edde746
9429a76acc
The search screens, the out-of-band auth dialogs, the live TV guide and the list-download paths each carried their own copy of the same shell. Extracts SearchInputField and PendingAuthDialog and routes the duplicated download and guide helpers through one implementation.
79 lines
2.5 KiB
Dart
79 lines
2.5 KiB
Dart
import '../models/livetv_channel.dart';
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import 'live_tv_matching.dart';
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class LiveTvChannelGroup {
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final String key;
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final String label;
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final List<LiveTvChannel> channels;
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const LiveTvChannelGroup({required this.key, required this.label, required this.channels});
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LiveTvChannelGroup copyWith({String? label}) {
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return LiveTvChannelGroup(key: key, label: label ?? this.label, channels: channels);
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}
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}
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List<LiveTvChannelGroup> groupLiveTvChannelsBySource(List<LiveTvChannel> channels) {
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final order = <String>[];
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final bySource = <String, List<LiveTvChannel>>{};
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final labels = <String, String>{};
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for (final channel in channels) {
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final key = liveTvChannelSourceKey(channel);
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if (!bySource.containsKey(key)) {
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order.add(key);
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bySource[key] = [];
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labels[key] = liveTvChannelSourceLabel(channel);
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}
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bySource[key]!.add(channel);
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}
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final groups = [
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for (final key in order)
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LiveTvChannelGroup(key: key, label: labels[key]!, channels: List.unmodifiable(bySource[key]!)),
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];
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final labelCounts = <String, int>{};
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for (final group in groups) {
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labelCounts[group.label] = (labelCounts[group.label] ?? 0) + 1;
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}
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return [
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for (final group in groups)
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if ((labelCounts[group.label] ?? 0) > 1) group.copyWith(label: _deduplicatedLabel(group)) else group,
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];
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}
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String liveTvChannelSourceKey(LiveTvChannel channel) {
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final serverId = liveTvNonEmpty(channel.serverId) ?? '';
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final providerSource = liveTvNonEmpty(channel.favoriteSource) ?? liveTvNonEmpty(channel.lineup) ?? '';
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final dvrSource = liveTvNonEmpty(channel.liveDvrKey) ?? '';
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return '$serverId\u0000$providerSource\u0000$dvrSource';
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}
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String liveTvChannelSourceLabel(LiveTvChannel channel) {
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final serverLabel = liveTvNonEmpty(channel.serverName) ?? liveTvNonEmpty(channel.serverId) ?? 'Live TV';
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final sourceTitle = liveTvNonEmpty(channel.liveTvSourceTitle);
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if (sourceTitle == null || sourceTitle == serverLabel) return serverLabel;
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return '$serverLabel - $sourceTitle';
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}
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String _deduplicatedLabel(LiveTvChannelGroup group) {
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if (group.channels.isEmpty) return group.label;
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final first = group.channels.first;
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final suffixes = [
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liveTvNonEmpty(first.liveTvSourceTitle),
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liveTvNonEmpty(first.liveDvrKey),
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liveTvProviderIdentifierForChannel(first),
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];
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String? suffix;
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for (final value in suffixes) {
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if (value != null && !group.label.contains(value)) {
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suffix = value;
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break;
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}
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}
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if (suffix == null || group.label.contains(suffix)) return group.label;
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return '${group.label} - $suffix';
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}
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