@lordxdd/yt-dl/src/index.js

YouTube-dl

const { spawn } = require("child_process");
const fs = require('fs');
const path = require("path");

const ytdlpPath = path.join(__dirname, "../bin/yt-dlp");
const cookiesPath = path.join(__dirname, "../bin/cookies.txt");
const tempPath = path.join(__dirname, "../temp");

//audio
async function ytadl(vid) {
  const fileP = path.join(__dirname, "../temp/song.m4a");
  if (fs.existsSync(fileP)) fs.unlinkSync(fileP);
  return new Promise((resolve, reject) => {
    const output = path.join(tempPath, `song.m4a`);
    const args = [
      "-f",
      "bestaudio[ext=m4a]",
      "--cookies",
      cookiesPath,
      "-o",
      output,
      `https://www.youtube.com/watch?v=${vid}`,
    ];
    const process = spawn(ytdlpPath, args);
    process.on("error", (err) => reject(`yt-dlp error: ${err.message}`));
    process.stderr.on("data", (data) => {
      console.error(`yt-dlp error: ${data}`);
    });
    process.on("close", (code) => {
      if (code === 0) {
        resolve(output);
      } else {
        reject(`yt-dlp failed with exit code ${code}`);
      }
    });
  });
}

//video
async function ytvdl(vid, quality='720') {
  const filePath = path.join(__dirname, "../temp/video.mp4");
  if (fs.existsSync(filePath)) fs.unlinkSync(filePath);
  return new Promise((resolve, reject) => {
    const output = path.join(tempPath, `video.mp4`);
    const args = [
      "-f",
      `bestvideo[height<=${quality}]+bestaudio/best`,
      "--merge-output-format",
      "mp4",
      "--cookies",
      cookiesPath,
      "-o",
      output,
      `https://www.youtube.com/watch?v=${vid}`,
    ];
    const process = spawn(ytdlpPath, args);
    process.on("close", (code) => {
      if (code === 0) {
        resolve(output);
      } else {
        reject(`yt-dlp failed with exit code ${code}`);
      }
    });
    process.on("error", (err) => {
      console.error(`yt-dlp process failed: ${err}`);
      reject(`yt-dlp error: ${err.message}`);
    });
  });
}

module.exports = { ytadl, ytvdl };