Files
plezy/lib/screens/livetv/live_tv_screen.dart
T
2026-02-11 16:27:49 +01:00

462 lines
15 KiB
Dart

import 'package:flutter/material.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:provider/provider.dart';
import '../../i18n/strings.g.dart';
import '../../models/livetv_channel.dart';
import '../../models/livetv_program.dart';
import '../../providers/multi_server_provider.dart';
import '../../utils/app_logger.dart';
import '../../utils/plex_url_helper.dart';
import '../../utils/live_tv_player_navigation.dart';
import '../../widgets/app_icon.dart';
import 'epg_guide_screen.dart';
import 'dvr_recordings_screen.dart';
class LiveTvScreen extends StatefulWidget {
const LiveTvScreen({super.key});
@override
State<LiveTvScreen> createState() => _LiveTvScreenState();
}
class _LiveTvScreenState extends State<LiveTvScreen> {
List<LiveTvChannel> _channels = [];
Map<String, LiveTvProgram?> _nowPlaying = {};
bool _isLoading = true;
String? _error;
@override
void initState() {
super.initState();
_loadChannels();
}
Future<void> _loadChannels() async {
if (!mounted) return;
setState(() {
_isLoading = true;
_error = null;
});
try {
final multiServer = context.read<MultiServerProvider>();
final liveTvServers = multiServer.liveTvServers;
if (liveTvServers.isEmpty) {
setState(() {
_isLoading = false;
_error = t.liveTv.noDvr;
});
return;
}
final allChannels = <LiveTvChannel>[];
for (final serverInfo in liveTvServers) {
final client = multiServer.getClientForServer(serverInfo.serverId);
if (client == null) continue;
final channels = await client.getEpgChannels(lineup: serverInfo.lineup);
allChannels.addAll(channels);
}
// Sort channels by number
allChannels.sort((a, b) {
final aNum = double.tryParse(a.number ?? '') ?? 999999;
final bNum = double.tryParse(b.number ?? '') ?? 999999;
return aNum.compareTo(bNum);
});
if (!mounted) return;
// Load "now playing" data
await _loadNowPlaying(allChannels);
setState(() {
_channels = allChannels;
_isLoading = false;
});
} catch (e) {
appLogger.e('Failed to load Live TV channels', error: e);
if (mounted) {
setState(() {
_isLoading = false;
_error = e.toString();
});
}
}
}
Future<void> _loadNowPlaying(List<LiveTvChannel> channels) async {
final multiServer = context.read<MultiServerProvider>();
final nowPlaying = <String, LiveTvProgram?>{};
for (final serverInfo in multiServer.liveTvServers) {
final client = multiServer.getClientForServer(serverInfo.serverId);
if (client == null) continue;
try {
final now = DateTime.now().millisecondsSinceEpoch ~/ 1000;
final programs = await client.getEpgGrid(
lineup: serverInfo.lineup,
beginsAt: now - 7200, // 2 hours before
endsAt: now + 7200, // 2 hours after
);
for (final program in programs) {
if (program.isCurrentlyAiring && program.channelIdentifier != null) {
nowPlaying[program.channelIdentifier!] = program;
}
}
} catch (e) {
appLogger.d('Failed to load now playing data', error: e);
}
}
if (mounted) {
setState(() => _nowPlaying = nowPlaying);
}
}
Future<void> _tuneChannel(LiveTvChannel channel) async {
final multiServer = context.read<MultiServerProvider>();
// Find the DVR server info matching this channel's serverId
final serverInfo = multiServer.liveTvServers.where(
(s) => s.serverId == channel.serverId,
).firstOrNull ?? multiServer.liveTvServers.firstOrNull;
if (serverInfo == null) return;
final client = multiServer.getClientForServer(serverInfo.serverId);
if (client == null) return;
await navigateToLiveTv(
context,
client: client,
dvrKey: serverInfo.dvrKey,
channel: channel,
channels: _channels,
);
}
void _openGuide() {
Navigator.of(context).push(
MaterialPageRoute(builder: (_) => const EpgGuideScreen()),
);
}
void _openRecordings() {
Navigator.of(context).push(
MaterialPageRoute(builder: (_) => const DvrRecordingsScreen()),
);
}
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
return Scaffold(
appBar: AppBar(
title: Text(t.liveTv.title),
actions: [
IconButton(
icon: const AppIcon(Symbols.menu_book_rounded),
tooltip: t.liveTv.guide,
onPressed: _openGuide,
),
IconButton(
icon: const AppIcon(Symbols.fiber_dvr_rounded),
tooltip: t.liveTv.recordings,
onPressed: _openRecordings,
),
],
),
body: _isLoading
? const Center(child: CircularProgressIndicator())
: _error != null
? Center(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
AppIcon(Symbols.error_rounded, size: 48, color: theme.colorScheme.error),
const SizedBox(height: 16),
Text(_error!, style: theme.textTheme.bodyLarge),
const SizedBox(height: 16),
FilledButton.icon(
onPressed: _loadChannels,
icon: const AppIcon(Symbols.refresh_rounded),
label: Text(t.common.retry),
),
],
),
)
: _channels.isEmpty
? Center(child: Text(t.liveTv.noChannels))
: RefreshIndicator(
onRefresh: _loadChannels,
child: _buildChannelList(theme),
),
);
}
Widget _buildChannelList(ThemeData theme) {
// Build "What's On Now" section + channel list
final currentlyAiring = _channels.where((ch) {
final id = ch.identifier ?? ch.key;
return _nowPlaying.containsKey(id) && _nowPlaying[id] != null;
}).toList();
return CustomScrollView(
slivers: [
// "What's On Now" section
if (currentlyAiring.isNotEmpty) ...[
SliverToBoxAdapter(
