gobackend-qingma/dal/city_dal.go

package dal

import (
	"xiaoniaokuaiyan.com/xiaoniao/entity"
	"xiaoniaokuaiyan.com/xiaoniao/util"
)

type City struct{}

func (c *City) GetOpenList() ([]entity.City, error) {
	db := util.GetSqlDB()
	strSql := "select * from t_city where is_open = 1"
	var cityList = []entity.City{}
	err := db.Select(&cityList, strSql)
	if err != nil {
		return nil, err
	}
	return cityList, nil
}

func (c *City) GetCityListById(ids []int) ([]entity.City, error) {
	strIds := util.IntJoin(ids, ",")
	db := util.GetSqlDB()
	strSql := "select * from t_city where id in(" + strIds + ");"
	var cityList = []entity.City{}
	err := db.Select(&cityList, strSql)
	return cityList, err
}

func (c *City) GetCountyByCityId(cityId int) ([]entity.County, error) {
	db := util.GetSqlDB()
	strSql := "select * from t_county where city_id = ? and flag = 'Y';"
	var countyList = []entity.County{}
	err := db.Select(&countyList, strSql, cityId)
	return countyList, err
}

func (c *City) GetCityAllList() ([]entity.CityAll, error) {
	db := util.GetSqlDB()
	strSql := `SELECT
	t1.id AS province_id,
	t1.name AS province,
	t2.id AS city_id,
	t2.NAME AS city,
	t3.id AS country_id,
	t3.name AS country 
FROM
	t_province t1
	LEFT JOIN t_city t2 ON t1.id = t2.province_id
	LEFT JOIN t_county t3 ON t3.city_id = t2.id
	where t3.flag = 'Y'`
	var cityAll = []entity.CityAll{}
	err := db.Select(&cityAll, strSql)

	return cityAll, err
}

var DefaultCityDal = &City{}