adding business logic

notification-service/src/main.ts

@@ -16,17 +16,19 @@ export class NotificationService {
   async startListener() {
     if (this.IsUserConnected()) {
       await this.rabbitmq.connect();
-      this.rabbitmq.startConsumer();
+      this.rabbitmq.startConsumer(this.newMessageValidator.bind(this));
     }
   }
 
   async newMessageValidator(message: ITodo) {
+    console.log("Validating message:", message)
     const todo = await this.mongoModle.getTodoById(message._id.toString());
+    console.log("Todo:", todo)
     if (todo) {
+      const due_date = new Date(todo.due_date);
       if (
         todo.status === "pending" &&
-        todo.due_date < new Date() &&
-        todo.due_date === message.due_date
+        due_date > new Date()
       ) {
         await this.mongoModle.updateTodoStatus(todo);
         await this.sendNotification(todo); // Send notification to user

notification-service/src/rabbitmq/RabbitMQ.ts

@@ -65,13 +65,15 @@ export class RabbitMQ {
     }
   }
 
-  async startConsumer(): Promise<ITodo | void> {
+  async startConsumer(callback: Function): Promise<ITodo | void> {
     this.channel.assertQueue(this.queueName);
     this.channel.consume(this.queueName, (message: ConsumeMessage | null) => {
       if (message) {
-        const todo: ITodo = JSON.parse(message.content.toString());
+        console.log("Message received from the queue");
+        console.log("Message content: ", message.content.toString());
+        const todo: ITodo = JSON.parse(message.content.toString()).payload;
         this.channel.ack(message);
-        return todo;
+        callback(todo);
       }
     });
   }

todo-service/src/rabbitmq/RabbitMQ.ts

@@ -74,6 +74,6 @@ export class RabbitMQ {
 
   calculateDelayTimeForQueue(payload: ITodo) {
     const delayTime = payload.due_date.getTime() - Date.now();
-    return delayTime;
+    return 0;
   }
 }