generated from Labyricorn/labyricorn-project-template
627 lines
21 KiB
TypeScript
627 lines
21 KiB
TypeScript
import { useQuery } from '@tanstack/react-query';
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import { Pause, Play, Repeat, Volume2, VolumeX, X } from 'lucide-react';
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import { useEffect, useId, useMemo, useRef, useState } from 'react';
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import WaveSurfer from 'wavesurfer.js';
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import { Button } from '@/components/ui/button';
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import { Slider } from '@/components/ui/slider';
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import { apiClient } from '@/lib/api/client';
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import { formatAudioDuration } from '@/lib/utils/audio';
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import { debug } from '@/lib/utils/debug';
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import { usePlatform } from '@/platform/PlatformContext';
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import { usePlayerStore } from '@/stores/playerStore';
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export function AudioPlayer() {
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const platform = usePlatform();
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const volumeLabelId = useId();
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const {
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audioUrl,
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audioId,
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profileId,
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isPlaying,
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currentTime,
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duration,
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volume,
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isLooping,
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shouldRestart,
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setIsPlaying,
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setCurrentTime,
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setDuration,
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setVolume,
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toggleLoop,
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clearRestartFlag,
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reset,
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} = usePlayerStore();
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// Check if profile has assigned channels (for native audio routing)
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const { data: profileChannels } = useQuery({
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queryKey: ['profile-channels', profileId],
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queryFn: () => {
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if (!profileId) return { channel_ids: [] };
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return apiClient.getProfileChannels(profileId);
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},
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enabled: !!profileId && platform.metadata.isTauri,
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});
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const { data: channels } = useQuery({
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queryKey: ['channels'],
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queryFn: () => apiClient.listChannels(),
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enabled: !!profileChannels && profileChannels.channel_ids.length > 0,
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});
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// Determine if we should use native playback
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const useNativePlayback = useMemo(() => {
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if (!platform.metadata.isTauri || !profileChannels || !channels) {
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return false;
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}
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const assignedChannels = channels.filter((ch) => profileChannels.channel_ids.includes(ch.id));
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// Use native playback if any assigned channel has non-default devices
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const shouldUseNative = assignedChannels.some(
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(ch) => ch.device_ids.length > 0 && !ch.is_default,
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);
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return shouldUseNative;
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}, [profileChannels, channels, platform.metadata.isTauri]);
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const waveformRef = useRef<HTMLDivElement>(null);
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const wavesurferRef = useRef<WaveSurfer | null>(null);
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const loadingRef = useRef(false);
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const previousAudioIdRef = useRef<string | null>(null);
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const hasInitializedRef = useRef(false);
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const isUsingNativePlaybackRef = useRef(false);
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const [isLoading, setIsLoading] = useState(false);
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const [error, setError] = useState<string | null>(null);
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const [wsReady, setWsReady] = useState(false);
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// Create WaveSurfer once when the player becomes visible (audioUrl is set).
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// This instance is reused for all subsequent audio loads - never destroyed until unmount.
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useEffect(() => {
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if (!audioUrl) return;
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if (wavesurferRef.current) return; // already created
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const initWaveSurfer = () => {
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const container = waveformRef.current;
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if (!container) {
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setTimeout(initWaveSurfer, 50);
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return;
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}
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const rect = container.getBoundingClientRect();
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const style = window.getComputedStyle(container);
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const isVisible =
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rect.width > 0 &&
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rect.height > 0 &&
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style.display !== 'none' &&
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style.visibility !== 'hidden';
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if (!isVisible) {
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setTimeout(initWaveSurfer, 50);
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return;
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}
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debug.log('Creating WaveSurfer instance', {
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width: rect.width,
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height: rect.height,
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});
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try {
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const root = document.documentElement;
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const getCSSVar = (varName: string) => {
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const value = getComputedStyle(root).getPropertyValue(varName).trim();
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return value ? `hsl(${value})` : '';
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};
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const wavesurfer = WaveSurfer.create({
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container,
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waveColor: getCSSVar('--muted'),
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progressColor: getCSSVar('--accent'),
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cursorColor: getCSSVar('--accent'),
