125 lines
3.4 KiB
Dart
125 lines
3.4 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:media_kit/media_kit.dart';
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import 'package:media_kit_video/media_kit_video.dart';
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import '../../../data/models/file_model.dart';
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import '../../../services/custom_line_service.dart';
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import '../../../services/file_service.dart';
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import 'widgets/video_controls_overlay.dart';
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/// 视频预览页面
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class VideoPreviewPage extends StatefulWidget {
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final FileModel file;
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final String? entityId;
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const VideoPreviewPage({super.key, required this.file, this.entityId});
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@override
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State<VideoPreviewPage> createState() => _VideoPreviewPageState();
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}
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class _VideoPreviewPageState extends State<VideoPreviewPage> {
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late final Player player;
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late final VideoController controller;
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bool _isLoading = true;
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String? _errorMessage;
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@override
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void initState() {
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super.initState();
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player = Player();
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controller = VideoController(player);
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_loadVideoUrl();
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}
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Future<void> _loadVideoUrl() async {
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try {
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final response = await FileService().getDownloadUrls(
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uris: [widget.file.relativePath],
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download: false,
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entity: widget.entityId,
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);
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final urls = response['urls'] as List<dynamic>? ?? [];
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if (urls.isNotEmpty) {
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final urlData = urls[0] as Map<String, dynamic>;
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final url = urlData['url'] as String;
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if (mounted) {
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setState(() => _isLoading = false);
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await CustomLineService.instance.configureMediaPlayerProxy(
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player,
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url,
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);
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await player.open(Media(url), play: true);
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}
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} else {
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if (mounted) {
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setState(() {
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_errorMessage = '无法获取视频URL';
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_isLoading = false;
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});
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}
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}
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} catch (e) {
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if (mounted) {
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setState(() {
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_errorMessage = e.toString();
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_isLoading = false;
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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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player.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.black,
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body: _isLoading
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? const Center(child: CircularProgressIndicator(color: Colors.white))
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: _errorMessage != null
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? Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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const Icon(
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Icons.error_outline,
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size: 64,
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color: Colors.white,
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),
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const SizedBox(height: 16),
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Text(
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_errorMessage!,
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textAlign: TextAlign.center,
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style: const TextStyle(color: Colors.white70),
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),
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const SizedBox(height: 16),
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FilledButton(
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onPressed: () {
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setState(() {
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_isLoading = true;
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_errorMessage = null;
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});
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_loadVideoUrl();
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},
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child: const Text('重试'),
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),
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],
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),
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)
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: ExcludeSemantics(
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child: Video(
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controller: controller,
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controls: (state) =>
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VideoControlsOverlay(state: state, title: widget.file.name),
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),
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),
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);
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}
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}
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