<template>
  <div class="common-page qyzz page-t1">
    <div class="option page-row">
      <table-filter
        ref="filter"
        :form="form"
        :Dict="Dict"
        :rules="rules"
        :config="form.config"
        :loadData="loadData"
      />
    </div>

    <div class="new-container" style="display: flex">
      <div class="canvas-wrapper" style="width: 1200px; height: 600px">
        <!-- 替换为 Canvas 元素 -->
        <canvas
          ref="canvas"
          id="mainCanvas"
          width="1200"
          height="600"
          style="background: #f0f0f0"
        ></canvas>
      </div>
      <div class="chart-wrapper">
        <!-- 图表容器780 -->
        <div
          ref="chartContainer"
          style="width: 780px; height: 600px; margin-bottom: 20px"
        ></div>
        <!-- 图表操作区域（调整到最下方左侧） -->
        <div class="chart-btn-group">
          <button
            size="small"
            :type="currentChartType === 'line' ? 'primary' : ''"
            @click="switchChartType('line')"
          >
            折线图
          </button>
          <button
            size="small"
            :type="currentChartType === 'column' ? 'primary' : ''"
            @click="switchChartType('column')"
          >
            柱状图
          </button>
        </div>
      </div>
    </div>

    <div class="panel-bottom page-row">
      <div class="ctin-box">
        <div class="content-within">
          <div class="content-fix">
            <div class="toolbar">
              <div>
                <el-button
                  v-for="(item, key) in form.config.otherBtn"
                  size="mini"
                  :type="item.type"
                  :icon="item.icon"
                  @click="item.callback.call(_self, $event)"
                  >{{ item.name }}</el-button
                >
              </div>
              <div>
                <el-button
                  v-for="(item, key) in form.config.rightBtn"
                  size="mini"
                  :type="item.type"
                  :icon="item.icon"
                  @click="item.callback.call(_self, $event)"
                  >{{ item.name }}</el-button
                >
              </div>
            </div>
            <!-- 表格渲染 -->
            <cu-table
              ref="cuTable"
              :table="table"
              :Dict="Dict"
              :config="form.config"
              :loadData="loadData"
            />
          </div>
        </div>
      </div>
    </div>

    <!-- 表单渲染 -->
    <cu-form
      ref="cuForm"
      :form="form"
      :Dict="Dict"
      :rules="rules"
      :submit="submitForm"
      :cancel="cancelForm"
      :watchKeys="['paperfilename']"
    />
  </div>
</template>

<script>
// import Highcharts from "highcharts";
import Highcharts from "highcharts";
import HTreemap from "highcharts/modules/treemap.js";
import Highcharts3D from "highcharts/highcharts-3d.js";
//import oldie from 'highcharts/oldie.js';
//import cylinder from 'highcharts/cylinder.js';
HTreemap(Highcharts); // treemap 类型
Highcharts3D(Highcharts); // 3D 类型
import { reqApi, Config } from "@/assets/js/httpApi.js";
import { Tools } from "@/assets/js/common.js";
import DateRangePicker from "@/components/DateRangePicker";
import TableFilter from "@/components/TableFilter";
import cuForm from "@/components/cuForm";
import cuTable from "@/components/cuTable";
import request from "@/utils/request";

export default {
  name: "Dashboard",
  components: {
    DateRangePicker,
    TableFilter,
    cuForm,
    cuTable,
  },
  data() {
    return {
      Dict: { selectList: [] },
      table: {
        page: 1,
        size: 10,
        total: 0,
        loading: false,
        dataList: [],
      },
      rules: {},
      form: {
        title: "",
        visible: false,
        reqType: "add",
        historyDialog: false,
        status: { cu: 0 },
        query: {},
        search: {},
        item: {},
        file: 0,
        config: {},
      },
      // 新增图表相关数据
      chartVisible: false, // 图表弹窗可见性
      deviceList: [{ id: "test001", name: "测试设备1" }], // 设备列表数据
      selectedDevice: null, // 选中设备ID
      dateRange: [null, null], // 日期范围选择
      currentChartType: "line", // 当前图表类型（line/column）
      chartLoading: false, // 图表加载状态
      chartInstance: null, // Highcharts实例引用

