Alpha stage of audio player system

package.json

@@ -26,7 +26,12 @@
   "dependencies": {
     "axios": "1.4.0",
     "canvas": "2.11.2",
+    "@discord-player/extractor": "4.3.1",
+    "@ffmpeg-installer/ffmpeg": "1.1.0",
+    "@discordjs/opus": "0.9.0",
+    "discord-player": "6.5.0",
     "discord.js": "14.11.0",
+    "ytdl-core": "4.11.4",
     "moment": "2.29.4",
     "ms": "2.1.3",
     "mongoose": "7.3.1",

src/client.ts

@@ -54,7 +54,8 @@ export default class TClient extends Client {
         GatewayIntentBits.Guilds, GatewayIntentBits.GuildMembers,
         GatewayIntentBits.GuildModeration, GatewayIntentBits.GuildInvites,
         GatewayIntentBits.GuildMessageReactions, GatewayIntentBits.GuildPresences,
-        GatewayIntentBits.MessageContent, GatewayIntentBits.GuildMessages
+        GatewayIntentBits.MessageContent, GatewayIntentBits.GuildMessages,
+        GatewayIntentBits.GuildVoiceStates
       ], partials: [
         Partials.Channel, Partials.Reaction, Partials.Message
       ], allowedMentions: {users:[],roles:[]}
@@ -205,6 +206,15 @@ export default class TClient extends Client {
       (this.channels.resolve(DCChannelID) as Discord.TextChannel).send(`**${YTChannelName}** just uploaded a video!\n${Data.feed.entry[0].link._attributes.href}`)
     }
   }
+  // Bytes conversion
+  formatBytes(bytes:number, decimals:number = 2) {
+    if (bytes === 0) return '0 Bytes';
+    const k = 1024;
+    const dm = decimals < 0 ? 0 : decimals;
+    const sizes = ['Bytes', 'KB', 'MB', 'GB'];
+    const i = Math.floor(Math.log(bytes) / Math.log(k));
+    return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
+  };
 }
 
