var viewer;

let fragProxy;
var targetFloorZ;
var elevatorSpeed;
var selector = "#forgeViewer";
var myDataList;
var lightDataList;
var lightList = [];//燈光清單
var levels;//剖面用
var lowerIdx;//剖面的下方樓層
var upperIdx;//剖面的上方樓層

function launchViewer(urn, callback,failCallback, _selector = "#forgeViewer") {
    selector = _selector;
    var options = {
        env: 'AutodeskProduction',
        getAccessToken: getForgeToken,
        settings: {
            ambientShadows: false,
            groundShadows: false
        }
    };

    Autodesk.Viewing.Initializer(options, () => {
        viewer = new Autodesk.Viewing.GuiViewer3D($(selector)[0]);
        //viewer = new Autodesk.Viewing.Viewer3D(document.getElementById('forgeViewer'));
        viewer.start();
        var documentId = 'urn:' + urn;

        Autodesk.Viewing.Document.load(documentId, onDocumentLoadSuccess, onDocumentLoadFailure);
        setShadowShow();

        $(selector).on("autodesk:loaded", function (e, nodeIds) {
            callback ? callback(viewer, nodeIds) : "";
        })
        $(selector).on("autodesk:loaded:fail", function (e) {
            failCallback ? failCallback(viewer) : "";
        })

        //test 
        // for (let i = 0; i < urn.length; i++) {
        //     Autodesk.Viewing.Document.load(urn[i]["urn"], async (doc) => {
        //         let viewables = doc.getRoot().getDefaultGeometry();
        //         let model = await viewer.loadDocumentNode(doc, viewables, {
        //             preserveView: false,
        //             keepCurrentModels: true,
        //             placementTransform: (new THREE.Matrix4()).setPosition(urn[i]["xform"]),
        //             keepCurrentModels: true,
        //             globalOffset: {
        //                 x: 0,
        //                 y: 0,
        //                 z: 0
        //             }
        //         });

        //         await viewer.waitForLoadDone(); //!<<< Wait for loading materials, properties and geometries for this model (URN)
        //     });
        // }

        //loadHeatmaps(viewer.getAllModels()[0]); //!<<< equals to viewer.model



    });
}

function launchViewerForHotspot(urn, callback, failCallback, _selector = "#forgeViewer") {
    selector = _selector;
    var av = Autodesk.Viewing;
    var options = {
        env: 'AutodeskProduction',
        getAccessToken: getForgeToken,
        settings: {
            ambientShadows: false,
            groundShadows: false
        }
    };

    Autodesk.Viewing.Initializer(options, () => {
        viewer = new Autodesk.Viewing.GuiViewer3D($(selector)[0]);
        viewer.start();
        var documentId = 'urn:' + urn;

        viewer.addEventListener(av.GEOMETRY_LOADED_EVENT, addHotPoint, {
            once: true,
        });

        Autodesk.Viewing.Document.load(documentId, onDocumentLoadSuccess, onDocumentLoadFailure);
        setShadowShow();
        $(selector).on("autodesk:loaded", function (e, nodeIds) {
            callback ? callback(viewer, nodeIds) : "";
            console.log(viewer.get)
        })

        $(selector).on("autodesk:loaded:fail", function (e) {
            failCallback ? failCallback(viewer) : "";
        })
    });
}

function launchViewerNoTools(urn, callback, failCallback, _selector = "#forgeViewer") {
    selector = _selector;
    var options = {
        env: 'AutodeskProduction',
        getAccessToken: getForgeToken,
        settings: {
            ambientShadows: false,
            groundShadows: false
        }
    };

    Autodesk.Viewing.Initializer(options, () => {
        //viewer = new Autodesk.Viewing.GuiViewer3D(document.getElementById('forgeViewer'));
        viewer = new Autodesk.Viewing.Viewer3D($(selector)[0]);
        viewer.start();
        var documentId = 'urn:' + urn;

        Autodesk.Viewing.Document.load(documentId, onDocumentLoadSuccess, onDocumentLoadFailure);
        setShadowShow();
        $(selector).on("autodesk:loaded", function (e, nodeIds) {
            callback ? callback(viewer, nodeIds) : "";
        })

        $(selector).on("autodesk:loaded:fail", function (e) {
            failCallback ? failCallback(viewer) : "";
        })
    });
}

function getAllLeafComponents(viewer, callback) {
    var cbCount = 0;
    var tree;
    var jsData = []

    function getLeafComponentsRec(current, parent) {
        cbCount++;
        if (tree.getChildCount(current) != 0) {
            tree.enumNodeChildren(current, function (children) {
                getLeafComponentsRec(children, current);
            }, false);
        }
        var nodeName = viewer.model.getInstanceTree().getNodeName(current)
        jsData.push({ id: current, parent: parent, text: nodeName })

        if (--cbCount == 0) callback(jsData);
    }
    viewer.getObjectTree(function (objectTree) {
        tree = objectTree;
        var rootId = tree.getRootId()
        var nodeName = viewer.model.getInstanceTree().getNodeName(rootId)
        jsData.push({ id: rootId, parent: '#', text: nodeName })
        var allLeafComponents = getLeafComponentsRec(rootId, '#');

    });
}

class elevator3D {
    constructor(option = {}) {
        this.ele = option.element;
        this.viewer = option.viewer;
        this.nodeId = option.nodeId;
        this.speed = option.speed ?? 0.03;
        this.tagValue = option.tagValue ?? "";
        this.fragProxys = [];
        this.fragProxy = null;
        this.initCallback = option.inited ?? null;
        this.movStatus = 0;
        this.targetFloorZ = 0;
        this.floorHeight = option.floorHeight ?? [{}];
        this.init();
    }

