赣州市洪水风险预警系统三维版本
guoshilong
2023-02-14 b53c06e37b171ef7edeb516e545bf06ae7f75c8f
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///////////////////////////////////////////////////////////////////////////
// Copyright © 2022 guoshilong. All Rights Reserved.
// 模块描述:洪水淹没分析
///////////////////////////////////////////////////////////////////////////
define(['dojo/_base/declare', 'dojo/_base/lang', 'dojo/_base/array', 'dojo/_base/html', "dojo/topic", 'jimu/BaseWidget', 'dojo/on', 'dstore/Memory', 'dstore/Trackable', 'dgrid/Grid', 'dgrid/Keyboard', 'dgrid/Selection', 'dstore/RequestMemory', 'dgrid/test/data/createSyncStore', "libs/echarts/v4/echarts.min", 'libs/layer/layer.js', 'libs/turf/turf.min.js'], function (declare, lang, array, html, topic, BaseWidget, on, Memory, Trackable, Grid, Keyboard, Selection, RequestMemory, createSyncStore, echarts, layer, turf) {
    return declare([BaseWidget], {
        baseClass: 'jimu-widget-FloodAnalysis',
        name: 'FloodAnalysis',
        //渲染的点位
        pointEntities: [],
        //渲染的线
        drawingPolyline:null,
        //html元素
        analysisBtn: null,
        historyBtn: null,
        divFloodAnalysis: null,
        divFloodHistory: null,
        hdSelect: null,
        smxSelect: null,
        //河段下拉列表
        hdDataList: [],
        //洪水分析表格数据
        analysisTableList: [],
        //历史风险图表格数据
        historyTableList: [
            {name: "5年洪水淹没图"},
            {name: "10年洪水淹没图"},
            {name: "15年洪水淹没图"},
        ],
        //当前选中的河段
        currentHd: null,
        //当前选中的水面线
        currentSmxcode: "",
        //收起框打开状态
        isOpen: true,
        //api接口
        url: {
            riverwaySelectName: "http://localhost:82/blade-ycreal/riverway/selectName",
            waterlineSelectName: "http://localhost:82/blade-ycreal/waterline/selectName",
            childpage: "http://localhost:82/blade-ycreal/water/childpage",
            getCzByGlCodeByGlQdj: "http://localhost:82/blade-ycreal/waterline/getCzByGlCodeByGlQdj",
            getHistoryList: "",
            saveHistoryData: "",
        },
        //弹出框索引,用来关闭弹出框
        popupIndex: "",
        evaluateData: [
            {
                name: "会昌县",
                house: 35,
                population: 175,
                area: 12.888,
                value: 50.123
            },
            {
                name: "于都县",
                house: 70,
                population: 350,
                area: 24.456,
                value: 100.456
            },
            {
                name: "赣县",
                house: 20,
                population: 100,
                area: 8.551,
                value: 39.789
            }
        ],
        startup: function startup() {
            var self = this
            this.bindHtmlElement()
            //收起展开按钮点击事件
            $(".fold-btn").click(function () {
                if (self.isOpen) {
                    $(this).addClass('close')
                    $(this).removeClass('open')
                    $('.content').hide()
                    self.isOpen = false
                } else {
                    $(this).addClass('open')
                    $(this).removeClass('close')
                    $('.content').show()
                    self.isOpen = true
                }
            })
 
            //实时、预测改变事件
            $('input[type=radio][name=middleRadio]').change(function () {
                if (this.value == "realtime") {
                    $("#sw-input").prop('disabled', true);
                } else {
                    $("#sw-input").prop('disabled', false);
                }
                if ($('#smx-select').val())
                    self.getPointData($('#smx-select').val())
            })
 
            //开始分析按钮点击事件
            $('#start-analysis-btn').click(function () {
                if (self.currentHd && self.currentSmxcode) {
                    self.evaluatePopup()
                } else {
                    alert("请先选择河段和水面线")
                }
            })
 
            //历史风险图表格单选框改变事件
            $('input[type=radio][name=tableRadio]').change(function () {
                console.log(this.value)
            })
 