      // ...原有data属性保持不变...
      canvas: null, // Canvas 实例
      ctx: null, // 2D 上下文
      bgImage: null, // 背景图对象
      waterImage: null, // 新增：water.png 图片对象
      poImage: null, // 新增：po.png 图片对象
    };
  },
  created() {
    // 获取基本信息
    this.pageApi = Config.getModuleInfo(this);
    this.Dict = this.pageApi.Dict;
    this.form.config = this.pageApi.config;
    this.rules = reqApi.getRules(this.Dict.baseInfo) || this.Dict.rules || {};
    this.pageApi.created && this.pageApi.created();
  },
  mounted() {
    this.$nextTick(() => {
      this.loadData();
    });

    // 获取选择列表字典
    var selectList = this.Dict.selectList;
    Tools.asyncLoop.call(this, selectList, function (key, value, next) {
      if (typeof value === "function") {
        value.call(this.Dict).then(function (res) {
          selectList[key] = res;
          next();
        });
      } else {
        next();
      }
    });

    this.chartVisible = true;
    // 弹窗显示后初始化图表
    this.$nextTick(() => {
      this.initChart();
      this.initChart1();
      // 新增：在图表初始化的 $nextTick 后初始化 Canvas（确保 DOM 已渲染）
      this.$nextTick(() => {
        // 初始化 Canvas
        setTimeout(() => {
          this.initCanvas();
        }, 1000);
      });
    });
  },
  methods: {
    /** 初始化 Canvas 画布及坐标系 */
    initCanvas() {
      // 获取 Canvas 元素和上下文
      this.canvas = this.$refs.canvas; // document.getElementById('mainCanvas')
      if (!this.canvas) {
        console.error("Canvas 元素未找到");
        return;
      }
      console.log(this.canvas, "canvas");
      this.ctx = this.canvas.getContext("2d");

      // 坐标系变换：将原点移至左下角（默认原点在左上角）
      this.ctx.translate(0, this.canvas.height); // 向下移动画布高度
      this.ctx.scale(1, -1); // 翻转 Y 轴方向（上为正）

      // 加载背景图并绘制
      this.loadBackgroundImage();
      // 加载所有图片并绘制
      this.loadAllImages();
    },

    /** 加载所有图片并绘制 */
    loadAllImages() {
      // 加载背景图（原有）
      this.bgImage = new Image();
      this.bgImage.src = require("@/assets/images/jrx/bg.png");

      // 加载 water.png
      this.waterImage = new Image();
      this.waterImage.src = require("@/assets/images/jrx/water.png");

      // 加载 po.png
      this.poImage = new Image();
      this.poImage.src = require("@/assets/images/jrx/po.png");

      // 加载 guan.png
      this.guanImage = new Image();
      this.guanImage.src = require("@/assets/images/jrx/guan0.png");

      // 等待所有图片加载完成
      Promise.all([
        new Promise((resolve) => (this.bgImage.onload = resolve)),
        new Promise((resolve) => (this.waterImage.onload = resolve)),
        new Promise((resolve) => (this.poImage.onload = resolve)),
        new Promise((resolve) => (this.guanImage.onload = resolve)),
      ])
        .then(() => {
          // 所有图片加载完成后绘制
          this.drawAllImages();
        })
        .catch(() => {
          console.error("部分图片加载失败");
        });
    },

    /** 绘制所有图片（背景图 + 新增图片） */
    drawAllImages() {
      // 1. 绘制背景图（原有逻辑）
      this.ctx.save(); // 保存当前变换状态
      this.ctx.setTransform(1, 0, 0, 1, 0, 0); // 恢复默认变换（不翻转）
      this.ctx.drawImage(
        this.bgImage,
        0,
        0,
        this.canvas.width,
        this.canvas.height
      );
      this.ctx.restore(); // 恢复之前的变换

