niki/validator/benefactor/kind_box_req/validator.go

package userkindboxreq

import (
	"fmt"

	errmsg "git.gocasts.ir/ebhomengo/niki/pkg/err_msg"
)

const (
	MinKindBoxReq = 1
	MaxKindBoxReq = 100
)

type Repository interface {
	BenefactorExist(id int) (bool, error)
	KindBoxReqExist(id int) (bool, error)
	TypeExist(id int) (bool, error)
}

type Validator struct {
	repo Repository
}

func New(repo Repository) Validator {
	return Validator{repo: repo}
}

func (v Validator) doesBenefactorExist(value interface{}) error {
	benefactorID := value.(int)
	_, err := v.repo.BenefactorExist(benefactorID)
	if err != nil {
		return fmt.Errorf(errmsg.ErrorMsgNotFound)
	}

	return nil
}

func (v Validator) doesTypeExist(value interface{}) error {
	typeID := value.(int)
	_, err := v.repo.TypeExist(typeID)
	if err != nil {
		return fmt.Errorf(errmsg.ErrorMsgNotFound)
	}

	return nil
}

func (v Validator) doesKindBoxRequestExist(value interface{}) error {
	kindBoxReqID := value.(int)
	_, err := v.repo.KindBoxReqExist(kindBoxReqID)
	if err != nil {
		return fmt.Errorf(errmsg.ErrorMsgNotFound)
	}

	return nil
}