            //洪水淹没分析按钮点击事件
            this.analysisBtn.click(function () {
                self.analysisBtn.addClass('choose-button')
                self.analysisBtn.removeClass('unchoose-button')
                self.historyBtn.addClass('unchoose-button')
                self.divFloodHistory.hide()
                self.divFloodAnalysis.show()
                $('#history-pagination').hide()
                if (self.currentHd){
                    $('#analysis-pagination').show()
                }
            })
 
            //历史风险图按钮点击事件
            this.historyBtn.click(function () {
                self.historyBtn.addClass('choose-button')
                self.historyBtn.removeClass('unchoose-button')
                self.analysisBtn.addClass('unchoose-button')
                self.divFloodAnalysis.hide()
                self.divFloodHistory.show()
                $('#analysis-pagination').hide()
                $('#history-pagination').show()
 
                self.getHistoryList()
            })
 
            //河段输入框聚焦、失焦、输入事件
            $('#hd-input').focus(function () {
                $("#hd-select").show()
            })
            $('#hd-input').blur(function () {
                //隐藏域触发改变事件需要手动触发
                // $("#hd-select").val().change()
                setTimeout(function(){//有bug 需要延迟执行隐藏
                    $("#hd-select").hide()
                },100)
 
            })
            // 河道输入事件
            $('#hd-input').on("input", function () {
                var searchString = $('#hd-input').val()
                var filterArray = self.hdDataList.filter(e => {
                    return e.riverway.indexOf(searchString) != -1
                })
                self.hdSelect.find("option").remove();//添加新值 删除旧值
                filterArray.forEach(e => {
                    self.hdSelect.append("<option value='" + JSON.stringify(e) + "'>" + e.riverway + "</option>");
                })
            })
 
            //水位输入事件
            $('#sw-input').on("input", function () {
                self.getYcSub()
            })
 
            //河段选择框改变事件
            this.hdSelect.change(function () {
                $("#hd-input").val($(this).find("option:selected").text());
                var selected = JSON.parse($(this).val())
                self.currentHd = selected
                self.getSmxData(selected.river_code, selected.default_smx)
 
                //地图定位
                self.map.camera.flyTo({
                    destination: Cesium.Cartesian3.fromDegrees(selected.river_origin, selected.qd_lat, 50000),
                });
 
 
                self.hdSelect.hide()
            })
 
            //水面线选择框改变事件
            this.smxSelect.change(function () {
                var selected = $(this).val()
                self.getPointData(selected)
            })
 
            //水位输入框按下回车事件
            $('#sw-input').keypress(function (event) {
                if (event.which == 13) {
                    self.analysisTableList.forEach(e => {
                        e.sw = self.calculateSw(e.water, sw)
                    })
                    self.loadPagination(self.analysisTableList, "analysis-pagination")
                }
            })
 
            //搜索按钮点击事件
            $('#search-button').click(function () {
                let searchName = $('#search-name').val()
 
                let filterArray = self.historyTableList.filter(e => {
                    return e.name.indexOf(searchName) != -1
                })
                self.loadPagination(filterArray, "history-pagination")
            })
 
            $('#save-button').click(function () {
                self.confirmPopup()
                // self.floodAnalysisPopup()
            })
        },
 
        onOpen: function onOpen() {
            this.init()
            //面板打开的时候触发 (when open this panel trigger)
            this.map.scene.globe.baseColor = Cesium.Color.BLACK;
 
            //切换底图
            $($('div.cesium-viewer').find('.cesium-baseLayerPicker-choices')[0]).children('div:eq(0)').trigger('click');
            $($('div.cesium-viewer').find('.cesium-baseLayerPicker-choices')[1]).children('div:eq(2)').trigger('click');
 
            //设置地图初始位置
            this.map.camera.setView({
                destination: Cesium.Cartesian3.fromDegrees(116.016905, 25.884684, 10000),
            });
        },
 
        onClose: function onClose() {
            //面板关闭的时候触发 (when this panel is closed trigger)
            this.deleteEntities(this.pointEntities)
            if (this.drawingPolyline)
                this.map.entities.remove(this.drawingPolyline);
 
            this.map.scene.globe.baseColor = Cesium.Color.WHITE;
 