      // 3. 绘制 po.png（同样临时恢复默认坐标系）
      this.ctx.save();
      this.ctx.setTransform(1, 0, 0, 1, 0, 0);
      this.ctx.drawImage(
        this.poImage,
        0,
        this.canvas.height - 150, // Y坐标调整为画布高度 - 图片高度
        879,
        150 // 绘制尺寸（与原尺寸一致）
      );
      this.ctx.restore();

      // 3. 绘制 guan0.png（po.png 右侧中间，上层）
      this.ctx.save();
      this.ctx.setTransform(1, 0, 0, 1, 0, 0);
      // 计算位置：
      // po.png 右侧 x 坐标 = po.png x + po.png 宽度 = 0 + 879 = 879
      // po.png 垂直中间 y 坐标 = po.png y + po.png 高度/2 = (canvas.height - 150) + 75 = canvas.height - 75
      // guan0.png 垂直居中需要 y = po.png中间y - guan0.png高度/2 = (canvas.height - 75) - (121/2) = canvas.height - 135.5
      const guanX = 879 - 150;
      const guanY = this.canvas.height - 135.5;
      this.ctx.drawImage(
        this.guanImage,
        guanX,
        guanY, // 目标位置（右侧中间）
        6,
        121 // 目标尺寸（宽6px，高121px）
      );
      this.ctx.restore();

      // 2. 绘制 water.png（临时恢复默认坐标系，避免翻转）
      this.ctx.save(); // 保存当前变换状态
      this.ctx.setTransform(1, 0, 0, 1, 0, 0); // 恢复默认变换（不翻转）
      this.ctx.drawImage(
        this.waterImage,
        0,
        this.canvas.height - 255, // Y坐标调整为画布高度 - 图片高度（原点在左下角）
        485,
        255 // 绘制尺寸（与原尺寸一致）
      );
      this.ctx.restore(); // 恢复之前的变换
    },

    /** 加载背景图并绘制 */
    loadBackgroundImage() {
      this.bgImage = new Image();
      this.bgImage.src = require("@/assets/images/jrx/bg.png"); // 路径根据项目实际结构调整

      // 图片加载完成后绘制
      this.bgImage.onload = () => {
        // 绘制背景图（注意：坐标系已变换，Y轴向上）
        // 原点在左下角，直接从 (0,0) 开始绘制，高度方向需适配翻转后的坐标系
        this.ctx.drawImage(
          this.bgImage,
          0,
          0, // 图片在画布上的起始坐标（左下角原点）
          this.canvas.width, // 绘制宽度
          this.canvas.height // 绘制高度
        );
      };

      // 处理图片加载错误
      this.bgImage.onerror = () => {
        console.error("背景图加载失败");
        this.ctx.fillStyle = "#f0f0f0";
        this.ctx.fillRect(0, 0, this.canvas.width, this.canvas.height);
      };
    },
    /** 初始化图表（关键修改：调整图例位置） */
    initChart() {
      return;
      const mockData = this.generateMockData();
      console.log("shuju", mockData);
      this.chartInstance = Highcharts.chart(this.$refs.chartContainer, {
        title: { text: "监测数据趋势图" },
        xAxis: { type: "datetime" },
        yAxis: { title: { text: "监测值" } },
        legend: {
          // 新增图例配置
          align: "right", // 水平右对齐
          verticalAlign: "top", // 垂直顶部对齐
          layout: "vertical", // 垂直排列
          x: -20, // 微调水平位置
          y: 10, // 微调垂直位置
        },
        series: [
          { name: "水位", data: [...mockData.waterLevel] },
          { name: "浸润线埋深", data: [...mockData.infiltration] },
        ],
      });
    },

    initChart1() {
      request({
        url: "data/st/imghistory",
        method: "get",
        params: {
          daterange: "2020-06-02,2026-07-11",
          sort: "date,desc",
          code: "202206201438352828",
        },
      }).then((res) => {
        const data = res.body;
        // const data = this.getChartData().body
        console.log("data", data);
        const chartData = this.seriesDataFormat(data, { datekey: "date" });



