Merge branch 'main' of ssh://git.ma-al.com:8822/goc_daniel/b2b into test

2026-03-18 10:02:44 +01:00
parent 789d59b0c9 a0dcb56fda
commit c79e08dbb8
8 changed files with 187 additions and 177 deletions
--- a/app/delivery/web/api/restricted/productDescription.go
+++ b/app/delivery/web/api/restricted/productDescription.go
@@ -6,6 +6,8 @@ import (
 	"git.ma-al.com/goc_daniel/b2b/app/config"
 	"git.ma-al.com/goc_daniel/b2b/app/service/productDescriptionService"
 	"git.ma-al.com/goc_daniel/b2b/app/utils/i18n"
+	"git.ma-al.com/goc_daniel/b2b/app/utils/nullable"
+	"git.ma-al.com/goc_daniel/b2b/app/utils/response"
 	"git.ma-al.com/goc_daniel/b2b/app/utils/responseErrors"

 	"github.com/gofiber/fiber/v3"
@@ -41,151 +43,132 @@ func ProductDescriptionHandlerRoutes(r fiber.Router) fiber.Router {
 func (h *ProductDescriptionHandler) GetProductDescription(c fiber.Ctx) error {
 	userID, ok := c.Locals("userID").(uint)
 	if !ok {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody), // possibly could return a different error
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody)))
 	}

 	productID_attribute := c.Query("productID")
 	productID, err := strconv.Atoi(productID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

 	productShopID_attribute := c.Query("productShopID")
 	productShopID, err := strconv.Atoi(productShopID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

 	productLangID_attribute := c.Query("productLangID")
 	productLangID, err := strconv.Atoi(productLangID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

-	response, err := h.productDescriptionService.GetProductDescription(userID, uint(productID), uint(productShopID), uint(productLangID))
+	description, err := h.productDescriptionService.GetProductDescription(userID, uint(productID), uint(productShopID), uint(productLangID))
 	if err != nil {
 		return c.Status(responseErrors.GetErrorStatus(err)).JSON(fiber.Map{
 			"error": responseErrors.GetErrorCode(c, err),
 		})
 	}

-	return c.JSON(response)
+	return c.JSON(response.Make(description, 1, i18n.T_(c, response.Message_OK)))
 }

 // SaveProductDescription saves the description for a given product ID, in given shop and language
 func (h *ProductDescriptionHandler) SaveProductDescription(c fiber.Ctx) error {
 	userID, ok := c.Locals("userID").(uint)
 	if !ok {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody), // possibly could return a different error
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody)))
 	}

 	productID_attribute := c.Query("productID")
 	productID, err := strconv.Atoi(productID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

 	productShopID_attribute := c.Query("productShopID")
 	productShopID, err := strconv.Atoi(productShopID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

 	productLangID_attribute := c.Query("productLangID")
 	productLangID, err := strconv.Atoi(productLangID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

 	updates := make(map[string]string)
 	if err := c.Bind().Body(&updates); err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody)))
 	}

 	err = h.productDescriptionService.SaveProductDescription(userID, uint(productID), uint(productShopID), uint(productLangID), updates)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(err)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, err),
-		})
+		return c.Status(responseErrors.GetErrorStatus(err)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, err)))
 	}

-	return c.JSON(fiber.Map{
-		"message": i18n.T_(c, "product_description.successfully_updated_fields"),
-	})
+	return c.JSON(response.Make(nullable.GetNil(""), 0, i18n.T_(c, response.Message_OK)))
 }

-// GetProductDescription returns the product description for a given product ID
+// TranslateProductDescription returns translated product description
 func (h *ProductDescriptionHandler) TranslateProductDescription(c fiber.Ctx) error {
 	userID, ok := c.Locals("userID").(uint)
 	if !ok {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody), // possibly could return a different error
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrInvalidBody)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrInvalidBody)))
 	}

 	productID_attribute := c.Query("productID")
 	productID, err := strconv.Atoi(productID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

 	productShopID_attribute := c.Query("productShopID")
 	productShopID, err := strconv.Atoi(productShopID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

 	productFromLangID_attribute := c.Query("productFromLangID")
 	productFromLangID, err := strconv.Atoi(productFromLangID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

 	productToLangID_attribute := c.Query("productToLangID")
 	productToLangID, err := strconv.Atoi(productToLangID_attribute)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

