import * as mars3d from "mars3d"

export let map // mars3d.Map三维地图对象
export let graphicLayer // 矢量图层对象

// 需要覆盖config.json中地图属性参数（当前示例框架中自动处理合并）
export const mapOptions = {
  scene: {
    center: { lat: 31.608821, lng: 117.255084, alt: 32429, heading: 2, pitch: -49 }
  }
}

/**
 * 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) {
  map = mapInstance // 记录map

  // 创建Graphic图层
  graphicLayer = new mars3d.layer.GraphicLayer()
  map.addLayer(graphicLayer)

  bindLayerEvent() // 对图层绑定相关事件
  bindLayerPopup() // 在图层上绑定popup,对所有加到这个图层的矢量数据都生效
  bindLayerContextMenu() // 在图层绑定右键菜单,对所有加到这个图层的矢量数据都生效

  // 加一些演示数据
  addDemoGraphic1(graphicLayer)
  addDemoGraphic2(graphicLayer)
  addDemoGraphic3(graphicLayer)
}

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

function addDemoGraphic1(graphicLayer) {
  const primitive = new mars3d.graphic.CorridorPrimitive({
    positions: [
      [117.220337, 31.832987, 42.8],
      [117.279826, 31.804185, 34.5],
      [117.28621, 31.801059, 24.6]
    ],
    style: {
      width: 500,
      color: "#ffff00",
      opacity: 0.5,

      label: { text: "鼠标移入会高亮", pixelOffsetY: -30 },
      // 高亮时的样式（默认为鼠标移入，也可以指定type:'click'单击高亮），构造后也可以openHighlight、closeHighlight方法来手动调用
      highlight: {
        opacity: 0.9
      }
    },
    attr: { remark: "示例1" }
  })
  graphicLayer.addGraphic(primitive) // primitive.addTo(graphicLayer)  //另外一种写法

  initGraphicManager(primitive)
}

function addDemoGraphic2(graphicLayer) {
  const primitive = new mars3d.graphic.CorridorPrimitive({
    positions: [
      [117.172852, 31.862736, 33.69],
      [117.251461, 31.856011, 26.44],
      [117.270843, 31.899808, 21.61]
    ],
    style: {
      width: 300.0,
      height: 200.0,
      diffHeight: 600,
      cornerType: Cesium.CornerType.MITERED,
      color: Cesium.Color.BLUE.withAlpha(0.5),

      label: {
        text: "我是条带",
        font_size: 18,
        color: "#ffffff",
        distanceDisplayCondition: true,
        distanceDisplayCondition_far: 500000,
        distanceDisplayCondition_near: 0
      }
    },
    attr: { remark: "示例2" }
  })
  graphicLayer.addGraphic(primitive) // primitive.addTo(graphicLayer)  //另外一种写法
}

function addDemoGraphic3(graphicLayer) {
  const primitive = new mars3d.graphic.CorridorPrimitive({
    positions: [
      [117.358187, 31.838662, 12.23],
      [117.312357, 31.83323, 12.47]
    ],
    style: {
      height: 200.0,
      width: 200.0,
      cornerType: Cesium.CornerType.MITERED,
      material: mars3d.MaterialUtil.createMaterial(mars3d.MaterialType.LineFlow, {
        image: "./img/textures/arrow-h.png",
        axisY: false,
        repeat: new Cesium.Cartesian2(20.0, 1.0),
        color: "#ffff00",
        speed: 60
      })
    },
    attr: { remark: "示例3" }
  })
  graphicLayer.addGraphic(primitive) // primitive.addTo(graphicLayer)  //另外一种写法
}

// 在图层绑定Popup弹窗
export function bindLayerPopup() {
  graphicLayer.bindPopup(function (event) {
    const attr = event.graphic.attr || {}
    attr["类型"] = event.graphic.type
    attr["来源"] = "我是layer上绑定的Popup"
    attr["备注"] = "我支持鼠标交互"

    return mars3d.Util.getTemplateHtml({ title: "矢量图层", template: "all", attr: attr })
  })
}

// 绑定右键菜单
export function bindLayerContextMenu() {
  graphicLayer.bindContextMenu([
    {
      text: "删除对象",
      icon: "fa fa-trash-o",
      show: (event) => {
        const graphic = event.graphic
        if (!graphic || graphic.isDestroy) {
          return false
        } else {
          return true
        }
      },
      callback: function (e) {
        const graphic = e.graphic
        if (!graphic) {
          return
        }
        const parent = graphic._parent // 右击是编辑点时
        graphicLayer.removeGraphic(graphic)
        if (parent) {
          graphicLayer.removeGraphic(parent)
        }
      }
    },
    {
      text: "计算长度",
      icon: "fa fa-medium",
      callback: function (e) {
        const graphic = e.graphic
        const strDis = mars3d.MeasureUtil.formatDistance(graphic.distance)
        globalAlert("该对象的长度为:" + strDis)
      }
    }
  ])
}

// 在图层级处理一些事物
function bindLayerEvent() {
  // 在layer上绑定监听事件
  graphicLayer.on(mars3d.EventType.click, function (event) {
    console.log("监听layer，单击了矢量对象", event)
  })
  /* graphicLayer.on(mars3d.EventType.mouseOver, function (event) {
    console.log("监听layer，鼠标移入了矢量对象", event)
  })
  graphicLayer.on(mars3d.EventType.mouseOut, function (event) {
    console.log("监听layer，鼠标移出了矢量对象", event)
  }) */
}

// 也可以在单个Graphic上做个性化管理及绑定操作
function initGraphicManager(graphic) {
  // 3.在graphic上绑定监听事件
  /* graphic.on(mars3d.EventType.click, function (event) {
    console.log("监听graphic，单击了矢量对象", event)
  })
  graphic.on(mars3d.EventType.mouseOver, function (event) {
    console.log("监听graphic，鼠标移入了矢量对象", event)
  })
  graphic.on(mars3d.EventType.mouseOut, function (event) {
    console.log("监听graphic，鼠标移出了矢量对象", event)
  }) */

  // 绑定Tooltip
  // graphic.bindTooltip('我是graphic上绑定的Tooltip') //.openTooltip()

  // 绑定Popup
  const inthtml = `<table style="width: auto;">
            <tr>
              <th scope="col" colspan="2" style="text-align:center;font-size:15px;">我是graphic上绑定的Popup </th>
            </tr>
            <tr>
              <td>提示：</td>
              <td>这只是测试信息，可以任意html</td>
            </tr>
          </table>`
  graphic.bindPopup(inthtml).openPopup()

  // 绑定右键菜单
  graphic.bindContextMenu([
    {
      text: "删除对象[graphic绑定的]",
      icon: "fa fa-trash-o",
      callback: function (e) {
        const graphic = e.graphic
        if (graphic) {
          graphic.remove()
        }
      }
    }
  ])
}