<template>
  <div class="map-container">
    <div id="baidu-map" ref="mapContainer"></div>
    <div class="map-controls">
      <button @click="zoomIn">放大</button>
      <button @click="zoomOut">缩小</button>
      <button @click="toggleMapType"
      >切换地图类型({{ mapType === 'BMAP_NORMAL_MAP' ? '地图' : '卫星' }})</button>
    </div>
  </div>
  <DeviceMonitorDrawer :model-value="drawerVisible" @update:model-value="(val) => (drawerVisible = val)" :id="deviceId" :deviceName="deviceName" :lastLineTime="lastLineTime"
                       :ifLine="ifLine" :dept="dept" :deviceCode="deviceCode"
                       ref="showDrawer" />
</template>

<script setup lang="ts">
import { onBeforeUnmount, onMounted, ref } from 'vue'
import { DICT_TYPE, getDictLabel } from '@/utils/dict'
import { IotDeviceApi, IotDeviceVO } from '@/api/pms/device'
import DeviceMonitorDrawer from '@/views/pms/map/DeviceMonitorDrawer.vue'
import * as DeptApi from '@/api/system/dept'

interface Cluster {
  lng: number
  lat: number
  count: number
  devices?: IotDeviceVO[]
}
defineOptions({ name: 'DeviceMap' })
const showDrawer = ref()
const drawerVisible = ref<boolean>(false)
const mapContainer = ref<HTMLElement | null>(null)
const map = ref<any>(null)
const mapType = ref<'BMAP_NORMAL_MAP' | 'BMAP_SATELLITE_MAP'>('BMAP_NORMAL_MAP')
const selectedDevice = ref<IotDeviceVO | null>(null)
const hoverDevice = ref<IotDeviceVO | null>(null)
const clusters = ref<Cluster[]>([])
const deviceId = ref()
const deviceName = ref('')
const lastLineTime = ref('')
const ifLine = ref()
const dept = ref('')
const deviceCode = ref('')

// 设备数据示例
const devices = ref<IotDeviceVO[]>()

// 初始化地图
const initMap = () => {
  if (!mapContainer.value) return

  const script = document.createElement('script')
  script.src = `https://api.map.baidu.com/api?v=3.0&ak=c0crhdxQ5H7WcqbcazGr7mnHrLa4GmO0&type=webgl`
  script.async = true
  script.onload = () => {
    if ((window as any).BMap) {
      map.value = new (window as any).BMap.Map(mapContainer.value)
      const point = new (window as any).BMap.Point(104.114129, 37.550339)
      map.value.centerAndZoom(point, 6)

      map.value.enableScrollWheelZoom(true)
      map.value.setMapType((window as any)[mapType.value])

      map.value.addControl(new (window as any).BMap.NavigationControl())
      map.value.addControl(new (window as any).BMap.ScaleControl())

      initDeviceMarkers()
      map.value.addEventListener('zoomend', () => {
        initDeviceMarkers()
      })
    } else {
      console.error('百度地图API加载失败')
    }
  }
  script.onerror = () => {
    console.error('百度地图API加载失败')
  }
  document.head.appendChild(script)
}

const initDeviceMarkers = () => {
  if (!map.value) return

  map.value.clearOverlays()

  const zoomLevel = map.value.getZoom()
  debugger
  if (zoomLevel > 9) {
    // 高缩放级别下显示单个设备标记
    devices.value.forEach((device) => {
      const point = new (window as any).BMap.Point(device.lng, device.lat)
      const marker = createDeviceMarker(device, point)
      map.value.addOverlay(marker)
    })
  } else {
    // 低缩放级别下进行聚合
    clusters.value = clusterDevices(devices.value, map.value)
    clusters.value.forEach((cluster) => {
      if (cluster.count === 1) {
        // 只有一个设备时显示设备图标
        const device = cluster.devices?.[0]
        if (device) {
          const point = new (window as any).BMap.Point(device.lng, device.lat)
          const marker = createDeviceMarker(device, point)
          map.value.addOverlay(marker)
        }
      } else if (cluster.count > 1) {
        // 多个设备时显示聚合标签
        const point = new (window as any).BMap.Point(cluster.lng, cluster.lat)
        const label = createClusterLabel(cluster, point)
        map.value.addOverlay(label)
      }
    })
  }
}

