app.js

import dotenv from 'dotenv/config';
// dotenv.config();
import 'express-async-errors';
import cors from 'cors';
import { rateLimit } from 'express-rate-limit';
import express from 'express';
import cookieParser from 'cookie-parser';
import bodyParser from 'body-parser';
import helmet from 'helmet';
import YAML from 'yamljs';
import swaggerUI from 'swagger-ui-express';
import connectDB from './DB/connectDB.js';
import authRouter from './routes/auth.js';
import productsRouter from './routes/products.js';
import switchRole from './routes/switchRoles.js'
import storeRouter from './routes/store.js'
import orderRouter from './routes/orders.js'
import reviewRouter from './routes/review.js';
import userRouter from './routes/users.js';
import notFound from './middlewares/notFoundMIddleware.js';
import customErrorHandler from './middlewares/errorMiddleware.js';
import { authMiddleware } from './middlewares/authMiddleware.js';
import checkRole from './middlewares/checkRoleMiddleware.js';

// import corsOptions from './middlewares/corsOptions.js';
// import orderMiddleware from './middlewares/orderMiddleware.js';

const app = express();
const swaggerDoc = YAML.load('./swagger.yaml')




//? Extra security packages
app.use(cors());
app.use(helmet.contentSecurityPolicy({
  directives: {
    defaultSrc: ["'self'"],
    scriptSrc: ["'self'", "https://cdn.jsdelivr.net", "'unsafe-inline'"],
  },
}))
app.use(rateLimit({
  windowMs: 60 * 1000,
  max: 60
}))

//! Middlewares 
app.use(express.static('./view'))
app.use(express.json());
app.use(express.urlencoded({ extended: true }))
app.use(cookieParser(process.env.JWT_SECRET));
app.get('/', (req, res) => {
  res.send(`<h1>Welcome to my E-commerce API 
    <br>
    <p style = font-weight: 800;>Click <a href = '/api-docs'>Documentation </a> to go to API documentation</p>
    </h1>`)
})



app.use('/api-docs', swaggerUI.serve, swaggerUI.setup(swaggerDoc));
app.use('/api/v1/auth', authRouter)
app.use('/api/v1/products', authMiddleware, productsRouter);
app.use('/api/v1/role', authMiddleware, switchRole);
app.use('/api/v1/store', storeRouter);
app.use('/api/v1/review', reviewRouter);
app.use('/api/v1/orders', orderRouter)
app.use('/api/v1/users', userRouter)

app.use(notFound);
app.use(customErrorHandler);

const PORT = process.env.PORT || 3500;

const start = async () => {
  try {
    await connectDB(process.env.MONGO_URI);
    app.listen(PORT, () => console.log(`App is listening at port: ${PORT}`))
  }
  catch (err) {
    console.log('There was an error in the Connection:' + err)
  }
}

start();