Files
xtremobile/lib/features/iptv/widgets/live_tv_tab.dart
T

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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 '../providers/xtream_provider.dart';
import '../providers/settings_provider.dart';
import '../providers/favorites_provider.dart';
import '../screens/player_screen.dart';
import '../../../core/models/iptv_models.dart';
import '../../../core/models/playlist_config.dart';
import '../../../core/theme/app_colors.dart';
import '../../../core/theme/app_theme.dart';
import '../../../core/utils/responsive_layout.dart';
import 'channel_card.dart';
/// Live TV tab - Enhanced with Search, Favorites and Grid/List View
class LiveTVTab extends ConsumerStatefulWidget {
final PlaylistConfig playlist;
const LiveTVTab({super.key, required this.playlist});
@override
ConsumerState<LiveTVTab> createState() => _LiveTVTabState();
}
class _LiveTVTabState extends ConsumerState<LiveTVTab>
with AutomaticKeepAliveClientMixin {
// State
String? _selectedCategory;
int _currentPage = 0;
static const int _itemsPerPage = 100; // Increased for grid view
// UI State
bool _isGridView = true;
final TextEditingController _searchController = TextEditingController();
bool _showFavoritesOnly = false;
String _searchQuery = '';
@override
void initState() {
super.initState();
_searchController.addListener(() {
setState(() {
_searchQuery = _searchController.text.toLowerCase();
_currentPage = 0; // Reset page on search
});
});
}
@override
void dispose() {
_searchController.dispose();
super.dispose();
}
@override
bool get wantKeepAlive => true;
@override
Widget build(BuildContext context) {
super.build(context);
final channelsAsync = ref.watch(liveChannelsByPlaylistProvider(widget.playlist));
final favorites = ref.watch(favoritesProvider);
return Scaffold( // Use scaffold for toolbar body structure
backgroundColor: Colors.transparent,
body: Column(
children: [
// Toolbar
_buildToolbar(),
// Content
Expanded(
child: channelsAsync.when(
data: (groupedChannels) {
// 1. Flatten for global search/filter if needed
final allChannels = groupedChannels.values.expand((element) => element).toList();
List<Channel> displayedChannels = [];
bool isGlobalMode = _searchQuery.isNotEmpty || _showFavoritesOnly;
if (isGlobalMode) {
// Global Filter Mode
displayedChannels = allChannels.where((channel) {
final matchesSearch = _searchQuery.isEmpty ||
channel.name.toLowerCase().contains(_searchQuery);
final matchesFavorite = !_showFavoritesOnly ||
favorites.contains(channel.streamId);
return matchesSearch && matchesFavorite;
}).toList();
} else if (_selectedCategory != null) {
// Category Mode
displayedChannels = groupedChannels[_selectedCategory] ?? [];
}
// If no global mode and no category selected, show Category Grid
if (!isGlobalMode && _selectedCategory == null) {
if (groupedChannels.isEmpty) {
return const Center(child: Text('No channels found'));
}
return _buildCategoryGrid(groupedChannels);
}
// Show Channels (Grid or List)
if (displayedChannels.isEmpty) {
return Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(Icons.tv_off, size: 64, color: AppColors.textTertiary),
const SizedBox(height: 16),
Text(
_showFavoritesOnly ? 'No favorites found' : 'No channels found',
style: Theme.of(context).textTheme.bodyLarge,
),
],
),
);
}
return _buildChannelsView(displayedChannels, isGlobalMode);
},
loading: () => const Center(child: CircularProgressIndicator()),
error: (e, s) => Center(child: Text('Error: $e')),
),
),
],
),
);
}
Widget _buildToolbar() {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
decoration: BoxDecoration(
color: AppColors.surface,
border: Border(bottom: BorderSide(color: AppColors.border)),
),
child: Row(
children: [
// Search Bar
Expanded(
child: TextField(
controller: _searchController,
decoration: InputDecoration(
hintText: 'Search channels...',
prefixIcon: const Icon(Icons.search),
suffixIcon: _searchQuery.isNotEmpty
? IconButton(
icon: const Icon(Icons.clear),
onPressed: () => _searchController.clear(),
)
: null,
isDense: true,
filled: true,
fillColor: AppColors.surface.withOpacity(0.5),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(8),
borderSide: BorderSide.none,
),
),
),
),
const SizedBox(width: 12),
// Favorites Toggle
IconButton(
tooltip: 'Favorites Only',
icon: Icon(
_showFavoritesOnly ? Icons.favorite : Icons.favorite_border,
color: _showFavoritesOnly ? AppColors.primary : AppColors.textSecondary,
),
onPressed: () {
setState(() {
_showFavoritesOnly = !_showFavoritesOnly;
_selectedCategory = null; // Reset category when toggling favorites
_currentPage = 0;
});
},
),
// View Toggle
IconButton(
tooltip: _isGridView ? 'List View' : 'Grid View',
icon: Icon(
_isGridView ? Icons.view_list : Icons.grid_view,
color: AppColors.textSecondary,
),
onPressed: () => setState(() => _isGridView = !_isGridView),
),
],
),
);
}
Widget _buildCategoryGrid(Map<String, List<Channel>> groupedChannels) {
final settings = ref.watch(iptvSettingsProvider);
var categories = groupedChannels.keys.toList();
// Apply Settings Filter (Hidden categories)
if (settings.liveTvKeywords.isNotEmpty) {
