fj-dc-ui/.svn/pristine/f1/f1ce2b39ec0c57bbfb203d430c3dbf87fbc7b514.svn-base

const options = {
  url: "/arcgisApi/4.7/init.js"
};
import * as esriLoader from 'esri-loader'
import {queryLayer} from '../config/lyrConfig.js'
export function xzqChange(_self,viewObject,mapObject,item,fullExtent){
  esriLoader.loadModules(["esri/layers/GraphicsLayer","esri/Graphic","esri/geometry/Polygon",
  "esri/tasks/support/Query","esri/tasks/QueryTask","dojo/domReady!"],options).then( (
  [GraphicsLayer,Graphic,Polygon,Query,QueryTask,]) => {
    var url,where,outFields;
    if(_self.currentAdCode.substring(2,12) == '0000000000'){//省级
      url = queryLayer.province;
      where = "prov_cd = '"+item.adCode+"'";
      outFields = ["prov_cd","prov_nm"];
      // var proBoundaryGraphicLayer = mapObject.findLayerById("proBoundaryGraphicLayer");
      // proBoundaryGraphicLayer.removeAll();
      // viewObject.extent = fullExtent;
      // return;
    }else if(_self.currentAdCode.substring(4,12) == '00000000'){//市级
      url = queryLayer.city;
      where = "dist_cd = '"+item.adCode+"'";
      outFields = ["dist_cd","dist_nm"];
    }else if(_self.currentAdCode.substring(6,12) == '000000'){//县级
      url = queryLayer.country;
      where = "cnty_cd = '"+item.adCode+"'";
      outFields = ["cnty_nm","cnty_cd"];
    }
    if(url){
      var queryTask = new QueryTask({
        url: url
      });
      var query = new Query();
      query.returnGeometry = true;
      query.outFields = outFields;
      query.where = where;
      queryTask.execute(query).then(function(results){
        var feature = results.features[0];
        var polygon = new Polygon({
          rings: feature.geometry.rings,
          spatialReference: { wkid: 4326 }
        });
        var symbol = {
          type: "simple-line",  // autocasts as new SimpleLineSymbol()
          color: "#f02ee7",
          width: "2px",
          style: "short-dash-dot"
        };
        var gra = new Graphic({
          geometry:polygon,
          attributes:feature.attributes,
          symbol:symbol
        });
        var proBoundaryGraphicLayer = mapObject.findLayerById("proBoundaryGraphicLayer");
        proBoundaryGraphicLayer.removeAll();
        proBoundaryGraphicLayer.add(gra);
        viewObject.goTo(gra);
      });
    }
  }).catch(err => {
    console.error(err);
  });
}