练习模块代码优化

app-dm/src/TeacherPages/list_pods/List_pods.css

@@ -1,12 +0,0 @@
-.list-pods-container {
-    width: 100%;
-    height: 100%;
-    display: flex;
-    justify-content: center;
-    align-items: center;
-  }
-    
-  h1 {
-    font-size: 2rem;
-    color: #333;
-  }

app-dm/src/TeacherPages/list_pods/List_pods.jsx

@@ -1,28 +0,0 @@
-import './list_pods.css'
-import React, { useEffect, useState } from 'react';
-function List_pods(){
-    const [seconds, setSeconds] = useState(60);
-
-  const handleStart = () => {
-    const intervalId = setInterval(() => {
-      if (seconds > 0) {
-        setSeconds(seconds - 1);
-      } else {
-        clearInterval(intervalId);
-        alert('考试时间到!');
-      }
-    }, 1000);
-
-    return () => {
-      clearInterval(intervalId);
-    };
-  };
-
-  return (
-    <div className="App">
-      <h1>剩余时间：{seconds}</h1>
-      <button onClick={handleStart}>开始倒计时</button>
-    </div>
-  );
-}
-export default List_pods

app-dm/src/pages/ListPages/Subject/Exam.jsx

@@ -23,8 +23,8 @@ function Exam(){
     const [testdata,settestdata]=useState('')
     const test_func= async()=>{
         try{
-            const test_src= await axios.post('/api/student/get_test',{student_ID})
+            const test_src= await axios.post('/api/student/TrainData',{student_ID})
-            const test_data=test_src.data['data']
+            const test_data=test_src.data
             settestdata(test_data)
         }catch(error){
             alert(error)

app-dm/src/pages/ListPages/Subject/SubjectPage.css

@@ -1,4 +1,4 @@
-@import url('https://fonts.font.im/css?family=Caveat');
+
 
 /* 右侧页面 */
 .body-right-subject{
@@ -81,7 +81,6 @@
     font-size: 45px;
     /* color: #ff6666; */
     color: rgb(252, 102, 102);
-    font-family: 'Caveat', cursive;
 }
 
 

app-dm/src/pages/ListPages/Subject/SubjectPage.jsx

@@ -13,6 +13,8 @@ function SubjectPage(){
         window.location.href='http://36.138.114.105:30294/'
     }
     const [testdata,settestdata]=useState('')
+    const [FalseData,setFalseData]=useState('')
+    const [NotFalse,setNotFalse]=useState('')
     const [time,settime]=useState(moment().format('YYYY-MM-DD HH:mm:ss'))
     const [result,setresult]=useState({})
 
@@ -20,7 +22,9 @@ function SubjectPage(){
     const test=async()=>{
         try{
             const test_src= await axios.post('/api/student/get_test',{student_ID})
-                settestdata(test_src.data['data'])
+                settestdata(test_src.data['True'])
+                setFalseData(test_src.data['FalseTest'][1])
+                setNotFalse(test_src.data['FalseTest'][2])
         }catch(error){
             alert('test出错')
         }
@@ -29,87 +33,58 @@ function SubjectPage(){
         test() 
     },[])
      
-    const [EndTestList,setEndTestList]=useState([])
+    const click=()=>{
-    //获取他已经做过的试卷
+        console.log(testdata);
-    const end_test=async()=>{
+        console.log(FalseData);
-        try{
+        console.log(NotFalse);
-            const end_test_src=await axios.post('/api/student/get_end_student',{student_ID})
-            const obj=end_test_src.data['result']
-            setEndTestList(obj)
-        }catch(error){
-            alert(error)
-        } 
-    }
-
-    useEffect(()=>{
-        end_test()
-    },[])
-
-    //过期试卷
-    const [outtest,setouttest]=useState({})
-    //分过期试卷⬇
-    useEffect(()=>{ 
-        let  test_list= []
-        for (const key in testdata) {
-            if(testdata[key][4]<time || EndTestList.includes(Number(key))){
-                setouttest({...outtest,[key]:testdata[key]})
-                test_list.push(key)
-            }else{
-            }
-          }
-          //Object.fromEntries() 方法是 JavaScript 的 Object 对象的一个静态方法，用于将一个键值对数组转换为一个对象。它是 Object.entries() 方法的逆操作。
-        const newOuttest = {...outtest,...Object.fromEntries(test_list.map(key => [key, testdata[key]]))};
-        // 更新 outtest
-        setouttest(newOuttest);
-        // 删除 testdata 中对应的项
-        test_list.forEach(key => delete testdata[key]);
-        find_result_func()
-    }, [testdata]);
-
-    const find_result_func=async()=>{
-        try{
-            const find_result=await axios.post('/api/student/fetch_result',{
-                student_ID
-            })
-            setresult(find_result.data['result'])
-        }catch{
-            alert('这里出错')
-        }
     }
     
