372 lines
12 KiB
Dart
372 lines
12 KiB
Dart
import 'dart:async';
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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 '../../../focus/focusable_slider.dart';
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import '../../../focus/focusable_button.dart';
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import '../../../focus/focusable_wrapper.dart';
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import '../../../mpv/mpv.dart';
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import '../../../i18n/strings.g.dart';
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import '../../../theme/mono_tokens.dart';
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import '../../../utils/formatters.dart';
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/// Reusable widget for adjusting sync offsets (audio or subtitle)
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class SyncOffsetControl extends StatefulWidget {
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final Player player;
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final String propertyName; // 'audio-delay' or 'sub-delay'
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final int initialOffset;
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final String labelText; // 'Audio' or 'Subtitles'
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final Future<void> Function(int offset) onOffsetChanged;
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/// When true, renders as a compact single-row layout for use in a top bar.
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final bool compact;
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/// Focus node for the reset button (compact mode). When provided from the
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/// parent, allows the close button's left-press to focus the reset button.
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final FocusNode? resetFocusNode;
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/// Focus node for the close button (compact mode). When provided, pressing
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/// select/enter on the slider moves focus here.
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final FocusNode? closeFocusNode;
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/// Focus node for the slider (compact mode). When provided, allows the
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/// parent to auto-focus the slider when the bar opens.
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final FocusNode? sliderFocusNode;
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const SyncOffsetControl({
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super.key,
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required this.player,
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required this.propertyName,
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required this.initialOffset,
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required this.labelText,
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required this.onOffsetChanged,
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this.compact = false,
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this.resetFocusNode,
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this.closeFocusNode,
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this.sliderFocusNode,
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});
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@override
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State<SyncOffsetControl> createState() => _SyncOffsetControlState();
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}
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class _SyncOffsetControlState extends State<SyncOffsetControl> {
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// Range constants
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static const double _sliderMin = -60_000; // ±60s for slider
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static const double _sliderMax = 60_000;
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static const double _absoluteMin = -60_000; // ±60s absolute limit
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static const double _absoluteMax = 60_000;
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static const double _tapStep = 100; // 100ms per tap
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static const double _longPressStep = 1000; // 1s per long-press tick
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static const int _sliderDivisions = 1200; // 100ms steps for ±60s range
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late double _currentOffset;
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Timer? _longPressTimer;
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@override
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void initState() {
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super.initState();
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_currentOffset = widget.initialOffset.toDouble();
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}
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@override
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void didUpdateWidget(SyncOffsetControl oldWidget) {
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super.didUpdateWidget(oldWidget);
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if (widget.initialOffset != oldWidget.initialOffset) {
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_currentOffset = widget.initialOffset.toDouble();
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}
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}
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@override
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void dispose() {
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_longPressTimer?.cancel();
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super.dispose();
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}
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Future<void> _applyOffset(double offsetMs) async {
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// Convert milliseconds to seconds for mpv
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final offsetSeconds = offsetMs / 1000.0;
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// Apply to player using setProperty
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await widget.player.setProperty(widget.propertyName, offsetSeconds.toString());
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// Notify parent and save to settings
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await widget.onOffsetChanged(offsetMs.round());
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}
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void _resetOffset() {
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setState(() {
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_currentOffset = 0;
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});
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_applyOffset(0);
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}
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void _incrementOffset() {
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final newOffset = (_currentOffset + _tapStep).clamp(_absoluteMin, _absoluteMax);
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setState(() {
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_currentOffset = newOffset;
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});
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_applyOffset(newOffset);
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}
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void _decrementOffset() {
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final newOffset = (_currentOffset - _tapStep).clamp(_absoluteMin, _absoluteMax);
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setState(() {
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_currentOffset = newOffset;
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});
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_applyOffset(newOffset);
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}
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void _startLongPressIncrement() {
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_longPressTimer?.cancel();
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_longPressTimer = Timer.periodic(const Duration(milliseconds: 200), (_) {
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final newOffset = (_currentOffset + _longPressStep).clamp(_absoluteMin, _absoluteMax);
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setState(() {
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_currentOffset = newOffset;
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});
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_applyOffset(newOffset);
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});
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}
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void _startLongPressDecrement() {
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_longPressTimer?.cancel();
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_longPressTimer = Timer.periodic(const Duration(milliseconds: 200), (_) {
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final newOffset = (_currentOffset - _longPressStep).clamp(_absoluteMin, _absoluteMax);
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setState(() {
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_currentOffset = newOffset;
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});
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_applyOffset(newOffset);
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});
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}
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void _stopLongPress() {
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_longPressTimer?.cancel();
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_longPressTimer = null;
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}
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String _getDescriptionText() {
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if (_currentOffset > 0) {
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return t.videoControls.playsLater(label: widget.labelText);
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} else if (_currentOffset < 0) {
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return t.videoControls.playsEarlier(label: widget.labelText);
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} else {
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return t.videoControls.noOffset;
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}
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}
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Widget _buildStepButton({
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required IconData icon,
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required VoidCallback onTap,
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required VoidCallback onLongPressStart,
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double size = 48,
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double iconSize = 28,
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}) {
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return FocusableWrapper(
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onSelect: onTap,
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borderRadius: 18,
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autoScroll: false,
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useBackgroundFocus: true,
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child: GestureDetector(
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onTap: onTap,
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onLongPressStart: (_) => onLongPressStart(),
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onLongPressEnd: (_) => _stopLongPress(),
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onLongPressCancel: _stopLongPress,
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child: Container(
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width: size,
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height: size,
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.surfaceContainerHighest,
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borderRadius: const BorderRadius.all(Radius.circular(8)),
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),
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child: Icon(icon, color: tokens(context).text, size: iconSize),
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),
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),
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);
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}
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@override
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Widget build(BuildContext context) {
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return widget.compact ? _buildCompact(context) : _buildFull(context);
