考试项目代码

import React, { Component } from 'react';
import router from 'umi/router';
import { Button, Icon, List, message, Spin } from "antd";
import InfiniteScroll from 'react-infinite-scroller';
import back from '../assets/left_arrow.png';
import exam from '../assets/exam.png';
import examActive from '../assets/exam_active.png';
import wrongQuestion from '../assets/wrong_question.png';
import wrongQuestionActive from '../assets/wrong_question_active.png';
import styles from './index.css';

export default class index extends Component {
  constructor() {
    super()
    this.state = {
      data: [],
      loading: false,
      hasMore: true,
      currentIndex: 0,
    }
  }
  componentDidMount() {
    // const { dispatch } = this.props;
    this.setState({
      data: [1, 2, 3, 4, 5, 6, 7, 8, 9],
    });
  }
  handleInfiniteonLoad = () => {
    let data = this.state.data;
    this.setState({
      loading: true,
    });
    if (data.length > 14) {
      message.warning('暂无更多数据');
      this.setState({
 hasMore: false,
 loading: false,
      });
      return;
    }
    data = data.concat(this.state.data);
    this.setState({
      data,
      loading: false
    })
  }
  goToExamPage(startTime, endTime) {
    startTime = new Date(startTime).getTime();
    endTime = new Date(endTime).getTime();
    router.push({
      pathname: '/examPage/examPage',
      query: {
 endTime: endTime,
 startTime: startTime
      },
    });
  }
  goToWrongPage() {
    router.push('/wrongQuestions/wrongQuestions')
  }
  hideLongWords(txt) {
    var word;
    if (txt.length > 10) {
      word = txt.substr(0, 10) + '...';
    } else {
      word = txt
    }
    return word
  }
  render() {
    return (
      
 

   
     
   
   
     {this.state.currentIndex === 0 ? 考试列表 : 错题集}
   
   
 
 

   
      (
  
    
      

 
 {this.hideLongWords('考试标题考试标题考试标题考试标题考试标题')}
 未考试
      
      

 总分：130分
 及格分数：60分
      
      

 限时：3分钟
 2018-12-19 08:34 ~ 2019-01-22 19:34
      
      
 {
   this.state.currentIndex === 0 ? 
    { this.goToExamPage('2019-05-09 11:00', '2019-05-09 15:00') }}>开始考试 : 
    { this.goToWrongPage() }}>开始考试
 }
      
    
  
)}
     >
{this.state.loading && this.state.hasMore && (
  
    
  
)}
     
   
 
 
      
    );
  }
}


p {
    margin: 0;
    font-size: 12px;
}
.header {
    display: flex;
    justify-content: flex-start;
    line-height: 50px;
    background-color: #459DFF;
    color: #fff
}
.headerLeft {
    width: 50px;
    padding-left: 10px;
}
.headerLeftImg {
    height: 25px;
}
.headerRight {
    width: 50px;
}
.headerTitle {
    flex: 1;
    text-align: center; 
    font-size: 16px;
    letter-spacing: 6px;
}
.eaxmBoxWrapper {
    flex: 1;
    padding: 10px 20px;
    
}
.eaxmBox {
    position: relative;
    line-height: 30px; 
    text-align: left;
}
.examTitleTag {
    
    font-size: 16px;
    color: #459DFF;
}
.examTitle {
    padding-left: 5px;
    font-weight: 500;
    font-size: 14px;
}
.examTitleRightTag {
    position: absolute;
    top: 5px;
    right: 0;
    height: 20px;
    padding: 0 5px; 
    background-color: #e44414;
    line-height: 20px;
    border-radius: 4px;
    font-size: 12px;
    color: #fff;
}
.eaxmBoxWrapper p:not(:first-of-type) {
    line-height: 25px;
}
.halfBox {
    display: flex;
}
.halfBox > span {
    flex: 1;
}
.centerButtonWrap {
    display: flex;
    justify-content: center;
    padding-top: 5px;
}
.halfFooter {
    display: flex;
    position: fixed;
    bottom: 0;
    right: 0;
    left: 0;
    height: 50px;
    text-align: center;
    box-shadow: 0 0 5px rgba(0,0,0,.3);
    background-color: #fff;
    z-index: 100;
}
.halfFooter > div{
    display: flex;
    width: 50%;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}
.halfFooter > div > img {
    height: 25px;
    width: 25px;
}
.sbBox {
    display: flex;
    justify-content: space-between;
}
.auto {
    overflow-y: auto;
}

