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validate.go
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validate.go
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package rest
import (
ut "github.com/go-playground/universal-translator"
"github.com/go-playground/validator/v10"
"github.com/pkg/errors"
"github.com/unionj-cloud/go-doudou/v2/toolkit/stringutils"
"strings"
)
var validate = validator.New()
var translator ut.Translator
func GetValidate() *validator.Validate {
return validate
}
func GetTranslator() ut.Translator {
return translator
}
func SetTranslator(trans ut.Translator) {
translator = trans
}
func handleValidationErr(err error) error {
if err == nil {
return nil
}
errs, ok := err.(validator.ValidationErrors)
if !ok {
return err
}
translations := errs.Translate(translator)
var errmsgs []string
for _, v := range translations {
errmsgs = append(errmsgs, v)
}
return errors.New(strings.Join(errmsgs, ", "))
}
func ValidateStruct(value interface{}) error {
return handleValidationErr(validate.Struct(value))
}
func ValidateVar(value interface{}, tag, param string) error {
if stringutils.IsNotEmpty(param) {
return errors.Wrap(handleValidationErr(validate.Var(value, tag)), param)
}
return handleValidationErr(validate.Var(value, tag))
}