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: 31.565291, lng: 117.294375, alt: 28796, heading: 2, pitch: -49 }
  }
}

export const eventTarget = new mars3d.BaseClass()

/**
 * 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

  // 创建矢量数据图层
  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)
  addDemoGraphic4(graphicLayer)
  addDemoGraphic5(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 graphic = new mars3d.graphic.CurveEntity({
    positions: [
      [117.220337, 31.832987, 42.8],
      [117.223096, 31.818342, 29.8],
      [117.249686, 31.818964, 40.1],
      [117.286308, 31.804112, 29.2],
      [117.28621, 31.801059, 24.6]
    ],
    style: {
      width: 5,
      color: "#3388ff"
    },
    attr: { remark: "示例1" }
  })
  graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)

  // 演示个性化处理graphic
  initGraphicManager(graphic)
}

// 有衬色边线,附带的label演示，导出geojson，加载geojson
function addDemoGraphic2(graphicLayer) {
  const graphic = new mars3d.graphic.CurveEntity({
    positions: [
      [117.172852, 31.862736, 33.69],
      [117.211204, 31.876064, 31.9],
      [117.251461, 31.856011, 26.44]
    ],
    style: {
      width: 6,
      material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.PolylineOutline, {
        color: Cesium.Color.ORANGE,
        outlineWidth: 2,
        outlineColor: Cesium.Color.BLACK
      }),
      label: {
        text: "我是原始线",
        font_size: 18,
        color: "#ffffff",
        distanceDisplayCondition: true,
        distanceDisplayCondition_far: 500000,
        distanceDisplayCondition_near: 0
      }
    },
    attr: { remark: "示例2" }
  })
  graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)

  // graphic转geojson
  const geojson = graphic.toGeoJSON()
  console.log("转换后的geojson", geojson)
  addGeoJson(geojson, graphicLayer)
}

// 添加单个geojson为graphic，多个直接用graphicLayer.loadGeoJSON
function addGeoJson(geojson, graphicLayer) {
  const graphicCopy = mars3d.Util.geoJsonToGraphics(geojson)[0]
  delete graphicCopy.attr
  // 新的坐标
  graphicCopy.positions = [
    [117.172852, 31.872736, 33.69],
    [117.21087, 31.891337, 28.7],
    [117.251461, 31.866011, 26.44]
  ]
  graphicCopy.style.label = graphicCopy.style.label || {}
  graphicCopy.style.label.text = "我是转换后生成的"
  graphicLayer.addGraphic(graphicCopy)
}

function addDemoGraphic3(graphicLayer) {
  const graphic = new mars3d.graphic.CurveEntity({
    positions: [
      [117.169646, 31.769171],
      [117.164564, 31.789748],
      [117.194579, 31.806466]
    ],
    style: {
      width: 5,
      color: Cesium.Color.CYAN,

      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: {
        color: "#ff0000"
      }
    },
    attr: { remark: "示例3" }
  })
  graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
}

// 虚线
function addDemoGraphic4(graphicLayer) {
  const graphic = new mars3d.graphic.CurveEntity({
    positions: [
      [117.348938, 31.805369, 7.63],
      [117.391807, 31.836325, 10],
      [117.429496, 31.786715, 8.41]
    ],
    style: {
      width: 5,
      clampToGround: true,
      material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.PolylineDash, {
        color: Cesium.Color.CYAN,
        dashLength: 8.0
      })
    },
    attr: { remark: "示例4" }
  })
  graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
}

// 虚线 ，双色间隔
function addDemoGraphic5(graphicLayer) {
  const graphic = new mars3d.graphic.CurveEntity({
    positions: [
      [117.313682, 31.7416, 10.85],
      [117.287836, 31.760026, 17],
      [117.312816, 31.780792, 10.6],
      [117.305473, 31.800304, 23.86]
    ],
    style: {
      width: 5,
      material: mars3d.MaterialUtil.createMaterialProperty(mars3d.MaterialType.PolylineDash, {
        color: Cesium.Color.BLUE,
        gapColor: Cesium.Color.YELLOW,
        dashPattern: parseInt("1111000000", 2)
      })
    },
    attr: { remark: "示例5" }
  })
  graphicLayer.addGraphic(graphic) // 还可以另外一种写法: graphic.addTo(graphicLayer)
}

// 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)
  }) */

  // 数据编辑相关事件， 用于属性弹窗的交互
  graphicLayer.on(mars3d.EventType.drawCreated, function (e) {
    eventTarget.fire("graphicEditor-start", e)
  })
  graphicLayer.on(
    [mars3d.EventType.editStart, mars3d.EventType.editMovePoint, mars3d.EventType.editStyle, mars3d.EventType.editRemovePoint],
    function (e) {
      eventTarget.fire("graphicEditor-update", e)
    }
  )
  graphicLayer.on([mars3d.EventType.editStop, mars3d.EventType.removeGraphic], function (e) {
    eventTarget.fire("graphicEditor-stop", e)
  })
}

// 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: "开始编辑对象",
      icon: "fa fa-edit",
      show: function (e) {
        const graphic = e.graphic
        if (!graphic || !graphic.startEditing) {
          return false
        }
        return !graphic.isEditing
      },
      callback: function (e) {
        const graphic = e.graphic
        if (!graphic) {
          return false
        }
        if (graphic) {
          graphicLayer.startEditing(graphic)
        }
      }
    },
    {
      text: "停止编辑对象",
      icon: "fa fa-edit",
      show: function (e) {
        const graphic = e.graphic
        if (!graphic) {
          return false
        }
        return graphic.isEditing
      },
      callback: function (e) {
        const graphic = e.graphic
        if (!graphic) {
          return false
        }
        if (graphic) {
          graphicLayer.stopEditing(graphic)
        }
      }
    },
    {
      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)
      }
    }
  ])
}

export function updateLayerHasEdit(val) {
  graphicLayer.hasEdit = val
}

// 按钮事件
export function startDrawGraphic() {
  // 开始绘制
  graphicLayer.startDraw({
    type: "curve",
    // maxPointNum: 2, //可以限定最大点数，2个点绘制后自动结束
    style: {
      color: "#55ff33",
      width: 3,
      clampToGround: false
    }
  })
}

// 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()
        }
      }
    }
  ])

  // 测试 颜色闪烁
  if (graphic.startFlicker) {
    graphic.startFlicker({
      time: 20, // 闪烁时长（秒）
      maxAlpha: 0.5,
      color: Cesium.Color.YELLOW,
      onEnd: function () {
        // 结束后回调
      }
    })
  }
}