feat: add Message#bulkDeletable

packages/discord.js/src/structures/Message.js

@@ -611,6 +611,24 @@ class Message extends Base {
     );
   }
 
+  /**
+   * Whether the message is bulk deletable by the client user
+   * @type {boolean}
+   * @readonly
+   * @example
+   * // Filter for bulk deletable messages
+   * channel.bulkDelete(messages.filter(message => message.bulkDeletable));
+   */
+  get bulkDeletable() {
+    const permissions = this.channel?.permissionsFor(this.client.user);
+    return (
+      this.deletable &&
+      this.inGuild() &&
+      permissions.has(PermissionFlagsBits.ManageMessages) &&
+      Date.now() - this.createdTimestamp < 1_209_600_000
+    );
+  }
+
   /**
    * Whether the message is pinnable by the client user
    * @type {boolean}

packages/discord.js/typings/index.d.ts

@@ -1692,6 +1692,7 @@ export class Message<InGuild extends boolean = boolean> extends Base {
   public applicationId: Snowflake | null;
   public attachments: Collection<Snowflake, Attachment>;
   public author: User;
+  public get bulkDeletable(): boolean;
   public get channel(): If<InGuild, GuildTextBasedChannel, TextBasedChannel>;
   public channelId: Snowflake;
   public get cleanContent(): string;