426 lines
13 KiB
Vue
426 lines
13 KiB
Vue
<template>
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<div style="background: #ececec; padding: 15px">
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<a-card title="按批次对比分析" :loading="loading" :bordered="false">
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<template #extra>
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<!-- <a-select v-model:value="college" style="width: 300px" :options="collegeOptions"></a-select> -->
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<a-cascader v-model:value="collegeMajor" :options="collegeMajorOptions" change-on-select />
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<a-button style="margin-left: 10px" type="primary" @click="query">查询</a-button>
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</template>
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<a-row :gutter="12">
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<a-col :xl="16" :style="{ marginBottom: '24px' }">
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<!-- 根据需求 删除 或 更改-->
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<a-card class="tip">
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<div style="display: flex">
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<div v-if="topCollege != null">
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<span style="font-size: 15px; padding-left: 100px">该数据为 </span>
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<span style="color: red; font-size: 18px">{{ topCollege }}</span>
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<span v-if="topMajor != null && topMajor != ''" style="color: red; font-size: 18px"> / {{ topMajor }}</span>
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<span style="font-size: 15px"> 的四级通过率变化趋势 </span>
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</div>
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</div>
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</a-card>
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<a-card>
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<div>
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<div id="map1" style="width: 100%; height: 400px"></div>
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</div>
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</a-card>
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</a-col>
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<a-col :xl="8">
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<a-card :loading="participate_Piechartloading" style="margin-bottom: 10px">
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<div style="width: 100%; height: 210px; padding: 10px" class="participate_Piechart" id="participate_Piechart"></div>
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</a-card>
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<a-card :loading="pass_Piechartloading">
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<div style="width: 100%; height: 210px; padding: 10px" class="pass_Piechart" id="pass_Piechart"></div>
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</a-card>
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</a-col>
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</a-row>
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</a-card>
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</div>
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</template>
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<script>
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import { defHttp } from '/@/utils/http/axios';
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import * as echarts from 'echarts';
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export default {
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data() {
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return {
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Url: {
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getBatch: '/cet/getBatch',
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getCollege: '/cet/getCollege',
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getRate: '/cet/getRateByAllBatch',
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getCollegeMajor: '/cet/getCollegeMajor',
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getRateByMajor: '/cet/getgetRateByMajor',
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getRateByMajorAndLastestBatch: '/cet/getRateByMajorAndLastestBatch',
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getRateByEntryDate: '/cet/getRateByEntryDate',
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},
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loading: false,
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participate_Piechartloading: false,
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pass_Piechartloading: false,
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collegeOptions: [],
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collegeMajorOptions: [],
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batchOptions: [],
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levelOptions: [
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{ value: 'cet4', label: '英语四级' },
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{ value: 'cet6', label: '英语六级' },
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],
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level: null,
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college: null,
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batch: null,
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collegeMajor: null,
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topCollege: null, //顶部解释行
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topMajor: null, //顶部解释行
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};
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},
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mounted() {
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this.getCollegeMajorData();
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this.getBatch();
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this.query();
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},
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methods: {
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dataChart(data) {
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let xData = [];
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let yData = [];
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for (let key in data) {
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xData.push(key);
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// 将数据转换为百分比（加上%）
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yData.push(data[key].toFixed(1));
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}
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let myChart = echarts.init(document.getElementById('map1'));
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// 指定图表的配置项和数据
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let option = {
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title: {
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// text: '学院 / 专业四级通过率变化',
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},
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xAxis: {
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type: 'category',
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data: xData,
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axisLabel: {
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interval: 1, //代表显示所有x轴标签显示
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rotate: -10, //代表倾斜30度显示
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},
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},
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tooltip: {
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trigger: 'axis',
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axisPointer: {
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type: 'shadow',
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},
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formatter: function (params) {
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return (
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params[0].name +
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'<br/>' +
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'<table>' +
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'<tr><td>' +
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params[0].marker +
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'</td><td style="font-weight: bold;">' +
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' ' +
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params[0].value +
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'%' +
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'</td></tr>' +
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'<tr>' +
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'</table>'
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);
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},
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},
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yAxis: {
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type: 'value',
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name: '通过率',
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axisLabel: {
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formatter: '{value} %',
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},
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},
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series: [
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{
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data: yData,