categories = categories.where((cat) => settings.matchesLiveTvFilter(cat)).toList();
}
categories.sort();
final crossAxisCount = ResponsiveLayout.value(
context,
mobile: 2,
tablet: 3,
desktop: 5,
);
return GridView.builder(
padding: const EdgeInsets.all(16),
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: crossAxisCount,
mainAxisSpacing: 16,
crossAxisSpacing: 16,
childAspectRatio: 1.5,
),
itemCount: categories.length,
itemBuilder: (context, index) {
final category = categories[index];
final count = groupedChannels[category]!.length;
return InkWell(
onTap: () => setState(() {
_selectedCategory = category;
_currentPage = 0;
}),
borderRadius: BorderRadius.circular(AppTheme.radiusMd),
child: Container(
decoration: BoxDecoration(
color: AppColors.surface,
borderRadius: BorderRadius.circular(AppTheme.radiusMd),
border: Border.all(color: AppColors.border),
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [
AppColors.surface.withOpacity(0.8),
AppColors.surface,
],
),
),
child: Stack(
children: [
Positioned(
right: -10,
bottom: -10,
child: Icon(
Icons.tv,
size: 80,
color: Colors.white.withOpacity(0.03),
),
),
Padding(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(
category,
style: GoogleFonts.inter(
fontSize: 16,
fontWeight: FontWeight.w600,
color: AppColors.textPrimary,
),
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
const SizedBox(height: 8),
Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: AppColors.primary.withOpacity(0.2),
borderRadius: BorderRadius.circular(4),
),
child: Text(
'$count channels',
style: GoogleFonts.inter(
fontSize: 12,
color: AppColors.primary,
fontWeight: FontWeight.bold,
),
),
),
],
),
),
],
),
),
);
},
);
}
Widget _buildChannelsView(List<Channel> channels, bool isGlobalMode) {
// Pagination
final totalPages = (channels.length / _itemsPerPage).ceil();
final startIndex = _currentPage * _itemsPerPage;
final endIndex = (startIndex + _itemsPerPage > channels.length)
? channels.length
: startIndex + _itemsPerPage;
final pageChannels = channels.sublist(startIndex, endIndex);
return Column(
children: [
// Breadcrumb / Back Navigation
if (!isGlobalMode && _selectedCategory != null)
Container(
width: double.infinity,
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
color: AppColors.surface.withOpacity(0.5),
child: Row(
children: [
IconButton(
icon: const Icon(Icons.arrow_back_ios, size: 16),
onPressed: () => setState(() => _selectedCategory = null),
tooltip: 'Back to Categories',
),
Text(
_selectedCategory!,
style: GoogleFonts.inter(
fontWeight: FontWeight.bold,
fontSize: 18,
),
),
const Spacer(),
Text(
'${channels.length} items',
style: GoogleFonts.inter(color: AppColors.textSecondary),
),
],
),
),
// Grid/List Content
Expanded(
child: _isGridView
? _buildGridView(pageChannels)
: _buildListView(pageChannels),
),
// Pagination Controls
if (totalPages > 1)
Container(
height: 50,
decoration: BoxDecoration(
color: AppColors.surface,
border: Border(top: BorderSide(color: AppColors.border)),
),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
IconButton(
icon: const Icon(Icons.chevron_left),
onPressed: _currentPage > 0 ? () => setState(() => _currentPage--) : null,
),
Text(
'Page ${_currentPage + 1} of $totalPages',
style: GoogleFonts.inter(fontWeight: FontWeight.w500),
),
IconButton(
icon: const Icon(Icons.chevron_right),
onPressed: _currentPage < totalPages - 1 ? () => setState(() => _currentPage++) : null,
),
],
),
),
],
);
}
Widget _buildGridView(List<Channel> channels) {
final columns = ResponsiveLayout.value(
context,
mobile: 2,
tablet: 4,
desktop: 6,
);
return GridView.builder(
padding: const EdgeInsets.all(16),
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: columns,
mainAxisSpacing: 16,
crossAxisSpacing: 16,
childAspectRatio: 1.4, // Card ratio
),
itemCount: channels.length,
itemBuilder: (context, index) {
final channel = channels[index];
return ChannelCard(
streamId: channel.streamId, // Now required
name: channel.name,
iconUrl: _getProxiedIconUrl(channel.streamIcon),
currentProgram: null, // ShortEPG requires async fetch
onTap: () => _playChannel(channel),
);
},
);
}
Widget _buildListView(List<Channel> channels) {
return ListView.separated(
padding: const EdgeInsets.all(16),
itemCount: channels.length,
separatorBuilder: (_, __) => const SizedBox(height: 8),
itemBuilder: (context, index) {
final channel = channels[index];
return SizedBox(
height: 80, // Fixed height for list item
child: ChannelCard(
streamId: channel.streamId,
name: channel.name,
iconUrl: _getProxiedIconUrl(channel.streamIcon),
height: 80,
width: double.infinity, // Full width
onTap: () => _playChannel(channel),
),
);
},
);
}
String? _getProxiedIconUrl(String originalUrl) {
if (originalUrl.isEmpty) return null;
if (originalUrl.startsWith('http://')) {
return '/api/xtream/$originalUrl';
}
return originalUrl;
}
void _playChannel(Channel channel) {
Navigator.of(context).push(
MaterialPageRoute(
builder: (context) => PlayerScreen(
streamId: channel.streamId,
title: channel.name,
playlist: widget.playlist,
streamType: StreamType.live,
),
),
);
}
}