const createDeviceMarker = (device: IotDeviceVO, point: any) => {
  // 根据设备是否在线选择不同的图标
  const iconUrl = device.ifInline === 3
    ? 'https://iot.deepoil.cc/images/dinggreen.svg'
    : 'https://iot.deepoil.cc/images/dingout.svg';

  const marker = new (window as any).BMap.Marker(point, {
    icon: new (window as any).BMap.Icon(
      iconUrl,
      new (window as any).BMap.Size(40, 40),
      {
        anchor: new (window as any).BMap.Size(25, 40)
        // imageOffset: new (window as any).BMap.Size(0, -5)
      }
    )
  });

  // 添加点击事件
  marker.addEventListener('click', () => {
    showDeviceInfoWindow(device, point);
  });

  return marker;
};

const createClusterLabel = (cluster: Cluster, point: any) => {
  const label = new (window as any).BMap.Label(cluster.count.toString(), {
    position: point,
    offset: new (window as any).BMap.Size(-10, -10)
  })

  // 创建一个 style 标签并添加到 head 中，定义呼吸动画
  const style = document.createElement('style')
  style.textContent = `
    @keyframes breathing {
      0% {
        border-color: rgba(255, 255, 255, 0.3);
      }
      50% {
        border-color: rgba(255, 255, 255, 0.8);
      }
      100% {
        border-color: rgba(255, 255, 255, 0.3);
      }
    }
  `
  document.head.appendChild(style)

  // 初始样式
  label.setStyle({
    color: '#fff',
    backgroundColor: 'blue',
    borderRadius: '50%',
    width: '50px',
    height: '50px',
    textAlign: 'center',
    lineHeight: '40px',
    cursor: 'pointer',
    fontSize: '18px',
    fontWeight: 'bold',
    boxShadow: '0 2px 4px rgba(0, 0, 0, 0.2)',
    transition: 'all 0.3s ease',
    border: '6px solid rgba(255, 255, 255, 0.5)', // 添加带有不透明度的边框
    animation: 'breathing 1.5s infinite' // 添加呼吸动画
  })

  // 鼠标悬停样式
  const hoverStyle = {
    backgroundColor: '#2196df',
    transform: 'scale(1.1)'
  }

  // 鼠标移出样式
  const normalStyle = {
    backgroundColor: '#c38f65',
    transform: 'scale(1)'
  }

  // 添加点击事件
  label.addEventListener('click', () => {
    if (map.value) {
      const currentZoom = map.value.getZoom();
      const MAX_ZOOM = 19; // 手动设定最大缩放级别
      const newZoom = Math.min(currentZoom + 3, MAX_ZOOM);
      map.value.setZoom(newZoom);
      map.value.panTo(point);
      initDeviceMarkers(); // 重新计算并显示标记和聚合标签
    }
  })

  return label
}

const clusterDevices = (devices: IotDeviceVO[], map: any): Cluster[] => {
  const clusters: Cluster[] = []
  const gridSize = getGridSize(map.getZoom())
  debugger

  const gridMap = new Map<string, Cluster>()

  devices.forEach((device) => {
    const gridKey = `${Math.floor(device.lng / gridSize)}_${Math.floor(device.lat / gridSize)}`

    if (!gridMap.has(gridKey)) {
      gridMap.set(gridKey, {
        lng: Math.floor(device.lng / gridSize) * gridSize + gridSize / 2,
        lat: Math.floor(device.lat / gridSize) * gridSize + gridSize / 2,
        count: 0,
        devices: []
      })
    }

    const cluster = gridMap.get(gridKey)!
    cluster.count++
    if (!cluster.devices) cluster.devices = []
    cluster.devices.push(device)
  })