    // 定義遍歷模型中所有片段的異步函數
    enumFragments = function (nodeId) {
        return new Promise((resolve, reject) => {
            // 定義結果陣列
            let result = [];
            // 使用 InstanceTree.enumNodeFragments 遍歷模型中的所有片段
            this.viewer?.model?.getData().instanceTree.enumNodeFragments(nodeId,(fragId) => {
                // 將遍歷到的片段 ID 添加到結果陣列中
                result.push(fragId);
            }, (nodeId) => {
                // 如果遍歷到的節點是葉節點，则返回 true，表示繼續遍歷該節點的片段
                return model.getData().instanceTree.isLeaf(nodeId);
            });
            // 将结果陣列作為参数调用 resolve 函数
            resolve(result);
        });
    }

    // 設置樹狀結構中片段
    setTreeFrag = async function (callback) {
        let tree = this.viewer?.model?.getData().instanceTree;
        if (!tree) {
            return;
        }

        let nodeId = this.nodeId;

        if (nodeId) {
            // 刪除 fragmentProxys 中與當前 nodeId 相同的項目
            this.fragProxys.filter(x => x.nodeId == nodeId).forEach((x) => {
                let idx = this.fragProxys.indexOf(x);
                this.fragProxys.splice(idx, 1);
            })

            // 遍歷當前 nodeId 中的所有片段
            let fragments = await this.enumFragments(nodeId);

            fragments.forEach((frag) => {
                // 取得當前片段的 FragmentProxy 物件
                let fragProxy = this.viewer.impl.getFragmentProxy(this.viewer.model, frag);
                // 將當前片段的信息添加到 fragProxys 陣列中
                this.fragProxys.push({ nodeId: nodeId, fragId: frag, frag: fragProxy });
                // 取得當前片段的動畫變換矩陣
                fragProxy.getAnimTransform();
                // 定義當前片段的位置向量
                let fragPosition = new THREE.Vector3(0, 0, 0);// 一樓0 二樓15 三樓 26
                // 設置當前片段的位置
                fragProxy.position = fragPosition;
                // 更新當前片段的動畫變換矩陣
                fragProxy.updateAnimTransform();
            })

        }
        // 通知檢視器更新場景
        this.viewer.impl.sceneUpdated(true);

        if (typeof $(this.ele)[0]._elevator3D == "undefined") {
            $(this.ele)[0]._elevator3D = [];
        }

        $(this.ele)[0]._elevator3D.push({ nodeId: nodeId, obj: this });

        this.initCallback ? this.initCallback() : "";
        callback ? callback() : "";
    }

    init = function (callback = null) {
        this.setTreeFrag(callback);
    }

    setElevatorFloor = function (floor) {
        this.targetFloorZ = this.floorHeight.filter(x => x.floor == floor)[0]?.height ?? 0;
    }

    setElevatorSpeed = function (speed) { //0.01 ~ 1
        this.speed = speed;
    }

    // 電梯移動
    movElevator = async function () {
        let nodeId = this.nodeId;
        let fragProxyZ = 0;   // 定義 fragProxyZ 變量，用於存儲當前片段的 z 坐標

        // 取得當前 nodeId 的片段代理對象
        let fragProxy = this.fragProxys.filter(x => x.nodeId == nodeId)[0]?.frag;
        if (!fragProxy) {
            return;
        }

        changeColor(nodeId);

        if ((this.movStatus == 2 && fragProxy.position.z.roundDecimal(2) < this.targetFloorZ.roundDecimal(2)) ||
            (this.movStatus == 1 && fragProxy.position.z.roundDecimal(2) > this.targetFloorZ.roundDecimal(2)) ||
            fragProxy.position.z.roundDecimal(2) == this.targetFloorZ.roundDecimal(2)) {
            stoped(this);
        }

        if (fragProxy.position.z.roundDecimal(2) > this.targetFloorZ.roundDecimal(2)) {
            this.movStatus = 2;
        }
        else if (fragProxy.position.z.roundDecimal(2) < this.targetFloorZ.roundDecimal(2)) {
            this.movStatus = 1;
        }

        // 遍歷當前 nodeId 中的所有片段
        let fragments = await this.enumFragments(nodeId);

        fragments.forEach((frag) => {
            let fragProxy = this.viewer.impl.getFragmentProxy(this.viewer.model, frag);
            fragProxy.getAnimTransform();

            if (this.movStatus == 2) {
                fragProxy.position.z -= this.speed;
            }
            else if (this.movStatus == 1) {
                fragProxy.position.z += this.speed;
            }
            let tarFrag = this.fragProxys.filter(x => x.nodeId == nodeId && x.fragId == frag)[0];
            if (tarFrag) { 
                tarFrag.frag.position.z = fragProxy.position.z;
            }
            fragProxyZ = fragProxy.position.z;
            fragProxy.updateAnimTransform()
        })

        this.viewer.impl.sceneUpdated(true);

        let movElevator = $(this.ele)[0]._elevator3D.filter(x => x.nodeId == this.nodeId)[0]?.obj.movElevator.bind(this);

        if (this.movStatus == 2) {
            if (fragProxyZ >= this.targetFloorZ) {
                requestAnimationFrame(() => {
                    movElevator();
                });
            } else {
                stoped(this);
            }
        }
        else if (this.movStatus == 1) {
            if (fragProxyZ <= this.targetFloorZ) {
                requestAnimationFrame(() => {
                    movElevator();
                });
            } else {
                stoped(this);
            }
        } else {
            stoped(this);
        }

        function stoped(obj) {
            obj.movStatus = 0;
            hideColor(nodeId);
            return;
        }
    }
}

function onDocumentLoadSuccess(doc, eleOption) {

    var viewables = doc.getRoot().getDefaultGeometry();
    viewer.loadDocumentNode(doc, viewables).then(i => {
        // documented loaded, any action?

