百度地图定位，并获取当前省市区Id

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    <!-- 百度地图 -->    <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=FbzOyQ4YujPrZsxiQKoB07aB"></script>     <script>        //获取地里位置 Start        $(function () {              $("#demo1").val("正在获取您的位置...");            var geolocation = new BMap.Geolocation();            var gc = new BMap.Geocoder();            geolocation.getCurrentPosition(function (r) {                if (this.getStatus() == BMAP_STATUS_SUCCESS) {                    //appLat = r.point.lat;                    //appLng = r.point.lng;                    var pt = r.point;                    gc.getLocation(pt, function (rs) {                        var addComp = rs.addressComponents;                        var province = addComp.province;                        var city = addComp.city;                        var area = addComp.district;                        if (province != "" && city != "" && area != "") {                            $("#demo1").val(province + " " + city + " " + area);                        }                        $.ajax({                            type: 'POST',                            url: "http://localhost:11111/api/BDCheckCity/",   //根据城市名称，查询城市Id                            data: { proName: province, cityName: city, areaName: area },                            success: function (data) {                                if (data.status) {                                    //console.log(data)                                    //绑定省市区定位城市                                    html = '<li><span>' + province + '</span><i class="fa fa-angle-up" aria-hidden="true"></i></li>\                                            <li><span>'+ city + '</span><i class="fa fa-angle-up" aria-hidden="true"></i></li>\                                            <li><span>'+ area + '</span><i class="fa fa-angle-up" aria-hidden="true"></i></li>';                                    $("#PCALi").html(html);                                } else {                                    layer.open({ content: "正在获取GPS信息", time: 2 });                                }                            }                        });                    });                }                else {                    layer.open({ content: "定位失败，请重试!", time: 2 });                }            }, { enableHighAccuracy: true });        });        //获取地里位置 End    </script>

       #region 根据所属城市查询城市ID        /// <summary>根据所属城市查询城市ID        /// </summary>        /// <param name="cityName"></param>        /// <returns></returns>        [Route("api/BDCheckCity/")]        [HttpPost]        public HttpResponseMessage BDCheckCity()        {            var proName = MSCL.RequestHelper.GetString("proName");            var cityName = MSCL.RequestHelper.GetString("cityName");            var areaName = MSCL.RequestHelper.GetString("areaName");            ReturnData rd = new ReturnData();            string pId = "0", cId = "0", aId = "0";            Core.Model.Areas areasEntity = null;            if (!string.IsNullOrEmpty(proName))            {                //根据城市获取地区id                var pEntity = Core.Bll.Areas.GetAll().Where(e => e.Name == proName);                if (pEntity != null && pEntity.Count() > 0)                {                    areasEntity = pEntity.FirstOrDefault();                }                pId = areasEntity.Id.ToString();            }            if (!string.IsNullOrEmpty(cityName))            {                var cEntity = JianKu.Core.Bll.Areas.GetAll().Where(e => e.Name == cityName);                if (cEntity != null && cEntity.Count() > 0)                {                    areasEntity = cEntity.FirstOrDefault();                }                cId = areasEntity.Id.ToString();            }            else            {                rd.Status = 3;                rd.Msg = "正在获取GPS信息";            }            if (!string.IsNullOrEmpty(areaName))            {                var aEntity = Core.Bll.Areas.GetAll().Where(e => e.Name == areaName);                if (aEntity != null && aEntity.Count() > 0)                {                    areasEntity = aEntity.FirstOrDefault();                }                aId = areasEntity.Id.ToString();            }            ResponseResult obj = new ResponseResult();            obj.status = true;            obj.message = pId + "," + cId + "," + aId;  //返回当前城市Id            var resultObj = JsonConvert.SerializeObject(obj);            HttpResponseMessage result = new HttpResponseMessage { Content = new StringContent(resultObj, Encoding.GetEncoding("UTF-8"), "application/json") };            return result;        }        #endregion

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