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xtremobile/lib/features/iptv/widgets/mobile_live_tv_tab.dart
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Dart

import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:google_fonts/google_fonts.dart';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:xtremobile/core/utils/image_cache_config.dart';
import 'dart:async';
import 'package:xtremobile/mobile/providers/mobile_xtream_providers.dart';
import 'package:xtremobile/mobile/providers/mobile_settings_providers.dart';
import 'package:xtremobile/features/iptv/screens/native_player_screen.dart';
import 'package:xtremobile/core/models/iptv_models.dart';
import 'package:xtremobile/core/models/playlist_config.dart';
import 'package:xtremobile/core/theme/app_decorations.dart';
import 'package:xtremobile/mobile/widgets/tv_focusable.dart';
import 'package:xtremobile/features/iptv/screens/lite_player_screen.dart';
import 'package:flutter/services.dart';
import 'package:xtremobile/core/services/ip_service.dart';
import 'package:xtremobile/core/models/iptv_models.dart' as model;
class MobileLiveTVTab extends ConsumerStatefulWidget {
final PlaylistConfig playlist;
const MobileLiveTVTab({super.key, required this.playlist});
@override
ConsumerState<MobileLiveTVTab> createState() => _MobileLiveTVTabState();
}
class _MobileLiveTVTabState extends ConsumerState<MobileLiveTVTab>
with AutomaticKeepAliveClientMixin {
final TextEditingController _searchController = TextEditingController();
final FocusNode _searchFocusNode = FocusNode();
String _searchQuery = '';
bool _showFavoritesOnly = false;
bool _isSearchEditing = false;
bool _justReturnedFromPlayer =
false; // Flag to prevent PopScope interception after player
Timer? _searchTimer;
@override
void initState() {
super.initState();
// [P1-1 FIX] Debounce search input to prevent per-keystroke rebuilds
_searchTimer = null;
_searchController.addListener(() {
_searchTimer?.cancel();
_searchTimer = Timer(const Duration(milliseconds: 500), () {
if (mounted) {
setState(() {
_searchQuery = _searchController.text.toLowerCase();
});
}
});
});
// Trigger IP fetch for smart sorting
IpService().fetchIpDetails().then((_) {
if (mounted) setState(() {});
});
}
@override
void dispose() {
_searchController.dispose();
_searchFocusNode.dispose();
_searchTimer?.cancel();
super.dispose();
}
@override
bool get wantKeepAlive => true;
@override
Widget build(BuildContext context) {
super.build(context);
// Phase 1: always watch categories (fast, ~1 second)
final categoriesAsync =
ref.watch(mobileLiveCategoriesProvider(widget.playlist));
final settings = ref.watch(mobileSettingsProvider);
final uiState = ref.watch(mobileLiveTvUiStateProvider);
final uiNotifier = ref.read(mobileLiveTvUiStateProvider.notifier);
// Determine if we should show the category grid
final bool showGrid = uiState.isCategoryView &&
_searchQuery.isEmpty &&
!_showFavoritesOnly;
return Container(
decoration: AppDecorations.background(context),
child: Scaffold(
backgroundColor: Colors.transparent,
body: PopScope(
// Only allow full pop if we're at category view with no filters AND not just returned from player
canPop: false,
onPopInvokedWithResult: (didPop, _) async {
if (didPop) return;
// If just returned from player, reset the flag and do nothing (stay on channel list)
if (_justReturnedFromPlayer) {
_justReturnedFromPlayer = false;
return;
}
if (_searchQuery.isNotEmpty) {
setState(() {
_searchController.clear();
_searchQuery = '';
});
} else if (_showFavoritesOnly) {
setState(() => _showFavoritesOnly = false);
} else if (!uiState.isCategoryView) {
uiNotifier.state = uiState.copyWith(isCategoryView: true);
} else {
// Root View (Categories) -> Show Exit Dialog
final shouldExit = await showDialog<bool>(
context: context,
builder: (context) => AlertDialog(
backgroundColor: Colors.grey[900],
title: const Text(
"Quitter l'application",
