/**
 * 图层管理
 * @copyright 火星科技 mars3d.cn
 * @author 火星吴彦祖 2022-01-10
 */
import * as mars3d from "mars3d"
const Cesium = mars3d.Cesium

let map: mars3d.Map // 地图对象

/**
 * 初始化地图业务，生命周期钩子函数（必须）
 * 框架在地图初始化完成后自动调用该函数
 * @param {mars3d.Map} mapInstance 地图对象
 * @returns {void} 无
 */
export function onMounted(mapInstance: mars3d.Map) {
  map = mapInstance // 记录首次创建的map
}

/**
 * 释放当前地图业务的生命周期函数
 * @returns {void} 无
 */
export function onUnmounted() {
  map = null
}

export function addLayer(layer: mars3d.layer.BaseLayer) {
  map.addLayer(layer)
}

export function getLayers() {
  return map.getLayers({
    basemaps: true, // 是否取config.json中的basempas
    layers: true // 是否取config.json中的layers
  })
}

// **********************************  图层的结构树控件  ****************************** //
export function flytoModelNode(nodeid: number, nodesphere: any) {
  if (!nodesphere || nodesphere[3] <= 0) {
    return
  }
  // 构件节点位置
  let center = new Cesium.Cartesian3(nodesphere[0], nodesphere[1], nodesphere[2])
  const tiles3dLayer: mars3d.layer.TilesetLayer = map.getLayerById(nodeid)

  // 获取构件节点位置，现对于原始矩阵变化后的新位置
  center = tiles3dLayer.getPositionByOrginMatrix(center)

  // 飞行过去
  const sphere = new Cesium.BoundingSphere(center, nodesphere[3])
  map.camera.flyToBoundingSphere(sphere, {
    offset: new Cesium.HeadingPitchRange(map.camera.heading, map.camera.pitch, nodesphere[3] * 1.5),
    duration: 0.5
  })
}
export function checkModelStyle(layerid: number, arrIds: any) {
  // 设置tileset的样式
  if (!map) {
    return
  }
  const tiles3dLayer = map.getLayerById(layerid)

  let titleStyle = ""
  if (!arrIds.length) {
    tiles3dLayer.style = null
    return
  }
  // 勾选
  arrIds.forEach((element: any, index: number) => {
    if (index === 0) {
      titleStyle += "${id} ==='" + element.id + "' "
    } else {
      titleStyle += "|| ${id} ==='" + element.id + "'"
    }
  })
  tiles3dLayer.style = new Cesium.Cesium3DTileStyle({
    color: {
      conditions: [
        [titleStyle, "rgb(255, 255, 255)"],
        ["true", "rgba(255, 200, 200,0.2)"]
      ]
    }
  })
}