fix: change return on state backend

backend/handlers/analytics_handler.go

@@ -20,14 +20,15 @@ func GetTopItems(c *gin.Context) {
 	results := []TopItem{}
 
 	err := database.DB.Table("order_items").
-		Select("items.name, SUM(order_items.price * order_items.quantity) AS revenue, order_items.price, SUM(order_items.quantity) as sale_quantity, items.unit").
+		Select("items.name, SUM(order_items.price * order_items.quantity) AS revenue, AVG(order_items.price) as price, SUM(order_items.quantity) as sale_quantity, items.unit").
 		Joins("JOIN items ON items.id = order_items.item_id").
-		Group("items.name, order_items.price, items.unit").
+		Group("items.name, items.unit").
 		Order("revenue DESC").
 		Limit(5).
 		Scan(&results).Error
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
 	}
 
 	c.JSON(http.StatusOK, results)