import layers from '@/assets/json/layers.json'
import graphicSymbol from '@/assets/json/graphicSymbol.json'
import queryUtils from "@libs/map/queryUtils";
import {loadModules} from "esri-loader"
import {maps} from '@/libs/map/mapUtils'

export default {

    methods:{
        getLayerByName(name) {
            for (var i = 0; i < layers.length; i++) {
                if (layers[i].layerName == name) {
                    return layers[i];
                }
            }
            return null;
        },
        addGeoByBsm(bsm, type,viewId) {
            var self = this;
            var layer = null;
            if (type == 'zd') {
                layer = this.getLayerByName("ZDJBXX");
            } else if (type == 'zrz') {
                layer = this.getLayerByName("ZRZ");
            } else {
                console.log("未定义类型！！");
                return;
            }
            if (!layer) {
                console.log("没有找到图层，不能查询");
                return;
            }
            queryUtils.methods.queryByWhere(layer.layerUrl+"/"+layer.id, {"BSM": bsm }, null, true, null, null, function (res) {
                var features = res.features;
                if(features && features.length > 0){
                    if( !features[0].geometry ){
                        self.$message.success("暂无图形信息！！");
                        return;
                    }
                    loadModules([
                        "esri/layers/GraphicsLayer"
                    ]).then( ([
                                                      GraphicsLayer
                                                  ]) => {
                        var view = maps[viewId];
                        var layer = view.map.findLayerById("highlightLayer");
                        if(layer){
                            layer.removeAll();
                        }else {
                            layer = new GraphicsLayer({
                                id:"highlightLayer"
                            })
                            view.map.add(layer,5);
                        }
                        var symbol = graphicSymbol.fillSymbol.highlightSymbol;
                        var graphic = features[0];
                        graphic.symbol = symbol;
                        layer.add(graphic);
                        view.center = graphic.geometry.extent.center;
                    }).catch( err => {
                        thow(err);
                    })
                }else {
                    self.$message.success("暂无图形信息！！");
                    return;
                }
            });
        },
        //将查询结果展示在地图上
        addSearchResultToMap(searchResult,viewId){
            var view = maps[viewId],
                self = this;
            loadModules([
                "esri/layers/GraphicsLayer"
            ]).then(([
                                     GraphicsLayer
                                 ]) => {
                if(!searchResult || searchResult.length == 0){
                    return;
                }
                for(var i = 0;i < searchResult.length;i++){
                    var layer = view.map.findLayerById("searchResult"+searchResult.layerName);
                    if(layer){
                        layer.removeAll();
                    }else{
                        layer = new GraphicsLayer({
                            id:"searchResult"+searchResult.layerName
                        })
                        view.map.add(layer);
                    }
                    var symbol = graphicSymbol.fillSymbol.highlightSymbol;
                    var features = searchResult[i].features;
                    for(var j = 0;j < features.length;j++){
                        features[j].symbol = symbol;
                        layer.add(features[j]);
                    }
                }
            }).catch(err=>{
                console.log(err);
            })
        },
        //缩放至当前对象
        extentToGraphic(feature,highlightGraohic,viewId,callBackFunction){
            var symbol = graphicSymbol.fillSymbol.highlightSymbol;
            var highlightSymbol = graphicSymbol.fillSymbol.defaultSymbol;
            if(highlightGraohic){
                highlightGraohic.symbol = symbol;
            }
            feature.symbol = highlightSymbol;
            var view = maps[viewId];
            view.center = feature.geometry.type == 'point' ? feature.geometry : feature.geometry.extent.center;
            if(callBackFunction && typeof callBackFunction == 'function'){
                callBackFunction();
            }
        },
        clearSearchLayer(viewId){
            var view = maps[viewId],
                layers = view.map.allLayers;
            layers.filter(function (item) {
                if(item.id.indexOf("searchResult") != -1){
                    item.removeAll();
                }
            });
        }
    }
}