import React, { Component } from 'react';
import { Icon } from 'antd';
import router from 'umi/router';
import more from '../../assets/more.png';
import time from '../../assets/time.png';
import styles from './examPage.css';
const array = [
    {
 title: '测试题目测试题目____。',
 type: '单选题',
 anwser: [
     '加入',
     'sdfasdfasfasd',
     'dfasdfedfdrhytrg',
     'dfayyhgjuuyuhyuh'
 ]
    },
    {
 title: '测试题目____。',
 type: '多选题',
 anwser: [
     'localhost:8000/',
     'localhost:8000/400',
     'localhost:8000/500',
     'localhost:8000/300'
 ]
    },
    {
 title: '测试题目____测试题目。',
 type: '判断题',
 anwser: [
     'gfadfasdfasdfasdfasddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddfasdf',
     'sdfasdfasfasd',
     'dfasdfedfdrhytrg',
     'dfayyhgjuuyuhyuh'
 ]
    },
    {
 title: '测试测试题目____。',
 type: '单选题',
 anwser: [
     'gfadfasdfasdfasdfasddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddfasdf',
     'sdfasdfasfasd',
     'dfasdfedfdrhytrg',
     'dfayyhgjuuyuhyuh'
 ]
    }
];
const letter = ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'];
let anwserArray = ['A', ['A', 'D'], 'C', 'A'];
let checkArray = [];
let minutes, seconds, msg, times;
let examType = '随到随考';
let timer;
export default class examPage extends Component {
    constructor(props) {
 super(props);
 this.state = {
     time: "1",
     msg: '',
     showHeaderChild: false,
     currentQuestion: 0,
     totalQuestion: 4,
     checkArray: [],
     currentIndex: 0,
 };
    }
    tenToZero(str) {
 if (str < 10) {
     return '0' + str;
 }
 return str;
    }
    showTime(time) {
 // 时间戳转换成 m 
 time = time / (60 * 1000);
 var showTime;
 if (time > 60) {
     showTime = this.tenToZero(Math.floor(time / 60)) + ':' + this.tenToZero(time % 60)
 } else {
     showTime = this.tenToZero(showTime);
 }
 return showTime;
    }
    intervalTime() {
 // 获取当前时间的时间戳
 var startTime = new Date().getTime();
 var times = this.state.time * 60 * 1000;
 // 根据限时计算截止时间时间戳
 var endTime = startTime + times;
 // 初始化showTime
 var showTime;
 if (this.state.time > 60) {
     showTime = this.tenToZero(Math.floor(this.state.time / 60)) + ':' + this.tenToZero((this.state.time % 60)) + ':00'
 } else {
     showTime = this.tenToZero(showTime) + ":00";
 }
 // 开启定时器 开始计时
 var that = this;
 var showTimeInterval = setInterval(function () {
     var currentTime = new Date().getTime();
     console.log(endTime - currentTime);
     var lessTime = endTime - currentTime;
     if (lessTime >= times) {
  console.log('結束⏲');
  // this.showTime(lessTime);
  clearInterval(showTimeInterval);
     } else {
  that.setState({
      showTime: that.showTime(lessTime)
  })
  console.log("正在⏲");
     }
 }, 1000)
    }

    changeQuestion(i) {
 this.setState({
     currentQuestion: i
 })