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type: 'line',
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itemStyle: {
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normal: {
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label: {
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show: true, //开启显示
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position: 'top', //在上方显示
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textStyle: {
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//数值样式
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color: 'black',
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fontSize: 12,
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},
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formatter: '{c}%',
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},
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},
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},
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},
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],
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};
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// 使用刚指定的配置项和数据显示图表。
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myChart.setOption(option);
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},
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//绘画饼图--最新批次每一年级的通过率饼图
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async draPieChart_Participate() {
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console.log(this.collegeMajor, 'collegeMajor');
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let college = this.collegeMajor[0];
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let major = this.collegeMajor[1];
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console.log(college, major, 'college major');
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let queryParams = {
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college: college,
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major: major,
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level: 'cet4',
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};
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let url = this.Url.getRateByMajorAndLastestBatch;
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this.participate_Piechartloading = true;
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console.log(queryParams, 'queryParams');
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let result = await defHttp.post({ url: url, data: queryParams });
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if (!result) {
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return;
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}
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console.log(result.data, 'result');
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let titleText = major ? `${college} / ${major}专业 最新批次通过人数` : `${college} 最新批次通过人数`;
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// 使用 API 返回的数据填充饼图
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let chartData = [];
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for (let key in result.data) {
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chartData.push({
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name: key + '级',
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value: result.data[key].passRate,
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});
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}
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console.log(chartData, '123');
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let xData = chartData.map((item) => item.name); // 提取类别数据
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let yData = chartData.map((item) => item.value); // 提取值数据
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let option = {
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grid: {
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left: '20%', // 增加左边距，可以根据需要调整
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right: '5%', // 右边距
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top: '20%', // 上边距
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bottom: '10%', // 下边距
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},
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title: {
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text: '最新批次每一年级的通过率',
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left: 'top',
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top: '0%',
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textStyle: {
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fontSize: 14,
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},
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},
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tooltip: {
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trigger: 'item',
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},
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xAxis: {
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type: 'category',
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data: xData,
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//data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
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},
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yAxis: {
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type: 'value',
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axisLabel: {
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formatter: '{value}%',
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},
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},
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series: [
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{
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name: titleText,
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data: yData,
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//data: [150, 230, 224, 218, 135, 147, 260],
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type: 'line',
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itemStyle: {
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normal: {
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label: {
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show: true, //开启显示
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position: 'top', //在上方显示
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textStyle: {
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//数值样式
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color: 'black',
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fontSize: 12,
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},
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formatter: '{c}%',
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},
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},
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},
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},
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],
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animationDurationUpdate: 500,
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};
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this.participate_Piechartloading = false;
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this.$nextTick(() => {
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var myChart = echarts.init(document.getElementById('participate_Piechart'));
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myChart.setOption(option);
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});
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},
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//绘画饼图--学院/专业每个年级的通过率柱状图
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async draPieChart_Pass() {
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//console.log(this.passRatePie);
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//console.log('piedata', piedata);
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let college = this.collegeMajor[0];
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let major = this.collegeMajor[1];
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let queryParams = {
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college: college,
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major: major,
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level: 'cet4',
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};
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let url = this.Url.getRateByEntryDate;
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this.pass_Piechartloading = true;
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console.log(queryParams, 'queryParams');
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let result = await defHttp.post({ url: url, data: queryParams });
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if (!result) {
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return;
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}
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console.log(result, 'result');
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// 从 result 提取数据
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let xData = result.data.map((item) => item.entryDate); // 用于 X 轴
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let values = result.data.map((item) => item.passRate); // 用于柱状图的数据
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console.log(xData, values, 'xData values');
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let titleText = major ? `${college} / ${major}专业 每个年级的通过率柱状图` : `${college} 每个年级的通过率柱状图`;
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let option = {