style: TextStyle(color: Colors.white),
),
content: const Text(
"Voulez-vous vraiment quitter l'application ?",
style: TextStyle(color: Colors.white70),
),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(false),
autofocus: true,
child: const Text(
'Annuler',
style: TextStyle(color: Colors.blueAccent),
),
),
TextButton(
onPressed: () => Navigator.of(context).pop(true),
child: const Text(
'Quitter',
style: TextStyle(color: Colors.redAccent),
),
),
],
),
);
if (shouldExit == true) {
SystemNavigator.pop();
}
}
},
child: categoriesAsync.when(
loading: () => const Center(child: CircularProgressIndicator()),
error: (e, s) => Center(
child: Padding(
padding: const EdgeInsets.all(16),
child: Text(
'Erreur: $e',
style: const TextStyle(color: Colors.red),
textAlign: TextAlign.center,
),
),
),
data: (allCategories) {
// Apply keyword filter and smart geo-sort on categories
List<model.Category> categories;
if (settings.liveTvKeywords.isNotEmpty) {
categories = allCategories
.where(
(cat) => settings.matchesLiveTvFilter(cat.categoryName),)
.toList();
categories.sort(
(a, b) => a.categoryName.compareTo(b.categoryName),
);
} else {
// Smart Sort (GeoIP)
final userCountry = IpService().country;
categories = List.of(allCategories);
categories.sort((a, b) {
if (userCountry != null) {
final aMatches = a.categoryName
.toLowerCase()
.contains(userCountry.toLowerCase());
final bMatches = b.categoryName
.toLowerCase()
.contains(userCountry.toLowerCase());
if (aMatches && !bMatches) return -1;
if (!aMatches && bMatches) return 1;
}
return a.categoryName.compareTo(b.categoryName);
});
}
return SafeArea(
bottom: false,
child: Column(
children: [
// Header (Search + Title/Back)
Padding(
padding: const EdgeInsets.symmetric(
horizontal: 16,
vertical: 8,
),
child: Column(
children: [
// Search Bar - Wrapped in TVFocusable for remote access
TVFocusable(
scale: 1.0, // Disable scaling to prevent overflow
focusColor:
Colors.white, // Solid white selection frame
onPressed: () {
setState(() => _isSearchEditing = true);
WidgetsBinding.instance.addPostFrameCallback((_) {
_searchFocusNode.requestFocus();
SystemChannels.textInput
.invokeMethod('TextInput.show');
});
},
borderRadius: BorderRadius.circular(12),
child: Container(
height: 48,
decoration: AppDecorations.searchBar(context),
padding:
const EdgeInsets.symmetric(horizontal: 12),
child: Row(
children: [
Icon(
Icons.search,
color: AppDecorations.textSecondary(context),
),
const SizedBox(width: 8),
Expanded(
child: ExcludeFocus(
excluding: !_isSearchEditing,
child: TextField(
cursorColor: Colors.white,
controller: _searchController,
focusNode: _searchFocusNode,
readOnly: !_isSearchEditing,
style: TextStyle(
color: AppDecorations.textPrimary(context),
),
decoration: const InputDecoration(
hintText: 'Rechercher une chaîne...',
border: InputBorder.none,
focusedBorder: InputBorder.none,
enabledBorder: InputBorder.none,
isDense: true,
),
onSubmitted: (_) => setState(
() => _isSearchEditing = false,
),
),
),
),
if (_searchQuery.isNotEmpty)
GestureDetector(
onTap: () => _searchController.clear(),
child: Icon(
Icons.close,
color: AppDecorations.textSecondary(context),
),
),
],
),
),
),
const SizedBox(height: 12),
// Title / Navigation Row
Row(
children: [
if (!showGrid ||
_showFavoritesOnly ||
_searchQuery.isNotEmpty) ...[
IconButton(
icon: Icon(
Icons.arrow_back,
color: AppDecorations.textPrimary(context),
),
onPressed: () {
if (_searchQuery.isNotEmpty) {
_searchController.clear();
} else if (_showFavoritesOnly) {
setState(
() => _showFavoritesOnly = false,
);
} else {
uiNotifier.state = uiState.copyWith(
isCategoryView: true,
);
}
},
padding: EdgeInsets.zero,
constraints: const BoxConstraints(),
),
const SizedBox(width: 12),
],
Expanded(
child: Text(
_searchQuery.isNotEmpty
? 'Résultats de recherche'
: _showFavoritesOnly
? 'Favoris'
: showGrid
? 'Catégories'
: uiState.selectedCategory ??