     return(
         <div className="body">
             <div className="body-right-subject">
                 <h3>正在进行的考试与练习</h3>
-                { testdata &&<div className='test-subject'>
+                { FalseData &&<div className='test-subject'>
-                    {Object.keys(testdata).map((key)=>( 
+                    {Object.keys(FalseData).map((key)=>( 
                         <div className='test-box' key={key}>
-                        <p>试卷ID:{testdata[key][6]}</p>
+                        <p>试卷ID:{key}</p>
-                        <span>发布者:{testdata[key][5]}</span>
+                        <span>发布者:{'小陈老师'}</span>
-                        <div>发布时间:{testdata[key][3]}</div>
+                        <div>发布时间:{FalseData[key][5]}</div>
-                        <div>截至时间:{testdata[key][4]}</div>
+                        <div>截至时间:{FalseData[key][6]}</div>
-                        <Link to={`/exam/${testdata[key][6]}`} className="exam-btn">  
+                        <Link to={`/exam/${FalseData[key][8]}`} className="exam-btn">  
                             考试
                         </Link>
                     </div>
                     ))}
                 </div>}
                 <h3>已结束或完成的试卷与练习</h3>
-                { outtest&& result&&<div className='test-subject'>
+                { testdata&& result&&<div className='test-subject'>
-                    {Object.keys(outtest).map((key)=>{
+                    {Object.keys(testdata).map((key)=>{
-                        const score = result[key] !== null ? result[key] + "分" : "缺考";
                         return(
                             <div className='test-box' key={key}>
-                            <p>试卷ID:{outtest[key][6]}</p>
+                            <p>试卷ID:{testdata[key][0][3]}</p>
-                            <span>发布者:{outtest[key][5]}</span>
+                            <span>发布者:{'小陈老师'}</span>
-                            <div>发布时间:{outtest[key][3]}</div>
+                            <div>发布时间:{testdata[key][1][0][5]}</div>
-                            <div>截至时间:{outtest[key][4]}</div>
+                            <div>截至时间:{testdata[key][1][0][6]}</div>
-                            <div id='score'>{score}</div>
+                            <div id='score'>{testdata[key][0][5]}</div>
+                        </div>
+                        )
+                    })}
+                </div>}
+                { NotFalse&& result&&<div className='test-subject'>
+                    {Object.keys(NotFalse).map((key)=>{
+                        return(
+                            <div className='test-box' key={key}>
+                            <p>试卷ID:{NotFalse[key][0][8]}</p>
+                            <span>发布者:{'小陈老师'}</span>
+                            <div>发布时间:{NotFalse[key][0][5]}</div>
+                            <div>截至时间:{NotFalse[key][0][6]}</div>
+                            <div id='score'>{'超时'}</div>
                         </div>
                         )
                     })}
                 </div>}
             </div>
+            
         </div>
 )};
 

app-dm/src/pages/ListPages/Training/Operation1.jsx

@@ -10,6 +10,7 @@ import top from '../img/top.jpg'
 import axios from 'axios';
 
 function Operation1() {
+    const student_ID=localStorage.getItem('islogin')
     const[isTrue,setisTrue]=useState(true)
     const click=()=>{
         console.log(60 * parseInt(TrainData['operateID'][4]));
@@ -37,7 +38,8 @@ function Operation1() {
     const TrainDataFunc=async()=>{
         try{
             const TrainDataSrc=await axios.post('/api/student/TrainData',{
-                operateID
+                operateID,
+                student_ID
             })
             const returnData=TrainDataSrc.data
             setTrainData(returnData)
@@ -49,7 +51,7 @@ function Operation1() {
         TrainDataFunc()
     },[])
 
-    useEffect(()=>{
+    function daojishi(){
         if(localStorage.getItem('time')){
             setCountdown(localStorage.getItem('time'))
         }else{
@@ -57,6 +59,11 @@ function Operation1() {
                 setCountdown(60 * parseInt(TrainData['operateID'][4]))
             }
         }
+    }
+
+    useEffect(()=>{
+        daojishi()
+        console.log('a');
     },[TrainData])
 