    }
    checkAnwser(i) {
 checkArray[this.state.currentQuestion][0] = letter[i];
 this.setState({
     checkArray
 });
    }
    checkMoreAnwser(i) {
 // type="多选题"
 if (!checkArray[this.state.currentQuestion][0]) {
     checkArray[this.state.currentQuestion][0] = [letter[i]]
 } else {
     if (checkArray[this.state.currentQuestion][0].indexOf(letter[i]) >= 0) {
  checkArray[this.state.currentQuestion][0].splice(checkArray[this.state.currentQuestion][0].indexOf(letter[i]), 1)
     } else {
  checkArray[this.state.currentQuestion][0] = [...checkArray[this.state.currentQuestion][0], ...[letter[i]]];
     }
 }
 this.setState({
     checkArray
 });
    }
    checkJudgeAnwser(i) {
 // type = '判断题'
 console.log('判断题');
 checkArray[this.state.currentQuestion][0] = letter[i];
 this.setState({
     checkArray
 });
    }
    countGrade() {
 // 单选、多选、判断、简答四种类型题目
 var grade = 0;
 console.log('总分数：' + grade);
 router.push('/grade/' + grade);
    }
    componentWillMount() {
 var obj = window.location.search.substr(1);
 var queryArray = obj.split('&');
 for (var i = 0; i < queryArray.length; i++) {
     var timeArray = queryArray[i].split('=');
     if (timeArray[0].indexOf('endTime') > -1) {
  this.setState({
      endTime: timeArray[1]
  }, () => {
      console.log(this.state.endTime)
  })
     } else if (timeArray[0].indexOf('startTime') > -1) {
  this.setState({
      startTime: timeArray[1]
  }, () => {
      console.log(this.state.startTime)
  })
     }
 }
    }
    componentDidMount() {
 var that = this;
 if (localStorage.checkArray) {
     this.setState({
  checkArray: localStorage.checkArray,
  currentQuestion: localStorage.currentQuestion / 1,
     })
     console.log('localstorage-checkArray', checkArray)
 } else {
     array.forEach((item, i) => {
  checkArray.push([false, item.type])
  return;
     })
     this.setState({
  checkArray
     })
 }

 // ⏲长度
 if (examType === '随到随考') {
     if (localStorage.times) {
  times = localStorage.times;
     } else {
  // 随到随考
  times = this.state.time * 60;
     }
 } else if (examType === '集中考试') {
     console.log('结束时间', this.state.endTime);
     let now = new Date().getTime();
     let endTime = this.state.endTime;
     let showLessTime = (endTime - now) / 1000;
     console.log('剩余时间', showLessTime, endTime, now);
     times = showLessTime;
 }
 function cutDown() {
     if (times >= 0) {
  minutes = that.tenToZero(Math.floor(times / 60));
  seconds = that.tenToZero(Math.floor(times % 60));
  // console.log(times, minutes, seconds)
  msg = minutes + ':' + seconds;
  that.setState({
      msg
  })
  --times;
     } else {
  msg = '00 : 00';
  that.setState({
      msg
  })
  clearInterval(timer);
  that.countGrade();
     }
 }
 timer = setInterval(() => { cutDown() }, 1000)
    }
    componentWillUnmount() {
 localStorage.setItem('checkArray', this.state.checkArray);
 localStorage.setItem('currentQuestion', this.state.currentQuestion);
 if (examType === '随到随考') {
     localStorage.setItem('times', times);
 }
 clearInterval(timer);
    }
    goBack() {
 router.goBack();
    }
    render() {
 return (
     
  
  

      
   {array[this.state.currentQuestion].type}
   {this.state.currentQuestion + 1}/{this.state.totalQuestion}
   {array[this.state.currentQuestion].title}
      
      {array[this.state.currentQuestion].anwser.map((anwser, i) => {
   if (array[this.state.currentQuestion].type === '单选题') {
return ( 0 ? (checkArray[this.state.currentQuestion][0] === letter[i] ? styles.active : '') : ''}`} >
    