    });
    // viewer.addEventListener(Autodesk.Viewing.AGGREGATE_SELECTION_CHANGED_EVENT, (args) => {
    //     var currSelection = viewer.getSelection();
    //     var domElem = document.getElementById('id_printer');
    //     domElem.innerText = currSelection[0];
    // });

    viewer.addEventListener(Autodesk.Viewing.GEOMETRY_LOADED_EVENT, function () {
        let instanceTree = viewer.model.getData().instanceTree;
        console.log(instanceTree.nodeAccess)
        allDbIdsStr = Object.keys(instanceTree.nodeAccess.dbIdToIndex);
        /*getNodeIdByDbIds("【電梯】", (nodeIds) => {*/
        $(selector).trigger("autodesk:loaded");
        /*});*/

        
    });

    
}

// 輔助函數，使用 Promise 封裝 viewer.getProperties 函數
function viewerGetProperties(dbIds,attributeName = null) {
    // 在這裡，我們使用 viewer.getProperties 函數的成功回調函數作為 resolve 函數，
    // 並使用 viewer.getProperties 函數的失敗回調函數作為 resolve 函數的參數
    // 這樣，當 viewer.getProperties 函數成功時，Promise 會傳回 properties 物件；
    // 當 viewer.getProperties 函數失敗時，Promise 會傳回 null。
    return new Promise((resolve, reject) => {
        let option = {};
        if (attributeName != null) {
            option.propFilter = [attributeName]; // 限制只返回指定的屬性
        }
        viewer.model.getBulkProperties2(dbIds, option,    // 取得指定元素的屬性信息
        function (elements) {
            resolve(elements);   // 成功時傳回 elements 物件
        })
    });
}

// 輔助函數，使用 Promise 封裝 viewer.search 函數
async function getNodeIdBySearch(text) {
    return new Promise((resolve, reject) => {
        viewer.search(text, (e) => {      // 在 3D 模型中搜索具有指定文本的元素
            resolve(e);          // 成功時傳回搜索結果
        }, (e) => {
            resolve(null);       // 失敗時傳回 null
        })
    })
}

// 主函數 - 透過 model 全部 node 取得特定 nodeId 
async function getNodeIdByDbIds(checkValue = [], callback = null) {
    let evelMap = new Map();
    let hasElement = false; // 設置是否有 【tag_id】的node
    let targetNodeIds = await getNodeIdBySearch(checkValue);
    let elements = await viewerGetProperties(targetNodeIds,"【tag_id】");

    // 從 elements 中篩選出包含 【tag_id】 屬性的元素
    elements = elements.filter(x => x.properties.findIndex(y => y.displayName == "【tag_id】" && checkValue.indexOf(y.displayValue) != -1) != -1);

    if (elements) {
        hasElement = true;
    }

    for (var e of elements) {
        let name = e.properties[0].displayValue;    // 獲取元素的 【tag_id】 屬性
        let chiElements = null;

        // 獲取 node 元素的子元素信息
        targetNodeIds = await viewerGetProperties([e.dbId], "child");
        // 二次篩選
        chiElements = targetNodeIds.filter(x => x.properties.findIndex(y => y.displayName == "child") != -1);

         // 獲取子元素的 nodeId
        targetNodeIds = chiElements.map(x => x.properties[0].displayValue);
        // 獲取子元素的屬性信息
        chiElements = await viewerGetProperties(targetNodeIds);

        // 將 node 元素的 【tag_id】 屬性和子元素的 nodeId 加入 Map 中
        evelMap.set(name, chiElements[0]?.dbId);
    }

    if (!hasElement) {
        callback ? callback([]) : "";
        return [];
    }

    callback ? callback(evelMap) : "";
    return evelMap;
}


function setElevatorFloor(floor) {
    if (floor == 0)
        targetFloorZ = 0;
    else if (floor == 1)
        targetFloorZ = 15;
    else if (floor == 2)
        targetFloorZ = 26;
}

function setElevatorSpeed(speed) { //0.01 ~ 1
    elevatorSpeed = speed;
}

function movElevator() {


    let tree = viewer.model.getData().instanceTree;
    let nodeId = 10952;
    let fragProxyZ = 0;
    var movStatus = 0; // 0=no 1=up 2=down


    if (fragProxy.position.z > targetFloorZ) {
        movStatus = 2
    }
    else if (fragProxy.position.z < targetFloorZ) {
        movStatus = 1
    }

    if (movStatus == 0) {
        return;
    }

    tree.enumNodeFragments(nodeId, function (frag) {
        fragProxy = viewer.impl.getFragmentProxy(viewer.model, frag);
        fragProxy.getAnimTransform();
        //let fragPosition = new THREE.Vector3(0, 0, 15);// 一樓0 二樓15 三樓 26
        if (movStatus == 2) {
            fragProxy.position.z -= elevatorSpeed;
        }
        else if (movStatus == 1) {
            fragProxy.position.z += elevatorSpeed;
        }

        fragProxyZ = fragProxy.position.z;
        fragProxy.updateAnimTransform()

