Merge branch 'modifyAnEvent' into dev

storage/mongodb.go

@@ -141,5 +141,12 @@ func (s MongoDBStorage) UpdateSubscription(eventid string, subscriber string, de
 			return er
 		}
 	}
+func (s MongoDBStorage) UpdateEvent(event Event) error {
+	collection := s.Client.Database(s.DbName).Collection(s.Collections["events"])
+	if _, err := collection.ReplaceOne(context.TODO(), bson.M{"_id": event.ID}, event); err != nil {
+		fmt.Println(err)
+		return err
+	}
+
 	return nil
 }