140 lines
3.9 KiB
Dart
140 lines
3.9 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:plezy/widgets/app_icon.dart';
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import 'package:material_symbols_icons/symbols.dart';
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import '../../../mpv/mpv.dart';
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import '../../../widgets/focusable_list_tile.dart';
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/// Helper class for shared track selection logic
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///
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/// Provides common utilities for empty states, "Off" handling, and selection logic
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class TrackSelectionHelper {
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/// Get the appropriate empty message based on track type
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static String getEmptyMessage<T>() {
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if (T == SubtitleTrack) {
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return 'No subtitles available';
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} else if (T == AudioTrack) {
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return 'No audio tracks available';
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}
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return 'No tracks available';
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}
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/// Build a centered empty state widget
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static Widget buildEmptyState<T>() {
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return Center(child: Text(getEmptyMessage<T>()));
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}
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/// Check if "Off" is selected for a track
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static bool isOffSelected<T>(T? selectedTrack, bool Function(T track)? isOffTrack) {
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return selectedTrack == null || (isOffTrack?.call(selectedTrack) ?? false);
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}
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/// Get the track ID from a track object
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static String getTrackId<T>(T track) {
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if (track is AudioTrack) {
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return track.id;
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} else if (track is SubtitleTrack) {
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return track.id;
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}
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return '';
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}
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/// Build the "Off" list tile for track selection
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static Widget buildOffTile<T>({
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required BuildContext context,
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required bool isSelected,
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required VoidCallback onTap,
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Key? key,
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FocusNode? focusNode,
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VoidCallback? onLongPress,
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VoidCallback? onSecondaryTap,
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Widget? badge,
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}) {
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return _buildSelectableTile(
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context: context,
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key: key,
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label: 'Off',
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isSelected: isSelected,
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onTap: onTap,
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focusNode: focusNode,
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onLongPress: onLongPress,
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onSecondaryTap: onSecondaryTap,
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badge: badge,
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);
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}
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/// Build a track selection list tile
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static Widget buildTrackTile<T>({
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required BuildContext context,
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required String label,
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required bool isSelected,
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required VoidCallback onTap,
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Key? key,
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FocusNode? focusNode,
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VoidCallback? onLongPress,
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VoidCallback? onSecondaryTap,
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Widget? badge,
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}) {
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return _buildSelectableTile(
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context: context,
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key: key,
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label: label,
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isSelected: isSelected,
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onTap: onTap,
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focusNode: focusNode,
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onLongPress: onLongPress,
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onSecondaryTap: onSecondaryTap,
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badge: badge,
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);
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}
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/// Build a numbered badge for primary/secondary subtitle indicators.
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static Widget buildTrackBadge(BuildContext context, int number) {
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final colorScheme = Theme.of(context).colorScheme;
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return Container(
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width: 18,
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height: 18,
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decoration: BoxDecoration(color: colorScheme.primary, borderRadius: BorderRadius.circular(4)),
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alignment: Alignment.center,
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child: Text(
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number.toString(),
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style: TextStyle(color: colorScheme.onPrimary, fontSize: 11, fontWeight: FontWeight.bold),
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),
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);
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}
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static Widget _buildSelectableTile({
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required BuildContext context,
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required String label,
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required bool isSelected,
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required VoidCallback onTap,
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Key? key,
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FocusNode? focusNode,
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VoidCallback? onLongPress,
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VoidCallback? onSecondaryTap,
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Widget? badge,
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}) {
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final primaryColor = Theme.of(context).colorScheme.primary;
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Widget? trailing;
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if (badge != null) {
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trailing = badge;
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} else if (isSelected) {
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trailing = AppIcon(Symbols.check_rounded, fill: 1, color: primaryColor);
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}
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Widget tile = FocusableListTile(
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key: key,
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focusNode: focusNode,
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title: Text(label, style: TextStyle(color: isSelected ? primaryColor : null)),
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trailing: trailing,
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onTap: onTap,
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onLongPress: onLongPress,
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);
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if (onSecondaryTap != null) {
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tile = GestureDetector(onSecondaryTap: onSecondaryTap, child: tile);
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}
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return tile;
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}
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}
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