  return Array.from(gridMap.values())
}

const getGridSize = (zoom: number): number => {
  if (zoom <= 5) return 2
  if (zoom <= 8) return 1
  if (zoom < 10) return 0.03
  return 0.1
}

const showDeviceInfoWindow = (device: IotDeviceVO, point: any) => {
  DeptApi.getDept(device.deptId).then(res=>{
    dept.value = res.name
    const content = `
<div style="display: flex;flex-direction: column;justify-content: center;border: 1px solid #ccc;">
        <div style="margin-top: 1px;padding: 8px">
          <p><strong>设备编码:</strong> ${device.deviceCode}</p>
          <p><strong>设备名称:</strong> ${device.deviceName}</p>
          <p><strong>所在部门:</strong> ${res.name}</p>
          <p><strong>位置:</strong> ${device.location}</p>
          <p><strong>状态:</strong> ${getDictLabel(DICT_TYPE.PMS_DEVICE_STATUS, device.deviceStatus)}</p>
          <p><strong>是否在线:</strong> ${getDictLabel(DICT_TYPE.IOT_DEVICE_STATUS, device.ifInline)}</p>
          <p><strong>最后在线时间:</strong> ${device.lastInlineTime}</p>
        </div>
        <div style="margin-bottom: 5px;padding: 8px">
            <button id="device-detail-btn" style=" background-color: #2196f3;
              color: white;
              border: none;
              padding: 8px 16px;
              border-radius: 4px;

              cursor: pointer;">查看</button>
        </div>
        </div>
      `
    const infoWindow = new (window as any).BMap.InfoWindow(content, {
      width: 350,
      height: 270
    })
    map.value.openInfoWindow(infoWindow, point)

    // 事件绑定（需延迟确保DOM加载）
    setTimeout(function () {
      document.getElementById('device-detail-btn').addEventListener('click', function () {
        drawerVisible.value = true
        deviceId.value = device.id;
        deviceCode.value = device.deviceCode
        deviceName.value = device.deviceName
        ifLine.value = device.ifInline
        lastLineTime.value = device.lastInlineTime
        showDrawer.value.openDrawer()

      })
    }, 200)
  })

}

const zoomIn = () => {
  if (map.value) {
    map.value.zoomIn()
  }
}

const zoomOut = () => {
  if (map.value) {
    map.value.zoomOut()
  }
}

const toggleMapType = () => {
  if (!map.value) return

  mapType.value = mapType.value === 'BMAP_NORMAL_MAP' ? 'BMAP_SATELLITE_MAP' : 'BMAP_NORMAL_MAP'
  map.value.setMapType((window as any)[mapType.value])
}

const getData = async () => {
  await IotDeviceApi.getMapDevice().then((res) => {
    devices.value = res
    initMap()
  })
}
onMounted(async () => {
  await getData()
})

onBeforeUnmount(() => {
  if (map.value) {
    // 清除地图上的覆盖物
    map.value.clearOverlays();
    // 移除地图容器中的内容
    if (mapContainer.value) {
      mapContainer.value.innerHTML = '';
    }
    // 解除地图的事件绑定
    map.value.removeEventListener('zoomend', initDeviceMarkers);
  }
})

//     return {
//       mapContainer,
//       selectedDevice,
//       hoverDevice,
//       // deviceStatusMap,
//       zoomIn,
//       zoomOut,
//       toggleMapType
//     }
// })
</script>

<style scoped>
.map-container {
  position: relative;
  width: 100%;
  height: 100vh;
}

#baidu-map {
  width: 100%;
  height: 100%;
}

.map-controls {
  position: absolute;
  top: 20px;
  right: 20px; /* 修改为right定位 */
  z-index: 1000;
  display: flex;
  flex-direction: column; /* 垂直排列按钮 */
  gap: 10px;
}

.map-controls button {
  padding: 5px 10px;
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 3px;
  cursor: pointer;
}
</style>
