数据的请求

mock数据模拟实战

mock官方文档
前端用来模拟后端接口的工具，通过拦截前端发起的请求，自己定义一些数据

npm i mockjs

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文件目录

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src/api/mock.js

import Mock from 'mockjs'
import homeApi from "@/api/mockServeData/home";

/*//定义请求拦截
Mock.mock('/api/home/getData',function (){
    //拦截到请求后处理的逻辑
    console.log("拦截到了")
})*/
//定义请求拦截
Mock.mock('/api/home/getData',homeApi.getStatisticalData())

src/api/mockServeData/home.js

// mock数据模拟
import Mock from 'mockjs'

// 图表数据
let List = []
export default {
    getStatisticalData: () => {
        //Mock.Random.float 产生随机数100到8000之间 保留小数 最小0位 最大0位
        for (let i = 0; i < 7; i++) {
            List.push(
                Mock.mock({
                    苹果: Mock.Random.float(100, 8000, 0, 0),
                    vivo: Mock.Random.float(100, 8000, 0, 0),
                    oppo: Mock.Random.float(100, 8000, 0, 0),
                    魅族: Mock.Random.float(100, 8000, 0, 0),
                    三星: Mock.Random.float(100, 8000, 0, 0),
                    小米: Mock.Random.float(100, 8000, 0, 0)
                })
            )
        }
        return {
            code: 20000,
            data: {
                // 饼图
                videoData: [
                    {
                        name: '小米',
                        value: 2999
                    },
                    {
                        name: '苹果',
                        value: 5999
                    },
                    {
                        name: 'vivo',
                        value: 1500
                    },
                    {
                        name: 'oppo',
                        value: 1999
                    },
                    {
                        name: '魅族',
                        value: 2200
                    },
                    {
                        name: '三星',
                        value: 4500
                    }
                ],
                // 柱状图
                userData: [
                    {
                        date: '周一',
                        new: 5,
                        active: 200
                    },
                    {
                        date: '周二',
                        new: 10,
                        active: 500
                    },
                    {
                        date: '周三',
                        new: 12,
                        active: 550
                    },
                    {
                        date: '周四',
                        new: 60,
                        active: 800
                    },
                    {
                        date: '周五',
                        new: 65,
                        active: 550
                    },
                    {
                        date: '周六',
                        new: 53,
                        active: 770
                    },
                    {
                        date: '周日',
                        new: 33,
                        active: 170
                    }
                ],
                // 折线图
                orderData: {
                    date: ['20191001', '20191002', '20191003', '20191004', '20191005', '20191006', '20191007'],
                    data: List
                },
                tableData: [
                    {
                        name: 'oppo',
                        todayBuy: 500,
                        monthBuy: 3500,
                        totalBuy: 22000
                    },
                    {
                        name: 'vivo',
                        todayBuy: 300,
                        monthBuy: 2200,
                        totalBuy: 24000
                    },
                    {
                        name: '苹果',
                        todayBuy: 800,
                        monthBuy: 4500,
                        totalBuy: 65000
                    },
                    {
                        name: '小米',
                        todayBuy: 1200,
                        monthBuy: 6500,
                        totalBuy: 45000
                    },
                    {
                        name: '三星',
                        todayBuy: 300,
                        monthBuy: 2000,
                        totalBuy: 34000
                    },
                    {
                        name: '魅族',
                        todayBuy: 350,
                        monthBuy: 3000,
                        totalBuy: 22000
                    }
                ]
            }
        }
    }
}

main.js

import Vue from 'vue'
import App from './App.vue'
import VueRouter from "vue-router";
import router from "@/router";
import ElementUI from 'element-ui';
import 'element-ui/lib/theme-chalk/index.css'
import store from '@/store'
//引入mock模拟
import '@/api/mock'

Vue.config.productionTip = false
Vue.use(VueRouter)
Vue.use(ElementUI)
new Vue({
  store,
  router,
  render: h => h(App),
}).$mount('#app')