        
			var warningLine = undefined // this.form.config.warningLine;
      var option = {
				valEnabled: true,
				opacity:1,
				lineWidth:3,
			};
      var alarmData = this.discernValidAlarmValue(data.alarm, data.lists, chartData.series, warningLine, option);
        // const chartData = data

        console.log("chartCData", chartData);
        Highcharts.setOptions({
          global: {
            useUTC: false,
          },
          lang: {
            resetZoom: "重置缩放比例",
          },
        });

        this.chartInstance = new Highcharts.chart(this.$refs.chartContainer, {
          chart: {
            //type: '',
            backgroundColor: "transparent",
            //marginTop:30,
            //marginBottom:30,
            //marginLeft:30,
            zoomType: "x", // xy
          },
          valEnabled: true,
          opacity: 1,
          lineWidth: 3,
          title: {
            text: "",
          },
          subtitle: {
            text: "",
          },
          tooltip: {
            enabled: false,
            borderWidth: 10,
          },
          xAxis: {
            type: "datetime",
            // 最为关键的代码：如果为空数组，则导致日期格式化失效！！
            categories: chartData.categories[0] && chartData.categories,
            lineWidth: 0,
            //lineColor:'#ff0000',
            gridLineColor: "#aaa",

            dateTimeLabelFormats: {
              millisecond: "%H:%M:%S.%L",
              second: "%H:%M:%S",
              minute: "%H:%M",
              hour: "%H:%M",
              day: "%m-%d",
              week: "%m-%d",
              month: "%Y-%m",
              year: "%Y",
            },
          },
          yAxis: {
            title: {
              text: "",
            },
            labels: {
              x: -6,
            },
            gridLineColor: "#aaa",
            max: null,
          },
          plotOptions: {
            column: {
              borderWidth: 0,
              //y:50,
              //itemMarginTop:50,
            },
            bar: {
              borderWidth: 0,
            },
          },
          tooltip: {
            // {point.y:.4f}	// 保留4位小数
            //headerFormat: '<span style="font-size:10px">{point.key}</span><table>',
            pointFormat:
              '<tr><td style="color:{series.color};padding:0">{series.name}:</td>' +
              '<td style="padding:0"><b>{point.y}' +
              data.danwei +
              "</b> </td></tr>",
            footerFormat: "</table>",
            shared: true,
            useHTML: true,
            dateTimeLabelFormats: {
              millisecond: "%H:%M:%S.%L",
              second: "%H:%M:%S",
              minute: "%H:%M",
              hour: "%H:%M",
              day: "%m-%d %H时",
              week: "%m-%d",
              month: "%Y-%m",
              year: "%Y",
            },
          },
          legend: {
            enabled: chartData.series.length > 1 ? true : false,
            // 图例定位
            layout: "horizontal", // 水平布局:“horizontal”, 垂直布局:“vertical”
            floating: false, // 图列是否浮动
            align: "right",

            // 图例容器
            //width:'100%',		// number	|| String
            padding: 2, // 内边距
            margin: 2,
            borderRadius: 5,
            //borderWidth:1,
            verticalAlign: "top",

            // 图例项
            //itemWidth:120,		// 宽度
            itemDistance: 10, // 间距	20
            y: -10,
            itemMarginTop: 2,
            itemStyle: {},
            itemHoverStyle: {},
          },
          credits: {
            enabled: false,
          },
          series: chartData.series,
        });
      });
    },
    /**
     * 将时间戳格式化为 MM-DD 月份日期格式
     * @param {number} timestamp - 毫秒级时间戳 (如 1655707213000)
     * @returns {string} 格式化的日期字符串 (如 "05-16")
     */
    formatToMonthDay(timestamp) {
      // 创建Date对象并验证输入
      if (typeof timestamp !== "number" || isNaN(timestamp)) {
        console.warn("Invalid timestamp input:", timestamp);
        return "--"; // 返回占位符
      }

      // 使用单个Date对象避免重复创建
      const date = new Date(timestamp);

      // 获取月份和日期（月份需+1）
      const month = date.getUTCMonth() + 1; // UTC月份 (0-11)
      const day = date.getUTCDate(); // UTC日期 (1-31)

