http://localhost:3000/download?id=VIDEO_ID
http://localhost:3000/download?id=dQw4w9WgXcQ
const express = require("express");
const ytdl = require("ytdl-core");
const app = express();
const PORT = 3000;
app.get("/download", async (req, res) => {
try {
// Get the video ID from the query parameter
const videoId = req.query.id;
if (!videoId) {
return res.status(400).json({ error: "Missing 'id' parameter" });
}
// Construct the YouTube URL using the provided video ID
const videoUrl = `https://www.youtube.com/watch?v=${videoId}`;
if (!ytdl.validateURL(videoUrl)) {
return res.status(400).json({ error: "Invalid video ID" });
}
// Retrieve video information using ytdl-core
const info = await ytdl.getInfo(videoUrl);
const format = ytdl.chooseFormat(info.formats, { quality: "highest" });
if (!format || !format.url) {
return res.status(500).json({ error: "No downloadable format found" });
}
// Return the download link and video details in JSON
res.json({
title: info.videoDetails.title,
download_link: format.url,
format: format.mimeType,
quality: format.qualityLabel
});
} catch (error) {
console.error("Error retrieving video:", error);
res.status(500).json({
error: "Error retrieving video information",
details: error.message
});
}
});
app.listen(PORT, () => {
console.log(`Server is running on http://localhost:${PORT}`);
});
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