Add hashing for link password and update link update service method

link/handlers.go

@@ -92,33 +92,20 @@ func updateHandler(ctx echo.Context, serv Service) error {
 		return echo.NewHTTPError(http.StatusBadRequest, "Invalid data format.")
 	}
 
-	updatingLink, err := serv.GetById(linkId)
+	var parsedUrl *url.URL
+	parsedUrl, err := url.Parse(model.RedirectURL)
 	if err != nil {
+		return echo.NewHTTPError(http.StatusBadRequest, "Invalid URL value.")
+	}
+
+	if err := serv.UpdateById(linkId, struct {
+		Name        string
+		Password    string
+		RedirectURL *url.URL
+	}{Name: model.Name, Password: model.Password, RedirectURL: parsedUrl}); err != nil {
 		return err
 	}
 
-	hasChanges := false
-	switch {
-	case model.Name != "" && model.Name != updatingLink.Name:
-		updatingLink.Name = model.Name
-
-		hasChanges = true
-	case model.RedirectURL != "" && model.RedirectURL != updatingLink.RedirectURL.String():
-		if parsedUrl, err := url.Parse(model.RedirectURL); err != nil {
-			return echo.NewHTTPError(http.StatusBadRequest, "Invalid URL value.")
-		} else {
-			updatingLink.RedirectURL = *parsedUrl
-		}
-
-		hasChanges = true
-	}
-
-	if hasChanges {
-		if err = serv.Update(updatingLink); err != nil {
-			return err
-		}
-	}
-
 	return ctx.NoContent(http.StatusOK)
 }