      // 使用模板字符串和padStart格式化
      return `${month.toString().padStart(2, "0")}-${day
        .toString()
        .padStart(2, "0")}`;
    },
    /**
     * series数据格式化
     * @param: {Array} list
     * @param: {Object} opts [standOut(突出最大值)]
     *	@example1: qf.UI.showFloatMenu({top:y,left:x, eventOutClose:}, html);
     * @return:
     * @author: Kimber
     * @updatetime: 2022/12/28
     * @createtime: 2022/12/28
     */
    seriesDataFormat(data, opts) {
      var names = data.names || [],
        list = data.list || data.lists,
        series = [],
        categories = [],
        maxVal = 0;
      if (names[0] && list) {
        var colors = [
          "#7CB5EC",
          "#90ED7D",
          "#F7A35C",
          "#8085E9",
          "#F15C80",
          "#E4D354",
          "#2B908F",
          "#F45B5B",
          "#91E8E1",
          "#0769CB",
          "#00ABBD",
          "#ffd886",
          "#9F2E61",
          "#4D670C",
        ];

        var len = names.length;
        for (var i = 0; i < len; i++) {
          var item = names[i];
          var serie = {
            name: item.name,
            data: [],
            key: item.key,
            type: data.chartType,
            color: colors[i],
          };
          opts && serie.type && (serie.type = opts.type);
          series.push(serie);
        }

        for (var item of list) {
          var values = item.values;
          //var datetime = item[opts.datekey || 'dateUnit'];
          //var time = datetime.indexOf(' ') > 0 ? datetime.split(' ')[1] : datetime;
          var timestamp = item["date"];

          //categories.push(timestamp);
          for (var serie of series) {
            var value = values[serie.key] * 1;
            Math.abs(value) > maxVal && (maxVal = Math.abs(value));
            serie.data.push([timestamp, value]);
          }
        }
      }
      return { series: series, categories: categories, maxVal: maxVal };
    },
    /**
     * 递归继承, 新对象在先, 原对象在后, 节省运行效率
     * @param: {Object} inherit	// 继承者
     * @param: {Object} give		// 传承者
     * @param: {Function} call		// 方法回调, 于在在特殊情况自定义
     *	@example1: var options = reversExtends(option, opts);
     * @return:
     * @author: Kimber
     * @updatetime: 2022/1/12
     * @createtime: 2022/1/12
     */
    reversExtends(inherit, give, fn) {
      return (function run(main, assist) {
        var keys = Object.keys(assist),
          i = 0;
        return (function loop() {
          var key = keys[i];
          i++;
          if (key) {
            fn && fn(key, main, assist);
            return (
              typeof main[key] === "object"
                ? run(main[key], assist[key])
                : (main[key] = assist[key]),
              loop()
            );
          } else {
            return inherit;
          }
        })();
      })(inherit, give);
    },
    /**
     * 根据报警级别识别近两条报警线
     * @param: {Number} level
     * @param: {Object} value
     *	@example1: series = discernValidAlarmValue(data.alarm, data.lists, series);
     * @return:
     * @author: Kimber
     * @updatetime: 2022/4/18(周一)
     * @createtime: 2022/4/18(周一)
     */
    discernValidAlarmValue(alarms, list, series, direction, opts) {
      var xLength = (list || []).length,
        maxAlarm = 0,
        opts = opts || {};
      if (alarms && xLength) {
        var value = alarms.value;