'Chaînes',
style: TextStyle(
color: AppDecorations.textPrimary(context),
fontWeight: FontWeight.bold,
fontSize: 18,
),
overflow: TextOverflow.ellipsis,
),
),
IconButton(
icon: Icon(
_showFavoritesOnly
? Icons.favorite
: Icons.favorite_border,
color: _showFavoritesOnly
? const Color(0xFFFF453A)
: AppDecorations.textSecondary(context),
),
onPressed: () => setState(() {
_showFavoritesOnly = !_showFavoritesOnly;
// Reset category view if entering favorites
if (_showFavoritesOnly) {
uiNotifier.state =
uiState.copyWith(isCategoryView: false);
}
// If exiting favorites, default back to category grid
if (!_showFavoritesOnly) {
uiNotifier.state =
uiState.copyWith(isCategoryView: true);
}
}),
),
],
),
],
),
),
// Main Content
Expanded(
child: showGrid
? _buildCategoryGrid(categories, uiNotifier, uiState)
: _ChannelListView(
playlist: widget.playlist,
uiState: uiState,
searchQuery: _searchQuery,
showFavoritesOnly: _showFavoritesOnly,
onPlay: (channel, channels, index) =>
_playChannel(
context,
channel,
channels,
widget.playlist,
index,
),
),
),
],
),
);
},
),
),
),
);
}
Widget _buildCategoryGrid(
List<model.Category> categories,
StateController<LiveTvUiState> uiNotifier,
LiveTvUiState uiState,
) {
if (categories.isEmpty) {
return Center(
child: Text(
'Aucune catégorie trouvée',
style: GoogleFonts.inter(color: AppDecorations.textSecondary(context)),
),
);
}
return GridView.builder(
padding: const EdgeInsets.all(16),
gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: 6, // Adjusted to 6 columns as requested
childAspectRatio: 1.0,
crossAxisSpacing: 8,
mainAxisSpacing: 8,
),
itemCount: categories.length,
itemBuilder: (context, index) {
final category = categories[index];
return TVFocusable(
onPressed: () {
uiNotifier.state = LiveTvUiState(
selectedCategory: category.categoryName,
selectedCategoryId: category.categoryId,
isCategoryView: false,
);
},
borderRadius: BorderRadius.circular(16),
child: Stack(
children: [
// Base gradient (theme-aware)
Container(decoration: AppDecorations.glossyCard(context)),
// Glossy highlight overlay (top shimmer)
Positioned(
top: 0,
left: 0,
right: 0,
height: 60,
child: Container(
decoration: AppDecorations.glossShimmer(context),
),
),
// Content (icon + text) — Positioned.fill ensures Column fills the card
Positioned.fill(
child: Padding(
padding: const EdgeInsets.all(16),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
const Icon(
Icons.live_tv_rounded,
color: Color(0xFF0A84FF),
size: 36,
),
const SizedBox(height: 10),
Text(
category.categoryName,
style: TextStyle(
color: AppDecorations.textPrimary(context),
fontWeight: FontWeight.w600,
fontSize: 13,
letterSpacing: 0.2,
),
textAlign: TextAlign.center,
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
],
),
),
), // closes Positioned.fill
],
),
);
},
);
}
void _playChannel(
BuildContext context,
Channel channel,
List<Channel> channels,
PlaylistConfig playlist,
int index,
) async {
final settings = ref.read(mobileSettingsProvider);
// Check if channel has forced deinterlacing enabled
final forceDeinterlace =
settings.deinterlacedChannels.contains(channel.streamId);
if (forceDeinterlace) {
await Navigator.push(
context,
MaterialPageRoute(
builder: (context) => NativePlayerScreen(
streamId: channel.streamId,
title: channel.name,
playlist: playlist,
streamType: StreamType.live,
channels: channels, // Pass full channel list for zapping
initialIndex: index,
forceDeinterlace: true,
