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Overview

lavalink-track-codec is a lightweight TypeScript library to encode and decode Lavalink-compatible audio track metadata efficiently. Designed for music bots and streaming applications, it supports both CommonJS and ES Modules with fully typed interfaces for seamless TypeScript integration.

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Features

• ⚡ Fast encoding and decoding of track metadata
• 🎵 Supports all essential track info: title, author, length, identifier, stream flags, URIs, and more
• 🔄 Compatible with CommonJS and ES Module ecosystems
• ✅ Written in TypeScript with full type definitions
• 🔧 Simple and minimal API for easy integration

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Installation

npm install lavalink-track-codec
# or
yarn add lavalink-track-codec

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Usage

import { encodeTrack, decodeTrack } from 'lavalink-track-codec';
import type { Track } from 'lavalink-track-codec';

const track: Track = {
  title: 'Shayad - CYCLONE ADDDD',
  author: 'Sony Music India',
  length: 190000,
  identifier: 'MJyKN-8UncM',
  isStream: false,
  uri: 'https://www.youtube.com/watch?v=MJyKN-8UncM',
  artworkUrl: 'https://i.ytimg.com/vi/MJyKN-8UncM/mqdefault.jpg',
  isrc: null,
  sourceName: 'youtube',
  position: 0,
};

const encoded = encodeTrack(track);
const decoded = decodeTrack(encoded);

console.log('Encoded Track:', encoded);
console.log('Decoded Track:', decoded);

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API

encodeTrack(track: Track): string

Encodes a Track object into a string representation.

decodeTrack(encoded: string): Track

Decodes an encoded track string back into a Track object.

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Track Type Definition

type Track = {
  title: string;
  author: string;
  length: number;
  identifier: string;
  isStream: boolean;
  uri: string;
  artworkUrl: string | null;
  isrc: string | null;
  sourceName: string;
  position: number;
};

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Development

Clone the repo, install dependencies, build, and run tests:

git clone https://github.com/CycloneAddons/lavalink-track-codec
cd lavalink-track-codec
npm install
npm run build
npm run test

Contributions and issues are welcome!