    });
    viewer.impl.sceneUpdated(true);

    if (movStatus == 2) {
        if (fragProxyZ >= targetFloorZ) {
            requestAnimationFrame(movElevator);
        }
    }
    else if (movStatus == 1) {
        if (fragProxyZ <= targetFloorZ) {
            requestAnimationFrame(movElevator);
        }
    }


    //let fragPosition = new THREE.Vector3(position);// 一樓0 二樓15 三樓 26

    //fragProxy.position = fragPosition;

    //fragProxy.updateAnimTransform();

    //viewer.impl.sceneUpdated(true);
}

function getAllDbIds(viewer) {
    var instanceTree = viewer.model.getData().instanceTree;

    var allDbIdsStr = Object.keys(instanceTree.nodeAccess.dbIdToIndex);

    return allDbIdsStr.map(function (id) { return parseInt(id) });
}

/**
 * Autodesk.Viewing.Document.load() failuire callback.
 */
function onDocumentLoadFailure(viewerErrorCode) {
    $(selector).trigger("autodesk:loaded:fail");
    console.error("onDocumentLoadFailure() - errorCode:" + viewerErrorCode);
}

function getForgeToken(callback) {
    fetch(forgeTokenBase.url).then(res => {
        res.json().then(data => {
            let limitResType = ["object", "undefined"];
            let access_token = data;
            $.each(forgeTokenBase.res_access_token, (idx, dict) => {
                access_token = access_token[dict];
            })

            let expires_in = data;
            $.each(forgeTokenBase.res_expires_in, (idx, dict) => {
                expires_in = expires_in[dict];
            })

            if (limitResType.includes(typeof access_token) || limitResType.includes(typeof expires_in)) {
                access_token = "", expires_in = "";
                throw "access_token or expires_in on the ForgeTokenBase object for getting forge token by URL is not the correct path.";
            }

            callback(access_token, expires_in);
        });
    });
    //callback("eyJhbGciOiJSUzI1NiIsImtpZCI6IlU3c0dGRldUTzlBekNhSzBqZURRM2dQZXBURVdWN2VhIn0.eyJzY29wZSI6WyJkYXRhOndyaXRlIiwiZGF0YTpyZWFkIiwiYnVja2V0OnJlYWQiLCJidWNrZXQ6dXBkYXRlIiwiYnVja2V0OmNyZWF0ZSJdLCJjbGllbnRfaWQiOiJUQTNocXNGZnpRYk5PVVhLcGxkS1VLU2V3NFNKMjF3NSIsImF1ZCI6Imh0dHBzOi8vYXV0b2Rlc2suY29tL2F1ZC9hand0ZXhwNjAiLCJqdGkiOiJiemxzWE5qWElvZ2R1UjUzTUJkdlhrTTNTT01qeVB1bHJrMmdTVWJudGNTeDg1b01kRG1xejg3Z05jenJkRzhpIiwiZXhwIjoxNjY4MTgzMDM2fQ.VU3qLwTJ9nlXnomKCdk4y5UcgszGEO_zlvE7w5mWWajeBMwKLo-zw7LJEqUEajRksvssppR9SbVsjLSx-vDVc3DRhCo3jYTWKPT1T3wQrlkOSqLeIrAdnKdBDNBWKgrGJt_xcmXc3dZ3XNKf9L_F6Ex808rUlo6cem1mcPpKl1jCBDqKu1mAX7aDtZ65TTQZbGGhbG4HdnET-d1i5w4LunGN11UAHhDUW3n0SWWIBL27PiiUQONZttajhD5st6IngYLcjr93BYVyJmDF7-wm4WZlHSw2OnXIfbJcFXEd83uVv_Rej4UXjzZ0e6kHwzc2nvGvKSIFu3Nt7CabdR8CkA", 3599);
}

//------------------ 熱圖 -------------------------------
class ADHeatMaps {
    constructor(option = {}) {
        this.devices = option.devices ?? [];
        this.checkNodeString = "【ROOM】";
        this.tempVals = [];
        this.roomDbIds = [];  //房間 dbId
        this.model = null;
        this.dataVizExtn = null;
        this.onComplete = option.onComplete ?? null;
        this.init();
    }

    init = async function () {
        // 載入 Autodesk Viewer 的資料視覺化擴充功能
        const dataVizExtn = await viewer.loadExtension("Autodesk.DataVisualization");
        // 儲存 Viewer 的模型
        this.model = viewer.model;
        const {
            SurfaceShadingData,
            SurfaceShadingPoint,
            SurfaceShadingNode,
        } = Autodesk.DataVisualization.Core;

        //let nodeIds = await getNodeIdByDbIds(this.checkNodeString);
        //nodeIds = Array.from(nodeIds);
        //nodeIds = nodeIds.map(x => { return { room: x[0] , nodeId: x[1]} });
        this.roomDbIds = this.devices.filter(x => x.roomDbId != -1).map(x => x.roomDbId).Distinct();

        // 建立一個 SurfaceShadingData 物件，並將 SurfaceShadingNode 加入到該物件中
        const heatmapData = new SurfaceShadingData();

        $.each(this.roomDbIds, (idx, rDbid) => {
            // 建立一個名為 "Room Panel" 的 SurfaceShadingNode 物件，並將房間的模型給傳入，只在該房間呈現溫度
            const shadingNode = new SurfaceShadingNode("RoomPanel" + rDbid, rDbid);

