// 从这里开始
var h1 = null
var h2 = null
var h3 = null

var oldtransformNodex = null
var oldMeshOther = null

var drag = null
var isRotating = true
var clickParentRotate = false

var targetAngles = {
  default: { // 初始视角
    alpha: 2.5809,
    beta: 0.9804,
    radius: 3
  },
  alarm: { // 报警视角（示例）
    alpha: 3.1213, // -π（180度）
    beta: 0.5855, // π/4（45度）
    radius: 3 // 更近的距离
  }
}

var camera

BABYLON.DefaultLoadingScreen.prototype.displayLoadingUI = function() {
  if (document.getElementById('customLoadingScreenDiv')) {
    document.getElementById('customLoadingScreenDiv').style.display = 'initial'
    return
  }
  this._loadingDiv = document.createElement('div')
  this._loadingDiv.id = 'customLoadingScreenDiv'

  thecss = 'lohingifpc'
  thecss2 = 'zcpc'

  this._loadingDiv.innerHTML = "<div class='oka'><div class='" + thecss + "'><image src='./logok.gif' class='jiazaiimg'/></div></div>"

  this._resizeLoadingUI()
  window.addEventListener('resize', this._resizeLoadingUI)
  document.body.appendChild(this._loadingDiv)
}

function prepareGroupButton2(transformNodex, color, qu) {
  var mesheses = null
  if (transformNodex.getClassName() === 'TransformNode') {
    mesheses = transformNodex.getChildMeshes(false)
  } else {
    mesheses = []
    mesheses.push(transformNodex)
  }

  for (var i = 0; i < mesheses.length; i++) {
    mesheses[i].actionManager = new BABYLON.ActionManager(scene)
    mesheses[i].actionManager.registerAction(
      new BABYLON.ExecuteCodeAction({
        trigger: BABYLON.ActionManager.OnPointerOverTrigger,
        parameter: ''
      },
      function() {
        isRotating = false
        camera.useAutoRotationBehavior = isRotating
      }
      )
    )
    // 移出事件
    mesheses[i].actionManager.registerAction(
      new BABYLON.ExecuteCodeAction({
        trigger: BABYLON.ActionManager.OnPointerOutTrigger,
        parameter: ''
      },
      function() {
        if (clickParentRotate) {
          isRotating = true
          camera.useAutoRotationBehavior = isRotating
        }
      }
      )
    )
    mesheses[i].actionManager.registerAction(
      new BABYLON.ExecuteCodeAction({
        trigger: BABYLON.ActionManager.OnPickTrigger,
        parameter: ''
      },
      function() {
        clickbegin = true
        try {
          cameraClick(transformNodex)
        } catch (error) {
        }
      })
    )
  }
}

function prepareGroupButton3(transformNodex, color, qu) {
  var mesheses = null
  if (transformNodex.getClassName() === 'TransformNode') {
    mesheses = transformNodex.getChildMeshes(false)
  } else {
    mesheses = []
    mesheses.push(transformNodex)
  }

  for (var i = 0; i < mesheses.length; i++) {
    mesheses[i].actionManager = new BABYLON.ActionManager(scene)
    mesheses[i].actionManager.registerAction(
      new BABYLON.ExecuteCodeAction({
        trigger: BABYLON.ActionManager.OnPointerOverTrigger,
        parameter: ''
      },
      function() {
        isRotating = false
        camera.useAutoRotationBehavior = isRotating
      }
      )
    )
    // 移出事件
    mesheses[i].actionManager.registerAction(
      new BABYLON.ExecuteCodeAction({
        trigger: BABYLON.ActionManager.OnPointerOutTrigger,
        parameter: ''
      },
      function() {
        if (clickParentRotate) {
          isRotating = true
          camera.useAutoRotationBehavior = isRotating
        }
      }
      )
    )
    mesheses[i].actionManager.registerAction(
      new BABYLON.ExecuteCodeAction({
        trigger: BABYLON.ActionManager.OnPickTrigger,
        parameter: ''
      },
      function() {
        clickbegin = true
        try {
          archCabinetsClick(transformNodex)
        } catch (error) {
        }
      })
    )
  }
}

