#update: add id response and add index

internal/domain/repositories/notifyRepos/notifi_repos_impl.go

@@ -18,7 +18,28 @@ type notificationRepository struct {
 }
 
 func NewNotificationRepository(dbClient *mongodb.MongoClient) NotificationRepository {
+
 	col := dbClient.GetDB().Collection("user_notification")
+
+	indexModel := mongo.IndexModel{
+		Keys: bson.M{
+			"campaign_topic": 1,
+		},
+		Options: options.Index().SetUnique(true),
+	}
+	_, err := col.Indexes().CreateOne(context.TODO(), indexModel)
+	if err != nil {
+		panic("error creating unique index:" + err.Error())
+	}
+
+	model := mongo.IndexModel{Keys: bson.D{{"campaign_topic", "text"}}}
+	name, err := col.Indexes().CreateOne(context.TODO(), model)
+	if err != nil {
+		panic(err)
+	}
+
+	log.Info("Name of index created: " + name)
+	log.Info("campaign_topic unique index created successfully")
 	return &notificationRepository{_notiCol: col}
 }
 

internal/handler/notifyHandler/notify_api_impl.go

@@ -276,7 +276,7 @@ func (n notifyHandler) AdminCreateCampaign(ctx *fiber.Ctx) error {
 		return errorUtils.ErrInvalidParameters
 	}
 
-	_, err := n.notifyService.AdminCreateCampaign(context, &req)
+	id, err := n.notifyService.AdminCreateCampaign(context, &req)
 	if err != nil {
 		switch {
 		case errors.Is(err, errorUtils.ErrParseDatetimeParameters):
@@ -291,6 +291,7 @@ func (n notifyHandler) AdminCreateCampaign(ctx *fiber.Ctx) error {
 	}
 
 	response := responses.DefaultSuccess
+	response.Data = id
 
 	return response.JSON(ctx)
 }

internal/service/notifyService/notification_us_impl.go

@@ -276,7 +276,9 @@ func (n notificationService) AdminCreateCampaign(ctx context.Context, req *dto.A
 			return nil, err
 		}
 
-		resp := dto.AdminCreateCampaignResponse{}
+		resp := dto.AdminCreateCampaignResponse{
+			ID: insertedNoti.ID.Hex(),
+		}
 
 		return &resp, nil
 	}