func()

in internal/base/validator/validator.go [190:257]

• 64 lines of code
• 17 McCabe index (conditional complexity)

func (m *MyValidator) Check(value interface{}) (errFields []*FormErrorField, err error) {
	defer func() {
		if len(errFields) == 0 {
			return
		}
		for _, field := range errFields {
			if len(field.ErrorField) == 0 {
				continue
			}
			firstRune := []rune(field.ErrorMsg)[0]
			if !unicode.IsLetter(firstRune) || !unicode.Is(unicode.Latin, firstRune) {
				continue
			}
			upperFirstRune := unicode.ToUpper(firstRune)
			field.ErrorMsg = string(upperFirstRune) + field.ErrorMsg[1:]
			if !strings.HasSuffix(field.ErrorMsg, ".") {
				field.ErrorMsg += "."
			}
		}
	}()
	err = m.Validate.Struct(value)
	if err != nil {
		var valErrors validator.ValidationErrors
		if !errors.As(err, &valErrors) {
			log.Error(err)
			return nil, errors.New("validate check exception")
		}

		for _, fieldError := range valErrors {
			errField := &FormErrorField{
				ErrorField: fieldError.Field(),
				ErrorMsg:   fieldError.Translate(m.Tran),
			}

			// get original tag name from value for set err field key.
			structNamespace := fieldError.StructNamespace()
			_, fieldName, found := strings.Cut(structNamespace, ".")
			if found {
				originalTag := getObjectTagByFieldName(value, fieldName)
				if len(originalTag) > 0 {
					errField.ErrorField = originalTag
				}
			}
			errFields = append(errFields, errField)
		}
		if len(errFields) > 0 {
			errMsg := ""
			if len(errFields) == 1 {
				errMsg = errFields[0].ErrorMsg
			}
			return errFields, myErrors.BadRequest(reason.RequestFormatError).WithMsg(errMsg)
		}
	}

	if v, ok := value.(Checker); ok {
		errFields, err = v.Check()
		if err == nil {
			return nil, nil
		}
		errMsg := ""
		for _, errField := range errFields {
			errField.ErrorMsg = translator.Tr(m.Lang, errField.ErrorMsg)
			errMsg = errField.ErrorMsg
		}
		return errFields, myErrors.BadRequest(reason.RequestFormatError).WithMsg(errMsg)
	}
	return nil, nil
}