A commands/play.js

@@ -0,0 +1,112 @@
+const path = require("node:path");
+const { SlashCommandBuilder } = require("discord.js");
+const {
+  createAudioResource,
+  createAudioPlayer,
+  joinVoiceChannel,
+  NoSubscriberBehavior,
+  AudioPlayerStatus,
+} = require("@discordjs/voice");
+
+const ytdl = require("ytdl-core");
+const ytsr = require("ytsr");
+
+async function reply_efemeral(interaction, reply) {
+  return await interaction.reply({ content: reply, ephemeral: true });
+}
+
+function get_player(resource) {
+  const player = createAudioPlayer({
+    behaviors: { noSubscriber: NoSubscriberBehavior.Pause },
+  });
+  player.on("error", (error) =>
+    console.error(
+      `Error: ${error.message} with resource ${error.resource.metadata.title}`
+    )
+  );
+  player.on(AudioPlayerStatus.Idle, () => {
+    player.stop();
+    player.subscribers.forEach((element) => element.connection.disconnect());
+  });
+
+  player.play(createAudioResource(resource));
+  return player;
+}
+
+module.exports = {
+  data: new SlashCommandBuilder()
+    .setName("play")
+    .setDescription("Play something off YouTube.")
+    .addStringOption((option) =>
+      option
+        .setName("query")
+        .setDescription("YouTube URL or search query")
+        .setRequired(true)
+    ),
+
+  async execute(interaction) {
+    const member = interaction.member;
+    if (!member)
+      return await reply_efemeral(
+        interaction,
+        "Please use this in your current server."
+      );
+
+    const user_connection = member.voice;
+    const channel = user_connection.channel;
+    if (!channel)
+      return await reply_efemeral(
+        interaction,
+        "You're not in a voice channel."
+      );
+
+    const guild = channel.guild;
+
+    // Get the YouTube URL or search query
+    const url = interaction.options.getString("query");
+
+    // If the URL is not a valid YouTube URL, treat it as a search query and try to get the first result
+
+    if (!ytdl.validateURL(url)) {
+        return await reply_efemeral(interaction, "This bot only supports URLs (for now).");
+      try {
+        const searchResults = await ytsr(url);
+        results = searchResults.items;
+
+        url = null
+        for(result in results){
+            if (result.type == "video"){
+                url = result.url;
+                console.log("Using", url)
+                break;
+            }
+        }
+        if(url == null) {
+            console.log("No results found");
+            throw new Error("No results found");
+        }
+      } catch (error) {
+        return await reply_efemeral(
+          interaction,
+          `Invalid YouTube URL or search query! ${error}`
+        );
+      }
+    }
+
+    const stream = ytdl(url, {
+      filter: "audioonly",
+      opusEncoded: true,
+      encoderArgs: ["-af", "bass=g=10,dynaudnorm=f=200"],
+    });
+
+    // Connect to the user's voice channel
+    const connection = joinVoiceChannel({
+      channelId: channel.id,
+      guildId: guild.id,
+      adapterCreator: guild.voiceAdapterCreator,
+    });
+
+    connection.subscribe(get_player(stream));
+    return await reply_efemeral(interaction, `Playing.`);
+  },
+};