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cursorWidth: 3,
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barWidth: 2,
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barRadius: 2,
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height: 80,
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normalize: true,
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interact: true,
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dragToSeek: { debounceTime: 0 },
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mediaControls: false,
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backend: 'WebAudio',
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});
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// Wire up event handlers (these persist for the lifetime of the instance)
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wavesurfer.on('timeupdate', (time) => {
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const dur = usePlayerStore.getState().duration;
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if (dur > 0 && time >= dur) {
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setCurrentTime(dur);
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const loop = usePlayerStore.getState().isLooping;
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if (loop) {
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wavesurfer.seekTo(0);
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wavesurfer.play().catch((err) => debug.error('Loop play failed:', err));
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} else {
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wavesurfer.pause();
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setIsPlaying(false);
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}
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return;
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}
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setCurrentTime(time);
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});
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wavesurfer.on('ready', () => {
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const dur = wavesurfer.getDuration();
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setDuration(dur);
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loadingRef.current = false;
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setIsLoading(false);
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setError(null);
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debug.log('Audio ready, duration:', dur);
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wavesurfer.setVolume(usePlayerStore.getState().volume);
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wavesurfer.setMuted(false);
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// Auto-play if the flag is set (story mode advance or explicit play)
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const shouldAutoPlayNow = usePlayerStore.getState().shouldAutoPlay;
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if (shouldAutoPlayNow) {
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usePlayerStore.getState().clearAutoPlayFlag();
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wavesurfer.play().catch((err) => {
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debug.error('Failed to autoplay:', err);
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});
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} else {
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debug.log('Skipping auto-play - shouldAutoPlay is false');
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}
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});
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wavesurfer.on('play', () => setIsPlaying(true));
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wavesurfer.on('pause', () => {
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setIsPlaying(false);
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setCurrentTime(wavesurfer.getCurrentTime());
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});
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wavesurfer.on('seeking', (time) => setCurrentTime(time));
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// Mute audio during drag-to-seek to prevent popping from the WebAudio
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// backend's hard stop/start cycle on each seek. Unmute with a short
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// fade-in when the drag ends.
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const seekMedia = wavesurfer.getMediaElement() as any;
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const seekGain: GainNode | null = seekMedia?.getGainNode?.() ?? null;
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if (seekGain) {
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const ctx = seekGain.context as AudioContext;
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wavesurfer.on('dragstart', () => {
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seekGain.gain.cancelScheduledValues(ctx.currentTime);
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seekGain.gain.setTargetAtTime(0, ctx.currentTime, 0.002);
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});
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wavesurfer.on('dragend', () => {
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seekGain.gain.cancelScheduledValues(ctx.currentTime);
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seekGain.gain.setTargetAtTime(1, ctx.currentTime, 0.01);
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});
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}
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wavesurfer.on('finish', () => {
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const loop = usePlayerStore.getState().isLooping;
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if (loop) {
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wavesurfer.seekTo(0);
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wavesurfer.play().catch((err) => debug.error('Loop play failed:', err));
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} else {
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setIsPlaying(false);
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const onFinish = usePlayerStore.getState().onFinish;
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if (onFinish) onFinish();
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}
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});
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wavesurfer.on('error', (err) => {
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debug.error('WaveSurfer error:', err);
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setIsLoading(false);
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setError(`Audio error: ${err instanceof Error ? err.message : String(err)}`);
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});
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wavesurfer.on('loading', (percent) => {
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setIsLoading(true);
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if (percent === 100) setIsLoading(false);
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});
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wavesurferRef.current = wavesurfer;
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setWsReady(true);
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debug.log('WaveSurfer created successfully');
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} catch (err) {
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debug.error('Failed to create WaveSurfer:', err);
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setError(
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`Failed to initialize waveform: ${err instanceof Error ? err.message : String(err)}`,
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);
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}
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};
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let rafId: number;
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rafId = requestAnimationFrame(() => {
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initWaveSurfer();
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});
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return () => {
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cancelAnimationFrame(rafId);
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};
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// Only run on mount-like conditions. audioUrl is here so we create the instance
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// when the player first appears, but we guard against re-creation above.