-	model := c.Query("model")
-	if model != "OpenAI" && model != "Google" {
-		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute),
-		})
+	aiModel := c.Query("model")
+	if aiModel != "OpenAI" && aiModel != "Google" {
+		return c.Status(responseErrors.GetErrorStatus(responseErrors.ErrBadAttribute)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, responseErrors.ErrBadAttribute)))
 	}

-	response, err := h.productDescriptionService.TranslateProductDescription(userID, uint(productID), uint(productShopID), uint(productFromLangID), uint(productToLangID), model)
+	description, err := h.productDescriptionService.TranslateProductDescription(userID, uint(productID), uint(productShopID), uint(productFromLangID), uint(productToLangID), aiModel)
 	if err != nil {
-		return c.Status(responseErrors.GetErrorStatus(err)).JSON(fiber.Map{
-			"error": responseErrors.GetErrorCode(c, err),
-		})
+		return c.Status(responseErrors.GetErrorStatus(err)).
+			JSON(response.Make(nullable.GetNil(""), 0, responseErrors.GetErrorCode(c, err)))
 	}

-	return c.JSON(response)
+	return c.JSON(response.Make(description, 1, i18n.T_(c, response.Message_OK)))
 }
--- a/app/delivery/web/api/settings.go
+++ b/app/delivery/web/api/settings.go
@@ -86,6 +86,6 @@ func (h *SettingsHandler) GetSettings(cfg *config.Config) fiber.Handler {
 			Version: version.GetInfo(),
 		}

-		return c.JSON(response.Make(c, fiber.StatusOK, nullable.GetNil(settings), nullable.GetNil(0), i18n.T_(c, response.Message_OK)))
+		return c.JSON(response.Make(nullable.GetNil(settings), 0, i18n.T_(c, response.Message_OK)))
 	}
 }
--- a/app/service/langsService/service.go
+++ b/app/service/langsService/service.go
@@ -27,9 +27,10 @@ var LangSrv *LangService
 func (s *LangService) GetActive(c fiber.Ctx) response.Response[[]view.Language] {
 	res, err := s.repo.GetActive()
 	if err != nil {
-		return response.Make[[]view.Language](c, fiber.StatusBadRequest, nil, nil, i18n.T_(c, response.Message_NOK))
+		c.Status(fiber.StatusBadRequest)
+		return response.Make[[]view.Language](nil, 0, i18n.T_(c, response.Message_NOK))
 	}
-	return response.Make(c, fiber.StatusOK, nullable.GetNil(res), nullable.GetNil(len(res)), i18n.T_(c, response.Message_OK))
+	return response.Make(nullable.GetNil(res), 0, i18n.T_(c, response.Message_OK))
 }

 // LoadTranslations loads all translations from the database into the cache
@@ -54,25 +55,27 @@ func (s *LangService) ReloadTranslations() error {
 func (s *LangService) GetTranslations(c fiber.Ctx, langID uint, scope string, components []string) response.Response[*i18n.TranslationResponse] {
 	translations, err := i18n.TransStore.GetTranslations(langID, scope, components)
 	if err != nil {
-		return response.Make[*i18n.TranslationResponse](c, fiber.StatusBadRequest, nil, nil, i18n.T_(c, Message_TranslationsNOK))
+		c.Status(fiber.StatusBadRequest)
+		return response.Make[*i18n.TranslationResponse](nil, 0, i18n.T_(c, Message_TranslationsNOK))
 	}
-	return response.Make(c, fiber.StatusOK, nullable.GetNil(translations), nil, i18n.T_(c, Message_TranslationsOK))
+	return response.Make(nullable.GetNil(translations), 0, i18n.T_(c, Message_TranslationsOK))
 }