     //倒计时
@@ -65,7 +72,7 @@ function Operation1() {
     // 倒计时更新
     useEffect(() => {
         let interval = setInterval(() => {
-            if (countdown > 0 ) {
+            if (countdown !== 0 ) {
                 setCountdown(countdown - 1);
                 localStorage.setItem('time',countdown-1)
             } else {
@@ -76,6 +83,14 @@ function Operation1() {
         return () => clearInterval(interval);
     }, [countdown]);
 
+    useEffect(()=>{
+        if(countdown<0){
+            console.log('c');
+            setCountdown(60 * parseInt(TrainData['operateID'][4]))
+            localStorage.removeItem('time')
+        }
+    },[TrainData])
+
      // 转换秒数为时分秒格式
       const formatTime = (seconds) => {
         const hours = Math.floor(seconds / 3600);
@@ -140,6 +155,7 @@ function Operation1() {
         localStorage.setItem('answeredChoice',answeredChoice)
         localStorage.setItem('answeredComple',answeredComple)
         localStorage.setItem('answeredJudge',answeredJudge)
+        localStorage.setItem('TrainData',JSON.stringify(TrainData))
 
     };
   
@@ -210,7 +226,7 @@ function Operation1() {
         <div className='nav-operation1'>
             {/* 导航 */}
             {/* <h1>{OperationId}</h1> */}
-            <p>剩余时间：{formatTime(countdown)}</p>
+            <p>剩余时间：{countdown >=0  && formatTime(countdown)}</p>
         </div>
         <div className='body-operation1'>
             <div className='nav-left-operation1'>

app-dm/src/pages/ListPages/Training/Operation2.jsx

@@ -8,18 +8,41 @@ import arrowleft from '../img/arrowleft.jpg'
 import arrowright from '../img/arrowright.jpg'
 import bottom from '../img/bottom.jpg'
 import top from '../img/top.jpg'
+import axios from 'axios';
 
 function Operation2() {
+    const student_ID=localStorage.getItem('islogin')
     const { operateID } = useParams();
-    //获取剩余时间
+    const [isTrue,setisTrue]=useState(false)
 
+    const TrainData=JSON.parse(localStorage.getItem('TrainData'))
 
+    //获取链接
+    const [Src,setSrc]=useState()
+    const Train1=async()=>{
+        try{
+            const Train1Src=await axios.post('/api/student/FindTrain1Src',{
+                student_ID,
+                operateID
+            })
+            setSrc(Train1Src.data['Src'])
+        }catch{
+            alert('Train1出错')
+        }
+    }
 
     //终端
     const terminalObj = useRef(null);
     let sock = null;
     const [terminal, setTerminal] = useState(null);
-    useEffect(() => {
+
+    useEffect(()=>{
+        if(TrainData['operateID'][3][0]==='达梦数据库连接'){
+            console.log('第一个');
+            Train1()
+            setisTrue(true)
+
+
             if (terminal == null){
                 setTerminal(new Terminal({
                     cols: 80,
@@ -27,13 +50,35 @@ function Operation2() {
                     fontSize: 23
                 }));
             }
-    }, [])
+
+
+        }else{
+            console.log('第二个');
+            Train1()
+            setisTrue(false)
+        }
+    },[])
+    const click=()=>{
+        console.log(Src);
+    }
+    
+    
+    // useEffect(() => {
+    //     if (terminal == null){
+    //         setTerminal(new Terminal({
+    //             cols: 80,
+    //             rows: 27,
+    //             fontSize: 23
+    //         }));
+    //     }
+    // }, [])
   
     // useEffect(() => {
 
     //     if (terminal != null){
     //         terminal.open(terminalObj.current );
-    //         sock = new WebSocket("ws://192.168.0.40:8765");
+    //         // sock = new WebSocket("ws://192.168.0.40:8765");
+    //         sock = new WebSocket(Src);
     //         terminal.onData((data) => {
     //             sock?.send(data);
     //         });
@@ -59,10 +104,13 @@ function Operation2() {
         event.preventDefault();
     }
 
+    //删除函数
+    const DEL=()=>{
+        //
+    }
 
     //倒计时
     // const { OperationId } = useParams();
-    const [test_data, setTestData] = useState('');
     const [countdown, setCountdown] = useState(0);
 
