update or create order

repositories/OrderRepository.go

@@ -1,19 +1,19 @@
 package repositories
 
-import(
-	"strconv"
+import (
 	"gorm.io/gorm"
+	"strconv"
 
 	"example.com/gin/test/models"
-)	
+)
 
 type OrderRepository interface {
-	Create(models.Order) (models.Order, error)	
+	Create(models.Order) (models.Order, error)
 	GetAll() ([]models.Order, error)
 	GetById(string) (models.Order, error)
-	GetAllBySession(string) ([]models.Order, error)
+	GetBySession(string) (models.Order, error)
 	Update(models.Order) (models.Order, error)
-	DeleteById(string) (error)
+	DeleteById(string) error
 }
 
 type GORMOrderRepository struct {
@@ -30,7 +30,7 @@ func (r *GORMOrderRepository) Create(order models.Order) (models.Order, error) {
 	//Omit the shopitem so it is not created again in db leading to unique constain fails
 	result := r.DB.Omit("CartItems").Create(&order)
 	if result.Error != nil {
-		return models.Order{}, result.Error	
+		return models.Order{}, result.Error
 	}
 
 	return order, nil
@@ -60,10 +60,9 @@ func (t *GORMOrderRepository) GetById(id string) (models.Order, error) {
 	return order, nil
 }
 
-
-func (r *GORMOrderRepository) GetAllBySession(sessionId string) ([]models.Order, error) {
-	var orders []models.Order
-	result := r.DB.Preload("CartItems").Where("session_id = ?", sessionId).Find(&orders)
+func (r *GORMOrderRepository) GetBySession(sessionId string) (models.Order, error) {
+	var orders models.Order
+	result := r.DB.Preload("CartItems").Where("session_id = ?", sessionId).First(&orders)
 
 	return orders, result.Error