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// eslint-disable-next-line react-hooks/exhaustive-deps
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}, [audioUrl, setIsPlaying, setDuration, setCurrentTime]);
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// Destroy WaveSurfer only on unmount
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useEffect(() => {
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return () => {
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if (wavesurferRef.current) {
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debug.log('Destroying WaveSurfer instance (unmount)');
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try {
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wavesurferRef.current.destroy();
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} catch (err) {
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debug.error('Error destroying WaveSurfer:', err);
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}
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wavesurferRef.current = null;
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setWsReady(false);
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}
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};
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}, []);
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// Load audio when URL changes (reuses the existing WaveSurfer instance)
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useEffect(() => {
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const wavesurfer = wavesurferRef.current;
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if (!wavesurfer || !wsReady) return;
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if (!audioUrl) {
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// No audio - pause and reset
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wavesurfer.pause();
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wavesurfer.seekTo(0);
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loadingRef.current = false;
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setIsLoading(false);
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setDuration(0);
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setCurrentTime(0);
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setError(null);
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isUsingNativePlaybackRef.current = false;
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return;
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}
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// Reset native playback state
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isUsingNativePlaybackRef.current = false;
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wavesurfer.setMuted(false);
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wavesurfer.setVolume(usePlayerStore.getState().volume);
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// Stop current playback and reset position before loading new audio.
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// With the WebAudio backend, pause() accumulates playedDuration internally.
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// seekTo(0) resets it so the new track starts from the beginning.
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debug.log('Loading new audio URL:', audioUrl);
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try {
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if (wavesurfer.isPlaying()) {
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wavesurfer.pause();
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}
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wavesurfer.seekTo(0);
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} catch (err) {
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debug.error('Error resetting before load:', err);
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}
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loadingRef.current = true;
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setIsLoading(true);
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setError(null);
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setCurrentTime(0);
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setDuration(0);
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wavesurfer
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.load(audioUrl)
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.then(() => {
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debug.log('Audio loaded into WaveSurfer');
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loadingRef.current = false;
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})
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.catch((err) => {
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debug.error('Failed to load audio:', err);
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loadingRef.current = false;
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setIsLoading(false);
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setError(`Failed to load audio: ${err instanceof Error ? err.message : String(err)}`);
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});
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}, [audioUrl, wsReady, setCurrentTime, setDuration]);
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// Sync play/pause state (only when user clicks play/pause button, not auto-sync)
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// This effect is kept for external state changes but should be minimal
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useEffect(() => {
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if (!wavesurferRef.current || duration === 0) return;
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if (isPlaying && wavesurferRef.current.isPlaying() === false) {
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wavesurferRef.current.play().catch((error) => {
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debug.error('Failed to play:', error);
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setIsPlaying(false);
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setError(`Playback error: ${error instanceof Error ? error.message : String(error)}`);
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});
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} else if (!isPlaying && wavesurferRef.current.isPlaying()) {
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wavesurferRef.current.pause();
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}
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}, [isPlaying, setIsPlaying, duration]);
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// Sync volume
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useEffect(() => {
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if (wavesurferRef.current) {
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wavesurferRef.current.setVolume(volume);
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}
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}, [volume]);
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// Mark as initialized when audio is ready, reset when audioId changes
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useEffect(() => {
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if (duration > 0 && audioId) {
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hasInitializedRef.current = true;
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}
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// Reset initialization flag when audioId changes to a new audio
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if (audioId !== previousAudioIdRef.current && previousAudioIdRef.current !== null) {
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hasInitializedRef.current = false;
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}
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if (audioId !== null) {
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previousAudioIdRef.current = audioId;
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}
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}, [duration, audioId]);
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// Handle restart flag - when history item is clicked again, restart from beginning
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useEffect(() => {
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const wavesurfer = wavesurferRef.current;
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if (!wavesurfer || !shouldRestart || duration === 0) {
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return;
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}
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debug.log('Restarting current audio from beginning');
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wavesurfer.seekTo(0);
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wavesurfer.play().catch((error) => {
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debug.error('Failed to play after restart:', error);
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setIsPlaying(false);
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setError(`Playback error: ${error instanceof Error ? error.message : String(error)}`);
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});
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clearRestartFlag();
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}, [shouldRestart, duration, setIsPlaying, clearRestartFlag]);
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// Auto-play is handled exclusively in the WaveSurfer 'ready' event handler.
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// A separate effect here would race with the ready event since the WebAudio
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// backend needs to fully decode the audio before play() works correctly.
