fix(BE-273): add object nonstock and supplier in response get one and fix name base to relation in dto

internal/modules/master/suppliers/dto/supplier_product.dto.go

@@ -0,0 +1,54 @@
+package dto
+
+import (
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	uomDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/master/uoms/dto"
+)
+
+// === DTO Structs ===
+
+type SupplierProductDTO struct {
+	Id           uint                   `json:"id"`
+	Name         string                 `json:"name"`
+	ProductPrice float64                `gorm:"type:numeric(15,3);not null"`
+	SellingPrice *float64               `gorm:"type:numeric(15,3)"`
+	Uom          *uomDTO.UomRelationDTO `json:"uom,omitempty"`
+	Flags        []string               `json:"flags"`
+}
+
+// === Mapper Functions ===
+
+func toSupplierProductDTOs(relations []entity.ProductSupplier) []SupplierProductDTO {
+	if len(relations) == 0 {
+		return nil
+	}
+
+	result := make([]SupplierProductDTO, 0, len(relations))
+	for _, relation := range relations {
+		product := relation.Product
+		if product.Id == 0 {
+			continue
+		}
+
+		flags := make([]string, len(product.Flags))
+		for i, f := range product.Flags {
+			flags[i] = f.Name
+		}
+
+		var uomRef *uomDTO.UomRelationDTO
+		if product.Uom.Id != 0 {
+			mapped := uomDTO.ToUomRelationDTO(product.Uom)
+			uomRef = &mapped
+		}
+
+		result = append(result, SupplierProductDTO{
+			Id:           product.Id,
+			Name:         product.Name,
+			ProductPrice: product.ProductPrice,
+			SellingPrice: product.SellingPrice,
+			Uom:          uomRef,
+			Flags:        flags,
+		})
+	}
+	return result
+}