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首页组件布局

可视化图表

可视化图表布局

Home.vue

<template>
  <div>
    <el-row>
      <el-col :span="8" style="padding-right: 10px">
        <el-card class="box-card">
          <div class="user">
            <img src="@/assets/user.webp" alt="">
            <div class="userinfo">
              <p class="name">Admin</p>
              <p class="access">超级管理员</p>
            </div>
          </div>
          <div class="login-info">
            <p>上次登录的时间：<span>2023-08-30</span></p>
            <p>上次登录的地点：<span>北京</span></p>
          </div>
        </el-card>
        <el-card style="margin-top: 20px;height: 460px;">
          <el-table
              :data="tableData"
              style="width: 100%;">
            <el-table-column v-for="(val,key) in tableLabel" :prop="key" :label="val" />
          </el-table>
        </el-card>
      </el-col>
      <el-col :span="16" style="padding-left: 10px">
        <div class="num">
          <el-card v-for="item in countData" :key="item.name" :body-style="{display:'flex',padding:0}">
            <i class="icon" :class="`el-icon-${item.icon}`" :style="{background:item.color}"></i>
            <div class="detail">
              <p class="price">￥{{item.value}}</p>
              <p class="desc">{{item.name}}</p>
            </div>
          </el-card>
        </div>
        <el-card style="height: 280px">
<!--          折线图-->
        </el-card>
        <div class="graph">
          <el-card style="height: 260px;"></el-card>
          <el-card style="height: 260px;"></el-card>
        </div>
      </el-col>
    </el-row>
  </div>

</template>

<script>
import {getData} from "@/api";
export default {
  name: "Home",
  data(){
    return{
      tableData:[],
      tableLabel:{
        name:'课程',
        todayBuy:'今日购买',
        monthBuy:'本月购买',
        totalBuy:'总共购买'
      },
      countData:[
        {
          name: "今日支付订单",
          value: 1234,
          icon: "success",
          color: "#2ec7c9",
        },
        {
          name: "今日收藏订单",
          value: 210,
          icon: "star-on",
          color: "#ffb980",
        },
        {
          name: "今日未支付订单",
          value: 1234,
          icon: "s-goods",
          color: "#5ab1ef",
        },
        {
          name: "本月支付订单",
          value: 1234,
          icon: "success",
          color: "#2ec7c9",
        },
        {
          name: "本月收藏订单",
          value: 210,
          icon: "star-on",
          color: "#ffb980",
        },
        {
          name: "本月未支付订单",
          value: 1234,
          icon: "s-goods",
          color: "#5ab1ef",
        },
      ],
    }
  },
  mounted(){
    getData().then(({data})=>{
      console.log(data)
      // data.data
      const {tableData}=data.data
      this.tableData=tableData
    })
  }
}
</script>

<style scoped lang="less">
.user{
  display: flex;
  align-items: center;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid #ccc;
  img{
    margin-right: 40px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
  }
  .userinfo{
    .name{
      font-size: 32px;
      margin-bottom: 10px;
    }
    .access{
      color: #999;
    }
  }
}
.login-info{
  p{
    line-height: 28px;
    font-size: 14px;
    color: #999;
    span{
      color: #666;
      margin-left: 60px;
    }
  }
}
.num{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  .icon{
    width: 80px;
    height: 80px;
    color: #fff;
    line-height: 80px;
    text-align: center;
    font-size: 30px;
  }
  .detail{
    margin-left: 15px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    .price{
      font-size: 30px;
      margin-bottom: 10px;
      line-height: 30px;
    }
    .desc{
      color: #999;
      font-size: 14px;
      text-align: center;
    }
  }
  .el-card{
    margin-bottom: 20px;
    width: 32%;
  }
}
.graph{
  display: flex;
  margin-top: 20px;
  justify-content: space-between;
  .el-card{
    width: 48%;
  }
}
</style>

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echarts表

安装echarts

npm i echarts@5.1.2

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Home.vue

折线图

mounted(){
    getData().then(({data})=>{
      console.log(data)
      // data.data
      const {tableData}=data.data
      this.tableData=tableData

      //折线图
      //   基于准备好的dom,初始化echarts实例
      const echarts1 = echarts.init(this.$refs.echarts1)
      //   指定图表的配置项和数据
      var lineOption={}
      //   处理数据
      const {orderData,userData,videoData}=data.data
      const xAxis=orderData.date
      const xMore=Object.keys(orderData.data[0])
      lineOption.xAxis={data:xAxis}
      lineOption.yAxis={
        type: "value",
        axisLine: {
          lineStyle: {
            color: "#17b3a3",
          },
        },
      }
      lineOption.legend={
        data:xMore
      }
      lineOption.tooltip={
        trigger:'axis'
      }
      lineOption.series=[]
      console.log(lineOption)
      xMore.forEach(key=>{
        lineOption.series.push({
          name:key,
          data:orderData.data.map(item=>item[key]),
          type:'line'
        })
      })
      // console.log(lineOption)
      //   使用刚指定的配置项和数据显示图表
      echarts1.setOption(lineOption)
    })
  }

