bakery/app/db/db_scheme_with_goods.go

package db

import (
	"applet/app/db/model"
	"applet/app/utils/logx"
	"reflect"
	"xorm.io/xorm"
)

type SchemeWithGoodsDb struct {
	Db *xorm.Engine `json:"db"`
}

func (schemeWithGoodsDb *SchemeWithGoodsDb) Set() { // set方法
	schemeWithGoodsDb.Db = Db
}

func (schemeWithGoodsDb *SchemeWithGoodsDb) FindSchemeWithGoods(schemeId int) (*[]model.SchemeWithGoods, error) {
	var m []model.SchemeWithGoods
	if err := schemeWithGoodsDb.Db.Where("scheme_id =?", schemeId).Desc("id").Find(&m); err != nil {
		return nil, logx.Error(err)
	}
	return &m, nil
}

func (schemeWithGoodsDb *SchemeWithGoodsDb) GetSchemeWithGoods(schemeId int, goodsId int64) (m *model.SchemeWithGoods, err error) {
	m = new(model.SchemeWithGoods)
	has, err := schemeWithGoodsDb.Db.Where("scheme_id =?", schemeId).And("goods_id =?", goodsId).Get(m)
	if err != nil {
		return nil, logx.Error(err)
	}
	if has == false {
		return nil, nil
	}
	return m, nil
}

func (schemeWithGoodsDb *SchemeWithGoodsDb) SchemeDeleteBySession(session *xorm.Session, id interface{}) (int64, error) {
	if reflect.TypeOf(id).Kind() == reflect.Slice {
		return session.In("id", id).Delete(model.SchemeWithGoods{})
	} else {
		return session.Where("id = ?", id).Delete(model.SchemeWithGoods{})
	}
}

func (schemeWithGoodsDb *SchemeWithGoodsDb) SchemeWithGoodsInsert(m *model.SchemeWithGoods) (int, error) {
	_, err := schemeWithGoodsDb.Db.InsertOne(m)
	if err != nil {
		return 0, err
	}
	return m.Id, nil
}