配方增删改查服务层和控制器

internal/app/dto/feed_converter.go

@@ -198,3 +198,84 @@ func ConvertPigTypeListToDTO(pigTypes []models.PigType, total int64, page, pageS
 		},
 	}
 }
+
+// ConvertRecipeToDto 将 models.Recipe 转换为 RecipeResponse DTO
+func ConvertRecipeToDto(recipe *models.Recipe) *RecipeResponse {
+	if recipe == nil {
+		return nil
+	}
+
+	ingredients := make([]RecipeIngredientDto, len(recipe.RecipeIngredients))
+	for i, ri := range recipe.RecipeIngredients {
+		ingredients[i] = RecipeIngredientDto{
+			RawMaterialID: ri.RawMaterialID,
+			Percentage:    ri.Percentage,
+		}
+	}
+
+	return &RecipeResponse{
+		ID:                recipe.ID,
+		Name:              recipe.Name,
+		Description:       recipe.Description,
+		RecipeIngredients: ingredients,
+	}
+}
+
+// ConvertRecipeListToDTO 将 []models.Recipe 转换为 ListRecipeResponse DTO
+func ConvertRecipeListToDTO(recipes []models.Recipe, total int64, page, pageSize int) *ListRecipeResponse {
+	recipeDTOs := make([]RecipeResponse, len(recipes))
+	for i, r := range recipes {
+		recipeDTOs[i] = *ConvertRecipeToDto(&r)
+	}
+
+	return &ListRecipeResponse{
+		List: recipeDTOs,
+		Pagination: PaginationDTO{
+			Page:     page,
+			PageSize: pageSize,
+			Total:    total,
+		},
+	}
+}
+
+// ConvertCreateRecipeRequestToModel 将 CreateRecipeRequest DTO 转换为 models.Recipe 模型
+func ConvertCreateRecipeRequestToModel(req *CreateRecipeRequest) *models.Recipe {
+	if req == nil {
+		return nil
+	}
+
+	ingredients := make([]models.RecipeIngredient, len(req.RecipeIngredients))
+	for i, ri := range req.RecipeIngredients {
+		ingredients[i] = models.RecipeIngredient{
+			RawMaterialID: ri.RawMaterialID,
+			Percentage:    ri.Percentage,
+		}
+	}
+
+	return &models.Recipe{
+		Name:              req.Name,
+		Description:       req.Description,
+		RecipeIngredients: ingredients,
+	}
+}
+
+// ConvertUpdateRecipeRequestToModel 将 UpdateRecipeRequest DTO 转换为 models.Recipe 模型
+func ConvertUpdateRecipeRequestToModel(req *UpdateRecipeRequest) *models.Recipe {
+	if req == nil {
+		return nil
+	}
+
+	ingredients := make([]models.RecipeIngredient, len(req.RecipeIngredients))
+	for i, ri := range req.RecipeIngredients {
+		ingredients[i] = models.RecipeIngredient{
+			RawMaterialID: ri.RawMaterialID,
+			Percentage:    ri.Percentage,
+		}
+	}
+
+	return &models.Recipe{
+		Name:              req.Name,
+		Description:       req.Description,
+		RecipeIngredients: ingredients,
+	}
+}