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}
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Widget _buildCompactStepButton({
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required IconData icon,
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required VoidCallback onTap,
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required VoidCallback onLongPressStart,
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}) {
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return FocusableWrapper(
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onSelect: onTap,
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borderRadius: 18,
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autoScroll: false,
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useBackgroundFocus: true,
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child: GestureDetector(
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onTap: onTap,
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onLongPressStart: (_) => onLongPressStart(),
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onLongPressEnd: (_) => _stopLongPress(),
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onLongPressCancel: _stopLongPress,
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child: Container(
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width: 36,
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height: 36,
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.surfaceContainerHighest,
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borderRadius: const BorderRadius.all(Radius.circular(8)),
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),
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child: Icon(icon, color: tokens(context).text, size: 22),
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),
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),
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);
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}
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Widget _buildCompact(BuildContext context) {
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final sliderValue = _currentOffset.clamp(_sliderMin, _sliderMax);
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return Padding(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
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child: Row(
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children: [
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_buildCompactStepButton(
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icon: Symbols.remove_rounded,
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onTap: _decrementOffset,
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onLongPressStart: _startLongPressDecrement,
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),
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Expanded(
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child: SliderTheme(
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data: SliderTheme.of(context).copyWith(tickMarkShape: SliderTickMarkShape.noTickMark),
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child: FocusableSlider(
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focusNode: widget.sliderFocusNode,
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value: sliderValue,
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min: _sliderMin,
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max: _sliderMax,
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divisions: _sliderDivisions,
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activeColor: Theme.of(context).colorScheme.primary,
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inactiveColor: Theme.of(context).colorScheme.outlineVariant,
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onSelect: widget.closeFocusNode?.requestFocus,
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onChanged: (value) => setState(() => _currentOffset = value),
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onChangeEnd: _applyOffset,
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),
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),
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),
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_buildCompactStepButton(
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icon: Symbols.add_rounded,
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onTap: _incrementOffset,
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onLongPressStart: _startLongPressIncrement,
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),
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const SizedBox(width: 12),
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SizedBox(
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width: 80,
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child: Text(
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formatSyncOffset(_currentOffset),
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style: const TextStyle(fontSize: 16, fontWeight: .bold),
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textAlign: TextAlign.center,
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),
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),
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const SizedBox(width: 8),
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FocusableWrapper(
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focusNode: widget.resetFocusNode,
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onSelect: _currentOffset != 0 ? _resetOffset : null,
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borderRadius: 18,
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autoScroll: false,
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useBackgroundFocus: true,
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child: GestureDetector(
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onTap: _currentOffset != 0 ? _resetOffset : null,
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child: Container(
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width: 36,
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height: 36,
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alignment: .center,
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child: AppIcon(
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Symbols.restart_alt_rounded,
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fill: 1,
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color: _currentOffset != 0 ? tokens(context).text : tokens(context).textMuted,
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size: 22,
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),
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),
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),
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),
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],
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),
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);
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}
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Widget _buildFull(BuildContext context) {
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// Clamp the slider value to its range, but display the actual offset
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final sliderValue = _currentOffset.clamp(_sliderMin, _sliderMax);
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return Padding(
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padding: const EdgeInsets.all(24),
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child: Column(
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mainAxisAlignment: .center,
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children: [
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// Current offset display
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Text(formatSyncOffset(_currentOffset), style: const TextStyle(fontSize: 48, fontWeight: .bold)),
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const SizedBox(height: 8),
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Text(_getDescriptionText(), style: TextStyle(color: tokens(context).textMuted, fontSize: 16)),
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const SizedBox(height: 48),
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// Slider with +/- buttons
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Row(
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children: [
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// Decrement button
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_buildStepButton(
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icon: Symbols.remove_rounded,
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onTap: _decrementOffset,
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onLongPressStart: _startLongPressDecrement,
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),
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const SizedBox(width: 12),
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// Slider section
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Text(
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t.videoControls.minusTime(amount: "60", unit: "s"),
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style: TextStyle(color: tokens(context).textMuted),
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),
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Expanded(
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child: SliderTheme(
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data: SliderTheme.of(context).copyWith(tickMarkShape: SliderTickMarkShape.noTickMark),
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child: Slider(
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value: sliderValue,
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min: _sliderMin,
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max: _sliderMax,
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divisions: _sliderDivisions,
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activeColor: Theme.of(context).colorScheme.primary,
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inactiveColor: Theme.of(context).colorScheme.outlineVariant,
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onChanged: (value) {
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setState(() {
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_currentOffset = value;
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});
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},
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onChangeEnd: (value) {
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_applyOffset(value);
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},
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),
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),
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),
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Text(
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t.videoControls.addTime(amount: "60", unit: "s"),
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style: TextStyle(color: tokens(context).textMuted),
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),
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const SizedBox(width: 12),
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// Increment button
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_buildStepButton(
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icon: Symbols.add_rounded,
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onTap: _incrementOffset,
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onLongPressStart: _startLongPressIncrement,
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),
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],
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),
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const SizedBox(height: 24),
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// Reset button
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FocusableButton(
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onPressed: _currentOffset != 0 ? _resetOffset : null,
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useBackgroundFocus: true,
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child: ElevatedButton.icon(
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onPressed: _currentOffset != 0 ? _resetOffset : null,
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icon: const AppIcon(Symbols.restart_alt_rounded, fill: 1),
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label: Text(t.videoControls.resetToZero),
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style: ElevatedButton.styleFrom(padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 12)),
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),
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),
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],
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),
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);
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}
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}
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