            $('#hd-select option').remove()
            $('#smx-select option').remove()
            $('#sw-input').val("")
            $('#hd-input').val("")
            $('#flood-tbody').html("")
            $('#analysis-pagination').hide()
 
            this.analysisTableList = []
        },
 
        onMinimize: function onMinimize() {
            this.resize();
        },
 
        onMaximize: function onMaximize() {
            this.resize();
        },
 
        resize: function resize() {
        },
 
        destroy: function destroy() {
            //销毁的时候触发
            //todo
            //do something before this func
            this.inherited(arguments);
        },
 
        //绑定html元素,方便操作
        bindHtmlElement: function () {
            this.analysisBtn = $('.analysis-button')
            this.historyBtn = $('.history-button')
            this.divFloodAnalysis = $('.flood-analysis')
            this.divFloodHistory = $('.flood-history')
            this.hdSelect = $('#hd-select')
            this.smxSelect = $('#smx-select')
        },
 
        //初始化
        init() {
            //重置html元素状态
            this.divFloodHistory.hide()
            this.divFloodAnalysis.show()
            $("input[type=radio][name=middleRadio][value='realtime']").prop('checked', 'checked')
            this.hdSelect.hide()
            $('.fold-btn').addClass('open')
            $('.fold-btn').removeClass('close')
            $('.content').show()
            this.isOpen = true
 
            this.analysisBtn.addClass('choose-button')
            this.analysisBtn.removeClass('unchoose-button')
            this.historyBtn.removeClass('choose-button')
            this.historyBtn.addClass('unchoose-button')
 
            this.currentHd = null
            this.currentSmxcode = ""
            this.getHdData()
        },
 
        //获取河段下拉数据
        getHdData() {
            const self = this
            $.ajax({
                url: self.url.riverwaySelectName,
                type: 'post',
                dataType: 'json',
                jsonp: 'callback',
                jsonpCallback: 'data',
                data: {},
                success: function (res) {
                    let data = res.data
                    self.hdDataList = data
                    self.hdSelect.find("option").remove();//添加新值 删除旧值
                    data.forEach(e => {
                        self.hdSelect.append("<option value='" + JSON.stringify(e) + "'>" + e.riverway + "</option>");
                    })
                }
            });
        },
 
        //获取水面线数据
        getSmxData(hdid, defaultId) {
            const self = this
            $.ajax({
                url: self.url.waterlineSelectName,
                type: 'post',
                dataType: 'json',
                jsonp: 'callback',
                jsonpCallback: 'data',
                data: {
                    hdid: hdid
                },
                success: function (res) {
                    let data = res.data
                    self.smxSelect.find("option").remove();//添加新值 删除旧值
                    if (data.length <= 0) {
                        $('#flood-tbody').html("")
                        $('#analysis-pagination').hide()
                    }
 
                    data.forEach(e => {
 
                        self.smxSelect.append("<option value=" + e.smxcode + ">" + e.waterline + "</option>");
 
                        if (e.smxcode == defaultId) {
                            $("#smx-select option[value=" + e.smxcode + "] ").attr("selected", true)
                            self.smxSelect.trigger("change")
                        }
                    })
 
                }
            });
        },
 
        //获取点数据
        getPointData(smxcode) {
            this.currentSmxcode = smxcode
            const self = this
            $.ajax({
                url: self.url.childpage,
                type: 'get',
                dataType: 'json',
                jsonp: 'callback',
                jsonpCallback: 'data',
                data: {
                    parentId: smxcode,
                    size: 9999999
                },
                success: function (res) {
                    if (res.code == 200) {
                        let data = res.data.records
                        self.deleteEntities(self.pointEntities)
                        // 水面线连线
                        let cartesians = []
                        for (let i = 0; i < data.length; i++) {
                            cartesians.push(new Cesium.Cartesian3.fromDegrees(data[i].lng, data[i].lat,data[i].sw))
                            let temp = self.map.entities.add({
                                position: Cesium.Cartesian3.fromDegrees(data[i].lng, data[i].lat,data[i].sw),
                                point: {
                                    color: Cesium.Color.RED,
                                    pixelSize: 11,
                                    //防止地形遮挡住点
                                    disableDepthTestDistance: Number.POSITIVE_INFINITY,
                                    heightReference: Cesium.HeightReference.CLAMP_TO_GROUND
                                },
                            });
                            // 清空使用
                            self.pointEntities.push(temp)
                        }
 
