github.com/unionj-cloud/go-doudou@v1.3.8-0.20221011095552-0088008e5b31/framework/http/validate.go (about)

     1  package ddhttp
     2  
     3  import (
     4  	ut "github.com/go-playground/universal-translator"
     5  	"github.com/go-playground/validator/v10"
     6  	"github.com/pkg/errors"
     7  	"github.com/unionj-cloud/go-doudou/toolkit/stringutils"
     8  	"strings"
     9  )
    10  
    11  var validate = validator.New()
    12  var translator ut.Translator
    13  
    14  func GetValidate() *validator.Validate {
    15  	return validate
    16  }
    17  
    18  func GetTranslator() ut.Translator {
    19  	return translator
    20  }
    21  
    22  func SetTranslator(trans ut.Translator) {
    23  	translator = trans
    24  }
    25  
    26  func handleValidationErr(err error) error {
    27  	if err == nil {
    28  		return nil
    29  	}
    30  	errs, ok := err.(validator.ValidationErrors)
    31  	if !ok {
    32  		return err
    33  	}
    34  	translations := errs.Translate(translator)
    35  	var errmsgs []string
    36  	for _, v := range translations {
    37  		errmsgs = append(errmsgs, v)
    38  	}
    39  	return errors.New(strings.Join(errmsgs, ", "))
    40  }
    41  
    42  func ValidateStruct(value interface{}) error {
    43  	return handleValidationErr(validate.Struct(value))
    44  }
    45  
    46  func ValidateVar(value interface{}, tag, param string) error {
    47  	if stringutils.IsNotEmpty(param) {
    48  		return errors.Wrap(handleValidationErr(validate.Var(value, tag)), param)
    49  	}
    50  	return handleValidationErr(validate.Var(value, tag))
    51  }