migrated receive message logic to typescript

backend/src/helpers/GetTicketWbot.ts

@@ -0,0 +1,22 @@
+import { Client as Session } from "whatsapp-web.js";
+import { getWbot } from "../libs/wbot";
+import AppError from "../errors/AppError";
+import GetDefaultWhatsApp from "./GetDefaultWhatsApp";
+import Ticket from "../models/Ticket";
+
+const GetTicketWbot = async (ticket: Ticket): Promise<Session> => {
+  if (!ticket.whatsappId) {
+    const defaultWhatsapp = await GetDefaultWhatsApp();
+
+    if (!defaultWhatsapp) {
+      throw new AppError("No default WhatsApp found. Check Connection page.");
+    }
+    await ticket.$set("whatsapp", defaultWhatsapp);
+  }
+
+  const wbot = getWbot(ticket.whatsappId);
+
+  return wbot;
+};
+
+export default GetTicketWbot;