AudioQueue (utils/audio.ts)

TypeScript class managing an audio playback queue with gesture unlocking and error handling for browsers.

// Source: https://github.com/open-webui/open-webui | License: BSD-3-Clause | Copyright 2023- Open WebUI Inc. [Created by Timothy Jaeryang Baek]
// Provided via justclaw.it.com; keep this notice with the code.
type AudioQueueEvent = 'stop' | 'empty-queue' | 'id-change' | 'error';

interface AudioQueueStopDetail {
	event: AudioQueueEvent;
	id: string | null;
}

const SILENT_WAV =
	'data:audio/wav;base64,UklGRsQAAABXQVZFZm10IBAAAAABAAEAQB8AAIA+AAACABAAZGF0YaAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA';

export type OnStoppedCallback = (detail: AudioQueueStopDetail) => void;

export class AudioQueue {
	private audio: HTM

... (truncated -- full source via MCP)