        // discern
        var levelDist = [
            { color: "red", name: "红色报警线" },
            { color: "orange", name: "橙色报警线" },
            { color: "yellow", name: "黄色报警线" },
            { color: "blue", name: "蓝色报警线" },
          ],
          alarmLine = {},
          setAlarmSerie = function (value, name, color) {
            // 修改蓝色色值
            color === "blue" && (color = "#3BAFFB");
            var sx = list[0].date,
              ex = list[xLength - 1].date;
            var serie = {
              name: name,
              type: "spline",
              data: [
                { x: sx, y: value },
                { x: ex, y: value },
              ],
              color: color,
              enableMouseTracking: false,
              legend: false,
              showInLegend: false,
              dashStyle: "ShortDot",
              lineWidth: opts.lineWidth || 1,
              states: {
                inactive: {
                  opacity: opts.opacity,
                },
              },
              dataLabels: {
                enabled: opts.valEnabled || false, // 数据值, 2022/11/11(周五) 因多条报警线暂时关闭
                //backgroundColor:'red',
                verticalAlign: "middle",
                padding: 0,
                defer: false,
                allowOverlap: true,
                color: color,
                style: {
                  textOutline: "none",
                },
              },
              tooltip: {
                //footerFormat:'',
                //pointFormat:'',
                headerFormat: "",
                //nullFormat:'',
              },
              marker: {
                enabled: false,
              },
              zIndex: -10,
            };
            series.push(serie);
          };

        /* 智能报警线
			var level = (~~alarms.alarmLevel || levelDist.length+1) - 1;
			var nearLevel = level ? level - 1 : level;
			var alarm = levelDist[level];
			var nearAlarm = levelDist[nearLevel];
			nearAlarm.value = value[nearAlarm.color];
			alarmLine[nearAlarm.color] = nearAlarm;
			if(alarm){
				alarm.value = value[alarm.color];
				alarmLine[alarm.color] = alarm;
			}; */

        // 多条报警线
        for (var item of levelDist) {
          item.value = value[item.color];
          alarmLine[item.color] = item;
        }

        // add
        for (var key in alarmLine) {
          var line = alarmLine[key];
          line.value > maxAlarm && (maxAlarm = line.value);
          setAlarmSerie(line.value, line.name, line.color);
          direction && setAlarmSerie(0 - line.value, line.name, line.color);
        }
      }
      return { series, maxAlarm };
    },
    getChartData() {
      return {
        body: {
          alarm: {
            alarmLevel: 0,
            value: {
              red: 2.5,
              orange: 2.8,
              blue: 3.3,
              yellow: 3.1,
            },
          },
          danwei: "m",
          lists: [
            {
              date: 1750694360000,
              dateUnit: "",
              values: {
                depth: "3.620",
                stage: "0.960",
              },
            },
            {
              date: 1750690760000,
              dateUnit: "",
              values: {
                depth: "3.620",
                stage: "0.960",
              },
            },
            {
              date: 1750687160000,
              dateUnit: "",
              values: {
                depth: "3.610",
                stage: "0.970",
              },
            },
            {
              date: 1750683561000,
              dateUnit: "",
              values: {
                depth: "3.610",
                stage: "0.970",
              },
            },
            {
              date: 1750679961000,
              dateUnit: "",
              values: {
                depth: "3.620",
                stage: "0.960",
              },
            },
            {
              date: 1750676361000,
              dateUnit: "",
              values: {
                depth: "3.640",
                stage: "0.940",
              },
            },
            {
              date: 1750672761000,
              dateUnit: "",
              values: {
                depth: "3.650",
                stage: "0.930",
              },
            },
            {
              date: 1750669161000,
              dateUnit: "",
              values: {
                depth: "3.680",
                stage: "0.900",
              },
            },
            {
              date: 1750665561000,
              dateUnit: "",
              values: {
                depth: "3.720",
                stage: "0.860",
              },
            },
            {
              date: 1750661961000,
              dateUnit: "",
              values: {
                depth: "3.760",
                stage: "0.820",
              },
            },
            {
              date: 1750658361000,
              dateUnit: "",
              values: {
                depth: "3.780",
                stage: "0.800",
              },
            },
            {
              date: 1750654761000,
              dateUnit: "",
              values: {
                depth: "3.800",
                stage: "0.780",
              },
            },
            {
              date: 1750651161000,
              dateUnit: "",
              values: {
                depth: "3.810",
                stage: "0.770",
              },
            },
            {
              date: 1750647561000,
              dateUnit: "",
              values: {
                depth: "3.800",
                stage: "0.780",
              },
            },
            {
              date: 1750643961000,
              dateUnit: "",
              values: {
                depth: "3.800",
                stage: "0.780",
              },
            },
            {
              date: 1750640361000,
              dateUnit: "",
              values: {
                depth: "3.790",
                stage: "0.790",
              },
            },
            {
              date: 1750636760000,
              dateUnit: "",
              values: {
                depth: "3.780",
                stage: "0.800",
              },
            },
            {
              date: 1750633160000,
              dateUnit: "",
              values: {
                depth: "3.770",
                stage: "0.810",
              },
            },
            {
              date: 1750629560000,
              dateUnit: "",
              values: {
                depth: "3.760",
                stage: "0.820",
              },
            },
            {
              date: 1750625960000,
              dateUnit: "",
              values: {
                depth: "3.740",
                stage: "0.840",
              },
            },
            {
              date: 1750622360000,
              dateUnit: "",
              values: {
                depth: "3.730",
                stage: "0.850",
              },
            },
            {
              date: 1750618760000,
              dateUnit: "",
              values: {
                depth: "3.730",
                stage: "0.850",
              },
            },
            {
              date: 1750615160000,
              dateUnit: "",
              values: {
                depth: "3.710",
                stage: "0.870",
              },
            },
            {
              date: 1750611560000,
              dateUnit: "",
              values: {
                depth: "3.710",
                stage: "0.870",
              },
            },
          ],
          names: [
            {
              name: "水位1222",
              key: "stage",
            },
            {
              name: "浸润线埋深",
              key: "depth",
            },
          ],
          range: "",
          sensorname: "浸润线 ZQ1",
          title: "",
        },
        code: 200,
        msg: "",
      };
    },
    /** 加载图表数据 */
    async loadChartData() {
      if (!this.selectedDevice || !this.dateRange[0] || !this.dateRange[1]) {
        this.$message.warning("请选择完整查询条件");
        return;
      }
      this.chartLoading = true;
      try {
        const params = {
          deviceId: this.selectedDevice,
          startDate: this.dateRange[0],
          endDate: this.dateRange[1],
        };
        // const res = await reqApi.getMonitorData(params); // 替换为实际数据接口
        // const mockData = this.generateMockData();
        // this.updateChartData(mockData);
      } catch (error) {
        this.$message.error("加载图表数据失败");
      } finally {
        this.chartLoading = false;
      }
    },
    /** 生成测试数据 */
    generateMockData() {
      const [startDate, endDate] = this.dateRange;
      const start = new Date(startDate).getTime();
      const end = new Date(endDate).getTime();
      const days = Math.ceil((end - start) / (1000 * 3600 * 24)); // 计算天数差
      const mockData = { waterLevel: [], infiltration: [] };