BABYLON.DefaultLoadingScreen.prototype.hideLoadingUI = function() {
  show = 50
  document.getElementById('customLoadingScreenDiv').style.display = 'none'
  document.getElementById('customLoadingScreenDiv_first').style.display = 'none'
  document.title = '档案室'

  var prepareGroupButton2ByMesh = function(transformNodex, color, qu) {
    var mesheses = null
    if (transformNodex.getClassName() === 'Mesh') {
      mesheses = []
      mesheses.push(transformNodex)
    }

    for (var i = 0; i < mesheses.length; i++) {
      mesheses[i].actionManager = new BABYLON.ActionManager(scene)
      mesheses[i].actionManager.registerAction(
        new BABYLON.ExecuteCodeAction({
          trigger: BABYLON.ActionManager.OnPointerOverTrigger,
          parameter: ''
        },
        function() {
          if (oldMeshOther != null) {
            oldMeshOther.removeBehavior(drag)
            var mesheses2 = null
            if (oldMeshOther.getClassName() === 'Mesh') {
              mesheses2 = []
              mesheses2.push(oldMeshOther)
            }
            for (var i = 0; i < mesheses2.length; i++) {
              try {
                h2.removeMesh(mesheses2[i])
              } catch (error) {
              }
            }
          }

          oldMeshOther = transformNodex
          var mesheses3 = null
          if (transformNodex.getClassName() === 'Mesh') {
            mesheses3 = []
            mesheses3.push(transformNodex)
          }
          for (let i = 0; i < mesheses3.length; i++) {
            try {
              h2.addMesh(mesheses3[i], color)
            } catch (error) {
            }
          }
          isRotating = false
          camera.useAutoRotationBehavior = isRotating
        }
        )
      )
      // 移出事件
      mesheses[i].actionManager.registerAction(
        new BABYLON.ExecuteCodeAction({
          trigger: BABYLON.ActionManager.OnPointerOutTrigger,
          parameter: ''
        },
        function() {
          var mesheses4 = null
          if (transformNodex.getClassName() === 'Mesh') {
            mesheses4 = []
            mesheses4.push(transformNodex)
          }
          for (var i = 0; i < mesheses4.length; i++) {
            try {
              h2.removeMesh(mesheses4[i])
            } catch (error) {
            }
          }
          if (clickParentRotate) {
            isRotating = true
            camera.useAutoRotationBehavior = isRotating
          }
        }
        )
      )
      mesheses[i].actionManager.registerAction(
        new BABYLON.ExecuteCodeAction({
          trigger: BABYLON.ActionManager.OnPickTrigger,
          parameter: ''
        },
        function() {
          try {
            cameraClick(transformNodex)
          } catch (error) {
          }
        }
        )
      )
    }
  }

  // 绑功能点
  var smokeAlarms = []  // 烟感
  scene.transformNodes.forEach(function(node) {
    if (node.name.startsWith('smokealarm')) {
      smokeAlarms.push(node)
    }
  })
  var length = smokeAlarms.length
  console.log('以 smokealarm 开头的对象数量:', length)
  smokeAlarms.forEach(function(jk01, index) {
    console.log('smokeAlarms', jk01)
    var parts = jk01.name.split('smokealarm')
    if (parts.length > 1) {
      const paddedIndex = String(index + 1).padStart(3, '0')
      jk01.nameID = `S${paddedIndex}`
    } else {
      jk01.nameID = 'S000'
    }
    jk01.baojing = false

    prepareGroupButton2(jk01)
  })
  // 存储所有 camera 相关的 Mesh  监控
  const cameraMeshes = []
  scene.transformNodes.forEach(function(node) {
    if (node.name.startsWith('有害生物去除器')) {
      cameraMeshes.push(node)
    }
  })
  const cameraCount = cameraMeshes.length
  console.log('以 camera 开头的 Mesh 数量:', cameraCount)
  const colorBlue = new BABYLON.Color3(0, 0, 1)
  cameraMeshes.forEach((cam, index) => {
    const paddedIndex = String(index + 1).padStart(3, '0')
    // DAK_MO_CAM_001
    // cam.nameID = `DAK_MO_CAM_${paddedIndex}`  
    cam.nameID = `cam_${paddedIndex}`  
    prepareGroupButton2(cam)
  })