),
),
);
} else {
await Navigator.push(
context,
MaterialPageRoute(
builder: (context) => LitePlayerScreen(
streamId: channel.streamId,
title: channel.name,
playlist: playlist,
streamType: StreamType.live,
channels: channels, // Pass full channel list for zapping
initialIndex: index,
),
),
);
}
// When returning from player, set flag to prevent PopScope from going back to categories
if (mounted) {
setState(() => _justReturnedFromPlayer = true);
}
}
}
/// Phase 2 widget: loads channels for the selected category (or handles search/favorites)
class _ChannelListView extends ConsumerWidget {
final PlaylistConfig playlist;
final LiveTvUiState uiState;
final String searchQuery;
final bool showFavoritesOnly;
final void Function(Channel, List<Channel>, int) onPlay;
const _ChannelListView({
required this.playlist,
required this.uiState,
required this.searchQuery,
required this.showFavoritesOnly,
required this.onPlay,
});
@override
Widget build(BuildContext context, WidgetRef ref) {
final favorites = ref.watch(mobileFavoritesProvider);
// Determine which category to fetch channels for
final categoryId = uiState.selectedCategoryId;
if (categoryId == null && !showFavoritesOnly && searchQuery.isEmpty) {
// No category selected and no filter → go back to categories
return Center(
child: Text(
'Aucune catégorie sélectionnée',
style: GoogleFonts.inter(color: AppDecorations.textSecondary(context)),
),
);
}
// Phase 2: load channels for selected category
final channelsAsync = categoryId != null
? ref.watch(
mobileLiveChannelsByCategoryProvider((playlist, categoryId)),)
: null;
if (channelsAsync == null) {
// Favorites or search without category: need channels — show loading
// For favorites/search without a category, we can't load without a categoryId.
// Show a message directing user to select a category first.
return Center(
child: Padding(
padding: const EdgeInsets.all(24),
child: Text(
showFavoritesOnly
? 'Sélectionnez une catégorie pour voir vos favoris'
: 'Sélectionnez une catégorie pour rechercher',
style: GoogleFonts.inter(color: AppDecorations.textSecondary(context)),
textAlign: TextAlign.center,
),
),
);
}
return channelsAsync.when(
loading: () => const Center(child: CircularProgressIndicator()),
error: (e, s) => Center(
child: Padding(
padding: const EdgeInsets.all(16),
child: Text(
'Erreur: $e',
style: const TextStyle(color: Colors.red),
textAlign: TextAlign.center,
),
),
),
data: (channels) {
// Apply search or favorites filter
List<Channel> displayedChannels;
if (searchQuery.isNotEmpty) {
displayedChannels = channels
.where((c) => c.name.toLowerCase().contains(searchQuery))
.toList();
} else if (showFavoritesOnly) {
displayedChannels = channels
.where((c) => favorites.contains(c.streamId))
.toList();
} else {
displayedChannels = channels;
}
if (displayedChannels.isEmpty) {
return Center(
child: Text(
'Aucune chaîne trouvée',
style: GoogleFonts.inter(color: AppDecorations.textSecondary(context)),
),
);
}
return GridView.builder(
padding: const EdgeInsets.fromLTRB(16, 16, 16, 80),
gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: 6,
childAspectRatio: 0.85,
crossAxisSpacing: 12,
mainAxisSpacing: 12,
),
itemCount: displayedChannels.length,
itemBuilder: (context, index) {
final channel = displayedChannels[index];
return _MobileChannelCard(
channel: channel,
playlist: playlist,
onTap: () => onPlay(channel, displayedChannels, index),
);
},
);