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grid: {
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left: '15%', // 调整左边距，向右移动
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top: '20%', // 调整上边距，向下移动
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right: '10%', // 可根据需要调整右边距
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bottom: '10%', // 可根据需要调整底边距
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},
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tooltip: {
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trigger: 'item',
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formatter: function (params) {
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// 在默认格式基础上添加 %
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return `${params.marker}${params.name} ${params.value}%`;
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},
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},
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title: {
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text: titleText,
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left: 'left',
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top: '0%',
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textStyle: {
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fontSize: 14,
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},
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},
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xAxis: {
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type: 'category',
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data: xData,
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},
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yAxis: {
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type: 'value',
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axisLabel: {
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formatter: '{value}%', // Y 轴显示百分比符号
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},
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},
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series: [
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{
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data: values,
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type: 'bar',
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showBackground: true,
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backgroundStyle: {
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color: 'rgba(180, 180, 180, 0.2)',
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},
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label: {
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show: true, // 显示数据标签
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position: 'top', // 标签位置在柱体顶部
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formatter: '{c}%', // 标签内容为百分比
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fontSize: '10px',
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},
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},
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],
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animationDurationUpdate: 500,
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};
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this.pass_Piechartloading = false;
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this.$nextTick(() => {
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var myChart = echarts.init(document.getElementById('pass_Piechart'));
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myChart.setOption(option);
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});
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},
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// 获取批次数据
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async getBatch() {
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const getBatch = await defHttp.get({ url: this.Url.getBatch });
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// const getCollege = await defHttp.get({ url: this.Url.getCollege });
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// this.collegeOptions = getCollege.colleges;
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// this.college = this.collegeOptions[0].value;
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this.level = this.levelOptions[0].value;
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// this.query();
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},
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//获取学院专业级联数据
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async getCollegeMajorData() {
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const res = await defHttp.get({ url: this.Url.getCollegeMajor });
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//通过map方法将数据转换为级联选择器需要的数据格式
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this.collegeMajorOptions = res.collegeMajor.map((item) => {
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return {
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value: item.college,
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label: item.college,
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children: item.major.map((major) => {
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return {
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value: major,
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label: major,
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};
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}),
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};
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});
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this.collegeMajor = ['东语学院', '日语'];
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},
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// 查询数据
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async query() {
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let data = null;
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console.log(this.collegeMajor, 'collegeMajor');
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try {
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//如果this.collegeMajor为null则先赋个值
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if (!this.collegeMajor) {
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this.collegeMajor = ['东语学院', '日语'];
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}
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let major = null;
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let college = null;
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//如果this.collegeMajor[1]不存在则设为null
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college = this.collegeMajor[0];
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major = this.collegeMajor.length > 1 ? this.collegeMajor[1] : '';
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this.topCollege = college;
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this.topMajor = major;
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this.loading = true;
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console.log(college, major, 'college,major');
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let params = {
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college: college,
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major: major,
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level: 'cet4',
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};
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data = await defHttp.get({ url: this.Url.getRate, params });
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console.log(data, 'data');
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} finally {
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this.loading = false;
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this.$nextTick(() => {
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this.dataChart(data);
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this.draPieChart_Pass();
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this.draPieChart_Participate();
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});
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}
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},
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},
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};
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</script>
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<style lang="less" scoped>
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.container {
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// display: flex;
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background-color: #fff;
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padding: 15px;
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border-radius: 4px;
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box-shadow: 0 2px 8px rgba(0, 0, 0, 0.09);
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}
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.title {
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font-size: 20px;
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color: rgb(8, 8, 8);
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font-weight: bold;
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}
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.tip {
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margin-bottom: 10px;
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background-color: #d0e5fe;
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opacity: 0.9;
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}
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</style>
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