Initial commit

exam/exam.js

@@ -0,0 +1,58 @@
+import fs from 'fs';
+import path from 'path';
+import { installDeps } from './common.js';
+
+const SERVER_PORT = 3018;
+
+async function main() {
+    installDeps();
+
+    let parentDirectory = process.cwd();
+    if (parentDirectory.includes('exam') && !fs.existsSync(path.join(parentDirectory, 'exam'))) {
+        parentDirectory = path.join(parentDirectory, '..');
+    }
+
+    const indexHtml = fs.readFileSync(path.join(parentDirectory, 'exam', 'index.html'), 'utf8');
+    const examTheory = fs.readFileSync(path.join(parentDirectory, 'exam', 'theory.json'), 'utf8');
+    let examTheoryData = JSON.parse(examTheory);
+
+    // import express and start the server
+    const express = await import('express');
+    const app = express.default();
+    app.use(express.json());
+    app.use(express.urlencoded({ extended: true }));
+
+    app.get('/', (req, res) => {
+        res.setHeader('Content-Type', 'text/html');
+        res.setHeader('Cache-Control', 'no-cache');
+        res.setHeader('Pragma', 'no-cache');
+        res.setHeader('Expires', '0');
+        res.send(indexHtml);
+    });
+
+    app.get('/theory', (req, res) => {
+        res.setHeader('Content-Type', 'application/json');
+        res.json(examTheoryData);
+    });
+
+    app.post('/theory-answer', (req, res) => {
+        const questionId = req.body.questionId;
+        const answer = req.body.answer;
+        const index = examTheoryData.findIndex(q => q.id === questionId);
+        if (index !== -1) {
+            examTheoryData[index].answer = answer;
+            fs.writeFileSync(path.join(parentDirectory, 'exam', 'theory.json'), JSON.stringify(examTheoryData, null, 2));
+            res.status(200).json({ success: true });
+        } else {
+            res.status(404).json({ success: false, error: 'Question not found' });
+        }
+    });
+
+    const open = await import('open');
+    app.listen(SERVER_PORT, () => {
+        console.log(`Server is running on port ${SERVER_PORT}`);
+        open.default(`http://localhost:${SERVER_PORT}/`);
+    });
+}
+
+main();