patch: Session.applicationId

handlers/Actions.ts

@@ -18,6 +18,8 @@ export type RawHandler<T> = (...args: [Session, number, T]) => void;
 export type Handler<T extends unknown[]> = (...args: T) => unknown;
 
 export const READY: RawHandler<DiscordReady> = (session, shardId, payload) => {
+    session.applicationId = payload.application.id;
+    session.botId = payload.user.id;
     session.emit("ready", { ...payload, user: new User(session, payload.user) }, shardId);
 };
 

session/Session.ts

@@ -42,6 +42,15 @@ export class Session extends EventEmitter {
     unrepliedInteractions: Set<bigint> = new Set();
 
     #botId: Snowflake;
+    #applicationId?: Snowflake;
+
+    set applicationId(id: Snowflake) {
+        this.#applicationId = id;
+    }
+
+    get applicationId() {
+        return this.#applicationId!; 
+    }
 
     set botId(id: Snowflake) {
         this.#botId = id;

structures/Interaction.ts

@@ -116,7 +116,7 @@ export class Interaction implements Model {
         const result = await this.session.rest.sendRequest<DiscordMessage>(
             this.session.rest,
             {
-                url: Routes.WEBHOOK(this.session.botId, this.token),
+                url: Routes.WEBHOOK(this.session.applicationId ?? this.session.botId, this.token),
                 method: "POST",
                 payload: this.session.rest.createRequestBody(this.session.rest, {
                     method: "POST",