     // 倒计时初始化
@@ -96,9 +144,10 @@ function Operation2() {
     const [isSubjectDropdownOpen, setIsSubjectDropdownOpen] = useState(false);
 
     const tijiao = ()=>{
-        clearInterval()
+        setCountdown(0)
         localStorage.removeItem('time')
-        window.location.href='http://baidu.com'
+        alert('提交成功')
+        window.location.href='http://localhost:3000/train'
     }
 
   return (
@@ -131,8 +180,25 @@ function Operation2() {
                 </ul>
             </div>
             <div className='body-right2'>
-                第二页（实训题）的右边页面
+                
+                
+                <button onClick={click}>测试按钮</button>
+                {/* 前端连接数据库⬇ */}
+                { !isTrue&&<div>
+                    <Link to={Src}>{TrainData['operateID'][3][0]}</Link>
+                    <br />
+                    点击以上链接前往实训
+                    </div>}
+                {/* 前端连接数据库 ⬆*/}
+
+                {/* 达梦数据库连接 ⬇*/}
+                { isTrue&&
+                <div>
+                    <p>{TrainData['operateID'][3][0]}</p>
                     <div style={{width: "1430px",position:'absolute',right:'0'}} ref={terminalObj} onContextMenu={pasteContent}></div>
+                </div>}
+                {/* 达梦数据库连接⬆ */}
+
             </div>
             <Link className='btn-back2' to={`/operation1/${operateID}`} style={{color:'#000',textDecoration:'none'}}>
                 <p>上一页</p>

app-dm/src/router/index.jsx

@@ -23,10 +23,9 @@ import ClassID from '../TeacherPages/classlistpages/classId';
 import ManageTest from '../TeacherPages/TestManage/ManageTest';
 import SendTest from '../TeacherPages/TestManage/SendTest';
 import Marking from '../TeacherPages/MarkingPages/Marking';
-import SendTrain from '../TeacherPages/TrainManage/SendTrain';
+import SendTrain from '../TeacherPages/Trainmanage/SendTrain'
-import TrainManage from '../TeacherPages/TrainManage/Trainmanage';
+import TrainManage from '../TeacherPages/Trainmanage/Trainmanage'
 import StudentLink from '../TeacherPages/MarkingPages/StudentLink';
-import List_pods from '../TeacherPages/list_pods/list_pods';
 
 
 // 定义一个组件来包裹除了特定页面(exam)外的所有页面使其有导航
@@ -77,7 +76,6 @@ function App() {
           <Route path='/teacher/SendTrain' element={<SendTrain/>}/> {/*实训管理-发布实训*/}
           <Route path='operation1/:operateID' element={<Operation1/>}/> {/* 实训页面1:理论 */}
           <Route path='operation2/:operateID' element={<Operation2/>}/> {/* 实训页面2:数据库 */}
-          <Route path='teacher/list_pods' element={<List_pods/>}/>
           <Route path='/refresh' element={<Refresh/>}/>
 
           {/* 独立的顶级路由，如登录页面，也不包含HeaderNav */}

python/app.py

@@ -99,7 +99,14 @@ def get_lesson():  # 获取课程
 def get_test():  # 获取试卷以及历史试卷
     data = request.json
     ID = data['student_ID']
-    return jsonify({"data": fetch_test_func(ID)})
+    result1=fetch_test_func(ID)
+    result2=falseTest_func(ID)
+    return jsonify({"True":result1,'FalseTest':result2})
+
+@app.route('/api/student/get_testID',methods=['POST'])
+def get_testID():  # 获取试卷ID
+    ID=request.json['student_ID']
+    return jsonify({'data': 'a'})
 
 
 @app.route('/api/student/fetch_result', methods=['POST'])  # 查找成绩
@@ -147,6 +154,13 @@ def HistoryTrain():
     result=HistoryTrainFunc(ID)
     return jsonify({'HistoryTrain': result})
 
+@app.route('/api/student/FindTrain1Src',methods=['POST'])
+def FindTrain1Src():
+    ID = request.json['student_ID']
+    testID=request.json['operateID']
+    result=FindTrain1SrcFunc(ID,testID)
+    return jsonify({'Src':result})
+
 
 
 # 以下为教师功能—————————————————————————————————————————————————————————————————————

python/student_func.py

@@ -3,6 +3,11 @@ import json
 from Crypto.Cipher import AES
 from Crypto.Random import get_random_bytes
 import base64
+from datetime import datetime
+
+# 获取当前日期和时间
+current_datetime = datetime.now()
+Time=current_datetime.strftime("%Y-%m-%d %H:%M:%S")
 
 db = dmPython.connect(user='SYSDBA', password='dameng!!', host="36.138.114.105", port="32522")
 