        <el-card style="height: 280px">
<!--          折线图-->
          <div ref="echarts1" style="height: 280px"></div>
        </el-card>

柱状图:

          <el-card style="height: 260px;">
<!--            柱状图-->
            <div ref="echarts2" style="height: 260px;"></div>
          </el-card>

 //柱状图
      const echarts2 = echarts.init(this.$refs.echarts2)
      var barOption={
        legend: {
          // 图例文字颜色
          textStyle: {
            color: "#333",
          },
        },
        grid: {
          left: "20%",
        },
        // 提示框
        tooltip: {
          trigger: "axis",
        },
        xAxis: {
          type: "category", // 类目轴
          data: userData.map(item=>item.date),
          axisLine: {
            lineStyle: {
              color: "#17b3a3",
            },
          },
          axisLabel: {
            interval: 0,
            color: "#333",
          },
        },
        yAxis: [
          {
            type: "value",
            axisLine: {
              lineStyle: {
                color: "#17b3a3",
              },
            },
          },
        ],
        color: ["#2ec7c9", "#b6a2de", "#5ab1ef", "#ffb980", "#d87a80", "#8d98b3"],
        series: [
          {
            name:"新增用户",
            data:userData.map(item=>item.new),
            type:'bar'
          },
          {
            name:"活跃用户",
            data:userData.map(item=>item.active),
            type:'bar'
          }
        ],
      }

      echarts2.setOption(barOption)

饼状图

          <el-card style="height: 260px;">
<!--            饼状图-->
            <div ref="echarts3" style="height: 240px"></div>
          </el-card>

//饼状图
      const echarts3=echarts.init(this.$refs.echarts3)

      var pieOption = {
            tooltip: {
              trigger: "item",
            },
            color: [
              "#0f78f4",
              "#dd536b",
              "#9462e5",
              "#a6a6a6",
              "#e1bb22",
              "#39c362",
              "#3ed1cf",
            ],
            series: [
              {
                data:videoData,
                type:'pie'
              }
            ],
          }
          echarts3.setOption(pieOption)

全部代码：

<template>
  <div>
    <el-row>
      <el-col :span="8" style="padding-right: 10px">
        <el-card class="box-card">
          <div class="user">
            <img src="@/assets/user.webp" alt="">
            <div class="userinfo">
              <p class="name">Admin</p>
              <p class="access">超级管理员</p>
            </div>
          </div>
          <div class="login-info">
            <p>上次登录的时间：<span>2023-08-30</span></p>
            <p>上次登录的地点：<span>北京</span></p>
          </div>
        </el-card>
        <el-card style="margin-top: 20px;height: 460px;">
          <el-table
              :data="tableData"
              style="width: 100%;">
            <el-table-column v-for="(val,key) in tableLabel" :prop="key" :label="val" />
          </el-table>
        </el-card>
      </el-col>
      <el-col :span="16" style="padding-left: 10px">
        <div class="num">
          <el-card v-for="item in countData" :key="item.name" :body-style="{display:'flex',padding:0}">
            <i class="icon" :class="`el-icon-${item.icon}`" :style="{background:item.color}"></i>
            <div class="detail">
              <p class="price">￥{{item.value}}</p>
              <p class="desc">{{item.name}}</p>
            </div>
          </el-card>
        </div>
        <el-card style="height: 280px">
<!--          折线图-->
          <div ref="echarts1" style="height: 280px"></div>
        </el-card>
        <div class="graph">
          <el-card style="height: 260px;">
<!--            柱状图-->
            <div ref="echarts2" style="height: 260px;"></div>
          </el-card>
          <el-card style="height: 260px;">
<!--            饼状图-->
            <div ref="echarts3" style="height: 240px"></div>
          </el-card>
        </div>
      </el-col>
    </el-row>
  </div>