 export class WClient extends WebhookClient {

src/commands/music.ts

@@ -0,0 +1,83 @@
+import Discord from 'discord.js';
+import TClient from '../client.js';
+import {Player,useTimeline,useQueue} from 'discord-player';
+import {SpotifyExtractor} from '@discord-player/extractor';
+export default {
+  async run(client: TClient, interaction: Discord.ChatInputCommandInteraction<'cached'>){
+    if (!client.isStaff(interaction.member) && !client.config.whitelist.includes(interaction.member.id)) return interaction.reply('This command is in early stages of development, some parts may be missing or broken.\nIt has been restricted to staff for time-being.');
+    const player = Player.singleton(client);
+    await player.extractors.register(SpotifyExtractor, {
+      clientId: client.tokens.dontlookatme.client,
+      clientSecret: client.tokens.dontlookatme.secret
+    });
+    const voiceCh = interaction.member.voice.channel;
+    if (!voiceCh) return interaction.reply('Please join a voice channel first to use the command.');
+    player.nodes.create(interaction.guildId, {
+      metadata: {
+        channel: interaction.channel,
+        client: interaction.guild.members.me,
+        requestedBy: interaction.member
+      },
+      selfDeaf: true,
+      volume: 75,
+      skipOnNoStream: true, 
+      leaveOnEnd: false,
+      leaveOnEmpty: false,
+      bufferingTimeout: 30000,
+      connectionTimeout: 25000,
+      strategy: 'FIFO'
+    });
+    ({
+      play: async()=>{
+        const url = interaction.options.getString('url');
+        if (!url.includes('https://open.spotify.com/')) return interaction.reply('Sorry, I can\'t play that. I can only accept Spotify links that contains `https://open.spotify.com/`');
+        player.play(interaction.member.voice.channel, url);
+        await interaction.reply(`Added the song to the queue.`);
+      },
+      stop: async()=>{
+        player.destroy();
+        await interaction.reply('Player destroyed.')
+      },
+      now_playing: ()=>{
+        const {volume,timestamp,track} = useTimeline(interaction.guildId);
+        interaction.reply({embeds:[
+          new client.embed().setColor(client.config.embedColor).setTitle(`${track.title} - ${track.author}`).setThumbnail(track.thumbnail).addFields(
+            {name: 'Timestamp', value: `**${timestamp.current.label}**/**${timestamp.total.label}**`, inline: true},
+            {name: 'Volume', value: `${volume}%`, inline: true}
+          )
+        ]})
+      },
+      volume: ()=>{
+        const vol = interaction.options.getNumber('percentage');
+        const queue = useQueue(interaction.guildId);
+        queue.node.setVolume(vol);
+        interaction.reply(`Successfully adjusted the player's volume to ${vol}%`)
+      }
+    } as any)[interaction.options.getSubcommand()]();
+  },
+  data: new Discord.SlashCommandBuilder()
+    .setName('music')
+    .setDescription('Music module')
+    .addSubcommand(x=>x
+      .setName('play')
+      .setDescription('Play a Spotify song')
+      .addStringOption(x=>x
+        .setName('url')
+        .setDescription('Spotify URL')
+        .setRequired(true)))
+    .addSubcommand(x=>x
+      .setName('stop')
+      .setDescription('Stop playing music and disconnect the bot from voice channel'))
+    .addSubcommand(x=>x
+      .setName('now_playing')
+      .setDescription('Check what song is currently playing'))
+    .addSubcommand(x=>x
+      .setName('volume')
+      .setDescription('Adjust the player\'s volume')
+      .addNumberOption(x=>x
+        .setName('percentage')
+        .setDescription('Volume level to adjust, ranges from 5 to 100, default is 75')
+        .setMaxValue(100)
+        .setMinValue(5)
+        .setRequired(true)))
+}

src/commands/statistics.ts

@@ -6,15 +6,6 @@ import os from 'node:os';
 export default {
   async run(client: TClient, interaction: Discord.ChatInputCommandInteraction<'cached'>){
     const waitForData = await interaction.reply({content: '<a:sakjdfsajkfhsdjhjfsa:1065342869428252743>', fetchReply:true})
-    // Bytes conversion
-    function formatBytes(bytes:number, decimals:number = 2) {
-      if (bytes === 0) return '0 Bytes';
-      const k = 1024;
-      const dm = decimals < 0 ? 0 : decimals;
-      const sizes = ['Bytes', 'KB', 'MB', 'GB'];
-      const i = Math.floor(Math.log(bytes) / Math.log(k));
-      return parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' + sizes[i];
-    };
     const cpu = await si.cpu();
     const ram = await si.mem();
     const osInfo = await si.osInfo();
@@ -56,8 +47,8 @@ export default {
       {name: '> __Host__', value: [
         `**Operating System:** ${osInfo.distro + ' ' + osInfo.release}`,
         `**CPU:** ${cpu.manufacturer} ${cpu.brand}`,
-        `**Memory:** ${formatBytes(ram.used)}/${formatBytes(ram.total)}`,
+        `**Memory:** ${client.formatBytes(ram.used)}/${client.formatBytes(ram.total)}`,
-        `**NodeJS:** ${formatBytes(process.memoryUsage().heapUsed)}/${formatBytes(process.memoryUsage().heapTotal)}`,
+        `**NodeJS:** ${client.formatBytes(process.memoryUsage().heapUsed)}/${client.formatBytes(process.memoryUsage().heapTotal)}`,
         `**Load Usage:**\nUser: ${currentLoad.currentLoadUser.toFixed(1)}%\nSystem: ${currentLoad.currentLoadSystem.toFixed(1)}%`,
         `**Uptime:**\nHost: ${client.formatTime((os.uptime()*1000), 2, {longNames: true, commas: true})}\nBot: ${client.formatTime(client.uptime as number, 2, {commas: true, longNames: true})}`
       ].join('\n')}