 { this.checkAnwser(i) }}>{letter[i]}: {anwser}
)
   }
   else if (array[this.state.currentQuestion].type === '多选题') {
return ( 0 ? (checkArray[this.state.currentQuestion][0] && checkArray[this.state.currentQuestion][0].indexOf(letter[i]) >= 0 ? styles.active : '') : ''}`} >
    
 { this.checkMoreAnwser(i) }}>{letter[i]}: {anwser}
)
   }
   else if (array[this.state.currentQuestion].type === '判断题') {
return ( 0 ? (checkArray[this.state.currentQuestion][0] === letter[i] ? styles.active : '') : ''}`} >
    
 { this.checkJudgeAnwser(i) }}>{letter[i]}: {anwser}
)
   }
      })}
       { this.goBack() }}>返回
  
  
     
 )
    }
}
.navHeader {
    position: relative;
    display: flex;
    justify-content: space-between;
    height: 40px;
    box-shadow: 0 0 5px rgba(0,0,0,0.3)
}
.navHeader > div {
    padding: 0 10px;
    line-height: 40px;
}
.navHeader > div > img {
    width: 30px;
    height: 30px;
}
.navHeader > div > span {
    vertical-align: middle;
}
.navHeader .hederChild {
    display: flex;
    flex-direction: row;
    position: absolute;
    top: 40px;
    width: 100%;
    padding: 10px;
    line-height: 20px;
    color: #999;
    background-color: #fff;
    box-shadow: 0px 3px 4px rgba(0, 0, 0, 0.15);
}
section {
    padding: 10px;
    overflow-y: auto;
}
.questionTag {
    margin-right: 5px;
    font-size: 12px;
    color: #1890ff;
    border: 1px solid #1890ff;
    padding: 0 2px;
    border-radius: 2px;
}
.anwser {
    margin-top: 10px;
    padding: 5px;
    line-height: 30px;
    border: 1px solid #EEE;
    border-radius: 6px;
    word-break: break-all;
}
.anwser.active {
    border: 1px solid #1890ff;
}
.checkInput {
    width: 20px;
    height: 20px;
    margin-right: 5px;
    font-size: 12px;
    color: #1890ff;
    border-radius: 50%;
    border: 1px solid #1890ff;
    background-color: #fff;
    text-align: center;
}
.checkInput.active {
    background-color: #1890ff;
    color: #fff;
}
.halfFooter {
    display: flex;
    position: fixed;
    bottom: 0;
    right: 0;
    left: 0;
    height: 40px;
    text-align: center;
    box-shadow: 0 0 5px rgba(0,0,0,.3);
    background-color: #fff;
    z-index: 100;
}
.halfFooter > div{
    display: flex;
    width: 50%;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}
.halfFooter > div > img {
    height: 25px;
    width: 25px;
}

import React, { Component } from 'react';
import { Icon } from 'antd';
import router from 'umi/router';
import back from '../../assets/left_arrow.png';
import styles from './grade.css';
export default class grade extends Component {
    constructor(props) {
 super(props)
 this.state = ({
     grade: 0,
     msg: '考试结果'
 })
    }
    componentDidMount() {
 // console.log(location.query)
 console.log(this.leftContent, this.rightContent)
 var obj = window.location.search.substr(1);
 var array = obj.split('=');
 this.setState({
     grade: array[1]
 })
 let grade = 80;
 let fullGrade = 100;
 this.rightContent.setAttribute('title', 'title');
 this.leftContent.setAttribute('title', 'title');
 //先是leftContent旋转角度从0增加到180度，
 //然后是rightContent旋转角度从0增加到180度
 var angle = 0;
 var lastAngle = 360 * grade / fullGrade;
 var that = this;
 var timerId = setInterval(function () {
     angle += 2;
     if (angle > lastAngle) {
  clearInterval(timerId);
     } else {
  if (angle > 180) {
      that.rightContent.setAttribute('style', 'transform: rotate(' + (angle - 180) + 'deg)');
  } else {
      that.leftContent.setAttribute('style', 'transform: rotate(' + angle + 'deg)');
  }
     }
 }, 100);
    }
    render() {
 return (
     
