feat(Activity): support for CUSTOM_STATUS activity type (#3353)

* feat: support for custom status in activity

* nit(typings): order properties

src/structures/Presence.js

@@ -3,6 +3,7 @@
 const Util = require('../util/Util');
 const ActivityFlags = require('../util/ActivityFlags');
 const { ActivityTypes } = require('../util/Constants');
+const Emoji = require('./Emoji');
 
 /**
  * Activity sent in a message.
@@ -205,6 +206,18 @@ class Activity {
      * @type {Readonly<ActivityFlags>}
      */
     this.flags = new ActivityFlags(data.flags).freeze();
+
+    /**
+     * Emoji for a custom activity
+     * @type {?Emoji}
+     */
+    this.emoji = data.emoji ? new Emoji(presence.client, data.emoji) : null;
+
+    /**
+     * Creation date of the activity
+     * @type {number}
+     */
+    this.createdTimestamp = new Date(data.created_at).getTime();
   }
 
   /**
@@ -221,6 +234,15 @@ class Activity {
     );
   }
 
+  /**
+   * The time the activity was created at
+   * @type {Date}
+   * @readonly
+   */
+  get createdAt() {
+    return new Date(this.createdTimestamp);
+  }
+
   /**
    * When concatenated with a string, this automatically returns the activities' name instead of the Activity object.
    * @returns {string}

src/util/Constants.js

@@ -411,6 +411,7 @@ exports.MessageTypes = [
  * * STREAMING
  * * LISTENING
  * * WATCHING
+ * * CUSTOM_STATUS
  * @typedef {string} ActivityType
  */
 exports.ActivityTypes = [
@@ -418,6 +419,7 @@ exports.ActivityTypes = [
   'STREAMING',
   'LISTENING',
   'WATCHING',
+  'CUSTOM_STATUS',
 ];
 
 exports.ChannelTypes = {

typings/index.d.ts

@@ -25,7 +25,10 @@ declare module 'discord.js' {
 		constructor(presence: Presence, data?: object);
 		public applicationID: Snowflake | null;
 		public assets: RichPresenceAssets | null;
+		public readonly createdAt: Date;
+		public createdTimestamp: number;
 		public details: string | null;
+		public emoji: Emoji | null;
 		public name: string;
 		public party: {
 			id: string | null;
@@ -1913,7 +1916,8 @@ declare module 'discord.js' {
 	type ActivityType = 'PLAYING'
 		| 'STREAMING'
 		| 'LISTENING'
-		| 'WATCHING';
+		| 'WATCHING'
+		| 'CUSTOM_STATUS';
 
 	type MessageFlagsString = 'CROSSPOSTED'
 		| 'IS_CROSSPOST'