child: Padding(
padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
child: Text(t.liveTv.whatsOnNow, style: theme.textTheme.titleMedium),
),
),
SliverToBoxAdapter(
child: SizedBox(
height: 140,
child: ListView.builder(
scrollDirection: Axis.horizontal,
padding: const EdgeInsets.symmetric(horizontal: 12),
itemCount: currentlyAiring.length,
itemBuilder: (context, index) {
final channel = currentlyAiring[index];
final id = channel.identifier ?? channel.key;
final program = _nowPlaying[id]!;
return _buildNowPlayingCard(channel, program, theme);
},
),
),
),
],
// All channels header
SliverToBoxAdapter(
child: Padding(
padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
child: Text(t.liveTv.allChannels, style: theme.textTheme.titleMedium),
),
),
// Channel grid
SliverPadding(
padding: const EdgeInsets.symmetric(horizontal: 12),
sliver: SliverList(
delegate: SliverChildBuilderDelegate(
(context, index) => _buildChannelTile(
_channels[index],
theme,
),
childCount: _channels.length,
),
),
),
const SliverToBoxAdapter(child: SizedBox(height: 80)),
],
);
}
Widget _buildNowPlayingCard(LiveTvChannel channel, LiveTvProgram program, ThemeData theme) {
final client = context.read<MultiServerProvider>().getClientForServer(channel.serverId ?? '');
return Padding(
padding: const EdgeInsets.symmetric(horizontal: 4),
child: SizedBox(
width: 280,
child: Card(
clipBehavior: Clip.antiAlias,
child: InkWell(
onTap: () => _tuneChannel(channel),
child: Padding(
padding: const EdgeInsets.all(12),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
if (channel.thumb != null && client != null)
ClipRRect(
borderRadius: BorderRadius.circular(4),
child: Image.network(
'${client.config.baseUrl}${channel.thumb}'.withPlexToken(client.config.token),
width: 32,
height: 32,
fit: BoxFit.contain,
errorBuilder: (_, _, _) => const SizedBox(width: 32, height: 32),
),
)
else
const AppIcon(Symbols.live_tv_rounded, size: 32),
const SizedBox(width: 8),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
channel.displayName,
style: theme.textTheme.titleSmall,
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
if (channel.number != null)
Text(
t.liveTv.channelNumber(number: channel.number!),
style: theme.textTheme.bodySmall?.copyWith(
color: theme.colorScheme.onSurfaceVariant,
),
),
],
),
),
_LiveBadge(),
],
),
const SizedBox(height: 8),
Text(
program.title,
style: theme.textTheme.bodyMedium?.copyWith(fontWeight: FontWeight.w500),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
if (program.grandparentTitle != null)
Text(
program.grandparentTitle!,
style: theme.textTheme.bodySmall?.copyWith(
color: theme.colorScheme.onSurfaceVariant,
),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
const Spacer(),
// Progress bar
LinearProgressIndicator(
value: program.progress,
backgroundColor: theme.colorScheme.surfaceContainerHighest,
),
],
),
),
),
),
),
);
}
Widget _buildChannelTile(LiveTvChannel channel, ThemeData theme) {
final id = channel.identifier ?? channel.key;
final program = _nowPlaying[id];
final client = context.read<MultiServerProvider>().getClientForServer(channel.serverId ?? '');
return ListTile(
leading: SizedBox(
width: 48,
height: 48,
child: channel.thumb != null && client != null
? ClipRRect(
borderRadius: BorderRadius.circular(4),
child: Image.network(
'${client.config.baseUrl}${channel.thumb}'.withPlexToken(client.config.token),
fit: BoxFit.contain,
errorBuilder: (_, _, _) => const Center(child: AppIcon(Symbols.live_tv_rounded)),
),
)
: const Center(child: AppIcon(Symbols.live_tv_rounded)),
),
title: Row(
children: [
if (channel.number != null) ...[
SizedBox(
width: 48,
child: Text(
channel.number!,
style: theme.textTheme.bodyMedium?.copyWith(
color: theme.colorScheme.onSurfaceVariant,
fontWeight: FontWeight.w500,
),
),
),
],
Expanded(
child: Text(
channel.displayName,
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
),
if (channel.hd)
Padding(
padding: const EdgeInsets.only(left: 4),
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 4, vertical: 1),
decoration: BoxDecoration(
border: Border.all(color: theme.colorScheme.outline.withValues(alpha: 0.5)),
borderRadius: BorderRadius.circular(3),
),
child: Text(
t.liveTv.hd,
style: theme.textTheme.labelSmall?.copyWith(
color: theme.colorScheme.onSurfaceVariant,
fontSize: 9,
),
),
),
),
],
),
subtitle: program != null
? Row(
children: [
if (program.isCurrentlyAiring) ...[
_LiveBadge(small: true),
const SizedBox(width: 4),
],
Expanded(
child: Text(
program.title,
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
),
],
)
: null,
onTap: () => _tuneChannel(channel),
);
}
}
class _LiveBadge extends StatelessWidget {
final bool small;
const _LiveBadge({this.small = false});
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
return Container(
padding: EdgeInsets.symmetric(
horizontal: small ? 4 : 6,
vertical: small ? 1 : 2,
),
decoration: BoxDecoration(
color: Colors.red,
borderRadius: BorderRadius.circular(3),
),
child: Text(
t.liveTv.live,
style: theme.textTheme.labelSmall?.copyWith(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: small ? 8 : 10,
),
),
);
}
}