import { useMyStore } from '../store'
import * as Cesium from 'cesium'
// 绘制项目所有中心点
export function pointCenter (viewer: any, longitudeList: any) {
  // 删除地图中所有标识点
  viewer.entities.removeAll()
  if (longitudeList.length === 0) return
  longitudeList.forEach((item: { id: string, longitude: number; latitude: number, label: string }) => {
    addPoint(viewer, item.id, item.longitude, item.latitude, item.label)
  })
}
// 绘制点
export function addPoint (viewer: any, id: string, longitude: number, latitude: number) {
  const entity = viewer.entities.add({
    position: Cesium.Cartesian3.fromDegrees(longitude, latitude),
    id,
    // label: {
    //   text: label,
    //   heightReference: 80,
    //   pixelOffset: new Cesium.Cartesian2(0, -25),
    //   font: '40px'
    // },
    point: {
      pixelSize: 24,
      color: Cesium.Color.GREEN,
      outlineColor: Cesium.Color.WHITE,
      outlineWidth: 2,
    }
  })
  //   const label = virw
}

// 点击当前点的事件
export function clickPoint (viewer: any, longitudeList: any) {
  const handler = new Cesium.ScreenSpaceEventHandler(viewer.scene.canvas)
  handler.setInputAction(function (click: any) {
    const pickedObject = viewer.scene.pick(click.position)
    if (Cesium.defined(pickedObject)) {
      const list = longitudeList.filter((v: { id: string, longitude: number; latitude: number; }) => v.id === pickedObject.id.id)
      if (pickedObject.id.label) {
        pickedObject.id.label = null
      } else {
        pickedObject.id.label = {
          text: list[0].label,
          pixelOffset: new Cesium.Cartesian2(0, -25),
          font: '40px'
        }
      }

      //   const point = pickedObject.id.point
      //
    }
  }
  , Cesium.ScreenSpaceEventType.LEFT_CLICK)
  // handler.removeInputAction(Cesium.ScreenSpaceEventType.LEFT_CLICK)
}

// 飞到项目中心点
export function flyTo (viewer: any, longitude: number, latitude: number, height: number = 5000) {
  const targetPosition = { longitude, latitude, height }
  viewer.camera.flyTo({
    destination: Cesium.Cartesian3.fromDegrees(longitude, latitude, height),
    duration: 2
  })
}

// 通过经纬度判断当前地图上是否有实体
export function isEntityExist (viewer: any, longitude: number, latitude: number) {
  const position = Cesium.Cartesian3.fromDegrees(longitude, latitude)
  const pickedObject = viewer.scene.pick(position)
  console.log(pickedObject, 'pickedObject')
  if (Cesium.defined(pickedObject)) {
    return true
  } else {
    return false
  }
}
// 清除地图上的点
export function clearAllPoint (viewer:any) {
  // 获取Cesium场景对象
  const scene = viewer.scene

  // 获取场景中的所有图元
  const primitives = scene.primitives

  // 遍历图元数组
  primitives.forEach(function (primitive: any) {
  // 判断图元是否为点集合
    if (primitive instanceof Cesium.PointPrimitiveCollection) {
    // 移除所有点
      primitive.removeAll()
    }
  })
}