aboutsummaryrefslogtreecommitdiff
path: root/AudioBackend.js
blob: 6507716ea401638cf3c4f1e0d108c409ba82356f (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
/**************************************************************************
 * 
 *  DLMP3 Bot: A Discord bot that plays local MP3 audio tracks.
 *  (C) Copyright 2022
 *  Programmed by Andrew Lee 
 *  
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 * 
 ***************************************************************************/

import {
  createAudioPlayer,
  createAudioResource,
  getVoiceConnection,
  joinVoiceChannel,
  VoiceConnectionStatus
} from '@discordjs/voice'
import { MessageEmbed } from 'discord.js'
import config from './config.json' assert {type: 'json'}
import fs from 'fs'

export const player = createAudioPlayer();
export let audio;
let fileData;

export function voiceInit(bot) {
  bot.channels.fetch(config.voiceChannel).then(channel => {
    const connection = joinVoiceChannel({
      channelId: channel.id,
      guildId: channel.guild.id,
      adapterCreator: channel.guild.voiceAdapterCreator
    });

    connection.on(VoiceConnectionStatus.Ready, () => {
      console.log('Ready to blast some beats!');
    });

    connection.on(VoiceConnectionStatus.Destroyed, () => {
      console.log('Destroying beats...');
    });

    player.on('idle', () => {
      console.log("Music has finished playing, shuffling the beats...")
      playAudio(bot);
    })

    playAudio(bot);
    connection.subscribe(player);
  }).catch(e => { console.error("The voice channel does not exist!\\n(Have you looked at your configuration?)") })
}

export function playAudio(bot) {
  let files = fs.readdirSync('music');

  //TODO: Eventually this system will need a rework so it won't repeat the same files.

  while (true) {
    audio = files[Math.floor(Math.random() * files.length)];
    console.log('Searching .mp3 file...');
    if (audio.endsWith('.mp3')) {
      break;
    }
  }

  let resource = createAudioResource('music/' + audio);

  player.play(resource);

  console.log('Now playing: ' + audio);

  if (config.txtFile === true) {
    fileData = "Now Playing: " + audio;
    fs.writeFile("./now-playing.txt", fileData, (err) => {
      if (err)
        console.log(err);
    });
  }

  const statusEmbed = new MessageEmbed()
      .addField('Now Playing', `${audio}`)
      .setColor('#0066ff')

  let statusChannel = bot.channels.cache.get(config.statusChannel);
  if (!statusChannel) return console.error('The status channel does not exist! Skipping.');
  statusChannel.send({embeds: [statusEmbed]});

}

export function destroyAudio(interaction) {

  if (config.txtFile === true) {
    fileData = "Now Playing: Nothing";
    fs.writeFile("now-playing.txt", fileData, (err) => {
      if (err)
        console.log(err);
    });
  }

  audio = "Not Playing";
  player.stop();
  const connection = getVoiceConnection(interaction.guild.id);
  connection.destroy();
}

export async function stopBot(bot, interaction) {
  const statusEmbed = new MessageEmbed()
      .setAuthor({name: bot.user.username, iconURL: bot.user.avatarURL()})
      .setDescription(`That\'s all folks! Powering down ${bot.user.username}...`)
      .setColor('#0066ff')
  let statusChannel = bot.channels.cache.get(config.statusChannel);
  if (!statusChannel) return console.error('The status channel does not exist! Skipping.');
  await statusChannel.send({embeds: [statusEmbed]});

  console.log('Powering off...');
  destroyAudio(interaction);
  bot.destroy();
  process.exit(0);
}