fix: default to client config and use enum

Author: ImRodry

packages/discord.js/src/structures/ApplicationCommand.js

@@ -1,7 +1,7 @@
 'use strict';
 
 const { DiscordSnowflake } = require('@sapphire/snowflake');
-const { ApplicationCommandOptionType } = require('discord-api-types/v10');
+const { ApplicationCommandOptionType, ApplicationIntegrationType } = require('discord-api-types/v10');
 const isEqual = require('fast-deep-equal');
 const Base = require('./Base');
 const ApplicationCommandPermissionsManager = require('../managers/ApplicationCommandPermissionsManager');
@@ -419,7 +419,13 @@ class ApplicationCommand extends Base {
         this.descriptionLocalizations ?? {},
       ) ||
       // [0] is the default value sent by Discord
-      !isEqual(command.integrationTypes ?? command.integration_types ?? [0], this.integrationTypes ?? [0]) ||
+      !isEqual(
+        command.integrationTypes ??
+          command.integration_types ??
+          this.client.application.integrationTypesConfig?.keys() ?? [ApplicationIntegrationType.GuildInstall],
+        this.integrationTypes ??
+          this.client.application.integrationTypesConfig?.keys() ?? [ApplicationIntegrationType.GuildInstall],
+      ) ||
       !isEqual(command.contexts ?? [], this.contexts ?? [])
     ) {
       return false;