 // GetAllTranslations returns all translations from the cache
 func (s *LangService) GetAllTranslationsResponse(c fiber.Ctx) response.Response[*i18n.TranslationResponse] {
 	translations := i18n.TransStore.GetAllTranslations()
-	return response.Make(c, fiber.StatusOK, nullable.GetNil(translations), nil, i18n.T_(c, Message_TranslationsOK))
+	return response.Make(nullable.GetNil(translations), 0, i18n.T_(c, Message_TranslationsOK))
 }

 // ReloadTranslationsResponse returns response after reloading translations
 func (s *LangService) ReloadTranslationsResponse(c fiber.Ctx) response.Response[map[string]string] {
 	err := s.ReloadTranslations()
 	if err != nil {
-		return response.Make[map[string]string](c, fiber.StatusInternalServerError, nil, nil, i18n.T_(c, Message_LangsNotLoaded))
+		c.Status(fiber.StatusInternalServerError)
+		return response.Make[map[string]string](nil, 0, i18n.T_(c, Message_LangsNotLoaded))
 	}
 	result := map[string]string{"status": "success"}
-	return response.Make(c, fiber.StatusOK, nullable.GetNil(result), nil, i18n.T_(c, Message_LangsLoaded))
+	return response.Make(nullable.GetNil(result), 0, i18n.T_(c, Message_LangsLoaded))
 }

 // GetDefaultLanguage returns the default language
--- a/app/service/productDescriptionService/productDescriptionService.go
+++ b/app/service/productDescriptionService/productDescriptionService.go
@@ -12,32 +12,26 @@ import (
 	"strings"
 	"time"

+	"cloud.google.com/go/auth/credentials"
+	translate "cloud.google.com/go/translate/apiv3"
+	"cloud.google.com/go/translate/apiv3/translatepb"
 	"git.ma-al.com/goc_daniel/b2b/app/config"
-	"git.ma-al.com/goc_daniel/b2b/app/db"
 	"git.ma-al.com/goc_daniel/b2b/app/model"
 	"git.ma-al.com/goc_daniel/b2b/app/service/langsService"
 	"git.ma-al.com/goc_daniel/b2b/app/utils/responseErrors"
+	ProductDescriptionRepo "git.ma-al.com/goc_daniel/b2b/repository/productDescriptionRepo"
 	"github.com/openai/openai-go/v3"
 	"github.com/openai/openai-go/v3/option"
 	"github.com/openai/openai-go/v3/responses"
 	googleopt "google.golang.org/api/option"
-	"gorm.io/gorm"
-
-	// [START translate_v3_import_client_library]
-	"cloud.google.com/go/auth/credentials"
-	translate "cloud.google.com/go/translate/apiv3"
-	"cloud.google.com/go/translate/apiv3/translatepb"
-	// [END translate_v3_import_client_library]
 )

 type ProductDescriptionService struct {
-	db        *gorm.DB
+	productDescriptionRepo ProductDescriptionRepo.ProductDescriptionRepo
 	ctx                    context.Context
 	googleCli              translate.TranslationClient
-	client    openai.Client
-	// projectID is the Google Cloud project ID used as the "parent" in API calls,
-	// e.g. "projects/my-project-123/locations/global"
 	projectID              string
+	openAIClient           openai.Client
 }

 // New creates a ProductDescriptionService and authenticates against the
@@ -76,31 +70,19 @@ func New() *ProductDescriptionService {
 		log.Fatalf("productDescriptionService: cannot create Translation client: %v", err)
 	}

-	client := openai.NewClient(option.WithAPIKey("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"),
+	openAIClient := openai.NewClient(option.WithAPIKey("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"),
 		option.WithHTTPClient(&http.Client{Timeout: 300 * time.Second})) // five minutes timeout

 	return &ProductDescriptionService{
-		db:        db.Get(),
 		ctx:          ctx,
-		client:    client,
+		openAIClient: openAIClient,
 		googleCli:    *googleCli,
 		projectID:    cfg.GoogleTranslate.ProjectID,
 	}
 }