},
);
}
}
class _MobileChannelCard extends ConsumerStatefulWidget {
final Channel channel;
final VoidCallback onTap;
final PlaylistConfig playlist;
const _MobileChannelCard({
required this.channel,
required this.onTap,
required this.playlist,
});
@override
ConsumerState<_MobileChannelCard> createState() => _MobileChannelCardState();
}
class _MobileChannelCardState extends ConsumerState<_MobileChannelCard> {
String? _epgTitle;
@override
void initState() {
super.initState();
_loadEpg();
}
Future<void> _loadEpg() async {
try {
final service =
await ref.read(mobileXtreamServiceProvider(widget.playlist).future);
final epg = await service.getShortEPG(widget.channel.streamId);
if (mounted && epg.nowPlaying.isNotEmpty) {
setState(() {
_epgTitle = epg.nowPlaying;
});
}
} catch (e) {
// Ignore EPG errors
}
}
@override
Widget build(BuildContext context) {
final iconUrl = widget.channel.streamIcon.isNotEmpty &&
widget.channel.streamIcon.startsWith('http')
? widget.channel.streamIcon
: null;
final favorites = ref.watch(mobileFavoritesProvider);
final isFavorite = favorites.contains(widget.channel.streamId);
return TVFocusable(
onPressed: widget.onTap,
onLongPress: () {
ref
.read(mobileFavoritesProvider.notifier)
.toggle(widget.channel.streamId);
},
child: ClipRRect(
borderRadius: BorderRadius.circular(12),
child: Stack(
children: [
// Base card (theme-aware)
Container(
decoration: AppDecorations.glossyCard(context, radius: 12),
),
// Glossy highlight overlay (top shimmer)
Positioned(
top: 0,
left: 0,
right: 0,
height: 50,
child: Container(
decoration: AppDecorations.glossShimmer(context, radius: 12),
),
),
// Content
Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
// Channel Logo
Expanded(
flex: 3,
child: Container(
width: double.infinity,
decoration: AppDecorations.channelCardBase(context),
child: Stack(
children: [
// Logo
// [P1-2 FIX] Optimize channel icon cache (40x40 display)
Center(
child: iconUrl != null
? CachedNetworkImage(
imageUrl: iconUrl,
fit: BoxFit.contain,
memCacheWidth: 50,
memCacheHeight: 50,
maxWidthDiskCache: 50,
maxHeightDiskCache: 50,
cacheManager: AppCacheManager.instance,
errorWidget: (_, __, ___) => Icon(
Icons.tv,
color: AppDecorations.iconMuted(context),
size: 40,
),
placeholder: (_, __) => Icon(
Icons.tv,
color: AppDecorations.iconMuted(context),
size: 40,
),
)
: Icon(
Icons.tv,
color: AppDecorations.iconMuted(context),
size: 40,
),
),
// Favorite badge
if (isFavorite)
Positioned(
top: 4,
right: 4,
child: Container(
padding: const EdgeInsets.all(4),
decoration: BoxDecoration(
color: Colors.red,
borderRadius: BorderRadius.circular(12),
),
child: const Icon(
Icons.favorite,
color: Colors.white,
size: 12,
),
),
),
],
),
),
),
// Channel Name
Expanded(
flex: 2,
child: Padding(
padding: const EdgeInsets.symmetric(
horizontal: 6,
vertical: 4,
),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
widget.channel.name,
style: TextStyle(
color: AppDecorations.textPrimary(context),
fontWeight: FontWeight.w500,
fontSize: 11,
),
textAlign: TextAlign.center,
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
if (_epgTitle != null) ...[
const SizedBox(height: 2),
Text(
_epgTitle!,
style: const TextStyle(
color: Colors.yellow,
fontSize: 9,
),
textAlign: TextAlign.center,
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
],
],
),
),
),
],
), // end channel card content
],
), // end Stack
), // end ClipRRect
); // end TVFocusable
}
}