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// Spacebar to play/pause (capture phase so it fires before focused elements)
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useEffect(() => {
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const onKeyDown = (e: KeyboardEvent) => {
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if (e.code !== 'Space') return;
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// Ignore if user is typing in an input/textarea
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const tag = (e.target as HTMLElement)?.tagName;
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if (tag === 'INPUT' || tag === 'TEXTAREA' || (e.target as HTMLElement)?.isContentEditable) {
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return;
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}
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if (audioUrl && duration > 0 && wavesurferRef.current) {
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e.preventDefault();
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e.stopPropagation();
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if (wavesurferRef.current.isPlaying()) {
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wavesurferRef.current.pause();
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} else {
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wavesurferRef.current.play().catch((err) => debug.error('Spacebar play failed:', err));
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}
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}
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};
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document.addEventListener('keydown', onKeyDown, true);
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return () => document.removeEventListener('keydown', onKeyDown, true);
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}, [audioUrl, duration]);
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const handlePlayPause = async () => {
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// Standard WaveSurfer playback (works for both normal and native playback modes)
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// When using native playback, WaveSurfer is muted but still controls visualization
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if (!wavesurferRef.current) {
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debug.error('WaveSurfer not initialized');
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return;
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}
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// Check if audio is loaded
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if (duration === 0 && !isLoading) {
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debug.error('Audio not loaded yet');
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setError('Audio not loaded. Please wait...');
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return;
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}
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// If using native playback
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if (useNativePlayback && audioUrl && profileChannels && channels) {
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if (isPlaying) {
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// Pause: stop native playback and pause WaveSurfer visualization
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try {
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platform.audio.stopPlayback();
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debug.log('Stopped native audio playback');
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} catch (error) {
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debug.error('Failed to stop native playback:', error);
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}
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wavesurferRef.current.pause();
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return;
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}
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// Play: trigger native playback
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try {
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// Stop any existing native playback first
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try {
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platform.audio.stopPlayback();
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} catch (_error) {
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// Ignore errors when stopping (might not be playing)
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debug.log('No existing playback to stop');
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}
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// Collect all device IDs from assigned channels
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const assignedChannels = channels.filter((ch) =>
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profileChannels.channel_ids.includes(ch.id),
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);
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const deviceIds = assignedChannels.flatMap((ch) => ch.device_ids);
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if (deviceIds.length > 0) {
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// Fetch audio data
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const response = await fetch(audioUrl);
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const audioData = new Uint8Array(await response.arrayBuffer());
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// Play via native audio
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await platform.audio.playToDevices(audioData, deviceIds);
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// Mark that we're using native playback
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isUsingNativePlaybackRef.current = true;
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// Mute WaveSurfer and start it for visualization
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wavesurferRef.current.setVolume(0);
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wavesurferRef.current.setMuted(true);
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// Start WaveSurfer for visualization (muted)
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wavesurferRef.current.play().catch((error) => {
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debug.error('Failed to start WaveSurfer visualization:', error);
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setIsPlaying(false);
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setError(`Playback error: ${error instanceof Error ? error.message : String(error)}`);
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});
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return;
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}
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} catch (error) {
