Vue3集成Echarts

先安装echarts依赖

npm install echarts --save

功能代码

<template>
    <div class="app-container ">
      <el-row >
        <el-col :span="6">
          <el-card shadow="always">
            <div class="statistics-item-wrapper">
              <div class="statistics-item-detail">
                <span>Total Accounts</span>
              </div>
              <div class="statistics-item-num">
                <span>{{state.countData.totalAccountCount}}</span>
              </div>
            </div>
          </el-card>
        </el-col>
        <el-col :span="6">
          <el-card shadow="always">
            <div class="statistics-item-wrapper">
              <div class="statistics-item-detail">
                <span>Total Boats</span>
              </div>
              <div class="statistics-item-num">
                <span>{{state.countData.totalBoatCount}}</span>
              </div>
            </div>
          </el-card>
        </el-col>
        <el-col :span="6">
          <el-card shadow="always">
            <div class="statistics-item-wrapper">
              <div class="statistics-item-detail">
                <span>Total Engines</span>
              </div>
              <div class="statistics-item-num">
                <span>{{state.countData.totalEngineCount}}</span>
              </div>
            </div>
          </el-card>
        </el-col>
        <el-col :span="6">
          <el-card shadow="always">
            <div class="statistics-item-wrapper">
              <div class="statistics-item-detail">
                <span>Total Devices</span>
              </div>
              <div class="statistics-item-num">
                <span>{{state.countData.totalDeviceCount}}</span>
              </div>
            </div>
          </el-card>
        </el-col>
      </el-row>

      <el-row >
        <el-col :span="12">
          <el-card shadow="always">
            <div class="chart-title-wrapper">
              <div class="chart-title">
                <span>Accounts</span>
              </div>
              <div class="chart-date-wrapper">
                <div class="chart-date-week" :class="{active: state.isAccountWeekActive}" @click="showChartByWeek('account-chart')">
                  <span  >Week</span>
                </div>
                <div class="chart-date-month" :class="{active: state.isAccountMonthActive}" @click="showChartByMonth('account-chart')">
                  <span  >Month</span>
                </div>
              </div>
            </div>
            <div class="chart-body-wrapper">
              <div class="chart-body" id="account-chart">
              </div>
            </div>
          </el-card>
        </el-col>
        <el-col :span="12">
          <el-card shadow="always">
            <div class="chart-title-wrapper">
              <div class="chart-title">
                <span>Boats</span>
              </div>
              <div class="chart-date-wrapper">
                <div class="chart-date-week" :class="{active: state.isBoatWeekActive}" @click="showChartByWeek('boat-chart')">Week</div>
                <div class="chart-date-month" :class="{active: state.isBoatMonthActive}" @click="showChartByMonth('boat-chart')">Month</div>
              </div>
            </div>
            <div class="chart-body-wrapper">
              <div class="chart-body" id="boat-chart">
              </div>
            </div>
          </el-card>
        </el-col>
      </el-row>

      <el-row >
        <el-col :span="12">
          <el-card shadow="always">
            <div class="chart-title-wrapper">
              <div class="chart-title">
                <span>Engines</span>
              </div>
              <div class="chart-date-wrapper">
                <div class="chart-date-week" :class="{active: state.isEngineWeekActive}" @click="showChartByWeek('engine-chart')">Week</div>
                <div class="chart-date-month" :class="{active: state.isEngineMonthActive}" @click="showChartByMonth('engine-chart')">Month</div>
              </div>
            </div>
            <div class="chart-body-wrapper">
              <div class="chart-body" id="engine-chart">
              </div>
            </div>
          </el-card>
        </el-col>
        <el-col :span="12">
          <el-card shadow="always">
            <div class="chart-title-wrapper">
              <div class="chart-title">
                <span>Devices</span>
              </div>
              <div class="chart-date-wrapper">
                <div class="chart-date-week" :class="{active: state.isDeviceWeekActive}" @click="showChartByWeek('device-chart')">Week</div>
                <div class="chart-date-month" :class="{active: state.isDeviceMonthActive}" @click="showChartByMonth('device-chart')">Month</div>
              </div>
            </div>
            <div class="chart-body-wrapper">
              <div class="chart-body" id="device-chart">
              </div>
            </div>
          </el-card>
        </el-col>
      </el-row>