-// We assume that any user has access to all product descriptions
 func (s *ProductDescriptionService) GetProductDescription(userID uint, productID uint, productShopID uint, productLangID uint) (*model.ProductDescription, error) {
-	var ProductDescription model.ProductDescription
-
-	err := s.db.
-		Table("ps_product_lang").
-		Where("id_product = ? AND id_shop = ? AND id_lang = ?", productID, productShopID, productLangID).
-		First(&ProductDescription).Error
-	if err != nil {
-		return nil, fmt.Errorf("database error: %w", err)
-	}
-
-	return &ProductDescription, nil
+	return s.productDescriptionRepo.GetProductDescription(productID, productShopID, productLangID)
 }

 // Updates relevant fields with the "updates" map
@@ -123,37 +105,12 @@ func (s *ProductDescriptionService) SaveProductDescription(userID uint, productI
 		}
 	}

-	record := model.ProductDescription{
-		ProductID: productID,
-		ShopID:    productShopID,
-		LangID:    productLangID,
-	}
-
-	err := s.db.
-		Table("ps_product_lang").
-		Where("id_product = ? AND id_shop = ? AND id_lang = ?", productID, productShopID, productLangID).
-		FirstOrCreate(&record).Error
+	err := s.productDescriptionRepo.CreateIfDoesNotExist(productID, productShopID, productLangID)
 	if err != nil {
-		return fmt.Errorf("database error: %w", err)
+		return err
 	}

-	if len(updates) == 0 {
-		return nil
-	}
-	updatesIface := make(map[string]interface{}, len(updates))
-	for k, v := range updates {
-		updatesIface[k] = v
-	}
-
-	err = s.db.
-		Table("ps_product_lang").
-		Where("id_product = ? AND id_shop = ? AND id_lang = ?", productID, productShopID, productLangID).
-		Updates(updatesIface).Error
-	if err != nil {
-		return fmt.Errorf("database error: %w", err)
-	}
-
-	return nil
+	return s.productDescriptionRepo.UpdateFields(productID, productShopID, productLangID, updates)
 }

 // TranslateProductDescription fetches the product description for productFromLangID,
@@ -163,16 +120,12 @@ func (s *ProductDescriptionService) SaveProductDescription(userID uint, productI
 // The Google Cloud project must have the Cloud Translation API enabled and the
 // service account must hold the "Cloud Translation API User" role.
 func (s *ProductDescriptionService) TranslateProductDescription(userID uint, productID uint, productShopID uint, productFromLangID uint, productToLangID uint, aiModel string) (*model.ProductDescription, error) {
-	var ProductDescription model.ProductDescription

-	err := s.db.
-		Table("ps_product_lang").
-		Where("id_product = ? AND id_shop = ? AND id_lang = ?", productID, productShopID, productFromLangID).
-		First(&ProductDescription).Error
+	productDescription, err := s.productDescriptionRepo.GetProductDescription(productID, productShopID, productFromLangID)
 	if err != nil {
-		return nil, fmt.Errorf("database error: %w", err)
+		return nil, err
 	}
-	ProductDescription.LangID = productToLangID
+	productDescription.LangID = productToLangID

 	// we translate all changeable fields, and we keep the exact same HTML structure in relevant fields.
 	lang, err := langsService.LangSrv.GetLanguageById(productToLangID)
@@ -180,14 +133,14 @@ func (s *ProductDescriptionService) TranslateProductDescription(userID uint, pro
 		return nil, err
 	}

-	fields := []*string{&ProductDescription.Description,
-		&ProductDescription.DescriptionShort,
-		&ProductDescription.MetaDescription,
-		&ProductDescription.MetaTitle,
-		&ProductDescription.Name,
-		&ProductDescription.AvailableNow,
-		&ProductDescription.AvailableLater,
-		&ProductDescription.Usage,
+	fields := []*string{&productDescription.Description,
+		&productDescription.DescriptionShort,
+		&productDescription.MetaDescription,
+		&productDescription.MetaTitle,
+		&productDescription.Name,
+		&productDescription.AvailableNow,
+		&productDescription.AvailableLater,
+		&productDescription.Usage,
 	}
 	keys := []string{"translation_of_product_description",
 		"translation_of_product_short_description",
@@ -213,24 +166,23 @@ func (s *ProductDescriptionService) TranslateProductDescription(userID uint, pro
 	}

