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fApp/lib/screens/mediadetail.dart
Flummi 7a88c23e57
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v1.4.2+63
2025-06-21 16:28:57 +02:00

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13 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter_cache_manager/file.dart';
import 'package:flutter_cache_manager/flutter_cache_manager.dart';
import 'package:get/get.dart';
import 'package:share_plus/share_plus.dart';
import 'package:f0ckapp/widgets/tagfooter.dart';
import 'package:f0ckapp/utils/animatedtransition.dart';
import 'package:f0ckapp/controller/authcontroller.dart';
import 'package:f0ckapp/widgets/actiontag.dart';
import 'package:f0ckapp/widgets/favoritesection.dart';
import 'package:f0ckapp/screens/fullscreen.dart';
import 'package:f0ckapp/widgets/end_drawer.dart';
import 'package:f0ckapp/controller/mediacontroller.dart';
import 'package:f0ckapp/models/item.dart';
import 'package:f0ckapp/widgets/video_widget.dart';
enum ShareAction { media, directLink, postLink }
class MediaDetailScreen extends StatefulWidget {
final int initialId;
const MediaDetailScreen({super.key, required this.initialId});
@override
State<MediaDetailScreen> createState() => _MediaDetailScreenState();
}
class _MediaDetailScreenState extends State<MediaDetailScreen> {
PageController? _pageController;
final MediaController mediaController = Get.find<MediaController>();
final AuthController authController = Get.find<AuthController>();
final RxInt _currentIndex = 0.obs;
final MethodChannel _mediaSaverChannel = const MethodChannel('MediaShit');
final Map<int, bool> _expandedTags = {};
bool _isLoading = true;
bool _itemNotFound = false;
final Set<int> _readyItemIds = {};
final List<PopupMenuEntry<ShareAction>> _shareMenuItems = const [
PopupMenuItem(
value: ShareAction.media,
child: ListTile(leading: Icon(Icons.image), title: Text('Als Datei')),
),
PopupMenuItem(
value: ShareAction.directLink,
child: ListTile(leading: Icon(Icons.link), title: Text('Link zur Datei')),
),
PopupMenuItem(
value: ShareAction.postLink,
child: ListTile(
leading: Icon(Icons.article),
title: Text('Link zum f0ck'),
),
),
];
@override
void initState() {
super.initState();
_loadInitialItem();
}
Future<void> _loadInitialItem() async {
int initialIndex = mediaController.items.indexWhere(
(item) => item.id == widget.initialId,
);
if (initialIndex < 0) {
await mediaController.fetchInitial(id: widget.initialId + 20);
initialIndex = mediaController.items.indexWhere(
(item) => item.id == widget.initialId,
);
}
if (initialIndex < 0) {
if (mounted) {
setState(() {
_itemNotFound = true;
_isLoading = false;
});
}
return;
}
if (mounted) {
_currentIndex.value = initialIndex;
_pageController = PageController(initialPage: initialIndex);
if (mediaController.items[initialIndex].mime.startsWith('image/')) {
_readyItemIds.add(mediaController.items[initialIndex].id);
}
setState(() => _isLoading = false);
}
}
void _showMsg(String message) {
if (!mounted) return;
Get
..closeAllSnackbars()
..snackbar('hehe', message, snackPosition: SnackPosition.BOTTOM);
}
void _onPageChanged(int idx) {
if (idx != _currentIndex.value) {
_currentIndex.value = idx;
final MediaItem item = mediaController.items[idx];
if (item.mime.startsWith('image/') && !_readyItemIds.contains(item.id)) {
setState(() => _readyItemIds.add(item.id));
}
}
if (idx >= mediaController.items.length - 2 &&
!mediaController.loading.value &&
!mediaController.atEnd.value) {
mediaController.fetchMore();
} else if (idx <= 1 &&
!mediaController.loading.value &&
!mediaController.atStart.value) {
mediaController.fetchNewer();
}
}
Future<void> _downloadMedia(MediaItem item) async {
try {
final File file = await DefaultCacheManager().getSingleFile(
item.mediaUrl,
);
final bool? success = await _mediaSaverChannel.invokeMethod<bool>(
'saveFile',
{'filePath': file.path, 'fileName': item.dest},
);
success == true
? _showMsg('${item.dest} wurde in Downloads/fApp neigespeichert.')
