smart_canteen/app/db/db_meal_label.go

package db

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

type MealLabelDb struct {
	Db           *xorm.Engine `json:"db"`
	EnterpriseId int          `json:"enterprise_id"`
}

func (MealLabelDb *MealLabelDb) Set(enterpriseId int) { // set方法
	MealLabelDb.Db = Db
	MealLabelDb.EnterpriseId = enterpriseId
}

func (MealLabelDb *MealLabelDb) FindMealLabel(gradeId int, kind int32) (*[]model.MealLabel, error) {
	var m []model.MealLabel
	if err := MealLabelDb.Db.Asc("id").Where("enterprise_id =?", MealLabelDb.EnterpriseId).And("grade_id =?", gradeId).
		And("kind =?", kind).Find(&m); err != nil {
		return nil, logx.Error(err)
	}
	return &m, nil
}

func (MealLabelDb *MealLabelDb) MealLabelDeleteBySession(id interface{}) (int64, error) {
	if reflect.TypeOf(id).Kind() == reflect.Slice {
		return MealLabelDb.Db.In("id", id).Delete(model.MealLabel{})
	} else {
		return MealLabelDb.Db.Where("id = ?", id).Delete(model.MealLabel{})
	}
}

func (MealLabelDb *MealLabelDb) ClassDeleteBySessionForEnterprise(session *xorm.Session, enterpriseId interface{}) (int64, error) {
	if reflect.TypeOf(enterpriseId).Kind() == reflect.Slice {
		return session.In("enterprise_id", enterpriseId).Delete(model.MealLabel{})
	} else {
		return session.Where("enterprise_id = ?", enterpriseId).Delete(model.MealLabel{})
	}
}

func (MealLabelDb *MealLabelDb) MealLabelInsert(m *model.MealLabel) (int, error) {
	_, err := MealLabelDb.Db.InsertOne(m)
	if err != nil {
		return 0, err
	}
	return m.Id, nil
}

func (MealLabelDb *MealLabelDb) MealLabelUpdate(m *model.MealLabel, columns ...string) (int64, error) {
	affected, err := MealLabelDb.Db.Where("id =?", m.Id).Cols(columns...).Update(m)
	if err != nil {
		return 0, err
	}
	return affected, nil
}

func (MealLabelDb *MealLabelDb) GetMealLabel(id int) (m *model.MealLabel, err error) {
	m = new(model.MealLabel)
	has, err := MealLabelDb.Db.Where("id =?", id).Get(m)
	if err != nil {
		return nil, logx.Error(err)
	}
	if has == false {
		return nil, nil
	}
	return m, nil
}