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AudioAsset,
AudioConfig,
IAudioManager,
MusicTrackId,
SoundEffectId,
} from "./types";
export class AudioManager implements IAudioManager {
private _masterVolume: number = 1.0;
private _musicVolume: number = 0.7;
private _sfxVolume: number = 0.8;
private _muted: boolean = false;
private _currentMusicTrack: string | null = null;
private _fallbackMode: boolean = false;
private currentMusic: HTMLAudioElement | null = null;
private soundCache: Map<string, HTMLAudioElement> = new Map();
private _isInitialized: boolean = false;
constructor(config?: Partial<AudioConfig>) {
if (config) {
this._masterVolume = config.masterVolume ?? 1.0;
this._musicVolume = config.musicVolume ?? 0.7;
this._sfxVolume = config.sfxVolume ?? 0.8;
}
}
// Interface getters
get isInitialized(): boolean {
return this._isInitialized;
}
get fallbackMode(): boolean {
return this._fallbackMode;
}
get currentMusicTrack(): string | null {
return this._currentMusicTrack;
}
get masterVolume(): number {
return this._masterVolume;
}
get sfxVolume(): number {
return this._sfxVolume;
}
get musicVolume(): number {
return this._musicVolume;
}
get muted(): boolean {
return this._muted;
}
async initialize(config?: AudioConfig): Promise<void> {
try {
// Remove unused audioContext variable
new (window.AudioContext || (window as any).webkitAudioContext)();
this._isInitialized = true;
this._fallbackMode = false;
if (config) {
this._masterVolume = config.masterVolume ?? this._masterVolume;
this._musicVolume = config.musicVolume ?? this._musicVolume;
this._sfxVolume = config.sfxVolume ?? this._sfxVolume;
}
} catch (error) {
console.warn(
"AudioContext initialization failed, using fallback mode:",
error
);
this._isInitialized = true;
this._fallbackMode = true;
}
}
async loadAsset(asset: AudioAsset): Promise<void> {
try {
const audio = new Audio(asset.url);
audio.volume = asset.volume || 1.0;
audio.preload = "auto";
this.soundCache.set(asset.id, audio);
} catch (error) {
console.warn(`Failed to load audio asset ${asset.id}:`, error);
}
}
async playSoundEffect(id: SoundEffectId): Promise<void> {
if (this._muted) return;
const audio = this.soundCache.get(id);
if (audio) {
try {
audio.currentTime = 0;
audio.volume = this._sfxVolume * this._masterVolume;
await audio.play();
} catch (error) {
console.warn(`Failed to play sound effect ${id}:`, error);
}
}
}
// Alias for playSoundEffect to match interface
async playSFX(id: SoundEffectId, volume?: number): Promise<void> {
if (this._muted) return;
const audio = this.soundCache.get(id);
if (audio) {
try {
audio.currentTime = 0;
audio.volume = (volume ?? this._sfxVolume) * this._masterVolume;
await audio.play();
} catch (error) {
console.warn(`Failed to play sound effect ${id}:`, error);
}
}
}
async playMusic(id: MusicTrackId, volume?: number): Promise<void> {
if (this._muted) return;
this.stopMusic();
const audio = this.soundCache.get(id);
if (audio) {
try {
audio.currentTime = 0;
audio.volume = (volume ?? this._musicVolume) * this._masterVolume;
audio.loop = true;
this.currentMusic = audio;
this._currentMusicTrack = id;
await audio.play();
} catch (error) {
console.warn(`Failed to play music ${id}:`, error);
}
}
}
stopMusic(): void {
if (this.currentMusic) {
this.currentMusic.pause();
this.currentMusic.currentTime = 0;
this.currentMusic = null;
this._currentMusicTrack = null;
}
}
stopAll(): void {
this.stopMusic();
this.soundCache.forEach((audio) => {
if (!audio.paused) {
audio.pause();
audio.currentTime = 0;
}
});
}
setVolume(type: "master" | "sfx" | "music" | "voice", volume: number): void {
const clampedVolume = Math.max(0, Math.min(1, volume));
switch (type) {
case "master":
this._masterVolume = clampedVolume;
break;
case "sfx":
this._sfxVolume = clampedVolume;
break;
case "music":
this._musicVolume = clampedVolume;
if (this.currentMusic) {
this.currentMusic.volume = this._musicVolume * this._masterVolume;
}
break;
case "voice":
// Handle voice volume if needed
break;
}
}
mute(): void {
this._muted = true;
if (this.currentMusic) {
this.currentMusic.volume = 0;
}
}
unmute(): void {
this._muted = false;
if (this.currentMusic) {
this.currentMusic.volume = this._musicVolume * this._masterVolume;
}
}
async fadeOut(duration: number = 1000): Promise<void> {
if (!this.currentMusic) return;
return new Promise((resolve) => {
const startVolume = this.currentMusic!.volume;
const fadeStep = startVolume / (duration / 50);
const fadeInterval = setInterval(() => {
if (this.currentMusic && this.currentMusic.volume > 0) {
this.currentMusic.volume = Math.max(
0,
this.currentMusic.volume - fadeStep
);
} else {
clearInterval(fadeInterval);
this.stopMusic();
resolve();
}
}, 50);
});
}
async fadeIn(trackId: MusicTrackId, duration: number = 1000): Promise<void> {
await this.playMusic(trackId, 0);
if (!this.currentMusic) return;
return new Promise((resolve) => {
const targetVolume = this._musicVolume * this._masterVolume;
const fadeStep = targetVolume / (duration / 50);
const fadeInterval = setInterval(() => {
if (this.currentMusic && this.currentMusic.volume < targetVolume) {
this.currentMusic.volume = Math.min(
targetVolume,
this.currentMusic.volume + fadeStep
);
} else {
clearInterval(fadeInterval);
resolve();
}
}, 50);
});
}
async crossfade(
fromTrackId: MusicTrackId,
toTrackId: MusicTrackId,
duration: number = 1000
): Promise<void> {
// Fix: Remove unused fromTrackId parameter or use it properly
const fadeOutPromise = this.fadeOut(duration);
await fadeOutPromise;
await this.fadeIn(toTrackId, duration);
console.log(`Crossfaded from ${fromTrackId} to ${toTrackId}`);
}
getLoadedAssets(): ReadonlyMap<string, HTMLAudioElement> {
return new Map(this.soundCache);
}
// Additional methods to match interface
async playVoice(id: string): Promise<void> {
return this.playSoundEffect(id);
}
async playKoreanTechniqueSound(
techniqueId: string,
archetype: string
): Promise<void> {
const soundId = `${archetype}_${techniqueId}`;
return this.playSoundEffect(soundId);
}
async playTrigramStanceSound(stance: string): Promise<void> {
const soundId = `stance_${stance}`;
return this.playSoundEffect(soundId);
}
async playVitalPointHitSound(severity: string): Promise<void> {
const soundId = `vital_point_${severity}`;
return this.playSoundEffect(soundId);
}
async playDojiangAmbience(): Promise<void> {
return this.playMusic("dojang_ambience");
}
// Legacy getters for backward compatibility
getMasterVolume(): number {
return this._masterVolume;
}
getMusicVolume(): number {
return this._musicVolume;
}
getSfxVolume(): number {
return this._sfxVolume;
}
get initialized(): boolean {
return this._isInitialized;
}
}
export default AudioManager;
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