Files
FACULTATE-LICENTA/UC/frontend/routers/mainMenu.js
T

59 lines
2.0 KiB
JavaScript

const express = require('express');
const path = require('path');
const fs = require('fs').promises;
const { fork } = require('child_process');
const httpStatus = require('../helpers/status_codes');
const router = express.Router();
const backendPath = path.join(__dirname, '..', '..', 'backend');
router.get('/', (req, res) => {
res.sendFile('main_menu.html', {root: path.join(__dirname, '..', 'public', 'html')});
});
router.post('/server', async (req, res) => {
const action = req.body.action;
let serverProcess = req.app.get('serverProcess');
const configFilePath = path.join(backendPath, 'config', 'config.json');
try {
await fs.access(configFilePath);
} catch (error) {
if(action === 'start'){
return res.status(httpStatus.BAD_REQUEST).send({ message: 'Config file is missing, cannot start server.' });
}
}
if (action === 'start') {
if (serverProcess) {
return res.status(httpStatus.BAD_REQUEST).send({message: 'Server is already running.'});
}
const serverPath = path.join(backendPath, 'src', 'app.js');
serverProcess = fork(serverPath);
serverProcess.on('message', (msg) => {
console.log('Message from server:', msg);
});
serverProcess.on('close', (code) => {
console.log(`Server process exited with code ${code}`);
req.app.set('serverProcess', null);
});
req.app.set('serverProcess', serverProcess); // Update the serverProcess in app
res.status(httpStatus.OK).json({message: 'Server starting...'});
} else if (action === 'stop') {
if (!serverProcess) {
return res.status(httpStatus.BAD_REQUEST).json({message: 'Server is not running.'});
}
serverProcess.kill();
req.app.set('serverProcess', null);
res.status(httpStatus.OK).json({message: 'Server stopping...'});
} else {
res.status(httpStatus.BAD_REQUEST).json({message: 'Invalid action.'});
}
});
module.exports = router;