/
validation.go
69 lines (58 loc) · 1.6 KB
/
validation.go
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package common
import (
"fmt"
"github.com/go-playground/locales/en"
"github.com/go-playground/locales/id"
ut "github.com/go-playground/universal-translator"
"github.com/go-playground/validator/v10"
enTranslations "github.com/go-playground/validator/v10/translations/en"
idTranslations "github.com/go-playground/validator/v10/translations/id"
)
type ErrorTranslator struct {
ENTranslator ut.Translator
IDTranslator ut.Translator
}
func NewDefaultTranslator(v *validator.Validate) *ErrorTranslator {
english := en.New()
uni := ut.New(english, english)
enTrans, _ := uni.GetTranslator("en")
enTranslations.RegisterDefaultTranslations(v, enTrans)
id := id.New()
uni = ut.New(id, id)
idTrans, _ := uni.GetTranslator("id")
idTranslations.RegisterDefaultTranslations(v, idTrans)
return &ErrorTranslator{
ENTranslator: enTrans,
IDTranslator: idTrans,
}
}
func translateError(err error, trans ut.Translator) (errs []string) {
if err == nil {
return nil
}
validatorErrs := err.(validator.ValidationErrors)
for _, e := range validatorErrs {
translatedErr := fmt.Sprint(e.Translate(trans))
errs = append(errs, translatedErr)
}
return errs
}
type Validator struct {
Validator *validator.Validate
Translator *ErrorTranslator
}
func NewValidator(validator *validator.Validate, trans *ErrorTranslator) *Validator {
return &Validator{
Validator: validator,
Translator: trans,
}
}
func (v *Validator) Validate(op string, i interface{}) error {
if err := v.Validator.Struct(i); err != nil {
return NewValidationException(
op,
translateError(err, v.Translator.ENTranslator),
)
}
return nil
}