                        // 先清空 后画线
                        if (self.drawingPolyline)
                            self.map.entities.remove(self.drawingPolyline);
                        let lineOpts = {
                            polyline: {
                                positions: cartesians,
                                clampToGround: true,
                                width: 3,
                                color: "#279a9a"
                            }
                        };
                        // 画线
                        self.drawingPolyline = self.map.entities.add(lineOpts);
 
                        self.analysisTableList = data
                        self.getSub(self.currentHd.id, self.currentSmxcode)
                    }
                }
            });
        },
 
        //获取历史风险图数据列表
        getHistoryList() {
            const self = this
            $.ajax({
                url: self.url.getHistoryList,
                type: 'get',
                dataType: 'json',
                jsonp: 'callback',
                jsonpCallback: 'data',
                data: {
                    name: "",
                },
                success: function (res) {
                    if (res.code == 200) {
                        let data = res.data.records
                        if (self.popupIndex != "") {
                            layer.close(self.popupIndex)
                            self.popupIndex = ""
                        }
                    }
                }
            });
        },
 
        /**
         * 加载分页器
         * @param tableData 需要加载的所有数据
         * @param pageElementId 分页html的id
         * @param tableElementId tbody id
         */
        loadPagination(tableData, pageElementId) {
            if (tableData.length <= 0 && pageElementId == "analysis-pagination") {
                $('#analysis-pagination').hide()
            }
 
            if (tableData.length <= 0 && pageElementId == "history-pagination") {
                $('#history-pagination').hide()
            }
            let pageSize = 11
            var count = Math.ceil(tableData.length / pageSize);
            var self = this
            $('#' + pageElementId).pagination({
                mode: 'fixed',
                jump: true,
                coping: false,
                pageCount: count,
                callback: function (index) {
                    var listdata = [];
                    //显示页数
                    var index = (index.getCurrent() - 1) * pageSize;
                    for (var i = index; i < index + pageSize; i++) {
                        listdata.push(tableData[i]);
                        if (i == tableData.length - 1) {
                            break;
                        }
                    }
 
                    pageElementId == "analysis-pagination" ? self.loadAnalysisTable(listdata) : self.loadHistoryTable(listdata)
 
                }
            });
 
            //首次加载前11条数据
            var startData = [];
            if (tableData.length > pageSize) {
                for (var i = 0; i < pageSize; i++) {
                    startData.push(tableData[i]);
                }
            } else {
                for (var i = 0; i < tableData.length; i++) {
                    startData.push(tableData[i]);
                }
            }
            pageElementId == "analysis-pagination" ? self.loadAnalysisTable(startData) : self.loadHistoryTable(startData)
        },
 
        /**
         * 加载淹没分析表格
         * @param listData 需要加载的数据
         */
        loadAnalysisTable(listData) {
            var table = ""
            listData.forEach(e => {
                table += '<tr>' +
                    '<td><div>' + e.location + '</div></td>' +
                    '<td><div>' + e.origin + '</div></td>' +
                    '<td><div>' + e.lng + '</div></td>' +
                    '<td><div>' + e.lat + '</div></td>' +
                    '<td><div>' + e.water + '</div></td>' +
                    '<td><div>' + e.sw + '</div></td>' +
                    '</tr>'
            })
            $('#flood-tbody').html(table)
        },
 