  

      
   
      
      
   考试结果
      
      
  
  
      
    { this.leftContent = ele }}>
      
      
    { this.rightContent = ele }}>
      
      分数：{this.state.grade}
  
     
 )
    }
}
.header {
    display: flex;
    justify-content: flex-start;
    line-height: 50px;
    background-color: #459DFF;
    color: #fff
}
.headerLeft {
    width: 50px;
    padding-left: 10px;
}
.headerLeftImg {
    height: 25px;
}
.headerRight {
    width: 50px;
}
.headerTitle {
    flex: 1;
    text-align: center; 
    font-size: 16px;
    letter-spacing: 6px;
}
.con {
    position: relative;
    display: inline-block;
    height: 200px;
    width: 200px;
}

.percentCircle {
    position: absolute;
    height: 100%;
    background: #6feb5a;
    overflow: hidden;
}

.percentCircleRight {
    right: 0;
    width: 100px;
    border-radius: 0 100px 100px 0/0 100px 100px 0;
}

.percentCircleRight .rightContent {
    position: absolute;
    content: '';
    width: 100%;
    height: 100%;
    transform-origin: left center;
    transform: rotate(0deg);
    border-radius: 0 100px 100px 0/0 100px 100px 0;
    background: #bbb;
}

.percentCircleLeft {
    width: 100px;
    border-radius: 100px 0 0 100px/100px 0 0 100px;
}

.percentCircleLeft .leftContent {
    position: absolute;
    content: '';
    width: 100%;
    height: 100%;
    transform-origin: right center;
    transform: rotate(0deg);
    border-radius: 100px 0 0 100px/100px 0 0 100px;
    background: #bbb;
}

.textCircle {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 80%;
    width: 80%;
    left: 10%;
    top: 10%;
    border-radius: 100%;
    background: #fff;
    color: #4ab054;
}

import React, { Component } from 'react';
import { Icon } from 'antd';
import router from 'umi/router';
import more from '../../assets/more.png';
import styles from './wrongQuestions.css';
const array = [
    {
 title: '测试题目测试题目____。',
 type: '单选题',
 anwser: [
     '加入',
     'sdfasdfasfasd',
     'dfasdfedfdrhytrg',
     'dfayyhgjuuyuhyuh'
 ]
    },
    {
 title: '测试题目____。',
 type: '多选题',
 anwser: [
     'localhost:8000/',
     'localhost:8000/400',
     'localhost:8000/500',
     'localhost:8000/300'
 ]
    },
    {
 title: '测试题目____测试题目。',
 type: '判断题',
 anwser: [
     'gfadfasdfasdfasdfasddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddfasdf',
     'sdfasdfasfasd',
     'dfasdfedfdrhytrg',
     'dfayyhgjuuyuhyuh'
 ]
    },
    {
 title: '测试测试题目____。',
 type: '单选题',
 anwser: [
     'gfadfasdfasdfasdfasddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddfasdf',
     'sdfasdfasfasd',
     'dfasdfedfdrhytrg',
     'dfayyhgjuuyuhyuh'
 ]
    }
];
const letter = ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'];
let anwserArray = ['A', ['A', 'D'], 'C', 'A'];
let wrongAnwser = ['B', ['B', 'C'], 'A', 'D']
let checkArray = [];
export default class wrongQuestions extends Component {
    constructor(props) {
 super(props);
 this.state = {
     howHeaderChild: false,
     currentQuestion: 0,
     totalQuestion: array.length,
     checkArray: [],
     currentIndex: 0,
 }
    }
    changeQuestion(i) {
 this.setState({
     currentQuestion: i
 })

