/**
 * Vidio Live TV Scraper (Advanced Edition)
 */
 

class VidioLive {
  constructor() {
    this.liveUrl = 'https://www.vidio.com/live';
    this.apiUrl = 'https://api.vidio.com/livestreamings';
    this.headers = {
      'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36',
      'Accept': 'application/json, text/plain, */*',
      'Origin': 'https://www.vidio.com',
      'Referer': 'https://www.vidio.com/'
    };
  }

  extractValue(str, key) {
    const regex = new RegExp(`"${key}":\\s*(?:"([^"]*)"|(null|true|false|[0-9]+))`);
    const match = str.match(regex);
    if (match) return match[1] !== undefined ? match[1] : match[2];
    return null;
  }

  async getDetailStream(contentId) {
    try {
      const response = await fetch(`${this.apiUrl}/${contentId}`, { headers: this.headers });
      const data = await response.json();
      
      let streamUrl = data?.data?.attributes?.stream_url;
      
      if (!streamUrl || streamUrl.trim() === "") {
        streamUrl = `https://geo-id-etslive-v3-vidio-com-tokenized.akamaized.net/stream/${contentId}/file/drm/hls/master.m3u8`;
      }
      
      return streamUrl;
    } catch (err) {
      return `https://geo-id-etslive-v3-vidio-com-tokenized.akamaized.net/stream/${contentId}/file/drm/hls/master.m3u8`;
    }
  }

  async fetchAllChannels() {
    const response = await fetch(this.liveUrl, { headers: this.headers });
    if (!response.ok) throw new Error('Gagal mengakses Vidio Live');
    
    const html = await response.text();
    const chunks = [...html.matchAll(/self\.__next_f\.push\(\[\d+,\s*"((?:[^"\\]|\\.)*)"\]\)/g)];
    let rawPayload = chunks.map(m => m[1]).join('').replace(/\\"/g, '"').replace(/\\\\/g, '\\');

    const blockPattern = /"content_id":(\d+),"content_type":"(livestreaming|livestreaming_schedule)",(.*?)(?=,"links":)/g;
    let match;
    const channelsData = {};

    while ((match = blockPattern.exec(rawPayload)) !== null) {
      const contentId = match[1];
      const type = match[2];
      const block = match[3];
      
      const title = this.extractValue(block, "title");
      const altTitle = this.extractValue(block, "alt_title");
      let streamUrl = this.extractValue(block, "stream_url");
      const startTime = this.extractValue(block, "start_time");
      const endTime = this.extractValue(block, "end_time");
      const liveTitle = this.extractValue(block, "livestreaming_title");
      
      let channelName = type === 'livestreaming' ? altTitle : (liveTitle || altTitle);
      if (!channelName) continue;
      if (channelName.includes('·')) channelName = channelName.split('·').pop().trim();
      
      const channelKey = channelName.toLowerCase();

      if (!channelsData[channelKey]) {
        channelsData[channelKey] = { 
          channel_id: parseInt(contentId),
          channel_name: channelName, 
          now_playing: 'Tidak ada informasi', 
          stream_url: streamUrl === "null" || !streamUrl ? "" : streamUrl, 
          schedules: [] 
        };
      }
      
      if (streamUrl && streamUrl !== "null" && streamUrl.trim() !== "") {
        channelsData[channelKey].stream_url = streamUrl;
      }

      if (type === 'livestreaming') {
        channelsData[channelKey].now_playing = title;
      } else if (type === 'livestreaming_schedule') {
        channelsData[channelKey].schedules.push({
          title: title,
          start_time: new Date(startTime).toLocaleTimeString('id-ID', { hour: '2-digit', minute: '2-digit', timeZone: 'Asia/Jakarta' }),
          end_time: new Date(endTime).toLocaleTimeString('id-ID', { hour: '2-digit', minute: '2-digit', timeZone: 'Asia/Jakarta' })
        });
      }
    }

    return channelsData;
  }

  async videoliveget(queries) {
    const allChannels = await this.fetchAllChannels();
    const results = [];

    await Promise.all(queries.map(async (query) => {
      const matchedKey = Object.keys(allChannels).find(k => k.includes(query.toLowerCase()));
      
      if (matchedKey) {
        const channel = allChannels[matchedKey];
        
        if (!channel.stream_url || channel.stream_url.trim() === "") {
          channel.stream_url = await this.getDetailStream(channel.channel_id);
        }

        results.push({
          query: query,
          status: "success",
          data: {
            channel_id: channel.channel_id,
            channel_name: channel.channel_name,
            now_playing: channel.now_playing,
            stream_url: channel.stream_url,
            total_schedules: channel.schedules.length,
            schedules: channel.schedules
          }
        });
      } else {
        results.push({
          query: query,
          status: "not_found",
          data: null
        });
      }
    }));

    return results;
  }
}

(async () => {
  const scraper = new VidioLive();
  const targetChannels = ['indosiar', 'sctv', 'rcti', 'kompas tv'];
  
  try {
    const extractedData = await scraper.videoliveget(targetChannels);
    
    const responseJson = {
      status: 200,
      message: "Berhasil mengekstrak jadwal dan live stream",
      timestamp: new Date().toISOString(),
      results: extractedData
    };

    console.log(JSON.stringify(responseJson, null, 2));

  } catch (error) {
    console.log(JSON.stringify({
      status: 500,
      message: error.message,
      results: []
    }, null, 2));
  }
})();