app.js

const express = require("express");
const http = require("http");
const bodyParser = require("body-parser");
const cors = require("cors");
const userRoute = require("./routes/userRoute");
const chatRoute = require("./routes/chatRoute");
const session = require("express-session");
const cookieParser = require("cookie-parser");

require("./db/connect");
require("dotenv").config();


const app = express();
const server = http.createServer(app);

// Configuring session middleware for session management
app.use(session({ 
    secret: process.env.SESSION_SECRET,
    resave: false,
    saveUninitialized: false
}));

// Parsing cookies with cookie-parser middleware
app.use(cookieParser());

// Enabling CORS (Cross-Origin Resource Sharing)
app.use(cors());

// Parsing JSON bodies and URL-encoded bodies
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(express.urlencoded({ extended: true }));

// Setting the view engine and views directory
app.set("view engine", "ejs");
app.set("views", "./views");
app.use(express.static("public"));


app.use("/", userRoute);
app.use("/", chatRoute);


const PORT = process.env.PORT || 8000;

// Setting up WebSocket for real-time communication
const socketSetup = require("./webSocket/socket");
socketSetup(server); 


server.listen(PORT, () => {
    console.log(`Server Running at PORT ${PORT}`);
});