Add /replay command (#901)

Co-authored-by: xHyperElectric <laskew21@yahoo.com>
Co-authored-by: xHyperElectric <xhyperelectric@xHyperElectric>
Co-authored-by: Max Isom <codetheweb@users.noreply.github.com>

CHANGELOG.md

@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+- Added a '/replay' to restart the current song. Alias for '/seek time: 0'
 
 ## [2.1.9] - 2023-02-14
 ### Fixed

src/commands/replay.ts

@@ -0,0 +1,42 @@
+import {ChatInputCommandInteraction} from 'discord.js';
+import {TYPES} from '../types.js';
+import {inject, injectable} from 'inversify';
+import PlayerManager from '../managers/player.js';
+import Command from '.';
+import {SlashCommandBuilder} from '@discordjs/builders';
+
+@injectable()
+export default class implements Command {
+  public readonly slashCommand = new SlashCommandBuilder()
+    .setName('replay')
+    .setDescription('replay the current song');
+
+  public requiresVC = true;
+
+  private readonly playerManager: PlayerManager;
+
+  constructor(@inject(TYPES.Managers.Player) playerManager: PlayerManager) {
+    this.playerManager = playerManager;
+  }
+
+  public async execute(interaction: ChatInputCommandInteraction): Promise<void> {
+    const player = this.playerManager.get(interaction.guild!.id);
+
+    const currentSong = player.getCurrent();
+
+    if (!currentSong) {
+      throw new Error('nothing is playing');
+    }
+
+    if (currentSong.isLive) {
+      throw new Error('can\'t replay a livestream');
+    }
+
+    await Promise.all([
+      player.seek(0),
+      interaction.deferReply(),
+    ]);
+
+    await interaction.editReply('👍 replayed the current song');
+  }
+}

src/inversify.config.ts

@@ -14,30 +14,31 @@ import GetSongs from './services/get-songs.js';
 import YoutubeAPI from './services/youtube-api.js';
 import SpotifyAPI from './services/spotify-api.js';
 
-// Comands
+// Commands
 import Command from './commands';
 import Clear from './commands/clear.js';
 import Config from './commands/config.js';
 import Disconnect from './commands/disconnect.js';
 import Favorites from './commands/favorites.js';
 import ForwardSeek from './commands/fseek.js';
+import Loop from './commands/loop';
 import Move from './commands/move.js';
+import Next from './commands/next.js';
 import NowPlaying from './commands/now-playing.js';
 import Pause from './commands/pause.js';
 import Play from './commands/play.js';
 import QueueCommand from './commands/queue.js';
 import Remove from './commands/remove.js';
+import Replay from './commands/replay.js';
 import Resume from './commands/resume.js';
 import Seek from './commands/seek.js';
 import Shuffle from './commands/shuffle.js';
 import Skip from './commands/skip.js';
-import Next from './commands/next.js';
 import Stop from './commands/stop.js';
 import Unskip from './commands/unskip.js';
 import ThirdParty from './services/third-party.js';
 import FileCacheProvider from './services/file-cache.js';
 import KeyValueCacheProvider from './services/key-value-cache.js';
-import Loop from './commands/loop';
 
 const container = new Container();
 
@@ -67,20 +68,21 @@ container.bind<SpotifyAPI>(TYPES.Services.SpotifyAPI).to(SpotifyAPI).inSingleton
   Disconnect,
   Favorites,
   ForwardSeek,
+  Loop,
   Move,
+  Next,
   NowPlaying,
   Pause,
   Play,
   QueueCommand,
   Remove,
+  Replay,
   Resume,
   Seek,
   Shuffle,
   Skip,
-  Next,
   Stop,
   Unskip,
-  Loop,
 ].forEach(command => {
   container.bind<Command>(TYPES.Command).to(command).inSingletonScope();
 });