Add play autocompletion

src/commands/music/play.ts

@@ -1,5 +1,6 @@
 import { SlashCommandBuilder } from "@discordjs/builders";
 import {
+  AutocompleteInteraction,
   ChatInputCommandInteraction,
   Client,
   EmbedBuilder,
@@ -35,6 +36,7 @@ export default {
             .setDescription(loc_default.get(`c_${filename}_opt1_desc`) ?? "")
             .setNameLocalizations(getLocalizations(client, `c_${filename}_opt1_name`, true))
             .setDescriptionLocalizations(getLocalizations(client, `c_${filename}_opt1_desc`))
+            .setAutocomplete(true)
         )
     );
   },
@@ -148,4 +150,24 @@ export default {
       content: `⏱️ | \`${title}\` ${loc.get("c_play5")}.`,
     });
   },
+
+  autocomplete: async (interaction: AutocompleteInteraction) => {
+    const loc_default = interaction.client.locales.get(interaction.client.config.default_lang);
+    const filename = getFilename(__filename);
+
+    const player = useMasterPlayer() as Player;
+    const query = interaction.options.getString(
+      loc_default?.get(`c_${filename}_opt1_name`) as string,
+      true
+    );
+    const results = await player.search(query);
+
+    // Returns a list of songs with their title
+    return interaction.respond(
+      results.tracks.slice(0, 10).map((t) => ({
+        name: t.title,
+        value: t.url,
+      }))
+    );
+  },
 };