API: improve validation message greater/lower than

Add translation and return a better error for lower than

internal/i18nresource/locale.en.toml

@@ -3,6 +3,8 @@ AuthenticationSuccess = "Authentication was a success."
 ValidationRequired = "This field is required."
 ValidationTooShort = "This field is too short. It should be at least %s characters."
 ValidationTooLong = "This field is too long. It should be under %s characters."
+ValidationLowerThan = "This field should be lower than %s."
+ValidationGreaterThan = "This field should be greater than %s." 
 ValidationPropertyFail = "Validation failed for '%s' property."
 RegistrationDisabled = "Registration has been disabled on this instance."
 UserAlreadyExists = "An user with this name already exists."

internal/i18nresource/locale.fr.toml

@@ -3,6 +3,8 @@ AuthenticationSuccess = "Connexion réussie."
 ValidationRequired = "Ce champ est requis."
 ValidationTooShort = "Ce champ est trop court. Il devrait contenir au moins %s caractères."
 ValidationTooLong = "Ce champ est trop long. Il ne devrait pas dépasser %s caractères."
+ValidationLowerThan = "Ce champ devrait être inférieur à %s."
+ValidationGreaterThan = "Ce champ devrait être supérieur à %s." 
 ValidationPropertyFail = "La validation a échoué pour la propriété '%s'."
 RegistrationDisabled = "La création de nouveaux comptes a été désactivée sur cette instance."
 UserAlreadyExists = "Un utilisateur avec le même nom existe déjà."

internal/myvalidator/myvalidator.go

@@ -79,10 +79,12 @@ func computeValidationMessage(ac *appcontext.AppContext, fe *validator.FieldErro
 		return i18nresource.GetTranslatedMessage(ac, "ValidationRequired")
 	case "min":
 		return fmt.Sprintf(i18nresource.GetTranslatedMessage(ac, "ValidationTooShort"), (*fe).Param())
-	case "gte":
-		return fmt.Sprintf("Should be greater than %s", (*fe).Param())
 	case "max":
 		return fmt.Sprintf(i18nresource.GetTranslatedMessage(ac, "ValidationTooLong"), (*fe).Param())
+	case "lte":
+		return fmt.Sprintf(i18nresource.GetTranslatedMessage(ac, "ValidationLowerThan"), (*fe).Param())
+	case "gte":
+		return fmt.Sprintf(i18nresource.GetTranslatedMessage(ac, "ValidationGreaterThan"), (*fe).Param())
 	default:
 		return fmt.Sprintf(i18nresource.GetTranslatedMessage(ac, "ValidationPropertyFail"), tag)
 	}

internal/routes/userbookputupdate.go

@@ -68,6 +68,7 @@ func PutUserBookHandler(ac appcontext.AppContext) {
 		err = validateRating(*userBookPut.Rating)
 		if err != nil {
 			myvalidator.ReturnErrorsAsJsonResponse(&ac, err)
+			return
 		}
 		updateRating(&userbook, &userBookPut)
 	}