            // 遍歷每個設備，建立一個 SurfaceShadingPoint 物件並加入到 SurfaceShadingNode 中，透過這些設備渲染溫度
            this.devices.filter(x => x.roomDbId == rDbid).forEach((device) => {
                const shadingPoint = new SurfaceShadingPoint(
                    device.id,
                    device.position,
                    device.sensorTypes
                );
                shadingNode.addPoint(shadingPoint);
                device.temp = 0;
            });

            heatmapData.addChild(shadingNode);
        })

        // 將資料初始化並顯示在模型上
        heatmapData.initialize(this.model);

        // 對模型做表面顏色的渲染
        await dataVizExtn.setupSurfaceShading(this.model, heatmapData);

        // 對 "temperature" 的溫度設定兩種顏色：紅色和藍色
        dataVizExtn.registerSurfaceShadingColors("temperature", [0x0000ff, 0xff0000]);

        this.dataVizExtn = dataVizExtn;

        $.each(this.roomDbIds, (idx, rDbid) => {
            this.dataVizExtn.renderSurfaceShading("RoomPanel" + rDbid, "temperature", this.getSensorValue.bind(this));
        })

        /*this.changeTemp(this.tempVal);*/
        this.onComplete ? this.onComplete() : "";
    }

    getSensorValue = function(device, sensorType) {
        let dev = this.devices.filter(x => x.id == device.id)[0];
        return dev.temp / 40;
    }

    // 改變溫度
    changeTemp = function (devId, temp) {
        this.tempVal = temp;
        // 透過 device id 取得 roomDbId
        this.devices.forEach((dev) => {
            if (devId == dev.id) {
                dev.temp = temp;
            }
        })
       
        this.dataVizExtn.updateSurfaceShading(this.getSensorValue.bind(this));

        //if (rDbid != null) {
        //    // 取得新的溫度值
        //    let getSensorValue = (device, sensorType) => {
        //        return this.tempVal / 40;
        //    }
        //    // 對 "Room Panel" 做表面顏色的渲染，並使用新的溫度值
        //    this.dataVizExtn.renderSurfaceShading("RoomPanel" + rDbid, "temperature", getSensorValue);
        //}
    }
}

//全部物件 透明度: 輸入0:透明；輸入1:不透明
function setTransparentBuilding(transparent, filDbids = []) {
    for (var i = 0; i < allDbIdsStr.length; i++) {
        setTransparency(parseInt(allDbIdsStr[i]), transparent);
    }

    for (var i = 0; i < filDbids.length; i++) {
        setTransparency(parseInt(filDbids[i]), transparent == 0 ? 1 : 0);
    }
}

//設定模型 透明度
function setTransparency(nodeId, opacity) {
    var model = viewer.model;
    var fragList = viewer.model.getFragmentList();
    var fragIds = [];

    model.getData().instanceTree.enumNodeFragments(
        nodeId, (fragId) => {
            // 將遍歷到的片段 ID 添加到結果陣列中
            fragIds.push(fragId)
        }, (nodeId) => {
            // 如果遍歷到的節點是葉節點，则返回 true，表示繼續遍歷該節點的片段
            return model.getData().instanceTree.isLeaf(nodeId);
        });

    fragIds.forEach((fragId) => {
        //获取材质
        var material = fragList.getMaterial(fragId);

        if (material) {
            //设置透明度
            material.opacity = opacity;//0.5;
            material.transparent = true;
            //标记更新
            material.needsUpdate = true;
        }
    })

    //更新viewer
    viewer.impl.invalidate(true, true, true);
}

function changeColor(nodeId, color = [0, 255, 0, 1]) {//電梯變綠色
    let model = viewer.model;
    let fragList = viewer.model.getFragmentList();
    let instanceTree = viewer.model.getData().instanceTree;
    color = color.map((x, i) => i < 3 ? x / 255 : x);
    color = new THREE.Vector4().fromArray(color);
    model.getData().instanceTree.enumNodeFragments(
        nodeId, (fragId) => {
            // 將遍歷到的片段 ID 添加到結果陣列中
            let material = fragList.getMaterial(fragId);

            if (material) {
                //设置透明度
                material.opacity = 1;//0.5;
                material.transparent = true;
                //标记更新
                material.needsUpdate = true;
            }
        }, (nodeId) => {
            // 如果遍歷到的節點是葉節點，则返回 true，表示繼續遍歷該節點的片段
            return model.getData().instanceTree.isLeaf(nodeId);
        });
    instanceTree.enumNodeChildren(nodeId, function (chiNodeId) {
        viewer.setThemingColor(chiNodeId, color);
    }, (chiNodeId) => {
        // 如果遍歷到的節點是葉節點，则返回 true，表示繼續遍歷該節點的片段
        return model.getData().instanceTree.isLeaf(chiNodeId);
    })
}

function hideColor(nodeId) {//顏色改成透明
    let instanceTree = viewer.model.getData().instanceTree;
    instanceTree.enumNodeChildren(nodeId, function (chiNodeId) {
        var color = new THREE.Vector4(0, 1, 0, 0);
        viewer.setThemingColor(chiNodeId, color);
    }, true)

}

//紀錄燈具座標
async function getLightData(data) {
    lightDataList = data;
}

async function testNewLight(dataList) {
    dataList.forEach((myData, index) => {
        const position = JSON.parse(myData.device_node_coordinate_3d);
        lightList.push({ dbid: myData.forge_dbid, device_guid: myData.device_guid, lightObject: new THREE.SpotLight(0xffffff, 200, 20, 0.6, 0.5, 10) });

        lightList[index].lightObject.position.set(position.x, position.y, position.z);
        lightList[index].lightObject.castShadow = true;
        lightList[index].lightObject.visible = true;
        lightList[index].lightObject.target.position.set(position.x, position.y, position.z - 20);
        viewer.scene.add(lightList[index].lightObject.target);
        viewer.scene.add(lightList[index].lightObject);
        viewer.impl.sceneUpdated(true);