 	if aiModel == "OpenAI" {
-		openai_response, _ := s.client.Responses.New(context.Background(), responses.ResponseNewParams{
+		response, _ := s.openAIClient.Responses.New(context.Background(), responses.ResponseNewParams{
 			Input: responses.ResponseNewParamsInputUnion{OfString: openai.String(request)},
 			Model: openai.ChatModelGPT4_1Mini,
 			// Model: openai.ChatModelGPT4_1Nano,
 		})
-		if openai_response.Status != "completed" {
+		if response.Status != "completed" {
 			return nil, responseErrors.ErrAIResponseFail
 		}
-		response := openai_response.OutputText()

 		for i := 0; i < len(keys); i++ {
-			success, resolution := resolveResponse(*fields[i], response, keys[i])
+			success, resolution := resolveResponse(*fields[i], response.OutputText(), keys[i])
 			if !success {
 				return nil, responseErrors.ErrAIBadOutput
 			}
 			*fields[i] = resolution

-			fmt.Println(resolution)
+			// fmt.Println(resolution)
 		}

 	} else if aiModel == "Google" {
@@ -253,17 +205,17 @@ func (s *ProductDescriptionService) TranslateProductDescription(userID uint, pro
 		response := responseGoogle.GetTranslations()[0].GetTranslatedText()

 		for i := 0; i < len(keys); i++ {
-			success, match := GetStringInBetween(response, "<"+keys[i]+">", "</"+keys[i]+">")
+			success, match := getStringInBetween(response, "<"+keys[i]+">", "</"+keys[i]+">")
 			if !success || !isValidXHTML(match) {
 				return nil, responseErrors.ErrAIBadOutput
 			}
 			*fields[i] = match

-			fmt.Println(match)
+			// fmt.Println(match)
 		}
 	}

-	return &ProductDescription, nil
+	return productDescription, nil
 }

 func cleanForPrompt(s string) string {
@@ -284,17 +236,17 @@ func cleanForPrompt(s string) string {

 		switch v := token.(type) {
 		case xml.StartElement:
-			prompt += "<" + AttrName(v.Name)
+			prompt += "<" + attrName(v.Name)

 			for _, attr := range v.Attr {
 				if v.Name.Local == "img" && attr.Name.Local == "alt" {
-					prompt += fmt.Sprintf(` %s="%s"`, AttrName(attr.Name), attr.Value)
+					prompt += fmt.Sprintf(` %s="%s"`, attrName(attr.Name), attr.Value)
 				}
 			}

 			prompt += ">"
 		case xml.EndElement:
-			prompt += "</" + AttrName(v.Name) + ">"
+			prompt += "</" + attrName(v.Name) + ">"
 		case xml.CharData:
 			prompt += string(v)
 		case xml.Comment:
@@ -307,12 +259,12 @@ func cleanForPrompt(s string) string {
 }

 func resolveResponse(original string, response string, key string) (bool, string) {
-	success, match := GetStringInBetween(response, "<"+key+">", "</"+key+">")
+	success, match := getStringInBetween(response, "<"+key+">", "</"+key+">")
 	if !success || !isValidXHTML(match) {
 		return false, ""
 	}

-	success, resolution := RebuildFromResponse("<"+key+">"+original+"</"+key+">", "<"+key+">"+match+"</"+key+">")
+	success, resolution := rebuildFromResponse("<"+key+">"+original+"</"+key+">", "<"+key+">"+match+"</"+key+">")
 	if !success {
 		return false, ""
 	}
@@ -320,8 +272,8 @@ func resolveResponse(original string, response string, key string) (bool, string
 	return true, resolution[2+len(key) : len(resolution)-3-len(key)]
 }

-// GetStringInBetween returns empty string if no start or end string found
-func GetStringInBetween(str string, start string, end string) (success bool, result string) {
+// getStringInBetween returns empty string if no start or end string found
+func getStringInBetween(str string, start string, end string) (success bool, result string) {
 	s := strings.Index(str, start)
 	if s == -1 {
 		return false, ""
@@ -358,7 +310,7 @@ func isValidXHTML(s string) bool {

