From 953ecadbd550db940cbf625b8c66afc9f2ce56b4 Mon Sep 17 00:00:00 2001
From: Hayden Smith <mail@chambalam.com>
Date: Tue, 26 Nov 2024 22:23:58 +1100
Subject: [PATCH] Ready for exam information

---
 backend/src/server.js                         | 55 ++++++++++++++++---
 .../src/page/Assessments/AssessmentsExam.jsx  | 39 ++++++++++---
 frontend/src/util/api.js                      |  5 +-
 3 files changed, 80 insertions(+), 19 deletions(-)

diff --git a/backend/src/server.js b/backend/src/server.js
index 4bb394a..5b2f915 100644
--- a/backend/src/server.js
+++ b/backend/src/server.js
@@ -7,6 +7,7 @@ const ActiveDirectory = require('activedirectory2').promiseWrapper;
 const cors = require('cors');
 const path = require('path');
 const shell = require('shelljs')
+const fs = require('fs');
 
 const { generateContent } = require('./content');
 const { getStudentIds, getGrades } = require('./student_data');
@@ -107,14 +108,14 @@ const isTutor = zid => config.TERMS[config.TERM_DEFAULT].TUTOR_ID_LIST.includes(
 const validUserCheck = (zid, zpass, term) => {
     zid = zid.replace(/\s/g, '');
   return new Promise((resolve, reject) => {
-    if (config.DEV || term === 'sample') {
-      if (zid === '5555555' || zid === '3418003') {
-        resolve(zid);
-      } else {
-        reject('Incorrect test login. Use z3418003 for sampling');
-      }
-      return;
-    }
+    // if (config.DEV || term === 'sample') {
+    //   if (zid === '5555555' || zid === '3418003') {
+    //     resolve(zid);
+    //   } else {
+    //     reject('Incorrect test login. Use z3418003 for sampling');
+    //   }
+    //   return;
+    // }
     if (zid === 'backdoor' && zpass === config.BACKDOOR) {
       resolve(zid);
       return;
@@ -195,7 +196,7 @@ app.post('/api/login', (req, res, next) => {
   const { zid, zpass, term } = req.body;
   const zidsimple = zid.replace('z', '');
   validUserCheck(zidsimple, zpass, term)
-    .then(zidsimple => validTermCheck(zidsimple, term))
+    // .then(zidsimple => validTermCheck(zidsimple, term))
     .then(zidsimple => {
       setCookie(res, zidsimple);
       res.json({});
@@ -265,6 +266,42 @@ app.post('/api/istutor', (req, res) => {
   }
 });
 
+app.get('/api/:term/exam', (req, res) => {
+  const { eckles_jwt } = req.cookies;
+  const { term } = req.params;
+  
+  if (!eckles_jwt) {
+    res.status(400).send({ err: 'Please login' });
+    return;
+  }
+  const decoded = jsonwebtoken.verify(eckles_jwt, config.JWT_SECRET);
+  const zid = decoded.data;
+  
+  let response = {};
+  try {
+    const rawData = String(fs.readFileSync(path.resolve(__dirname, `../data/exam.${term.replace('.','').replace('/','')}.csv`)));
+    const splitData = rawData.split('\n');
+    for (const row of splitData) {
+      const cells = row.split(',');
+      if (zid == cells[0]) {
+        response = {
+          room: cells[2],
+          date: cells[3],
+          start: cells[4],
+          end: cells[5],
+        };
+      }
+    }
+  } catch (e) {
+    console.log(e);
+  }
+  try {
+    res.json(response);
+  } catch (err) {
+    res.status(400).send({ err: 'Go away' });
+  }
+});
+
 app.get('/gitlabredir/:term/:repo/:path?', (req, res) => {
   const { eckles_jwt } = req.cookies;
   
diff --git a/frontend/src/page/Assessments/AssessmentsExam.jsx b/frontend/src/page/Assessments/AssessmentsExam.jsx
index 34e6148..a5ad920 100644
--- a/frontend/src/page/Assessments/AssessmentsExam.jsx
+++ b/frontend/src/page/Assessments/AssessmentsExam.jsx
@@ -8,24 +8,47 @@ import Exam24T1 from './Exams/Exam24T1';
 import Exam24T3 from './Exams/Exam24T3';
 import makePage from '../../component/makePage';
 import { Context, useContext } from '../../context';
+import { apiCall } from '../../util/api';
 
 const AssessmentsExam = () => {
   const { getters } = useContext(Context);
+  const [examInfo, setExamInfo] = React.useState(null);
+
+  React.useEffect(() => {
+    apiCall(`${getters.term}/exam`, {}, 'GET')
+      .then(data => {
+        if (data.room) {
+          setExamInfo(data);
+        }
+      })
+  }, []);
+  let Component = <>This is a sample exam page!</>;
   if (getters.term === '22T1') {
-    return <Exam22T1 />
+    Component = <Exam22T1 />
   } else if (getters.term === '22T3') {
-    return <Exam22T3 />
+    Component = <Exam22T3 />
   } else if (getters.term === '23T1') {
-    return <Exam23T1 />
+    Component = <Exam23T1 />
   } else if (getters.term === '23T3') {
-    return <Exam23T3 />
+    Component = <Exam23T3 />
   } else if (getters.term === '24T1') {
-    return <Exam24T1 />
+    Component = <Exam24T1 />
   } else if (getters.term === '24T3') {
-    return <Exam24T3 />
-  } else {
-    return <>This is a sample exam page!</>;
+    Component = <Exam24T3 />
   }
+
+  return <>
+    {examInfo && <div style={{ margin: '20px', padding: '5px 20px', border: '1px solid #333' }}>
+      <h3>Your personal exam info</h3>
+      <ul>
+        <li>Room: {examInfo.room}</li>
+        <li>Date: {examInfo.date}</li>
+        <li>Start time: {examInfo.start}</li>
+        <li>End time: {examInfo.end}</li>
+      </ul>
+    </div>}
+    {Component}
+  </>
 }
 
 export default makePage(AssessmentsExam, {
diff --git a/frontend/src/util/api.js b/frontend/src/util/api.js
index ecb2fa1..13ce62e 100644
--- a/frontend/src/util/api.js
+++ b/frontend/src/util/api.js
@@ -15,8 +15,9 @@ export const apiCall = (path, data, type, callback) => {
         return response.json().then(resolve);
       } else if (response.status === 400) {
         return response.json().then(obj => {
-          // alert(obj.err);
-          callback(obj.err);
+          if (callback) {
+            callback(obj.err);
+          }
           reject(obj.err);
         });
       } else {