x

import axios from 'axios';
import * as cheerio from 'cheerio';
import fs from 'fs';
import path from 'path';

class XDownloader {
  constructor() {
    this.headers = {
      'User-Agent': 'Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Mobile Safari/537.36',
      'Accept-Language': 'id-ID,id;q=0.9,en;q=0.8',
    };
  }

  async getInfo(url) {
    try {
      console.log('🔍 Mengambil data dari X/Twitter...');

      const response = await axios.get(url, { 
        headers: this.headers,
        maxRedirects: 10
      });

      const html = response.data;
      const $ = cheerio.load(html);

      const title = $('meta[property="og:title"]').attr('content') || $('title').text().trim();
      const description = $('meta[property="og:description"]').attr('content');
      const thumbnail = $('meta[property="og:image"]').attr('content');

      let videoUrl = null;
      let mediaType = 'text';

      // Metode 1: og:video
      videoUrl = $('meta[property="og:video"]').attr('content') || 
                 $('meta[property="og:video:url"]').attr('content');

      // Metode 2: Cari di semua script (paling penting)
      if (!videoUrl) {
        $('script').each((_, el) => {
          const content = $(el).html() || '';
          
          // Regex untuk video Twitter/X
          let match = content.match(/"video_url":"(https:\/\/[^"]+\.mp4[^"]*)"/) ||
                     content.match(/"(https:\/\/video\.twimg\.com\/[^"]+\.mp4[^"]*)"/) ||
                     content.match(/"content_url":"(https:\/\/[^"]+\.mp4[^"]*)"/);

          if (match) {
            videoUrl = match[1].replace(/\\u0026/g, '&');
          }

          // Jika tidak ketemu, coba cari amplify video
          if (!videoUrl && content.includes('amplify_video')) {
            const ampMatch = content.match(/"url":"(https:\/\/[^"]+amplify_video[^"]+\.mp4[^"]*)"/);
            if (ampMatch) videoUrl = ampMatch[1].replace(/\\u0026/g, '&');
          }
        });
      }

      if (videoUrl) mediaType = 'video';
      else if (thumbnail && (thumbnail.includes('media') || thumbnail.includes('twimg'))) {
        mediaType = 'image';
      }

      const result = {
        success: true,
        platform: "X/Twitter",
        title: title ? title.substring(0, 200) : "Twitter Post",
        description: description || "",
        videoUrl: videoUrl,
        thumbnail: thumbnail,
        mediaType: mediaType,
        originalUrl: url,
        timestamp: new Date().toISOString()
      };

      console.log('\n📊 INFO TWEET:');
      console.log(JSON.stringify(result, null, 2));

      return result;
    } catch (error) {
      console.error('❌ Error:', error.message);
      const err = { success: false, error: error.message };
      console.log('\n📊 INFO TWEET:');
      console.log(JSON.stringify(err, null, 2));
      return err;
    }
  }

  async download(url) {
    const info = await this.getInfo(url);
    
    if (!info.success) return;
    if (!info.videoUrl) {
      console.log('\n❌ Tidak menemukan video di tweet ini (bisa jadi hanya gambar atau teks).');
      return;
    }

    const outputDir = './downloads_x';
    if (!fs.existsSync(outputDir)) fs.mkdirSync(outputDir, { recursive: true });

    const cleanTitle = info.title.replace(/[^a-zA-Z0-9\s]/g, '').trim().substring(0, 60) || 'x_video';
    const fileName = `${cleanTitle}.mp4`;
    const outputPath = path.join(outputDir, fileName);

    console.log(`\n⬇️  Downloading video...`);
    console.log(`📁 ${outputPath}`);

    try {
      const response = await axios({
        method: 'GET',
        url: info.videoUrl,
        responseType: 'stream',
        headers: { 'User-Agent': this.headers['User-Agent'] }
      });

      const writer = fs.createWriteStream(outputPath);
      response.data.pipe(writer);

      await new Promise((resolve, reject) => {
        writer.on('finish', () => console.log('✅ Download selesai!'));
        writer.on('error', reject);
      });
    } catch (err) {
      console.error('❌ Download gagal:', err.message);
    }
  }
}

// CLI
const args = process.argv.slice(2);
if (args.length === 0) {
  console.log('🚀 Usage: node x-downloader.js <twitter-url>');
  process.exit(1);
}

const downloader = new XDownloader();
downloader.download(args[0]);