<!--
  Description: 高德地图
  Author: 李亚光
  Date: 2023-04-21
 -->
<script lang="ts" setup name="GuadMap">
import AMapLoader from '@amap/amap-jsapi-loader'
import useMapStore from '@/store/modules/map'
const $props = defineProps({
  init: {
    type: Array,
    default: () => [],
  },
})
const $emit = defineEmits(['confirm'])
const mapStore = useMapStore()
// 设置安全密钥
window._AMapSecurityConfig = {
  securityJsCode: mapStore.amapSecurityCode, // 后期需替换
}
// 地图实例
const map = ref()
const AMap1 = ref()
const remarkRef = ref()
const placeSearchRef = ref()
// 地图点击事件
const clickHandler = function (e) {
  const location = [e.lnglat.getLng(), e.lnglat.getLat()]
  $emit('confirm', location)
  // 在该点添加标记点
  if (remarkRef.value) {
    map.value.remove(remarkRef.value)
  }
  const AMap = AMap1.value
  const marker = new AMap.Marker({
    position: location, // 经纬度对象，也可以是经纬度构成的一维数组[116.39, 39.9]
  })
  remarkRef.value = marker
  map.value.add(marker)
}
// 初始化地图
const initMap = () => {
  AMapLoader.load({
    key: mapStore.amapKey, // 后期需替换
    version: '2.0', // 指定要加载的 JSAPI 的版本，缺省时默认为 1.4.15
    plugins: ['AMap.Scale', 'AMap.MouseTool', 'AMap.ToolBar', 'AMap.PlaceSearch', 'AMap.AutoComplete'], // 需要使用的的插件列表，如比例尺'AMap.Scale'等
  })
    .then((AMap) => {
      AMap1.value = AMap
      // 初始化地图
      map.value = new AMap.Map('map-location', {
        viewMode: '3D', //  是否为3D地图模式
        zoom: 17, // 初始化地图级别
        center: [116.26755900, 39.91547100],
        resizeEnable: true,
      })
      map.value.clearMap()
      if ($props.init.length) {
        const marker = new AMap.Marker({
          position: $props.init, // 经纬度对象，也可以是经纬度构成的一维数组[116.39, 39.9]
        })
        remarkRef.value = marker
        map.value.add(marker)
        map.value.setFitView()
      }
      // 创建引入搜索组件
      const placeSearch = new AMap.PlaceSearch({
        pageSize: 5, // 单页显示结果条数
        pageIndex: 1, // 页码
        // city: "010", // 兴趣点城市
        citylimit: false, // 是否强制限制在设置的城市内搜索
        map: map.value, // 展现结果的地图实例
        panel: 'result', // 结果列表将在此容器中进行展示。
        autoFitView: true, // 是否自动调整地图视野使绘制的 Marker点都处于视口的可见范围
      })
      placeSearchRef.value = placeSearch
      // 绑定事件
      map.value.on('click', clickHandler)
      // 搜索标记点点击事件
      AMap.Event.addListener(placeSearch, 'markerClick', (e) => {
    	  console.log(e.data.location)// 当前marker的经纬度信息
        const data = e.data.location
        const location = [data.lng, data.lat]
        $emit('confirm', location)
        if (remarkRef.value) {
          map.value.remove(remarkRef.value)
        }
        const AMap = AMap1.value
        const marker = new AMap.Marker({
          position: location, // 经纬度对象，也可以是经纬度构成的一维数组[116.39, 39.9]
        })
        remarkRef.value = marker
        map.value.add(marker)
      })
    })
    .catch((e) => {
      console.log(e)
    })
}
onMounted(async () => {
  initMap()
})
onBeforeUnmount(() => {
  // 解绑事件
  map.value.clearMap()
  map.value.off('click', clickHandler)
  map.value.destroy()
  map.value = []
})
const search = ref('')
watch(() => search.value, (newVal) => {
  if (newVal) {
    placeSearchRef.value.search(newVal, (a, b) => {
      // console.log(a, b, 'assss')
    })
  }
  else {
    placeSearchRef.value.clear()
    // map.value.add(remarkRef.value)
    map.value.setFitView()
  }
}, {
  deep: true,
  // immediate: true,
})
</script>

<template>
  <div class="box" style="position: relative;">
    <div id="map-location" style="width: 100%; height: 500px;" />
    <div class="info">
      <div class="input-item">
        <el-input v-model="search" placeholder="请输入关键字" clearable />
      </div>
    </div>
    <div id="result" />
  </div>
</template>

 <style lang="scss" scoped>
  .box {
    position: relative;
  }

  #result {
    width: 270px;
    position: absolute;
    top: 34px;
    right: 0;
    height: 100px;
  }

  #map {
    overflow: hidden;
    width: 100%;
    height: 100%;
    margin: 0;
    font-family: "微软雅黑";
  }

  .info {
    // padding: 0.5rem 0.7rem;
    margin-bottom: 1rem;
    border-radius: 0.25rem;
    position: absolute;
    top: 0;
    background-color: #fff;
    width: auto;
    min-width: 270px;
    border-width: 0;
    right: 0;
    // box-shadow: 0 2px 6px 0 rgb(240 131 0 / 50%);

    .input-item {
      position: relative;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      width: 100%;
      height: 2.2rem;
      border: 1px solid #ccc;
      border-radius: 0.2rem;

      .input-item-prepend {
        margin-right: -1px;
        width: 35%;
        font-size: 13px;
        border-right: 1px solid #666;
        height: 100%;
        display: flex;
        align-items: center;
        background: #b2cefe;

        span {
          text-align: center;
        }
      }

      input {
        width: 60%;
        background: #fff;
        padding: 0.2rem 0.6rem;
        margin-left: 0.3rem;
        border: none;
      }
    }
  }
 </style>

 <style>
  /* 隐藏高德logo  */
  .amap-logo {
    display: none !important;
  }

  /* 隐藏高德版权  */
  .amap-copyright {
    display: none !important;
  }

  .amap-marker-label {
    border: 0;
    background-color: transparent;
  }
 </style>