M package-lock.json → package-lock.json

@@ -12,7 +12,9 @@ "dependencies": {
         "@discordjs/rest": "^1.1.0",
         "@discordjs/voice": "^0.11.0",
         "discord.js": "^14.3.0",
-        "libsodium-wrappers": "^0.7.10"
+        "libsodium-wrappers": "^0.7.10",
+        "ytdl-core": "^4.11.2",
+        "ytsr": "^3.8.0"
       },
       "devDependencies": {
         "eslint": "^8.23.1"
@@ -1052,6 +1054,18 @@ "version": "4.5.0",
       "resolved": "https://registry.npmjs.org/lodash.uniqwith/-/lodash.uniqwith-4.5.0.tgz",
       "integrity": "sha512-7lYL8bLopMoy4CTICbxygAUq6CdRJ36vFc80DucPueUee+d5NBRxz3FdT9Pes/HEx5mPoT9jwnsEJWz1N7uq7Q=="
     },
+    "node_modules/m3u8stream": {
+      "version": "0.8.6",
+      "resolved": "https://registry.npmjs.org/m3u8stream/-/m3u8stream-0.8.6.tgz",
+      "integrity": "sha512-LZj8kIVf9KCphiHmH7sbFQTVe4tOemb202fWwvJwR9W5ENW/1hxJN6ksAWGhQgSBSa3jyWhnjKU1Fw1GaOdbyA==",
+      "dependencies": {
+        "miniget": "^4.2.2",
+        "sax": "^1.2.4"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
     "node_modules/merge2": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/merge2/-/merge2-1.4.1.tgz",
@@ -1072,6 +1086,14 @@ "picomatch": "^2.3.1"
       },
       "engines": {
         "node": ">=8.6"
+      }
+    },
+    "node_modules/miniget": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/miniget/-/miniget-4.2.2.tgz",
+      "integrity": "sha512-a7voNL1N5lDMxvTMExOkg+Fq89jM2vY8pAi9ZEWzZtfNmdfP6RXkvUtFnCAXoCv2T9k1v/fUJVaAEuepGcvLYA==",
+      "engines": {
+        "node": ">=12"
       }
     },
     "node_modules/minimatch": {
@@ -1405,6 +1427,11 @@ "url": "https://feross.org/support"
         }
       ]
     },
+    "node_modules/sax": {
+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.4.tgz",
+      "integrity": "sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw=="
+    },
     "node_modules/shebang-command": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
@@ -1646,6 +1673,30 @@ },
       "funding": {
         "url": "https://github.com/sponsors/sindresorhus"
       }
+    },
+    "node_modules/ytdl-core": {
+      "version": "4.11.2",
+      "resolved": "https://registry.npmjs.org/ytdl-core/-/ytdl-core-4.11.2.tgz",
+      "integrity": "sha512-D939t9b4ZzP3v0zDvehR2q+KgG97UTgrTKju3pOPGQcXtl4W6W5z0EpznzcJFu+OOpl7S7Ge8hv8zU65QnxYug==",
+      "dependencies": {
+        "m3u8stream": "^0.8.6",
+        "miniget": "^4.2.2",
+        "sax": "^1.1.3"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/ytsr": {
+      "version": "3.8.0",
+      "resolved": "https://registry.npmjs.org/ytsr/-/ytsr-3.8.0.tgz",
+      "integrity": "sha512-R+RfYXvBBMAr2e4OxrQ5SBv5x/Mdhmcj1Q8TH0f2HK5d2jbhHOtK4BdzPvLriA6MDoMwqqX04GD8Rpf9UNtSTg==",
+      "dependencies": {
+        "miniget": "^4.2.2"
+      },
+      "engines": {
+        "node": ">=8"
+      }
     }
   },
   "dependencies": {
@@ -2428,6 +2479,15 @@ "version": "4.5.0",
       "resolved": "https://registry.npmjs.org/lodash.uniqwith/-/lodash.uniqwith-4.5.0.tgz",
       "integrity": "sha512-7lYL8bLopMoy4CTICbxygAUq6CdRJ36vFc80DucPueUee+d5NBRxz3FdT9Pes/HEx5mPoT9jwnsEJWz1N7uq7Q=="
     },
+    "m3u8stream": {
+      "version": "0.8.6",
+      "resolved": "https://registry.npmjs.org/m3u8stream/-/m3u8stream-0.8.6.tgz",
+      "integrity": "sha512-LZj8kIVf9KCphiHmH7sbFQTVe4tOemb202fWwvJwR9W5ENW/1hxJN6ksAWGhQgSBSa3jyWhnjKU1Fw1GaOdbyA==",
+      "requires": {
+        "miniget": "^4.2.2",
+        "sax": "^1.2.4"
+      }
+    },
     "merge2": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/merge2/-/merge2-1.4.1.tgz",
@@ -2443,6 +2503,11 @@ "requires": {
         "braces": "^3.0.2",
         "picomatch": "^2.3.1"
       }
+    },
+    "miniget": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/miniget/-/miniget-4.2.2.tgz",
+      "integrity": "sha512-a7voNL1N5lDMxvTMExOkg+Fq89jM2vY8pAi9ZEWzZtfNmdfP6RXkvUtFnCAXoCv2T9k1v/fUJVaAEuepGcvLYA=="
     },
     "minimatch": {
       "version": "3.1.2",
@@ -2632,6 +2697,11 @@ "safe-buffer": {
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
       "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
+    },
+    "sax": {
+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.4.tgz",
+      "integrity": "sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw=="
     },
     "shebang-command": {
       "version": "2.0.0",
@@ -2795,6 +2865,24 @@ "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz",
       "integrity": "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==",
       "dev": true
+    },
+    "ytdl-core": {
+      "version": "4.11.2",
+      "resolved": "https://registry.npmjs.org/ytdl-core/-/ytdl-core-4.11.2.tgz",
+      "integrity": "sha512-D939t9b4ZzP3v0zDvehR2q+KgG97UTgrTKju3pOPGQcXtl4W6W5z0EpznzcJFu+OOpl7S7Ge8hv8zU65QnxYug==",
+      "requires": {
+        "m3u8stream": "^0.8.6",
+        "miniget": "^4.2.2",
+        "sax": "^1.1.3"
+      }
+    },
+    "ytsr": {
+      "version": "3.8.0",
+      "resolved": "https://registry.npmjs.org/ytsr/-/ytsr-3.8.0.tgz",
+      "integrity": "sha512-R+RfYXvBBMAr2e4OxrQ5SBv5x/Mdhmcj1Q8TH0f2HK5d2jbhHOtK4BdzPvLriA6MDoMwqqX04GD8Rpf9UNtSTg==",
+      "requires": {
+        "miniget": "^4.2.2"
+      }
     }
   }
 }

M package.json → package.json

@@ -9,10 +9,12 @@ },
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "@discordjs/voice": "^0.11.0",
     "@discordjs/rest": "^1.1.0",
+    "@discordjs/voice": "^0.11.0",
     "discord.js": "^14.3.0",
-    "libsodium-wrappers": "^0.7.10"
+    "libsodium-wrappers": "^0.7.10",
+    "ytdl-core": "^4.11.2",
+    "ytsr": "^3.8.0"
   },
   "devDependencies": {
     "eslint": "^8.23.1"