index.js

import express from "express";
import mongoose from "mongoose";
import bodyParser from "body-parser";
import dotenv from "dotenv";
import studentsRoute from "./routes/studentsRoute.js";
import { engine } from "express-handlebars";

const app = express();

app.engine(
  "hbs",
  engine({
    extname: "hbs",
    helpers: {
      eq: function (a, b) {
        return a === b;
      },
    },
  })
);
app.set("view engine", "hbs");
app.set("views", "./views");

app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(express.urlencoded({ extended: true }));

dotenv.config();

const PORT = process.env.PORT || 4000;
const MONGOURL = process.env.MONGO_URL;
mongoose
  .connect(MONGOURL)
  .then(() => {
    console.log("Database connected Successfully.");
    app.listen(PORT, () => {
      console.log(`Server is running on port : ${PORT}`);
    });
  })
  .catch((error) => console.log(error));
app.get("/", (req, res) => {
  res.render("home");
});
app.use("/students", studentsRoute);