    });
}

//------------------- 加入熱點 -----------------
async function addHotPoint(data) {
    var viewer = data.target;
    const dataVizExtn = await viewer.loadExtension("Autodesk.DataVisualization");
    const DataVizCore = Autodesk.DataVisualization.Core;
    const viewableType = Autodesk.DataVisualization.Core.ViewableType.SPRITE;//DataVizCore.ViewableType.SPRITE;
    const spriteColor = new THREE.Color(0xffffff);
    const dbIdStart = 10;
    const dbIdEnd = 19;
    let spriteIcon = "/file/img/forge/hotspot.svg";
    if (location.href.indexOf("localhost:5966") != -1) {
        spriteIcon = "/img/forge/hotspot.svg";
    }

    const style = new DataVizCore.ViewableStyle(viewableType, spriteColor, spriteIcon);

    if (lightDataList != undefined && lightDataList != null && lightDataList.length > 0) {
        testNewLight(lightDataList);
    }
    

    //熱點 點擊事件註冊
    viewer.addEventListener(DataVizCore.MOUSE_CLICK, onSpriteClicked);// SPRITE_SELECTED

    //viewer.addEventListener(
    //    Autodesk.Viewing.SELECTION_CHANGED_EVENT,
    //    onSelectionChange
    //);

    const viewableData = new DataVizCore.ViewableData();
    viewableData.spriteSize = 24; // Sprites as points of size 24 x 24 pixels

    myDataList.forEach((myData, index) => {
        const dbId = 10 + index;
        const myPosition = myData.position;
        const viewable = new DataVizCore.SpriteViewable(myPosition, style, dbId);
        myData._dbId = dbId;
        viewableData.addViewable(viewable);
    });

    await viewableData.finish();
    dataVizExtn.addViewables(viewableData);
    $(selector).trigger("autodesk:complete:sprite", { myDataList });

    //---------------- 熱點點擊事件 --------------------
    function onSpriteClicked(event) {
        event.hasStopped = true;
        if (event != undefined && event != null) {
            if (event.dbId >= dbIdStart) {//event.dbId > 0 && event.dbId < 19
                console.log(`Sprite clicked: ${event.dbId}`);
                
                for (let i = dbIdStart; i <= myDataList.length + 10; i++) {
                    changeColorForHotspot(i);
                    changeScaleForHotspot(i, false);
                }
                let myData = myDataList.filter(x => x._dbId == event.dbId)[0];
                if (lightList != undefined && lightList != null && lightList.length > 0) {
                    //setLightOpenOrClose(false, myData.device_guid);//關燈測試
                    //setLightValues(myData.device_guid, 20, 0x00ff00);//更改燈光顏色和強度的測試
                    moveViewToDevice(myData.forge_dbid);//移動視角至該設備
                }
                $(selector).trigger("autodesk:click:sprite", { event, myData });
            } else {
                $(selector).trigger("autodesk:clickOut:sprite", { event });
            }

            if (event.clickInfo != null) {
                //document.getElementById('deviceName').innerHTML = viewer.model.getInstanceTree().getNodeName(event.clickInfo.dbId);
                //document.getElementById('deviceDbid').innerHTML = event.clickInfo.dbId;
                //document.getElementById('devicePosition').innerHTML = "(" + (event.clickInfo.point.x).toFixed(2) + ", " + (event.clickInfo.point.y).toFixed(2) + ", " + (event.clickInfo.point.z).toFixed(2) + ")";
                console.log(`event>>  dbId: ${event.clickInfo.dbId}, id: ${event.clickInfo.object.id}, position.x: ${event.clickInfo.point.x}, y: ${event.clickInfo.point.y}, z: ${event.clickInfo.point.z}, name: ${viewer.model.getInstanceTree().getNodeName(event.clickInfo.dbId)}`);
            }
        }
    }

    //function onSelectionChange(event) {
    //    if (event != undefined && event != null) {
    //        const dbIds = event.dbIdArray;

    //        if (dbIds.length > 0) {
    //            // 處理已選取元件的邏輯
    //            $(selector).trigger("autodesk:click:sprite", event);
    //            console.log(`------ name: ${viewer.model.getInstanceTree().getNodeName(dbIds)} , dbId: ${dbIds}`);//, id: ${event.clickInfo.object.id}, position.x: ${event.clickInfo.point.x}, y: ${event.clickInfo.point.y}, z: ${event.clickInfo.point.z}
    //        } else {
    //            // 處理沒有選取元件的邏輯
    //            $(selector).trigger("autodesk:click:sprite", event);
    //            console.log("no item");
    //        }
    //    }
    //}

}

// 熱點 更換顏色
async function changeColorForHotspot(dbId, type = null) {
    const dataVizExtn = await viewer.loadExtension("Autodesk.DataVisualization");
    let spriteColorFocus = new THREE.Color(0xffffff); 
    if (type == "focus") {
        spriteColorFocus = new THREE.Color(0x00ffe1);
    } else if (type == "error") {
        spriteColorFocus = new THREE.Color(0xff0000);
    } 
    const viewablesToUpdate = dbId;
    dataVizExtn.invalidateViewables(viewablesToUpdate, (viewable) => {
        return {
            color: spriteColorFocus,
        };
    });
}

