feat: start delete whatsapp messages backend

backend/src/helpers/GetWbotMessage.ts

@@ -0,0 +1,37 @@
+import { Message as WbotMessage } from "whatsapp-web.js";
+import Ticket from "../models/Ticket";
+import GetTicketWbot from "./GetTicketWbot";
+import AppError from "../errors/AppError";
+
+export const GetWbotMessage = async (
+  ticket: Ticket,
+  messageId: string
+): Promise<WbotMessage> => {
+  const wbot = await GetTicketWbot(ticket);
+
+  const wbotChat = await wbot.getChatById(`${ticket.contact.number}@c.us`);
+
+  try {
+    const chatMessages = await wbotChat.fetchMessages({ limit: 20 });
+
+    const msgToDelete = chatMessages.find(msg => msg.id.id === messageId);
+
+    if (!msgToDelete) {
+      throw new AppError("msgNotFound");
+    }
+
+    return msgToDelete;
+  } catch (err) {
+    console.log(err);
+    if (err.message === "msgNotFound") {
+      throw new AppError(
+        "Could not find a message witht this ID in WhatsApp chat."
+      );
+    }
+    throw new AppError(
+      "Could not valid WhatsApp contact. Check connections page"
+    );
+  }
+};
+
+export default GetWbotMessage;