<template>
  <div>
    <div id="map" class="leaflet_container" style="background-color: white" />

    <div style="background: #FFF; position: absolute; top: 20px; left: 50px; padding: 15px; z-index: 999; width: 400px;">
      <el-input v-model="lnglat" size="small" />
    </div>
    <div style="background: #FFF; position: absolute; top: 20px; right: 50px; padding: 15px; z-index: 999;">
      <el-checkbox v-model="showBase">矢量</el-checkbox>
      <el-checkbox v-model="showImg">影像</el-checkbox>
    </div>
  </div>
</template>
<script>
import L from 'leaflet'
import { mapGetters } from 'vuex'
import { getPartsTypeName } from '@/utils/constant'
const esri = require('esri-leaflet')
export default {
  name: 'CoordPicker',
  data() {
    return {
      showBase: false,
      showImg: true,
      map: null, // 地图对象
      baseLayer: [],
      selectLayers: [0], // 选中图层
      maps: [], // 地图图层
      markers: [],
      lnglat: '',
      parts: [], // 部件图层
      layerGroups: [], // 图层组，用于控制一组内容显示或者隐藏
      featureLayer: null,
      imageLayer: null
    }
  },
  computed: {
    ...mapGetters([
      'baseUrl',
      'partsUrl',
      'shopUrl',
      'mapUrl'
    ])
  },
  watch: {
    showBase(val) {
      if (val) this.map.addLayer(this.featureLayer)
      else this.map.removeLayer(this.featureLayer)
    },
    showImg(val) {
      if (val) this.map.addLayer(this.imageLayer)
      else this.map.removeLayer(this.imageLayer)
    }
  },
  mounted() {
    this.init()
  },
  methods: {
    // 地图初始化
    init() {
      const map = L.map('map', {
        minZoom: 14,
        maxZoom: 25,
        center: this.baseConfig.center,
        zoom: this.baseConfig.zoom,
        zoomControl: false,
        attributionControl: false,
        crs: L.CRS.EPSG3857
      })
      map.doubleClickZoom.disable() // 禁止双击
      this.map = map // data挂载map
      window.map = map

      // 加载天地图底图和标注
      this.baseLayer.push(L.tileLayer(this.baseConfig.mapUrl).addTo(map))
      this.baseLayer.push(L.tileLayer(this.baseConfig.labelUrl).addTo(map))

      // 构建并加载layerGroup
      /* eslint-disable new-cap */
      this.featureLayer = new L.layerGroup()
      this.imageLayer = new L.layerGroup()
      this.addMapDtLyaer() // 底图

      // 部件图层组
      for (let i = 3; i < 10; i++) {
        this.addPartsLayer(i)
      }

      const that = this
      map.on('click', function(e) {
        that.markers.forEach(marker => {
          that.map.removeLayer(marker)
        })

        const pos = L.marker(e.latlng)
        that.map.addLayer(pos)
        that.markers.push(pos)
        that.lnglat = e.latlng.lng + ', ' + e.latlng.lat
      })
    },
    // 添加底图图层
    addMapDtLyaer: function() {
      // 创建图层并加载到layerGroup中
      const item = { url: `${this.baseUrl}${this.mapUrl}`, maxZoom: 25 }
      esri.dynamicMapLayer(item).addTo(this.featureLayer)

      L.tileLayer(this.baseConfig.satelliteUrl, {
        maxZoom: 25
      }).addTo(this.imageLayer)

      this.layerGroups.push(this.featureLayer)
      this.layerGroups.push(this.imageLayer)
      // this.map.addLayer(this.featureLayer)
      this.map.addLayer(this.imageLayer)
    },
    addPartsLayer: function(index) {
      const that = this
      const group = new L.layerGroup() // 创建layerGroup

      const domains = this.baseConfig.layers[index].domain
      domains.forEach(dom => {
        // 创建图层并加载到layerGroup中
        const item = { url: `${this.baseUrl}${this.partsUrl}/${dom}`, minZoom: 18 }
        const layer = esri.featureLayer(item).addTo(group)
        this.parts.push(item)

        layer.on('click', function(e) {
          // 获取要素的属性
          const properties = e.layer.feature.properties

          const dlCode = properties.objid.substring(6, 8)
          const xlCode = properties.objid.substring(8, 10)