src/index.ts

@@ -3,6 +3,8 @@ import TClient from './client.js';
 const client = new TClient;
 client.init();
 import MPLoop from './MPLoop.js';
+import {Player} from 'discord-player';
+const player = Player.singleton(client);
 import {writeFileSync, readFileSync} from 'node:fs';
 
 client.on('ready', async()=>{
@@ -25,18 +27,32 @@ client.on('ready', async()=>{
   console.timeEnd('Startup')
 })
 
-// Handle errors
+// Error handler
-function DZ(error:Error, location:string){// Yes, I may have shiternet but I don't need to wake up to like a hundred messages or so.
+function DZ(error:Error, type:string){// Yes, I may have shiternet but I don't need to wake up to like a hundred messages or so.
   if (['ENOTFOUND discord.com', 'EAI_AGAIN discord.com'].includes(error.message)) return;
   //console.error(error);
   const channel = client.channels.resolve(client.config.mainServer.channels.errors) as Discord.TextChannel | null;
-  channel?.send({embeds: [new client.embed().setColor('#420420').setTitle('Error caught!').setFooter({text: location}).setDescription(`**Error:** \`${error.message}\`\n\n**Stack:** \`${`${error.stack}`.slice(0, 2500)}\``)]})
+  //                                                    vvv Oh yes, that looks really hot.
+  channel?.send({embeds: [new client.embed().setColor('#560000').setTitle('Error caught!').setFooter({text: 'Error type: ' + type}).setDescription(`**Error:**\n\`\`\`${error.message}\`\`\`**Stack:**\n\`\`\`${`${error.stack}`.slice(0, 2500)}\`\`\``)]})
 }
 process.on('unhandledRejection', (error: Error)=>DZ(error, 'unhandledRejection'));
 process.on('uncaughtException', (error: Error)=>DZ(error, 'uncaughtException'));
 process.on('error', (error: Error)=>DZ(error, 'process-error'));
 client.on('error', (error: Error)=>DZ(error, 'client-error'));
 
+// Audio Player event handling
+player.events.on('playerStart', (queue,track)=>queue.channel.send({embeds:[new client.embed().setColor(client.config.embedColor).setTitle(`${track.raw.title} - ${track.raw.author}`).setFooter({text:`Playing in ${queue.channel.name}`}).setThumbnail(track.raw.thumbnail)]}));
+player.events.on('playerFinish', (queue,track)=>{
+  if (queue.tracks.size < 1) return queue.channel.send('There\'s no songs left in the queue, leaving voice channel in 15 seconds.');
+  setTimeout(()=>queue.connection.disconnect(), 15000)
+})
+player.events.on('audioTrackAdd', (queue,track)=>queue.channel.send({embeds:[new client.embed().setColor(client.config.embedColorGreen).setTitle(`${track.raw.title} - ${track.raw.author}`).setFooter({text:`Added to queue`}).setThumbnail(track.raw.thumbnail)]}));
+/* player.events.on('debug', (queue,message)=>{
+  console.log(client.logTime(), message)
+}) */
+player.events.on('playerError', (queue, error)=>DZ(error, 'playerError'));
+player.events.on('error', (queue, error)=>DZ(error, 'playerInternalError'));
+
 // YouTube Upload notification and Daggerwin MP loop
 setInterval(()=>MPLoop(client, client.config.MPStatsLocation.channel, client.config.MPStatsLocation.message, 'Daggerwin'), 60000);
 setInterval(async()=>{

src/typings/interfaces.d.ts

@@ -116,6 +116,10 @@ export interface Tokens {
   main: string
   beta: string
   toast: string
+  dontlookatme: {
+    client: string,
+    secret: string
+  }
   octokit: string
   webhook_url: string
   webhook_url_test: string