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debug.error('Native playback failed, falling back to WaveSurfer:', error);
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// Fall through to WaveSurfer playback
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isUsingNativePlaybackRef.current = false;
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}
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}
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// Standard WaveSurfer playback (or fallback from native playback failure)
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if (wavesurferRef.current.isPlaying()) {
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wavesurferRef.current.pause();
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} else {
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// Ensure WaveSurfer is not muted if not using native playback
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if (!isUsingNativePlaybackRef.current) {
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wavesurferRef.current.setMuted(false);
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wavesurferRef.current.setVolume(volume);
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}
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wavesurferRef.current.play().catch((error) => {
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debug.error('Failed to play:', error);
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setIsPlaying(false);
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setError(`Playback error: ${error instanceof Error ? error.message : String(error)}`);
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});
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}
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};
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const handleSeek = (value: number[]) => {
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if (!wavesurferRef.current || duration === 0) return;
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const progress = value[0] / 100;
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wavesurferRef.current.seekTo(progress);
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};
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const handleVolumeChange = (value: number[]) => {
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setVolume(value[0] / 100);
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};
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const handleClose = () => {
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// Stop any native playback
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if (isUsingNativePlaybackRef.current && platform.metadata.isTauri) {
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try {
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platform.audio.stopPlayback();
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} catch (error) {
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debug.error('Failed to stop native playback:', error);
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}
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}
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// Stop WaveSurfer
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if (wavesurferRef.current) {
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wavesurferRef.current.pause();
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wavesurferRef.current.seekTo(0);
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}
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// Reset player state
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reset();
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};
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// Don't render if no audio
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if (!audioUrl) {
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return null;
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}
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return (
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<div className="fixed bottom-0 left-0 right-0 border-t bg-background/95 backdrop-blur supports-backdrop-filter:bg-background/60 z-50">
|
|
<div className="container mx-auto px-4 py-3 max-w-7xl">
|
|
<div className="flex items-center gap-4">
|
|
{/* Play/Pause Button */}
|
|
<Button
|
|
variant="ghost"
|
|
size="icon"
|
|
onClick={handlePlayPause}
|
|
disabled={isLoading || duration === 0}
|
|
className={`shrink-0 -mt-2 ${isPlaying ? 'bg-accent text-accent-foreground' : ''}`}
|
|
title={duration === 0 && !isLoading ? 'Audio not loaded' : ''}
|
|
aria-label={
|
|
duration === 0 && !isLoading ? 'Audio not loaded' : isPlaying ? 'Pause' : 'Play'
|
|
}
|
|
>
|
|
{isPlaying ? (
|
|
<Pause className="h-5 w-5 fill-current" />
|
|
) : (
|
|
<Play className="h-5 w-5 fill-current" />
|
|
)}
|
|
</Button>
|
|
|
|
{/* Waveform */}
|
|
<div className="flex-1 min-w-0 flex flex-col gap-1">
|
|
<div ref={waveformRef} className="w-full min-h-[80px] select-none" />
|
|
<Slider
|
|
value={duration > 0 ? [(currentTime / duration) * 100] : [0]}
|
|
onValueChange={handleSeek}
|
|
max={100}
|
|
step={0.1}
|
|
className="w-full"
|
|
aria-label="Playback position"
|
|
aria-valuetext={`${formatAudioDuration(currentTime)} of ${formatAudioDuration(duration)}`}
|
|
/>
|
|
|
|
{error && <div className="text-xs text-destructive text-center py-2">{error}</div>}
|
|
</div>
|
|
|
|
{/* Time Display */}
|
|
<div className="flex items-center gap-2 text-sm text-muted-foreground shrink-0 min-w-[100px]">
|
|
<span className="font-mono">{formatAudioDuration(currentTime)}</span>
|
|
<span>/</span>
|
|
<span className="font-mono">{formatAudioDuration(duration)}</span>
|
|
</div>
|
|
|
|
{/* Loop Button */}
|
|
<Button
|
|
variant="ghost"
|
|
size="icon"
|
|
onClick={toggleLoop}
|
|
className={isLooping ? 'bg-accent text-accent-foreground' : ''}
|
|
title="Toggle loop"
|
|
aria-label={isLooping ? 'Stop looping' : 'Loop'}
|
|
>
|
|
<Repeat className="h-4 w-4" />
|
|
</Button>
|
|
|
|
{/* Volume Control */}
|
|
<div
|
|
className="flex items-center gap-2 shrink-0 w-[120px]"
|
|
role="group"
|
|
aria-label="Volume"
|
|
>
|
|
<Button
|
|
variant="ghost"
|
|
size="icon"
|
|
onClick={() => setVolume(volume > 0 ? 0 : 1)}
|
|
className="h-8 w-8"
|
|
aria-label={volume > 0 ? 'Mute' : 'Unmute'}
|
|
>
|
|
{volume > 0 ? <Volume2 className="h-4 w-4" /> : <VolumeX className="h-4 w-4" />}
|
|
</Button>
|
|
<span id={volumeLabelId} className="sr-only">
|
|
Volume level, {Math.round(volume * 100)}%
|
|
</span>
|
|
<Slider
|
|
value={[volume * 100]}
|
|
onValueChange={handleVolumeChange}
|
|
max={100}
|
|
step={1}
|
|
className="flex-1"
|
|
aria-labelledby={volumeLabelId}
|
|
aria-valuetext={`${Math.round(volume * 100)}%`}
|
|
/>
|
|
</div>
|
|
|
|
{/* Close Button */}
|
|
<Button
|
|
variant="ghost"
|
|
size="icon"
|
|
onClick={handleClose}
|
|
className="shrink-0"
|
|
title="Close player"
|
|
aria-label="Close player"
|
|
>
|
|
<X className="h-5 w-5" />
|
|
</Button>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
);
|
|
}
|