 // Rebuilds HTML using the original HTML as a template and the response as a source
 // Assumes that both original and response have the exact same XML structure
-func RebuildFromResponse(s_original string, s_response string) (bool, string) {
+func rebuildFromResponse(s_original string, s_response string) (bool, string) {

 	r_original := strings.NewReader(s_original)
 	d_original := xml.NewDecoder(r_original)
@@ -397,17 +349,17 @@ func RebuildFromResponse(s_original string, s_response string) (bool, string) {
 					return false, ""
 				}

-				result += "<" + AttrName(v_original.Name)
+				result += "<" + attrName(v_original.Name)

 				for _, attr := range v_original.Attr {
 					if v_original.Name.Local != "img" || attr.Name.Local != "alt" {
-						result += fmt.Sprintf(` %s="%s"`, AttrName(attr.Name), attr.Value)
+						result += fmt.Sprintf(` %s="%s"`, attrName(attr.Name), attr.Value)
 					}
 				}

 				for _, attr := range v_response.Attr {
 					if v_response.Name.Local == "img" && attr.Name.Local == "alt" {
-						result += fmt.Sprintf(` %s="%s"`, AttrName(attr.Name), attr.Value)
+						result += fmt.Sprintf(` %s="%s"`, attrName(attr.Name), attr.Value)
 					}
 				}
 				result += ">"
@@ -429,7 +381,7 @@ func RebuildFromResponse(s_original string, s_response string) (bool, string) {
 				}

 				if v_original.Name.Local != "img" {
-					result += "</" + AttrName(v_original.Name) + ">"
+					result += "</" + attrName(v_original.Name) + ">"
 				}

 			case xml.CharData:
@@ -485,7 +437,7 @@ func RebuildFromResponse(s_original string, s_response string) (bool, string) {
 	}
 }

-func AttrName(name xml.Name) string {
+func attrName(name xml.Name) string {
 	if name.Space == "" {
 		return name.Local
 	} else {
--- a/app/utils/response/response.go
+++ b/app/utils/response/response.go
@@ -1,15 +1,12 @@
 package response

-import "github.com/gofiber/fiber/v3"
-
 type Response[T any] struct {
-	Message string `json:"message,omitempty"`
-	Items   *T     `json:"items,omitempty"`
-	Count   *int   `json:"count,omitempty"`
+	Message string `json:"message"`
+	Items   *T     `json:"items"`
+	Count   int    `json:"count"`
 }

-func Make[T any](c fiber.Ctx, status int, items *T, count *int, message string) Response[T] {
-	c.Status(status)
+func Make[T any](items *T, count int, message string) Response[T] {
 	return Response[T]{
 		Message: message,
 		Items:   items,
--- a/app/utils/responseErrors/response_errors.go
+++ b/app/utils/responseErrors/response_errors.go
@@ -38,7 +38,7 @@ var (
 	ErrVerificationTokenExpired = errors.New("verification token has expired")

 	// Typed errors for product description handler
-	ErrBadAttribute   = errors.New("bad attribute")
+	ErrBadAttribute   = errors.New("bad or missing attribute value in header")
 	ErrBadField       = errors.New("this field can not be updated")
 	ErrInvalidXHTML   = errors.New("text is not in xhtml format")
 	ErrAIResponseFail = errors.New("AI responded with failure")
@@ -119,9 +119,9 @@ func GetErrorCode(c fiber.Ctx, err error) string {
 	case errors.Is(err, ErrInvalidXHTML):
 		return i18n.T_(c, "error.err_invalid_html")
 	case errors.Is(err, ErrAIResponseFail):
-		return i18n.T_(c, "error.err_openai_response_fail")
+		return i18n.T_(c, "error.err_ai_response_fail")
 	case errors.Is(err, ErrAIBadOutput):
-		return i18n.T_(c, "error.err_openai_bad_output")
+		return i18n.T_(c, "error.err_ai_bad_output")