@@ -123,63 +128,44 @@ def student_succeed_func(ID):
 # fetch_testID('20240101')
 def fetch_test_func(ID):#获取试卷
     cursor = db.cursor()
-    cursor.execute(f'SELECT TEST_ID FROM STUDENT_TEST WHERE STUDENT_ID={ID}')
+    TrueTestDic={}
-    testID = []
+    TruetestID=[]
-    TEST_ID = cursor.fetchall()
+    cursor.execute(f"SELECT * FROM STUDENT_TEST WHERE STUDENT_ID=? AND TF='true'",(ID))
-    for i in TEST_ID:
+    for i in cursor.fetchall():
-        testID.append(i[0])
+        TruetestID.append(i[3])
-    test_succeed = {}  # 初始化一个空字典，用于保存结果
+        TrueTestDic[i[3]]=i
 
-    for i in testID:
+    for index in TruetestID:
-        cursor.execute(f'SELECT * FROM TEST_BANK WHERE ID={i}')
+        cursor.execute(f"SELECT * FROM TEST_BANK WHERE ID=?",(index))
-        test = cursor.fetchall()[0]
+        TrueTestDic[index]=TrueTestDic[index],cursor.fetchall()
-        test = list(test)
+    # print(TrueTestDic)
-        # print(test)
+    return TrueTestDic
-        # 开始时间及结束时间
-        releasetime = test[5]
-        endtime = test[6]
-        # 持续时间
-        hour = test[3]
-        min = test[4]
-        # 发布人
-        cursor.execute(f'SELECT TEACHER_ID  FROM TEACHER_MIDDLE_SUBJECT WHERE SUBJECT=(?)', (test[9]))
-        teacher_id = cursor.fetchone()[0]
-        cursor.execute(f'SELECT TEACHER_NAME FROM TEACHER WHERE TEACHER_ID=(?)', (teacher_id))
-        teacher_name = cursor.fetchone()[0]
-        #试卷ID
-        test_id = test[8]
-
-        choice_list = test[0]
-        completion_list = test[1]
-        judge_list = test[2]
-        choice_list = json.loads(choice_list)
-        completion_list = json.loads(completion_list)
-        judge_list = json.loads(judge_list)
-
-        # 初始化存储选项的列表
-        choice = []
-        completion = []
-        judge = []
-
-        for j in list(choice_list):
-            cursor.execute(f'SELECT * FROM CHOICE_QUESTION_BANK WHERE ID=(?)', (j))
-            choice.append(cursor.fetchall())
-
-        for j in list(completion_list):
-            cursor.execute(f'SELECT * FROM COMPLETION_QUESTION_BANK WHERE ID=(?)', (j))
-            completion.append(cursor.fetchall())
-
-        for j in list(judge_list):
-            cursor.execute(f'SELECT * FROM T_OR_F_QUESTION_BANK WHERE ID=(?)', (j))
-            judge.append(cursor.fetchall())
-
-        # 存储结果到test_succeed字典中
-        test_succeed[i] = [[choice, completion, judge], hour, min, releasetime, endtime,teacher_name,test_id]
-
-    # 在循环之外打印结果
-    return test_succeed
 # fetch_test_func('20240101')
 
+def falseTest_func(ID):
+    cursor = db.cursor()
+    FalseTestDic={}
+    NOTFalseTestDic={}
+    FalseTestID=[]
+
+    cursor.execute(f"SELECT * FROM STUDENT_TEST WHERE STUDENT_ID=? AND TF='false'",(ID))
+    for i in cursor.fetchall():
+        FalseTestID.append(i[3])
+
+    for index in FalseTestID:
+        cursor.execute(f"SELECT * FROM TEST_BANK WHERE ID=?",(index))
+        if cursor.fetchall()[0][6]>Time:
+            cursor.execute(f"SELECT * FROM TEST_BANK WHERE ID=?", (index))
+            FalseTestDic[index]=cursor.fetchall()[0]
+        else:
+            cursor.execute(f"SELECT * FROM TEST_BANK WHERE ID=?", (index))
+            NOTFalseTestDic[index]=cursor.fetchall()
+
+    return {'1':FalseTestDic,'2':NOTFalseTestDic}
+
+
+# falseTest_func('20240101')
+
 # 查找学生已经完成的记录
 def find_end_test(ID):
     cursor = db.cursor()
@@ -280,6 +266,17 @@ def HistoryTrainFunc(ID):
 
 # HistoryTrainFunc('20240101')
 
+def FindTrain1SrcFunc(ID,testID):
+    cursor=db.cursor()
+    cursor.execute("SELECT LINK FROM TRAINSCORE WHERE STUDENT_ID=? AND TEST_ID=?",(ID,testID))
+    result=cursor.fetchall()[0][0]
+    print(result)
+    cursor.close()
+    return result
+
+# FindTrain1SrcFunc('20240101','3')
+
+