changed ticket creation and list to typescript

backend/src/helpers/GetDefaultWhatsapp.ts

@@ -0,0 +1,17 @@
+import AppError from "../errors/AppError";
+import Whatsapp from "../models/Whatsapp";
+import FindWhatsAppService from "../services/WhatsappService/FindWhatsAppService";
+
+const GetDefaultWhatsapp = async (): Promise<Whatsapp> => {
+  const defaultWhatsapp = await FindWhatsAppService({
+    where: { isDefault: true }
+  });
+
+  if (!defaultWhatsapp) {
+    throw new AppError("No default WhatsApp found. Check Connection page.");
+  }
+
+  return defaultWhatsapp;
+};
+
+export default GetDefaultWhatsapp;