        /**
         * 加载历史风险表格
         * @param listData 需要加载的数据
         */
        loadHistoryTable(listData) {
            var table = ""
            listData.forEach(e => {
                table += '<tr>' +
                    '<td><div><input type="radio" name="tableRadio" value=' + e.id + '></div></td>' +
                    '<td><div>' + e.name + '</div></td>' +
                    '</tr>'
            })
            $('#flood-history-tbody').html(table)
        },
 
        /**
         * 计算水位
         * @param waterline 水面线高度
         * @param number 差值
         */
        calculateSw(waterline, sub) {
            let sw = this.floatAdd(Number(waterline), Number(sub))
            return sw
        },
        //预测水位计算
        getYcSub() {
            const self = this
            self.analysisTableList.forEach(e => {
                e.lng = Number(e.lng).toFixed(4)
                e.lat = Number(e.lat).toFixed(4)
                e.sw = self.calculateSw(e.water, $('#sw-input').val())
 
                e.water = Number(e.water).toFixed(4)
                e.sw = Number(e.sw).toFixed(4)
            })
 
            self.loadPagination(self.analysisTableList, "analysis-pagination")
        },
        //实时水位计算
        getSub(hdid, smxcode) {
            const self = this
            if ($('input[name=middleRadio]:checked').val() == 'realtime') {
                $.ajax({
                    url: self.url.getCzByGlCodeByGlQdj,
                    type: 'get',
                    dataType: 'json',
                    jsonp: 'callback',
                    jsonpCallback: 'data',
                    data: {
                        hdId: hdid,
                        smxcode: smxcode
                    },
                    success: function (res) {
                        if (res.code == 200) {
                            let sub = res.data
                            $('#sw-input').val(sub)
                            self.analysisTableList.forEach(e => {
                                e.lng = Number(e.lng).toFixed(4)
                                e.lat = Number(e.lat).toFixed(4)
                                e.sw = self.calculateSw(e.water, sub)
 
                                e.water = Number(e.water).toFixed(4)
                                e.sw = Number(e.sw).toFixed(4)
                            })
 
                            self.loadPagination(self.analysisTableList, "analysis-pagination")
                        }
                    }
                });
            } else {
                self.getYcSub()
            }
 
        },
 
        //保存历史风险图
        saveHistoryData() {
            const self = this
            $.ajax({
                url: self.url.getCzByGlCodeByGlQdj,
                type: 'get',
                dataType: 'json',
                jsonp: 'callback',
                jsonpCallback: 'data',
                data: {},
                success: function (res) {
                    if (res.code == 200) {
                        self.getHistoryList()
                    }
                }
            });
        },
 
        //防止出现两个小数相加出现很多0的情况
        floatAdd(arg1, arg2) {
            var r1, r2, m;
            try {
                r1 = arg1.toString().split(".")[1].length;
            } catch (e) {
                r1 = 0;
            }
            try {
                r2 = arg2.toString().split(".")[1].length;
            } catch (e) {
                r2 = 0;
            }
            m = Math.pow(10, Math.max(r1, r2));
            return (arg1 * m + arg2 * m) / m;
        },
 
        deleteEntities(entities) {
            entities.forEach(e => {
                this.map.entities.remove(e)
            })
            entities = []
        },
 
 
        //评估分析弹窗
        evaluatePopup() {
            var self = this
            let data = this.evaluateData
            let dataStr = JSON.stringify(data)
            let hdStr = JSON.stringify(this.currentHd)
 
            var url = './corelib/common/popup/evaluateAnalysis.html'
            var top = ($(window).height() - 600) / 2;
            var left = ($(window).width() - 1300 - 340) / 2 + 340;
            layer.open({
                title: '评估分析',
                type: 2,
                maxmin: false, //开启最大化最小化按钮
                area: ['1500px', '700px'],
                skin: 'floodAnalysis',
                offset: 'auto',
                content: url + "?data=" + encodeURIComponent(dataStr) + "&hd=" + encodeURIComponent(hdStr),//使用encodeURIComponent转码,避免中文字符乱码,避免url截取错误
                id: "floodAnalysisLayer",
                closeBtn: 1,
            });
        },
 
 
    });
});