app.js

const express = require('express');
const session = require('express-session');
const path = require('path');
const app = express();
const db = require('./database/db');


app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(express.static('public'));
app.set('view engine', 'ejs');
app.use(session({
    secret: 'your-secret-key',
    resave: false,
    saveUninitialized: false
}));


app.use((req, res, next) => {
    res.locals.userId = req.session?.userId;
    res.locals.username = req.session?.username;
    next();
});


const authMiddleware = (req, res, next) => {
    if (!req.session.userId) {
        return res.redirect('/auth/login');
    }
    next();
};


const authRoutes = require('./routes/auth');
const productRoutes = require('./routes/products');
const categoriesRouter = require('./routes/categories');
const stockRoutes = require('./routes/stock');


app.use('/auth', authRoutes);


app.get('/', (req, res) => {
    if (req.session.userId) {
        res.redirect('/products');
    } else {
        res.redirect('/auth/login');
    }
});


app.use('/products', authMiddleware, productRoutes);
app.use('/categories', authMiddleware, categoriesRouter);
app.use('/stock', stockRoutes);

app.listen(3000, () => {
    console.log('Server running on port 3000');
});