Initial commit: teaching institution management API.

Express/MongoDB backend with JWT auth, RBAC, S3 uploads, notifications, and scheduled jobs.

app.js

@@ -0,0 +1,111 @@
+// /app.js — Main Express Application Entry Point
+'use strict';
+
+const express = require('express');
+const cors = require('cors');
+const helmet = require('helmet');
+const rateLimit = require('express-rate-limit');
+
+const config = require('./config/config');
+const connectDB = require('./config/db');
+const logger = require('./utils/logger');
+const notFoundHandler = require('./middlewares/notFoundHandler');
+const globalErrorHandler = require('./middlewares/globalErrorHandler');
+
+// ── Route imports ─────────────────────────────────────────────────────────────
+const authRoutes = require('./components/auth/authRoutes');
+const userRoutes = require('./components/users/userRoutes');
+const professorRoutes = require('./components/professors/professorRoutes');
+const courseRoutes = require('./components/courses/courseRoutes');
+const classRoutes = require('./components/classes/classRoutes');
+const sessionRoutes = require('./components/sessions/sessionRoutes');
+const paymentRoutes = require('./components/payments/paymentRoutes');
+const roleRoutes = require('./components/roles/roleRoutes');
+const notificationRoutes = require('./components/notifications/notificationRoutes');
+const certificateRoutes = require('./components/certificates/certificateRoutes');
+const fileRoutes = require('./components/files/fileRoutes');
+const dashboardRoutes = require('./components/dashboard/dashboardRoutes');
+const activityLogRoutes = require('./components/activityLogs/activityLogRoutes');
+const contactInquiryRoutes = require('./components/contactInquiries/contactInquiryRoutes');
+const activityLogger = require('./middlewares/activityLogger');
+
+const app = express();
+
+// ── Security & Middleware ─────────────────────────────────────────────────────
+app.use(helmet());
+app.use(cors({
+  origin: config.CORS_ORIGIN,
+  credentials: true
+}));
+app.use(express.json({ limit: '10mb' }));
+app.use(express.urlencoded({ extended: true, limit: '10mb' }));
+app.use(activityLogger);
+
+// Global rate limiter
+const limiter = rateLimit({
+  windowMs: 15 * 60 * 1000, // 15 minutes
+  max: 300,
+  standardHeaders: true,
+  legacyHeaders: false,
+  message: { status: 'error', message: 'Too many requests. Please try again later.' }
+});
+app.use('/api', limiter);
+
+// ── Routes ────────────────────────────────────────────────────────────────────
+app.get('/api/health', (req, res) => {
+  res.json({
+    status: 'ok',
+    message: 'Gameno API is running',
+    timestamp: new Date().toISOString(),
+    environment: config.NODE_ENV
+  });
+});
+
+app.use('/api/auth', authRoutes);
+app.use('/api/users', userRoutes);
+app.use('/api/professors', professorRoutes);
+app.use('/api/courses', courseRoutes);
+app.use('/api/classes', classRoutes);
+app.use('/api/sessions', sessionRoutes);
+app.use('/api/payments', paymentRoutes);
+app.use('/api/roles', roleRoutes);
+app.use('/api/notifications', notificationRoutes);
+app.use('/api/certificates', certificateRoutes);
+app.use('/api/files', fileRoutes);
+app.use('/api/dashboard', dashboardRoutes);
+app.use('/api/activity-logs', activityLogRoutes);
+app.use('/api/contact-inquiries', contactInquiryRoutes);
+
+// ── Error Handlers ────────────────────────────────────────────────────────────
+app.use(notFoundHandler);
+app.use(globalErrorHandler);
+
+// ── Server startup ────────────────────────────────────────────────────────────
+const PORT = config.PORT || 3000;
+
+const startServer = async () => {
+  await connectDB();
+
+  const registerEventListeners = require('./events/eventListeners');
+  const { startPaymentReminderJob } = require('./jobs/paymentReminderJob');
+  const { startNotificationRetryJob } = require('./jobs/notificationRetryJob');
+  const { startTempBucketCleanupJob } = require('./jobs/tempBucketCleanupJob');
+  const { startClassReminderJob } = require('./jobs/classReminderJob');
+
+  registerEventListeners();
+  startPaymentReminderJob();
+  startNotificationRetryJob();
+  startTempBucketCleanupJob();
+  startClassReminderJob();
+
+  app.listen(PORT, () => {
+    logger.info(`Gameno API listening on http://localhost:${PORT} [${config.NODE_ENV}]`);
+  });
+};
+
+startServer().catch(err => {
+  logger.error('Failed to start server:', err);
+  process.exit(1);
+});
+
+module.exports = app;