      // 生成每天的模拟数据（时间戳+随机值）
      for (let i = 0; i < 30; i++) {
        const timestamp = start + i * 1000 * 3600 * 24;
        // 水位：10-20之间的随机数（保留2位小数）
        mockData.waterLevel.push([
          timestamp,
          Number((10 + Math.random() * 10).toFixed(2)),
        ]);
        // 浸润线埋深：5-15之间的随机数（保留2位小数）
        mockData.infiltration.push([
          timestamp,
          Number((5 + Math.random() * 10).toFixed(2)),
        ]);
      }

      return mockData;
    },

    /** 更新图表数据 */
    updateChartData(data) {
      if (!this.chartInstance) return;
      // 假设data结构：{ waterLevel: [], infiltration: [] }
      this.chartInstance.series[0].setData(data.waterLevel);
      this.chartInstance.series[1].setData(data.infiltration);
    },

    /** 切换图表类型 */
    switchChartType(type) {
      this.currentChartType = type;
      if (this.chartInstance) {
        this.chartInstance.series.forEach((series) => {
          series.update({ type: this.currentChartType });
        });
      }
    },
    loadData: reqApi.common.getRequst,
    cancelForm() {
      this.form.visible = false;
    },
    submitForm(form, item) {
      reqApi.common.submitForm.call(this, form, item);
    },
  },
};
</script>
<style rel="stylesheet/scss" lang="scss" scope>
.qyzz {
}
</style>
