidCallback onClose;
|
|
|
|
@override
|
|
State<_VideoControls> createState() => _VideoControlsState();
|
|
}
|
|
|
|
class _VideoControlsState extends State<_VideoControls> {
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
widget.controller.addListener(_onControllerUpdate);
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
widget.controller.removeListener(_onControllerUpdate);
|
|
super.dispose();
|
|
}
|
|
|
|
void _onControllerUpdate() {
|
|
if (mounted) {
|
|
setState(() {});
|
|
}
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return Container(
|
|
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 4),
|
|
color: VideoScreen._accentPink.withValues(alpha: 0.15),
|
|
child: Row(
|
|
children: [
|
|
// Control buttons
|
|
Expanded(
|
|
child: Column(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
// Progress bar
|
|
VideoProgressIndicator(
|
|
widget.controller,
|
|
allowScrubbing: true,
|
|
colors: const VideoProgressColors(
|
|
playedColor: VideoScreen._teal,
|
|
bufferedColor: Colors.white54,
|
|
backgroundColor: Colors.white24,
|
|
),
|
|
),
|
|
const SizedBox(height: 4),
|
|
// Control buttons
|
|
Row(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: [
|
|
IconButton(
|
|
icon: Icon(
|
|
widget.controller.value.isPlaying
|
|
? Icons.pause
|
|
: Icons.play_arrow,
|
|
color: Colors.white,
|
|
),
|
|
onPressed: () {
|
|
if (widget.controller.value.isPlaying) {
|
|
widget.controller.pause();
|
|
} else {
|
|
widget.controller.play();
|
|
}
|
|
},
|
|
),
|
|
IconButton(
|
|
icon: const Icon(Icons.fullscreen, color: Colors.white),
|
|
onPressed: () {
|
|
// Dispose the cached controller to avoid codec conflict with fullscreen controller
|
|
if (_videoControllerCache.containsKey(
|
|
widget.videoPath,
|
|
)) {
|
|
_videoControllerCache[widget.videoPath]!.dispose();
|
|
_videoControllerCache.remove(widget.videoPath);
|
|
}
|
|
Navigator.of(context).pop();
|
|
Navigator.of(context).push(
|
|
MaterialPageRoute(
|
|
builder: (context) => _FullscreenVideoPlayer(
|
|
videoPath: widget.videoPath,
|
|
),
|
|
fullscreenDialog: true,
|
|
),
|
|
);
|
|
},
|
|
),
|
|
],
|
|
),
|
|
],
|
|
),
|
|
),
|
|
// Close button
|
|
IconButton(
|
|
icon: const Icon(Icons.close, color: Colors.white),
|
|
onPressed: widget.onClose,
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|
|
|
|
class _FullscreenVideoPlayer extends StatefulWidget {
|
|
const _FullscreenVideoPlayer({required this.videoPath});
|
|
|
|
final String videoPath;
|
|
|
|
@override
|
|
State<_FullscreenVideoPlayer> createState() => _FullscreenVideoPlayerState();
|
|
}
|
|
|
|
class _FullscreenVideoPlayerState extends State<_FullscreenVideoPlayer> {
|
|
late VideoPlayerController _controller;
|
|
bool _isInitialized = false;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
SystemChrome.setPreferredOrientations([
|
|
DeviceOrientation.landscapeLeft,
|
|
DeviceOrientation.landscapeRight,
|
|
]);
|
|
_initializeVideo();
|
|
}
|
|
|
|
Future<void> _initializeVideo() async {
|
|
_controller = VideoPlayerController.asset(widget.videoPath);
|
|
try {
|
|
await _controller.initialize();
|
|
_controller.addListener(_onControllerUpdate);
|
|
if (mounted) {
|
|
setState(() {
|
|
_isInitialized = true;
|
|
});
|
|
}
|
|
} catch (e) {
|
|
if (mounted) {
|
|
setState(() {
|
|
_isInitialized = false;
|
|
});
|
|
ScaffoldMessenger.of(
|
|
context,
|
|
).showSnackBar(SnackBar(content: Text('Erro ao carregar vídeo: $e')));
|
|
}
|
|
}
|
|
}
|
|
|
|
void _onControllerUpdate() {
|
|
if (mounted) {
|
|
setState(() {});
|
|
}
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
SystemChrome.setPreferredOrientations([DeviceOrientation.portraitUp]);
|
|
_controller.removeListener(_onControllerUpdate);
|
|
_controller.dispose();
|
|
super.dispose();
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return Scaffold(
|
|
backgroundColor: Colors.black,
|
|
body: Center(
|
|
child: _isInitialized
|
|
? AspectRatio(
|
|
aspectRatio: _controller.value.aspectRatio,
|
|
child: VideoPlayer(_controller),
|
|
)
|
|
: const CircularProgressIndicator(
|
|
valueColor: AlwaysStoppedAnimation<Color>(
|
|
VideoScreen._accentPink,
|
|
),
|
|
),
|
|
),
|
|
floatingActionButton: Column(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
if (_isInitialized)
|
|
FloatingActionButton(
|
|
heroTag: 'play_pause',
|
|
backgroundColor: VideoScreen._teal,
|
|
onPressed: () {
|
|
if (_controller.value.isPlaying) {
|
|
_controller.pause();
|
|
} else {
|
|
_controller.play();
|
|
}
|
|
},
|
|
child: Icon(
|
|
_controller.value.isPlaying ? Icons.pause : Icons.play_arrow,
|
|
color: Colors.white,
|
|
),
|
|
),
|
|
if (_isInitialized) const SizedBox(height: 16),
|
|
FloatingActionButton(
|
|
heroTag: 'exit_fullscreen',
|
|
backgroundColor: VideoScreen._accentPink,
|
|
onPressed: () => Navigator.of(context).pop(),
|
|
child: const Icon(Icons.fullscreen_exit, color: Colors.white),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|