const Discord = require('discord.js');
const client = new Discord.Client();
const ytdl = require('ytdl-core');
const ffmpeg = require('fluent-ffmpeg');
const request = require('request');

client.on('ready', () => {
  console.log(`Logged in as ${client.user.tag}!`);
});

client.on('message', msg => {
  if (msg.content.startsWith('!play')) {
    const args = msg.content.split(' ');

    // Get the search query
    const query = args.slice(1).join(' ');

    // Use the SoundCloud API to search for a track
    request(`https://api.soundcloud.com/tracks?client_id=YOUR_SOUNDCLOUD_CLIENT_ID&q=${query}`, (error, response, body) => {
      if (error) return console.error(error);

      const tracks = JSON.parse(body);

      if (!tracks.length) return msg.reply(`No results found for "${query}"`);

      // Get the first track in the search results
      const track = tracks[0];

      // Get the voice channel of the user who sent the message
      const voiceChannel = msg.member.voice.channel;

      if (!voiceChannel) return msg.reply("You need to be in a voice channel to play music!");

      // Join the voice channel
      voiceChannel.join().then(connection => {
        const stream = ytdl(track.stream_url + `?client_id=YOUR_SOUNDCLOUD_CLIENT_ID`, { filter: 'audioonly' });
        const dispatcher = connection.play(stream);

        // Convert the stream to PCM data with ffmpeg
        ffmpeg(stream)
          .audioCodec('pcm_s16le')
          .format('s16le')
          .pipe(dispatcher);
      });
    });
  }
});

client.login('YOUR_DISCORD_BOT_TOKEN');