  // 档案柜
  const archivesCabinets = [];
  scene.transformNodes.forEach(function(node) {
    if (node.name.startsWith('档案柜')) {
      archivesCabinets.push(node);
    }
  });
  const archivesCabinetsCount = archivesCabinets.length;
  console.log('以 档案柜 数量:', archivesCabinetsCount);

  if (archivesCabinets.length > 0) { // 增加安全判断，避免数组为空时报错
    const children = archivesCabinets[0]._children;
    const filteredChildren = children.filter(cam => cam.name !== "克隆_1");

    for (let i = filteredChildren.length - 1; i >= 0; i--) {
      const cam = filteredChildren[i];
      const paddedIndex = String(filteredChildren.length - i);
      cam.nameID = `cabinet-${paddedIndex}`;
      prepareGroupButton3(cam);
    }
  }

  var light = new BABYLON.HemisphericLight('HemiLight', new BABYLON.Vector3(0, 1, 0), scene)
  light.intensity = 2
  light.diffuse = new BABYLON.Color3(0.92, 0.92, 0.92)

  // 给vue页面传值，加载完成之后
  parent.getIframeLoading('false')
}

BABYLON.DracoCompression.Configuration.decoder.wasmUrl = './js/draco_wasm_wrapper_gltf.js'
BABYLON.DracoCompression.Configuration.decoder.wasmBinaryUrl = './js/draco_decoder_gltf.wasm'
BABYLON.DracoCompression.Configuration.decoder.fallbackUrl = './js/draco_decoder_gltf.js'

// createScene function that creates and return the scene
var createScene = function() {
  engine.displayLoadingUI()

  var scene = new BABYLON.Scene(engine)
  camera = new BABYLON.ArcRotateCamera(
    'Camera', 4.02, 0.98, 2.6,
    new BABYLON.Vector3(1.2, 0.08, 0.03), 
    scene
  )
  camera.setTarget(new BABYLON.Vector3(0, 0, 0)) // 瞄准原点
  camera.attachControl(canvas, true)

  // ========== 关键修改：解决裁剪问题 ==========
  camera.lowerRadiusLimit = 0.1 // 减小最小距离限制，允许相机更靠近物体
  camera.upperRadiusLimit = 500 // 增大最大距离限制
  camera.inertia = 0.1
  
  // 设置裁剪平面（核心解决裁剪问题）
  camera.minZ = 0.01 // 近裁剪平面：设置为较小值，避免近距离裁剪
  camera.maxZ = 1000 // 远裁剪平面：设置为较大值，避免远距离裁剪
  
  // 优化相机视场角（可选，根据需求调整）
  camera.fov = 0.8 // 增大视场角，看到更多内容（默认约0.87弧度=50度）
  
  camera.useAutoRotationBehavior = isRotating // 自动旋转

  // 改变场景背景颜色 - 背景颜色opacity值设为0，达到透明背景的效果
  scene.clearColor = new BABYLON.Color4(0, 0, 0, 0)
  scene.activeCamera = camera

  scene.activeCamera.useInputToRestoreState = true

  var assetsManager = new BABYLON.AssetsManager(scene)

  // 加载GLB模型并处理材质
  BABYLON.SceneLoader.LoadAssetContainerAsync('asset/', 'F5.glb', scene).then((container) => {
    // 遍历所有材质
    container.materials.forEach(material => {
      // 可以保留材质处理逻辑
    })
    // 将加载的资产添加到场景中
    container.addAllToScene()

