app copy.js

require("dotenv").config();
const express = require("express");
const ejs = require("ejs");
const mongoose = require("mongoose");
const bcrypt = require("bcrypt");

// Server setup
const app = express();
app.set("view engine", "ejs");
app.use(express.urlencoded({ extended: true }));
app.use(express.static("public"));

// Connect to MongoDB Atlas
const MONGO_URI = process.env.MONGO_HOST || "";

mongoose
  .connect(MONGO_URI, { retryWrites: true, w: "majority" })
  .then(() => {
    console.log("MongoDB Atlas connected");
  })
  .catch((err) => {
    console.log(err);
  });

// Create a mongoose schema
const userSchema = new mongoose.Schema({
  email: String,
  password: String,
});

// Encrypt the password field
// const secret = process.env.MONGO_SECRET;
// userSchema.plugin(encrypt, { secret: secret, encryptedFields: ["password"] });

// Create a mongoose model
const User = mongoose.model("User", userSchema);

// Create a get route
app.get("/", (req, res) => {
  res.render("home");
});

app
  .route("/login")
  .get((req, res) => {
    res.render("login");
  })
  .post((req, res) => {
    const username = req.body.username;
    const password = req.body.password;

    User.findOne({ email: username }, (err, foundUser) => {
      if (err) {
        console.log(err);
      } else {
        if (foundUser) {
          bcrypt.compare(password, foundUser.password, (err, result) => {
            if (err) {
              res.send(err);
            } else if (result) {
              console.log(`Successfully logged in: ${username}`);
              res.render("secrets");
            } else {
              console.log("Incorrect password");
              res.send("Incorrect password");
            }
          });
        } else {
          console.log(`User not found: ${username}`);
          res.send("User not found");
        }
      }
    });
  });

app
  .route("/register")
  .get((req, res) => {
    res.render("register");
  })
  .post((req, res) => {
    const saltRounds = 10;
    bcrypt.hash(req.body.password, saltRounds, (err, hash) => {
      const newUser = new User({
        email: req.body.username,
        password: hash,
      });
      newUser.save((err) => {
        if (err) {
          console.log(err);
        } else {
          console.log(`Successfully added a new user: ${newUser}`);
          res.render("secrets");
        }
      });
    });
  });

// Setup PORT for Heroku and localhost
const PORT = process.env.PORT || 8888;

// Start server
app.listen(PORT, () => {
  console.log(`Server started on port ${PORT}`);
});