Update Auto Generate SKU

modules/inventory/repository/product__repo.go

@@ -3,6 +3,8 @@ package repository
 import (
 	"BE-MiniERP/modules/inventory/models"
 
+	"fmt"
+
 	"gorm.io/gorm"
 )
 
@@ -36,3 +38,24 @@ func (r *ProductRepository) Update(id uint, product *models.Product) error {
 func (r *ProductRepository) Delete(id uint) error {
 	return r.DB.Delete(&models.Product{}, id).Error
 }
+
+func (r *ProductRepository) PreloadRelations(product *models.Product) error {
+	// Collection
+	if err := r.DB.First(&product.Collection, product.CollectionID).Error; err != nil {
+		return fmt.Errorf("collection not found: %w", err)
+	}
+	// Category
+	if err := r.DB.First(&product.Category, product.CategoryID).Error; err != nil {
+		return fmt.Errorf("category not found: %w", err)
+	}
+	// Colour
+	if err := r.DB.First(&product.Colour, product.ColourID).Error; err != nil {
+		return fmt.Errorf("colour not found: %w", err)
+	}
+	// Size
+	if err := r.DB.First(&product.Size, product.SizeID).Error; err != nil {
+		return fmt.Errorf("size not found: %w", err)
+	}
+
+	return nil
+}