lc_finance/server/service/storehouse/goodsGenre.go

package storehouse

import (
	"fmt"
	"server/dao/godown"
)

type GoodsGenreService struct{}

func (cgs *GoodsGenreService) QueryAllGoodsGenre() ([]godown.GoodsGenre, error) {
	return godown.QueryAllGoodsGenres()
}

func (cgs *GoodsGenreService) CreateGoodsGenre(cg godown.GoodsGenre) error {
	return cg.CreateGoodsGenre()
}

func (cgs *GoodsGenreService) UpdateGoodsGenre(cg godown.GoodsGenre) error {
	return cg.UpdateGoodsGenre()
}

func (cgs *GoodsGenreService) DeleteGoodsGenre(cg godown.GoodsGenre) error {
	goods, err := godown.QueryGoodsByGenre(int(cg.ID))
	if err != nil {
		return err
	}
	if len(goods) > 0 {
		return fmt.Errorf("数据已被使用")
	}

	return cg.DeleteGoodsGenre()
}