Update Auto Generate SKU

modules/inventory/service/inventory_logic.go

@@ -0,0 +1,22 @@
+package service
+
+import (
+	"BE-MiniERP/modules/inventory/models"
+	"fmt"
+)
+
+func GenerateSKU(product *models.Product) (string, error) {
+	if product.Collection.Code == "" ||
+		product.Category.Code == "" ||
+		product.Colour.Code == "" ||
+		product.Size.Code == "" {
+		return "", fmt.Errorf("missing code from one or more components")
+	}
+
+	return fmt.Sprintf("%s-%s-%s-%s",
+		product.Collection.Code,
+		product.Category.Code,
+		product.Colour.Code,
+		product.Size.Code,
+	), nil
+}