курсовая работа / engine / Sound

export class Sound {
/** @type {string} */
path;
/** @type {AudioBuffer} */
audio;
/** @type {AudioContext} */
ctx;

/** @param {string} path
* @param {AudioContext} ctx */
constructor(ctx, path) {
this.path = path;
this.ctx = ctx;
}

/** @returns {Promise<void>} */
async load() {
this.audio = await this.ctx.decodeAudioData(
await (await fetch(this.path)).arrayBuffer()
);
}

/** @param {number} volume
* @returns {Promise<void>} */
async play(volume) {
return new Promise((resolve) => {
let s = this.ctx.createBufferSource(),
g = this.ctx.createGain();
g.gain.value = volume;
s.buffer = this.audio;
s.connect(g).connect(this.ctx.destination);
s.start();
s.onended = function () {
resolve();
};
});
}
}