          // 弹窗样式
          const popupStr = '<div class="popup-div">' +
            '<div class="popup-title">部件信息</div>' +
            '<div class="dashed-line"></div>' +
            '<div class="popup-item"><label>部件类型</label>' + getPartsTypeName(dlCode, xlCode) + '</div>' +
            '<div class="popup-item"><label>部件编号</label>' + properties.objid + '</div>' +
            '<div class="popup-item"><label>所在网格编号</label>' + properties.bgid + '</div>' +
            '<div class="popup-item"><label>权属部门</label>' + properties.deptname2 + '</div>' +
            '<div class="popup-item"><label>责任部门</label>' + properties.deptname1 + '</div>' +
            '<div class="popup-item"><label>养护部门</label>' + properties.deptname3 + '</div>' +
            '</div>'
          // 弹出窗口
          L.popup().setContent(popupStr).setLatLng(e.latlng).openOn(that.map)
        })

        that.layerGroups.push(group)
      })
      this.map.addLayer(group)
    }
  }
}
</script>
<style rel="stylesheet/scss" lang="scss" scoped>
  /deep/ .el-input-group__append, .el-input-group__prepend {
    background-color: #409eff !important;
    border: 1px solid #409eff !important;
  }
  /*/deep/ .leaflet-touch .leaflet-control-layers, /deep/ .leaflet-touch .leaflet-bar {*/
    /*!*border: 2px solid rgba(0,0,0,0.2);*!*/
    /*!*background-clip: padding-box;*!*/
    /*position: absolute !important;*/
    /*right: 300px !important;*/
    /*top: 10px;*/
  /*}*/
  $tableTitleHeight:35px;
  .leaflet_container{
    width: calc( 100vw - 208px );
    height: calc( 100vh - 158px );
    background-color: white;
  }
  .search-total{
    background-color: white; width: 300px;height: 35px;
    margin-top: 6px;border: 1px solid #DCDFE6;
    padding-left: 15px;color: #409eff;
    padding-top: 8px;
    font-size: 13px;
    border-radius:3px;
  }
  .draw-icon{
    background-color: white;
    width: 100px;height: 40px;
    border: 1px solid #DCDFE6;
    border-radius:4px;
  }
  .table{
    width: 300px;margin-top: 3px;
    border: 1px solid #DCDFE6;
    border-radius:3px;
    /deep/ .el-table th.is-leaf, /deep/ .el-table td {
      border-bottom: 1px solid white !important;
    }
    /deep/ .el-table--group::after, .el-table--border::after, .el-table::before {
      background-color: white !important;
    }
    .table-item{
      padding: 5px;
      margin-top: 2px;
      margin-bottom: 1px;
      -moz-box-shadow: 0px 1px 3px #d9d9d9; /* 老的 Firefox */
      box-shadow: 0px 1px 3px #d9d9d9;
      .item-icon{
        width: 30px;
        height: 30px;
        background-size: contain;
        background-image: url("../../assets/global_images/point.png");
        color: white;
        text-align: center;
        margin-top: 10px;
        margin-left: 5px;
        padding-top: 2px;
      }
    }
  }
  .top_title{
    height: 40px;
    font-size: 18px;
    border: 1px solid #b5b5b5;
    padding-top: 10px;
  }
  .title{
    height: 40px;
    width: 320px;
    padding-top: 10px;
    padding-left: 5px;
    z-index: 100000;
    background-color: rgba(255, 255, 255, 0.91);
  }
  .titletext{
    text-align: center;
    font-size: 15px;
  }
  .titlenumtext{
    text-align: center;
    font-size: 19px;
  }
  .list{
    text-align:center;
    width: 500px;
    height: 40px;
    z-index: 10000;
    position: absolute;
    right:20px;
    top:20px;
  }
  .btn_bottom{
    text-align:center;
    width: 100%;
    height:70px;
    z-index: 1000;
    position: fixed; bottom: 0; left: 0;right:0;
  }
  .table-name{
    position:relative;
    width: 100px;
    top:20px;
    margin:-10px auto; //外面的div高度的一半
    z-index: 100001;
  }
  .right-card{
    margin-top: 20px;position: absolute;right:50px;z-index: 100000;width: 130px;
  }
  .table-title{
    background-color:rgba(243, 243, 243, 1);
    height: $tableTitleHeight;
    .title-header{
      line-height:$tableTitleHeight;
      color: #606266;
      font-size: 15px;
      i{
        margin-left: 5px;
        margin-right: 5px;
      }
    }
  }
</style>

<style>
  .leaflet-container a.leaflet-popup-close-button {
    top: 5px; /* 修改弹窗关闭按钮样式 */
    right: 10px; /* 修改弹窗关闭按钮样式 */
  }

  .leaflet-popup-content .popup-div {
    font-size: 15px;
    padding: 6px;
  }

  .leaflet-popup-content .popup-title {
    font-weight: bold;
  }

  .leaflet-popup-content .dashed-line {
    border-bottom: 1px dashed #dddddd;
    margin: 10px -10px;
  }

  .leaflet-popup-content .popup-item {
    padding-bottom: 6px;
  }

  .leaflet-popup-content .popup-item label {
    font-weight: bold;
    padding-right: 15px;
  }
</style>