Instagram Downloader

const instaRegex = /https?:\/\/(www\.)?instagram\.com\/(reels?|p)\/([a-zA-Z0-9_-]+)/;
const instaMatch = text.match(instaRegex);

if (instaMatch) {
    const url = instaMatch[0];
    await sock.sendMessage(remoteJid, { 
        text: '⏳ Processing Instagram video... please wait.' 
    });
    
    const videoPath = await InstagramService.downloadReel(url);
    const videoBuffer = fs.readFileSync(videoPath);

    await sock.sendMessage(remoteJid, { 
        video: videoBuffer,
        caption: '✅ Here is your Instagram video!',
        mimetype: 'video/mp4'
    });
}

private static binPath = path.join(process.cwd(), 'bin', 'yt-dlp');

static async downloadReel(url: string): Promise<string> {
    const command = `"${this.binPath}" -f "bestvideo[ext=mp4]+bestaudio[ext=m4a]/best[ext=mp4]/best" 
                     --no-playlist --user-agent "${userAgent}" -o "${outputPath}" "${url}"`;
    await execAsync(command);
    return outputPath;
}

❌ Failed to process Instagram video. The link might be private or invalid.

// Cleanup
if (fs.existsSync(videoPath)) {
    fs.unlinkSync(videoPath);
}

const cookiePath = path.join(process.cwd(), 'cookie.txt');

if (fs.existsSync(cookiePath)) {
    command += ` --cookies "${cookiePath}"`;
}