// 熱點 更換大小
async function changeScaleForHotspot(dbId, type = true) {
    const dataVizExtn = await viewer.loadExtension("Autodesk.DataVisualization");
    let scale = 1;
    if (type) {
        scale = 1.2;
    }
    const viewablesToUpdate = dbId;
    dataVizExtn.invalidateViewables(viewablesToUpdate, (viewable) => {
        return {
            scale: scale, // Restore the viewable size
            //url: "https://.../circle.svg",
        };
    });
}

//------------------- end --------------



//------------------ 熱圖 -------------------------------
async function loadHeatmaps(model) {
    const dataVizExtn = await viewer.loadExtension("Autodesk.DataVisualization");

    //取三個空調設備的位置打點
    const devices = [
        {
            id: "Oficina 5",
            //name: "Oficina-",
            position: { x: 6.98, y: -19.00, z: 16.86 }, // x: 0, y: 25, z: -2.5      (-4.93, -20.61, 16.86)
            sensorTypes: ["temperature", "humidity"]
        },
        {
            id: "Oficina 4",
            //name: "Oficina-",
            position: { x: 35.85, y: -2.24, z: 16.86 }, // x: 0, y: 25.03, z: -2.52  (23.94, -3.85, 16.86)
            sensorTypes: ["temperature", "humidity"]
        },
        {
            id: "Oficina 3",
            //name: "Oficina-",
            position: { x: 6.98, y: -2.24, z: 16.86 }, // x: 0, y: 25.03, z: -2.52   (-4.93, -3.85, 16.86)
            sensorTypes: ["temperature", "humidity"]
        }
    ];
    //冷氣N5: (-4.93, -20.61, 16.86), N4: (23.94, -3.85, 16.86), N3: (-4.93, -3.85, 16.86)

    // Initialize sensor values
    let sensorVals = [];
    for (let i = 0; i < devices.length; i++) {
        sensorVals[i] = Math.random();
    }

    const roomDbIds = [];
    roomDbIds.push(7567);

    const {
        SurfaceShadingData,
        SurfaceShadingPoint,
        SurfaceShadingNode,
    } = Autodesk.DataVisualization.Core;

    const shadingNode = new SurfaceShadingNode("Room Panel", roomDbIds);

    devices.forEach((device) => {
        const shadingPoint = new SurfaceShadingPoint(
            device.id,
            device.position,
            device.sensorTypes
        );
        shadingNode.addPoint(shadingPoint);
    });

    const heatmapData = new SurfaceShadingData();
    heatmapData.addChild(shadingNode);
    heatmapData.initialize(model);

    // Setup surface shading
    await dataVizExtn.setupSurfaceShading(model, heatmapData);

    dataVizExtn.registerSurfaceShadingColors("temperature", [0xff0000, 0x0000ff]);

    function getSensorValue(device, sensorType) {
        return sensorVals[parseInt(device.id.slice(-1)) - 1];
    }

    dataVizExtn.renderSurfaceShading("Room Panel", "temperature", getSensorValue);

    setInterval(() => {
        // Modify sensor values.
        for (let i = 0; i < devices.length; i++) {
            sensorVals[i] = Math.random();
        }
        dataVizExtn.updateSurfaceShading(getSensorValue);
    }, 2000);
}
//------------------ end --------------------------------
async function loadHeatmapsForFloor(model) {

    const dataVizExtn = await viewer.loadExtension("Autodesk.DataVisualization");

    //x: -17.33, y: 51.03, z: -2.52
    const devices = [
        {
            id: "Oficina 5",
            //name: "Oficina-",
            position: { x: 6.98, y: -19.00, z: 16.86 }, // x: 0, y: 25, z: -2.5      (-4.93, -20.61, 16.86)
            sensorTypes: ["temperature", "humidity"]
        },
        {
            id: "Oficina 4",
            //name: "Oficina-",
            position: { x: 35.85, y: -2.24, z: 16.86 }, // x: 0, y: 25.03, z: -2.52  (23.94, -3.85, 16.86)
            sensorTypes: ["temperature", "humidity"]
        },
        {
            id: "Oficina 3",
            //name: "Oficina-",
            position: { x: 6.98, y: -2.24, z: 16.86 }, // x: 0, y: 25.03, z: -2.52   (-4.93, -3.85, 16.86)
            sensorTypes: ["temperature", "humidity"]
        }
    ];

    // Initialize sensor values
    let sensorVals = [];
    for (let i = 0; i < devices.length; i++) {
        sensorVals[i] = Math.random();
    }

    const roomDbIds = [];

    roomDbIds.push(7567);

    const {
        SurfaceShadingData,
        SurfaceShadingPoint,
        SurfaceShadingNode,
    } = Autodesk.DataVisualization.Core;

    const shadingNode = new SurfaceShadingNode("Room Panel", roomDbIds);

    devices.forEach((device) => {
        const shadingPoint = new SurfaceShadingPoint(
            device.id,
            device.position,
            device.sensorTypes
        );
        shadingNode.addPoint(shadingPoint);
    });

    const heatmapData = new SurfaceShadingData();
    heatmapData.addChild(shadingNode);
    heatmapData.initialize(model);

    // Setup surface shading
    await dataVizExtn.setupSurfaceShading(model, heatmapData);

    //dataVizExtn.registerSurfaceShadingColors("co2", [0x00ff00, 0xff0000]);
    dataVizExtn.registerSurfaceShadingColors("temperature", [0xff0000, 0x0000ff]);

    function getSensorValue(device, sensorType) {
        return sensorVals[parseInt(device.id.slice(-1)) - 1];
    }

    dataVizExtn.renderSurfaceShading("Room Panel", "temperature", getSensorValue);

    setInterval(() => {
        // Modify sensor values.
        for (let i = 0; i < devices.length; i++) {
            sensorVals[i] = Math.random();
        }
        dataVizExtn.updateSurfaceShading(getSensorValue);
    }, 2000);
}

