vue-shop/src/components/report/Report.vue

<!--
 * @Description: 
 * @Version: 1.0
 * @Autor: zhuyijun
 * @Date: 2022-02-11 15:01:12
 * @LastEditTime: 2022-02-17 13:38:10
-->
<template>
  <div>
    <!-- 面包屑导航区 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>

    <el-card>
      <div id="main"
           style="width: 750px;height:400px;">

      </div>
    </el-card>
  </div>
</template>
<script>
// 导入echarts
import * as echarts from 'echarts'
import _ from 'lodash'

export default {
  data () {
    return {
      options: {
        title: {
          text: '用户来源'
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'cross',
            label: {
              backgroundColor: '#E9EEF3'
            }
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            boundaryGap: false
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ]
      }
    }
  },
  //执行到mounted函数，此时页面上的元素已经渲染好了
  async mounted () {
    //3. 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById('main'))
    const { data: res } = await this.$http.get('reports/type/1')
    if (res.meta.status !== 200) {
      return this.$message.error(res.meta.msg)
    }
    //4. 准备数据和配置项
    const result = _.merge(this.options, res.data)
    //5. 绘制图表
    myChart.setOption(result)
  }
}
</script>
<style lang="less" scoped>
#main {
  height: 500px;
  width: 100%;
}
</style>