    </div>
</template>


<script setup>
import { reactive } from "vue";
import * as api from '@/api/system/dashboard';
import * as echarts from 'echarts';
const state = reactive({
  dashboardChart: {
    account:null,
    boat:null,
    engine:null,
    device:null,
  },
  isAccountWeekActive: false,
  isAccountMonthActive: false,
  isBoatWeekActive: false,
  isBoatMonthActive: false,
  isEngineWeekActive: false,
  isEngineMonthActive: false,
  isDeviceWeekActive: false,
  isDeviceMonthActive: false,
  loading: false,
  countData: {
    totalAccountCount: 0,
    totalBoatCount: 0,
    totalEngineCount: 0,
    totalDeviceCount: 0,
  },
});

function totalCount() {
  state.loading = true;
  api
      .totalCount()
      .then((res) => {
        state.countData = res;
      })
      .finally(() => {
        state.loading = false;
      });
}

function statisticsChart(){
  state.loading = true;
  api
      .statisticsChart()
      .then((res) => {
        state.dashboardChart = res;
        initChartByWeek('account-chart', state.dashboardChart.account);
        initChartByWeek('boat-chart', state.dashboardChart.boat);
        initChartByWeek('engine-chart', state.dashboardChart.engine);
        initChartByWeek('device-chart', state.dashboardChart.device);
        state.isAccountWeekActive=true;
        state.isBoatWeekActive=true;
        state.isEngineWeekActive=true;
        state.isDeviceWeekActive=true;
      })
      .finally(() => {
        state.loading = false;
      });
}


function getDataByElId(elId, dateType) {
  let data;
  if (elId === 'account-chart') {
    data = state.dashboardChart.account;
    if('week' === dateType){
      state.isAccountWeekActive=true;
      state.isAccountMonthActive=false;
    }else{
      state.isAccountWeekActive=false;
      state.isAccountMonthActive=true;
    }
  } else if (elId === 'boat-chart') {
    data = state.dashboardChart.boat;
    if('week' === dateType){
      state.isBoatWeekActive=true;
      state.isBoatMonthActive=false;
    }else{
      state.isBoatWeekActive=false;
      state.isBoatMonthActive=true;
    }
  } else if (elId === 'engine-chart') {
    data = state.dashboardChart.engine;
    if('week' === dateType){
      state.isEngineWeekActive=true;
      state.isEngineMonthActive=false;
    }else{
      state.isEngineWeekActive=false;
      state.isEngineMonthActive=true;
    }
  } else if (elId === 'device-chart') {
    data = state.dashboardChart.device;
    if('week' === dateType){
      state.isDeviceWeekActive=true;
      state.isDeviceMonthActive=false;
    }else{
      state.isDeviceWeekActive=false;
      state.isDeviceMonthActive=true;
    }
  }
  return data;
}

function initChartByWeek(elId, data){
  let rawData = {
    xData: [],
    yData: [],
  }
  if (data && data.weekList && data.weekList.length > 0) {
    data.weekList.forEach(weekData => {
      rawData.xData.push(weekData.date);
      rawData.yData.push(weekData.value);
    });
  }
  showChart(rawData, elId);
}

function showChartByWeek(elId){
  let data = getDataByElId(elId, 'week');
  let rawData = {
    xData: [],
    yData: [],
  }
  if (data && data.weekList && data.weekList.length > 0) {
    data.weekList.forEach(weekData => {
      rawData.xData.push(weekData.date);
      rawData.yData.push(weekData.value);
    });
  }
  showChart(rawData, elId);
}

function showChartByMonth(elId){
  let data = getDataByElId(elId, 'month');
  let rawData = {
    xData: [],
    yData: [],
  }
  if (data && data.monthList && data.monthList.length > 0) {
    data.monthList.forEach(monthData => {
      rawData.xData.push(monthData.date);
      rawData.yData.push(monthData.value);
    });
  }
  showChart(rawData, elId);
}

function showChart(rawData, elId) {
  let myChart = echarts.init(document.getElementById(elId));
  let option = {
    xAxis: {
      type: 'category',
      data: rawData.xData
    },
    tooltip: {
      trigger: 'axis'
    },
    yAxis: {
      type: 'value'
    },
    grid: {
      x: 45,
      y: 30,
      x2: 15,
      y2: 35
    },
    series: [
      {
        data: rawData.yData,
        type: 'line',
        smooth: true
      }
    ]
  };
  myChart.setOption(option);
}

totalCount();
statisticsChart();

</script>

<style scoped lang="scss">
.active{
  border-color: #009143e6;
  background-color: #009143e6;
}
.app-container {
  .statistics-item-wrapper{
    height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    .statistics-item-detail{
      font-size: 20px;
      font-weight: bold;
    }
    .statistics-item-num{
      font-size: 27px;
      font-weight: bold;
    }

  }
  .el-card.is-always-shadow {
    margin: 10px;
    border-radius: 10px;
    box-shadow: 0px 10px 18px #dde2e7;
    :deep .el-card__body {
    }
  }
  .chart-title-wrapper{
    display: flex;
    justify-content: space-between;
    margin: 0 10px;

    .chart-date-wrapper{
      display: flex;
      justify-content: space-between;
      .chart-date-week, .chart-date-month{
        border-radius: 8px;
        height: 30px;
        width: 70px;
        line-height: 30px;
        text-align: center;
        border: 1px solid #cbcfd3;
        cursor: pointer;
      }

    }
  }

  .chart-body-wrapper {
    height: 280px;
    margin: 0 10px;

    .chart-body {
      height: 260px;
      width: 100%;
    }
  }

}
</style>