</template>

<script>
import {getData} from "@/api";
import * as echarts from 'echarts'
export default {
  name: "Home",
  data(){
    return{
      tableData:[],
      tableLabel:{
        name:'课程',
        todayBuy:'今日购买',
        monthBuy:'本月购买',
        totalBuy:'总共购买'
      },
      countData:[
        {
          name: "今日支付订单",
          value: 1234,
          icon: "success",
          color: "#2ec7c9",
        },
        {
          name: "今日收藏订单",
          value: 210,
          icon: "star-on",
          color: "#ffb980",
        },
        {
          name: "今日未支付订单",
          value: 1234,
          icon: "s-goods",
          color: "#5ab1ef",
        },
        {
          name: "本月支付订单",
          value: 1234,
          icon: "success",
          color: "#2ec7c9",
        },
        {
          name: "本月收藏订单",
          value: 210,
          icon: "star-on",
          color: "#ffb980",
        },
        {
          name: "本月未支付订单",
          value: 1234,
          icon: "s-goods",
          color: "#5ab1ef",
        },
      ],
    }
  },
  mounted(){
    getData().then(({data})=>{
      console.log(data)
      // data.data
      const {tableData}=data.data
      this.tableData=tableData

      //   基于准备好的dom,初始化echarts实例
      const echarts1 = echarts.init(this.$refs.echarts1)
      //   指定图表的配置项和数据
      var lineOption={}
      //   处理数据
      const {orderData,userData,videoData}=data.data
      const xAxis=orderData.date
      const xMore=Object.keys(orderData.data[0])
      lineOption.xAxis={data:xAxis}
      lineOption.yAxis={
        type: "value",
        axisLine: {
          lineStyle: {
            color: "#17b3a3",
          },
        },
      }
      lineOption.legend={
        data:xMore
      }
      lineOption.tooltip={
        trigger:'axis'
      }
      lineOption.series=[]
      console.log(lineOption)
      xMore.forEach(key=>{
        lineOption.series.push({
          name:key,
          data:orderData.data.map(item=>item[key]),
          type:'line'
        })
      })
      // console.log(lineOption)
      //   使用刚指定的配置项和数据显示图表
      echarts1.setOption(lineOption)

      //柱状图
      const echarts2 = echarts.init(this.$refs.echarts2)
      var barOption={
        legend: {
          // 图例文字颜色
          textStyle: {
            color: "#333",
          },
        },
        grid: {
          left: "20%",
        },
        // 提示框
        tooltip: {
          trigger: "axis",
        },
        xAxis: {
          type: "category", // 类目轴
          data: userData.map(item=>item.date),
          axisLine: {
            lineStyle: {
              color: "#17b3a3",
            },
          },
          axisLabel: {
            interval: 0,
            color: "#333",
          },
        },
        yAxis: [
          {
            type: "value",
            axisLine: {
              lineStyle: {
                color: "#17b3a3",
              },
            },
          },
        ],
        color: ["#2ec7c9", "#b6a2de", "#5ab1ef", "#ffb980", "#d87a80", "#8d98b3"],
        series: [
          {
            name:"新增用户",
            data:userData.map(item=>item.new),
            type:'bar'
          },
          {
            name:"活跃用户",
            data:userData.map(item=>item.active),
            type:'bar'
          }
        ],
      }

      echarts2.setOption(barOption)


      //饼状图
      const echarts3=echarts.init(this.$refs.echarts3)

      var pieOption = {
            tooltip: {
              trigger: "item",
            },
            color: [
              "#0f78f4",
              "#dd536b",
              "#9462e5",
              "#a6a6a6",
              "#e1bb22",
              "#39c362",
              "#3ed1cf",
            ],
            series: [
              {
                data:videoData,
                type:'pie'
              }
            ],
          }
          echarts3.setOption(pieOption)

    })
  }
}
</script>

<style scoped lang="less">
.user{
  display: flex;
  align-items: center;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid #ccc;
  img{
    margin-right: 40px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
  }
  .userinfo{
    .name{
      font-size: 32px;
      margin-bottom: 10px;
    }
    .access{
      color: #999;
    }
  }
}
.login-info{
  p{
    line-height: 28px;
    font-size: 14px;
    color: #999;
    span{
      color: #666;
      margin-left: 60px;
    }
  }
}
.num{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  .icon{
    width: 80px;
    height: 80px;
    color: #fff;
    line-height: 80px;
    text-align: center;
    font-size: 30px;
  }
  .detail{
    margin-left: 15px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    .price{
      font-size: 30px;
      margin-bottom: 10px;
      line-height: 30px;
    }
    .desc{
      color: #999;
      font-size: 14px;
      text-align: center;
    }
  }
  .el-card{
    margin-bottom: 20px;
    width: 32%;
  }
}
.graph{
  display: flex;
  margin-top: 20px;
  justify-content: space-between;
  .el-card{
    width: 48%;
  }
}
</style>