    // setTimeout(() => {
    //   moveCameraTo('alarm')
    // }, 3000)
  }).catch((error) => {
    console.error('加载模型时出错:', error)
  })

  var hdrTexture = new BABYLON.CubeTexture.CreateFromPrefilteredData('textures/environmentSpecular.env', scene)
  scene.environmentTexture = hdrTexture

  var spriteManagerPlayer = new BABYLON.SpriteManager('playerManager', './img/bl9.png', 10, {
    width: 100,
    height: 100
  }, scene)
  spriteManagerPlayer.isPickable = true

  scene.onPointerDown = function(evt) {
    var pickResult = scene.pickSprite(this.pointerX, this.pointerY)

    var pick = scene.pick(scene.pointerX, scene.pointerY)
    console.log('pick', pick.pickedPoint)
    if (pickResult.pickedSprite != null) {
      if (pickResult.hit) {
        alert(pickResult.pickedSprite.name)
      }
    }
  }

  assetsManager.load()

  drag = new BABYLON.PointerDragBehavior({
    dragPlaneNormal: new BABYLON.Vector3(0, 0, 1)
  })

  drag.validateDrag = (targetPosition) => {
    if (targetPosition.x > 10.5 || targetPosition.x < -10.5) {
      return false
    }
    if (targetPosition.z > 10.5 || targetPosition.z < -10.5) {
      return false
    }
    if (oldtransformNodex != null) {
      return true
    }
  }
  drag.onDragEndObservable.add((event) => {
    // console.log("dragEnd");
  })
  // GUI
  h1 = new BABYLON.HighlightLayer('hl1', scene)
  h2 = new BABYLON.HighlightLayer('hl2', scene)
  h3 = new BABYLON.HighlightLayer('hl3', scene) // 修复重复的ID问题
  var step = 0.1
  var currentx = 1

  h1.blurHorizontalSize = 0.1
  scene.registerAfterRender(() => {
    h1.blurHorizontalSize = h1.blurVerticalSize + currentx

    var nodealert = scene.getTransformNodeByName('yan')
    if (nodealert != null) {
      var mesheses3 = null
      if (nodealert.getClassName() === 'TransformNode') {
        mesheses3 = nodealert.getChildMeshes(false)
      } else {
        mesheses3 = []
        mesheses3.push(nodealert)
      }
      for (var i = 0; i < mesheses3.length; i++) {
        try {
          if (nodealert.baojing === true) {
            h3.addMesh(mesheses3[i], new BABYLON.Color3(1, 0, 0))
          } else {
            h3.removeMesh(mesheses3[i])
          }
        } catch (error) {
        }
      }
    }
  })

  if (currentx > 0.5) {
    step *= -1
  }
  if (currentx < 0) {
    step *= -1
  }
  currentx += step
  return scene
}

var canvas = document.getElementById('renderCanvas')
// load the 3D engine
var engine = new BABYLON.Engine(canvas, true, {
  stencil: true
})

// call the createScene function
var scene = createScene()
scene.autoClear = true
scene.imageProcessingConfiguration.exposure = 1
scene.imageProcessingConfiguration.contrast = 1
scene.environmentIntensity = 0.4
engine.runRenderLoop(function() {
  scene.render()
})

window.addEventListener('resize', function() {
  engine.resize()
})

// 报警  true:表示报警， false :表示不报警
function cameraClick(TheCamera) {
  window.parent.postMessage(
    {
      type: 'cameraClick',
      data: TheCamera.nameID
    },
    '*'
  )
}

// 报警  true:表示报警， false :表示不报警
function archCabinetsClick(TheCamera) {
  window.parent.postMessage(
    {
      type: 'archCabinetsClick',
      data: TheCamera.nameID
    },
    '*'
  )
}

function handleAlarm(deviceId, isAlarm) {
  var cl = new BABYLON.Color3(0, 0, 1)
  var c2 = new BABYLON.Color3(1, 0, 0)
  const targetDevice = scene.transformNodes.find(node => node.nameID === deviceId)
  if (targetDevice) {
    targetDevice.baojing = isAlarm
    var mesheses = null
    if (targetDevice.getClassName() === 'TransformNode') {
      mesheses = targetDevice.getChildMeshes(false)
    } else {
      mesheses = []
      mesheses.push(targetDevice)
    }
    if (isAlarm) {
      console.log('111')
      for (var i = 0; i < mesheses.length; i++) {
        h2.addMesh(mesheses[i], c2)
      }
    } else {
      console.log('222')
      for (var j = 0; j < mesheses.length; j++) {
        h2.removeMesh(mesheses[j])
        h2.addMesh(mesheses[j], cl)
      }
    }
  } else {
    console.log(`未找到设备 ID 为 ${deviceId} 的设备`)
  }
}