//
async function loadHeatmap() {
    const model = viewer.model;
    loadHeatmaps(model);
}

async function loadHeatmapForFloor() {
    const model = viewer.model;
    loadHeatmapsForFloor(model);
}

//------------ 剖面 ----------------------
async function getRemoteLevels() {
    const aecData = await Autodesk.Viewing.Document.getAecModelData(this.viewer.model.getDocumentNode());
    if (!aecData.levels) return null;

    const levels2 = aecData.levels;
    levels2.sort((a, b) => b.elevation - a.elevation);
    return levels2;
}

async function getLevelsData(lowerFloor, upperFloor, callback = null) {
    // 樓層正規化 取得樓層 
    const floorRegex = /[\d|\w]+F/gmi;
    const data = await this.getRemoteLevels();
    for (var i = 0; i < data.length; i++) {
        let name = data[i].name?.match(floorRegex);
        if (name && name[0] == lowerFloor) {
            lowerIdx = i;
        }
        if (name && name[0] == upperFloor) {
            upperIdx = i;
        }
    }
    this.levels = data;
    profile(callback);
}

function getCutPlaneParam(idx, n) {
    if (idx < 0 || !n) return;

    const level = this.levels[idx];
    if (!level) return;

    const model = this.viewer.model;
    const globalOffset = model.getData().globalOffset;
    const units = model.getUnitString();
    const elevRaw = Autodesk.Viewing.Private.convertUnits('ft', units, 1, level.elevation);

    let d = elevRaw - globalOffset.z - 0.5;
    if (n == 1)
        d = -1 * d;

    return new THREE.Vector4(0, 0, n, d);
}

function profile(callback = null) {
    //const upperIdx = 6;
    const upperCutPlaneParam = this.getCutPlaneParam(upperIdx, 1);
    //const lowerIdx = 7;
    const lowerCutPlaneParam = this.getCutPlaneParam(lowerIdx, -1);
    this.viewer.setCutPlanes([upperCutPlaneParam, lowerCutPlaneParam]);
    callback ? callback() : "";
}
//----------------- end -----------------------------------------------
//新增燈光
async function newLight(lightPosition) {
    //聚光燈
    var spotLight = new THREE.SpotLight(0xffffff, 200, 20, 0.6, 0.5, 10);
    spotLight.position.set(lightPosition.x, lightPosition.y, lightPosition.z);
    console.log(lightPosition.x, lightPosition.y, lightPosition.z)
    spotLight.castShadow = false;
    spotLight.visible = true;
    spotLight.target.position.set(lightPosition.x, lightPosition.y, lightPosition.z-20);
    viewer.scene.add(spotLight.target);
    viewer.scene.add(spotLight);
    viewer.impl.sceneUpdated(true);

    return spotLight;
}

//調整燈光 強度、顏色
async function setLightValues(deviceGuid, intensity, color) {
    for (var i = 0; i < lightList.length; i++) { 
        if (lightList[i].device_guid == deviceGuid) {
            lightList[i].lightObject.intensity = intensity;

            var tempcolor = new THREE.Color().setHex(color);
            lightList[i].lightObject.color = tempcolor;
        }
    }
    viewer.impl.sceneUpdated(true);
}

//燈光開關
async function setLightOpenOrClose(value, deviceGuid) {
    for (var i = 0; i < lightList.length; i++) {
        if (lightList[i].device_guid == deviceGuid) {
            lightList[i].lightObject.visible = value;
        }
    }
    viewer.impl.sceneUpdated(true);
}

//透過nodeId，更改物件顏色或顯示與否；color請填寫THREE.Vector4
function changeColorTransparency(nodeId, color) {//變綠色
    //var color = new THREE.Vector4(0, 1, 0, 1);//綠色；前三個代表r、g、b; 亦可填入255/255
    //var color = new THREE.Vector4(0, 1, 0, 0);//不顯示顏色；最後的參數為透明度
    viewer.setThemingColor(nodeId, color);
}

//隱藏全物件
function hideAllObjects(filDbids = []) {
    //viewer.hide(4);//只針對一個物件(dbid為4)做隱藏
    for (var i = 0; i < allDbIdsStr.length; i++) {
        viewer.hide(parseInt(allDbIdsStr[i]));
    }

    for (var i = 0; i < filDbids.length; i++) {
        viewer.show(parseInt(filDbids[i]), viewer.model);
    }
}
//顯示全物件
function showAllObjects() {
    //viewer.show(4); //只針對一個物件(dbid為4)做顯示
    for (var i = 0; i < allDbIdsStr.length; i++) {
        viewer.show(parseInt(allDbIdsStr[i]));
    }
}

//======================== 外部呼叫function ===========================
//紀錄熱點座標
function getHopspotPoint(data) {
    myDataList = data;
}

//呼叫載入熱圖
async function toLoadHeatmap(roomArr) {
    const model = viewer.model;
    loadHeatmaps(model, roomArr);
}

function setShadowShow(type = false) {
    viewer.setGroundShadow(type);
    viewer.impl.sceneUpdated(true);

}
//============================= end ===================================

function moveViewToDevice(letter) {
    if (letter != "") {
        viewer.clearSelection();
        viewer.select(letter);
        viewer.fitToView([letter]);
    }
    else {
        viewer.clearSelection();
    }
}