: _showMsg('${item.dest} konnte nicht heruntergeladen werden.');
} catch (e) {
_showMsg('Fehler beim Download: $e');
}
}
Future<void> _handleShareAction(ShareAction value, MediaItem item) async {
try {
if (value == ShareAction.media) {
final File file = await DefaultCacheManager().getSingleFile(
item.mediaUrl,
);
final Uint8List bytes = await file.readAsBytes();
final params = ShareParams(
files: [XFile.fromData(bytes, mimeType: item.mime)],
);
await SharePlus.instance.share(params);
return;
}
final String textToShare;
switch (value) {
case ShareAction.directLink:
textToShare = item.mediaUrl;
break;
case ShareAction.postLink:
textToShare = item.postUrl;
break;
case ShareAction.media:
return;
}
await SharePlus.instance.share(ShareParams(text: textToShare));
} catch (e) {
_showMsg('Fehler beim Teilen: $e');
}
}
@override
void dispose() {
_pageController?.dispose();
super.dispose();
}
Widget _buildMedia(MediaItem item, bool isActive) {
if (item.mime.startsWith('image/')) {
return CachedNetworkImage(
imageUrl: item.mediaUrl,
fit: BoxFit.contain,
errorWidget: (c, e, s) => const Icon(Icons.broken_image, size: 100),
);
} else if (item.mime.startsWith('video/') ||
item.mime.startsWith('audio/')) {
return VideoWidget(
details: item,
isActive: isActive,
onInitialized: () {
if (mounted && !_readyItemIds.contains(item.id)) {
setState(() => _readyItemIds.add(item.id));
}
},
);
} else {
return const Icon(Icons.help_outline, size: 100);
}
}
@override
Widget build(BuildContext context) {
if (_isLoading) {
return Scaffold(
appBar: AppBar(title: Text('Lade f0ck #${widget.initialId}...')),
body: const Center(child: CircularProgressIndicator()),
);
}
if (_itemNotFound) {
return Scaffold(
appBar: AppBar(title: const Text('Fehler')),
body: const Center(child: Text('f0ck nicht gefunden.')),
);
}
return Obx(
() => PageView.builder(
controller: _pageController!,
itemCount: mediaController.items.length,
onPageChanged: _onPageChanged,
itemBuilder: (context, index) {
final MediaItem item = mediaController.items[index];
final bool isReady = _readyItemIds.contains(item.id);
final bool areTagsExpanded = _expandedTags[item.id] ?? false;
final List<Tag> allTags = item.tags ?? [];
final bool hasMoreTags = allTags.length > 5;
final List<Tag> tagsToShow = areTagsExpanded
? allTags
: allTags.take(5).toList();
return Obx(
() => Scaffold(
endDrawer: EndDrawer(),
endDrawerEnableOpenDragGesture:
mediaController.drawerSwipeEnabled.value,
appBar: AppBar(
title: Text('f0ck #${item.id}'),
actions: [
IconButton(
icon: const Icon(Icons.fullscreen),
onPressed: () {
Get.to(
FullScreenMediaView(item: item),
fullscreenDialog: true,
);
},
),
IconButton(
icon: const Icon(Icons.download),
onPressed: () async {
await _downloadMedia(item);
},
),
PopupMenuButton<ShareAction>(
onSelected: (value) => _handleShareAction(value, item),
itemBuilder: (context) => _shareMenuItems,
icon: const Icon(Icons.share),
),
Builder(
builder: (context) => IconButton(
icon: const Icon(Icons.menu),
onPressed: () {
Scaffold.of(context).openEndDrawer();
},
),
),
],
),
body: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
AnimatedBuilder(
animation: _pageController!,
builder: (context, child) {
return buildAnimatedTransition(
context: context,
pageController: _pageController!,
index: index,
controller: mediaController,
child: child!,
);
},
child: Obx(
() => _buildMedia(item, index == _currentIndex.value),
),
),
Expanded(
child: GestureDetector(
onTap: () => mediaController.hideVideoControls(),
behavior: HitTestBehavior.translucent,
child: Visibility(
visible: isReady,
child: SingleChildScrollView(
child: Padding(
padding: const EdgeInsets.all(16.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Wrap(
spacing: 6.0,
runSpacing: 4.0,
alignment: WrapAlignment.center,
children: [
...tagsToShow.map(
(tag) => ActionTag(
tag,
(tag.tag == 'sfw' || tag.tag == 'nsfw')
? (onTagTap) => {}
: (onTagTap) {
mediaController.setTag(
onTagTap,
);
Get.offAllNamed('/');
},
),
),
],
),
if (hasMoreTags)
TextButton(
onPressed: () {
setState(
() => _expandedTags[item.id] =
!areTagsExpanded,
);
},
child: Text(
areTagsExpanded
? 'Weniger anzeigen'
: 'Alle ${allTags.length} Tags anzeigen',
),
),
Obx(
() => Visibility(
visible: authController.isLoggedIn,
child: Padding(
padding: const EdgeInsets.only(top: 20.0),
child: FavoriteSection(
item: item,
index: index,
),
),
),
),
],
),
),
),
),
),
),
const SafeArea(child: SizedBox.shrink()),
],
),
persistentFooterButtons: mediaController.tag.value != null
? [TagFooter()]
: null,
),
);
},
),
);
}
}