rax-medical/src/views/home/number-chart.vue

<template>
  <div class="chart-box">
    <div class="date-btn text-color">
      <div class="btn-box">
        <el-icon @click="getData(upMonth)">
          <ArrowLeft/>
        </el-icon>
        <el-date-picker v-model="currentMonth" format="YYYY年MM月" type="month" :editable="false" :clearable="false"
                        @change="getData"/>
        <el-icon @click="getData(downMonth)">
          <ArrowRight/>
        </el-icon>
      </div>
    </div>
    <div ref="chartDom" class="chart-dom"></div>
    <div class="total-mini">本月共计{{ total }}台手术</div>
  </div>
</template>

<script lang='ts' setup>
import {onMounted, ref} from 'vue'
import * as echarts from 'echarts'
import {dateFormater, getMonthDays} from '@/utils/date-util'
import * as medicineApi from "@/api/medicine";

const chartDom = ref()

const currentMonth = ref(new Date())
const upMonth = ref()
const downMonth = ref()
const total = ref(0)

onMounted(() => {
  init();
})

function init() {
  getData(new Date())
}

function initChart(chartData: any) {
  const chart = echarts.init(chartDom.value as HTMLElement);
  chart.clear();
  const option = {
    color: [],
    tooltip: {
      trigger: 'axis',
      formatter: (params: any) => {
        return dateFormater('yyyy年MM月', currentMonth.value) + params[0].axisValue + '<br>手术数量 <b>' + params[0].value + '</b> 台'
      }
    },
    grid: {
      left: 20,
      right: 50,
      bottom: 5,
      top: 50,
      containLabel: true,
    },
    xAxis: {
      name: '日期',
      show: true,
      type: 'category',
      boundaryGap: false,
      nameTextStyle: {color: '#909399'},
      axisLine: {show: true, lineStyle: {color: '#006080', width: 2}},
      axisTick: {show: false},
      axisLabel: {show: true, interval: chartData.xData.length - 2},
      splitLine: {show: true, lineStyle: {color: 'rgba(0, 96, 128, .05)', width: 1, type: 'solid'}},
      data: chartData.xData,
    },
    yAxis: {
      name: '数量',
      show: true,
      type: 'value',
      min: 0,
      nameTextStyle: {color: '#909399', align: 'center', verticalAlign: 'top', padding: [0, 0]},
      axisLine: {show: true, lineStyle: {color: '#006080', width: 2}},
      axisTick: {show: false},
      axisLabel: {show: false},
      splitLine: {show: false, lineStyle: {color: '#D4E8F0', width: 1, type: 'solid'}},
    },
    series: [{
      type: 'line',
      symbol: 'none',
      smooth: true,
      showSymbol: false,
      lineStyle: {
        color: 'rgb(0, 96, 128)',
        width: 2,
        shadowColor: 'rgba(0, 96, 128, .3)',
        shadowBlur: 10,
        shadowOffsetY: 20
      },
      areaStyle: {
        color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
          offset: 0,
          color: 'rgba(0, 96, 128, 1)'
        }, {
          offset: 0.8,
          color: 'rgba(255, 255, 255, 0.1)'
        }], false)
      },
      data: chartData.data
    }],
  };
  chart.setOption(option);
  chart.resize();
  window.addEventListener('resize', () => {
    chart.resize();
  });
}

const getData = (date: any) => {
  currentMonth.value = new Date(date)
  upMonth.value = new Date(currentMonth.value.getFullYear(), currentMonth.value.getMonth() - 1, 1)
  downMonth.value = new Date(currentMonth.value.getFullYear(), currentMonth.value.getMonth() + 1, 1)
  const xData: any = []
  const data: any = []
  let num = 0
  const start = new Date(currentMonth.value.getFullYear(), currentMonth.value.getMonth(), 1)
  const end = new Date(currentMonth.value.getFullYear(), currentMonth.value.getMonth() + 1, 0)
  medicineApi.getSurgeryCount(dateFormater("yyyy-MM-dd", start), dateFormater("yyyy-MM-dd", end)).then(res => {
    if (res.code == 0) {
      res.data.forEach((item: any) => {
        xData.push(item.time)
        data.push(item.count)
        num += item.count
      })
      total.value = num
    }
    initChart({xData, data})
  })
}
</script>

<style lang='scss' scoped>
.chart-box {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;

  .date-btn {
    position: absolute;
    height: 50px;
    top: 0;
    left: 20px;
    right: 230px;
    display: flex;
    justify-content: space-between;
    z-index: 1;

    .btn-box {
      height: 30px;
      display: flex;
      align-items: center;
      color: $text2-color;

      & > :deep(.el-date-editor) {
        font-size: 14px;

        .el-input__wrapper {
          box-shadow: none;
          padding: 0;

          .el-input__prefix,
          .el-input__suffix {
            display: none;
          }

          .el-input__inner {
            cursor: pointer;
            width: 100px;
            color: $text2-color;
            text-align: center;
          }
        }
      }

      .el-icon {
        cursor: pointer;
      }
    }
  }

  .chart-dom {
    width: 100%;
    height: 100%;
  }

  .total-mini {
    position: absolute;
    top: 0;
    right: 40px;
    color: $main-color;
    border: 1px solid $main-color;
    font-size: 14px;
    padding: 3px 8px;
  }
}
</style>