window.addEventListener(
  'message',
  function(e) {
    if (e.data.type === 'deviceState') {
      console.log('ddd', e.data.data)
      const deviceData = e.data.data
      if (Array.isArray(deviceData)) {
        deviceData.forEach((device) => {
          handleAlarm(device.deviceId, device.isAlarm)
        })
      } else {
        handleAlarm(deviceData.deviceId, deviceData.isAlarm)
      }
    } else if (e.data.type === 'isGetRotate') {
      const isGetRotate = e.data.value
      console.log('isGetRotate:', isGetRotate)
      toggleAutoRotation(isGetRotate)
    }
  },
  false
)

function toggleAutoRotation(isAutoRotating) {
  var camera = scene.activeCamera
  clickParentRotate = !isAutoRotating
  if (!isAutoRotating) {
    // 启用自动旋转
    camera.useAutoRotationBehavior = true
  } else {
    // 禁用自动旋转
    camera.useAutoRotationBehavior = false
    camera.angularSpeed = 0 // 停止旋转
  }
}

// 相机运动到指定视角（带动画）
function moveCameraTo(targetPreset) {
  // 获取目标参数
  var target = targetAngles[targetPreset]
  if (!target) return console.error('无效的视角预设')
  var camera = scene.activeCamera

  // 禁用用户交互（可选）
  camera.panningInertia = 0 // 禁止平移

  // 创建并设置动画
  var animationAlpha = new BABYLON.Animation(
    'cameraAlphaAnimation',
    'alpha',
    60, // 帧率
    BABYLON.Animation.ANIMATIONTYPE_FLOAT,
    BABYLON.Animation.ANIMATIONLOOPMODE_CONSTANT
  )

  var animationBeta = new BABYLON.Animation(
    'cameraBetaAnimation',
    'beta',
    60, // 帧率
    BABYLON.Animation.ANIMATIONTYPE_FLOAT,
    BABYLON.Animation.ANIMATIONLOOPMODE_CONSTANT
  )

  var animationRadius = new BABYLON.Animation(
    'cameraRadiusAnimation',
    'radius',
    60, // 帧率
    BABYLON.Animation.ANIMATIONTYPE_FLOAT,
    BABYLON.Animation.ANIMATIONLOOPMODE_CONSTANT
  )

  // 定义关键帧
  var keysAlpha = [
    { frame: 0, value: camera.alpha },
    { frame: 120, value: target.alpha }
  ]
  var keysBeta = [
    { frame: 0, value: camera.beta },
    { frame: 120, value: target.beta }
  ]
  var keysRadius = [
    { frame: 0, value: camera.radius },
    { frame: 120, value: target.radius }
  ]

  animationAlpha.setKeys(keysAlpha)
  animationBeta.setKeys(keysBeta)
  animationRadius.setKeys(keysRadius)

  // 设置缓动函数
  var easingFunction = new BABYLON.CubicEase()
  easingFunction.setEasingMode(BABYLON.EasingFunction.EASINGMODE_EASEINOUT)
  animationAlpha.setEasingFunction(easingFunction)
  animationBeta.setEasingFunction(easingFunction)
  animationRadius.setEasingFunction(easingFunction)

  // 开始动画
  scene.beginDirectAnimation(camera, [animationAlpha, animationBeta, animationRadius], 0, 120, false, 1, function() {
    // 动画完成后恢复用户交互
    camera.panningInertia = 0.1
    toggleAutoRotation(true)
    window.parent.postMessage({ type: 'autoRotationStatus', value: true }, '*')
  })
}