 	default:
 		return i18n.T_(c, "error.err_internal_server_error")
--- a/i18n/migrations/20260302163122_create_tables.sql
+++ b/i18n/migrations/20260302163122_create_tables.sql
@@ -24,7 +24,8 @@ INSERT IGNORE INTO b2b_language
 VALUES
  (1, '2022-09-16 17:10:02.837', '2026-03-02 21:24:36.779730', NULL, 'Polski', 'pl', 'pl', '__-__-____', '__-__', 0, 0, 1, '🇵🇱'),
  (2, '2022-09-16 17:10:02.852', '2026-03-02 21:24:36.779730', NULL, 'English', 'en', 'en', '__-__-____', '__-__', 0, 1, 1, '🇬🇧'),
-  (3, '2022-09-16 17:10:02.865', '2026-03-02 21:24:36.779730', NULL, 'Čeština', 'cs', 'cs', '__-__-____', '__-__', 0, 0, 1, '🇨🇿');
+  (3, '2022-09-16 17:10:02.865', '2026-03-02 21:24:36.779730', NULL, 'Čeština', 'cs', 'cs', '__-__-____', '__-__', 0, 0, 1, '🇨🇿'),
+  (4, '2022-09-16 17:10:02.852', '2026-03-02 21:24:36.779730', NULL, 'Deutsch', 'de', 'de', '__-__-____', '__-__', 0, 0, 1, '🇩🇪');

 CREATE TABLE IF NOT EXISTS b2b_components (
  id INT AUTO_INCREMENT PRIMARY KEY,
--- a/repository/productDescriptionRepo/productDescriptionRepo.go
+++ b/repository/productDescriptionRepo/productDescriptionRepo.go
@@ -0,0 +1,74 @@
+package ProductDescriptionRepo
+
+import (
+	"fmt"
+
+	"git.ma-al.com/goc_daniel/b2b/app/db"
+	"git.ma-al.com/goc_daniel/b2b/app/model"
+)
+
+type UIProductDescriptionRepo interface {
+	GetProductDescription(productID uint, productShopID uint, productLangID uint) (*model.ProductDescription, error)
+	CreateIfDoesNotExist(productID uint, productShopID uint, productLangID uint) error
+	UpdateFields(productID uint, productShopID uint, productLangID uint, updates map[string]string) error
+}
+
+type ProductDescriptionRepo struct{}
+
+func New() UIProductDescriptionRepo {
+	return &ProductDescriptionRepo{}
+}
+
+// We assume that any user has access to all product descriptions
+func (r *ProductDescriptionRepo) GetProductDescription(productID uint, productShopID uint, productLangID uint) (*model.ProductDescription, error) {
+	var ProductDescription model.ProductDescription
+
+	err := db.DB.
+		Table("ps_product_lang").
+		Where("id_product = ? AND id_shop = ? AND id_lang = ?", productID, productShopID, productLangID).
+		First(&ProductDescription).Error
+	if err != nil {
+		return nil, fmt.Errorf("database error: %w", err)
+	}
+
+	return &ProductDescription, nil
+}
+
+// If it doesn't exist, returns an error.
+func (r *ProductDescriptionRepo) CreateIfDoesNotExist(productID uint, productShopID uint, productLangID uint) error {
+	record := model.ProductDescription{
+		ProductID: productID,
+		ShopID:    productShopID,
+		LangID:    productLangID,
+	}
+
+	err := db.DB.
+		Table("ps_product_lang").
+		Where("id_product = ? AND id_shop = ? AND id_lang = ?", productID, productShopID, productLangID).
+		FirstOrCreate(&record).Error
+	if err != nil {
+		return fmt.Errorf("database error: %w", err)
+	}
+
+	return nil
+}
+
+func (r *ProductDescriptionRepo) UpdateFields(productID uint, productShopID uint, productLangID uint, updates map[string]string) error {
+	if len(updates) == 0 {
+		return nil
+	}
+	updatesIface := make(map[string]interface{}, len(updates))
+	for k, v := range updates {
+		updatesIface[k] = v
+	}
+
+	err := db.DB.
+		Table("ps_product_lang").
+		Where("id_product = ? AND id_shop = ? AND id_lang = ?", productID, productShopID, productLangID).
+		Updates(updatesIface).Error
+	if err != nil {
+		return fmt.Errorf("database error: %w", err)
+	}
+
+	return nil
+}