    }
    renderAnwser(array, txt) {
 var msg = array[this.state.currentQuestion];
 return 
{txt}：{msg.join('、')}
    }
    goBack() {
 router.goBack();
    }
    render() {
 return (
     
  
  

      
   {array[this.state.currentQuestion].type}
   {this.state.currentQuestion + 1}/{this.state.totalQuestion}
   {array[this.state.currentQuestion].title}
      
      {array[this.state.currentQuestion].anwser.map((anwser, i) => {
   if (array[this.state.currentQuestion].type === '单选题') {
return ( 0 ? (checkArray[this.state.currentQuestion][0] === letter[i] ? styles.active : '') : ''}`} >
    
 { this.checkAnwser(i) }}>{letter[i]}: {anwser}
)
   }
   else if (array[this.state.currentQuestion].type === '多选题') {
return ( 0 ? (checkArray[this.state.currentQuestion][0] && checkArray[this.state.currentQuestion][0].indexOf(letter[i]) >= 0 ? styles.active : '') : ''}`} >
    
 { this.checkMoreAnwser(i) }}>{letter[i]}: {anwser}
)
   }
   else if (array[this.state.currentQuestion].type === '判断题') {
return ( 0 ? (checkArray[this.state.currentQuestion][0] === letter[i] ? styles.active : '') : ''}`} >
    
 { this.checkJudgeAnwser(i) }}>{letter[i]}: {anwser}
)
   }
      })}
      {wrongAnwser[this.state.currentQuestion] instanceof Array ? this.renderAnwser(wrongAnwser, '你的答案') : 
你的答案：{wrongAnwser[this.state.currentQuestion]}
}
      {anwserArray[this.state.currentQuestion] instanceof Array ? this.renderAnwser(anwserArray, '正确答案') : 
正确答案：{anwserArray[this.state.currentQuestion]}
}
      {}
  
  
     
 )
    }
}
.navHeader {
    position: relative;
    display: flex;
    justify-content: space-between;
    height: 40px;
    box-shadow: 0 0 5px rgba(0,0,0,0.3)
}
.navHeader > div {
    padding: 0 10px;
    line-height: 40px;
}
.navHeader > div > img {
    width: 30px;
    height: 30px;
}
.navHeader > div > span {
    vertical-align: middle;
}
.navHeader .hederChild {
    display: flex;
    flex-direction: row;
    position: absolute;
    top: 40px;
    width: 100%;
    padding: 10px;
    line-height: 20px;
    color: #999;
    background-color: #fff;
    box-shadow: 0px 3px 4px rgba(0, 0, 0, 0.15);
}
section {
    padding: 10px;
    overflow-y: auto;
}
.questionTag {
    margin-right: 5px;
    font-size: 12px;
    color: #1890ff;
    border: 1px solid #1890ff;
    padding: 0 2px;
    border-radius: 2px;
}
.anwser {
    margin-top: 10px;
    padding: 5px;
    line-height: 30px;
    border: 1px solid #EEE;
    border-radius: 6px;
    word-break: break-all;
}
.anwser.active {
    border: 1px solid #1890ff;
}
.checkInput {
    width: 20px;
    height: 20px;
    margin-right: 5px;
    font-size: 12px;
    color: #1890ff;
    border-radius: 50%;
    border: 1px solid #1890ff;
    background-color: #fff;
    text-align: center;
}
.checkInput.active {
    background-color: #1890ff;
    color: #fff;
}
.halfFooter {
    display: flex;
    position: fixed;
    bottom: 0;
    right: 0;
    left: 0;
    height: 40px;
    text-align: center;
    box-shadow: 0 0 5px rgba(0,0,0,.3);
    background-color: #fff;
    z-index: 100;
}
.halfFooter > div{
    display: flex;
    width: 50%;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}
.halfFooter > div > img {
    height: 25px;
    width: 25px;
}