server.js

// require express module
const express = require("express");

// get sequelize connection from config/connection
const sequelize = require("./config/connection");

// import routes
const routes = require("./routes");

const exphbs = require("express-handlebars");

const hbs = exphbs.create();

const path = require("path");

// require session modules
const session = require("express-session");
// import this so we can save session data to our database
const SequelizeStore = require("connect-session-sequelize")(session.Store);

require("dotenv").config();

// create new express app
const app = express();

const PORT = process.env.PORT || 3001;

// session options
const sess = {
  secret: process.env.SESS_KEY,
  cookie: {
    // delete the cookie after 30 minutes
    expires: true,
    maxAge: 30000 * 60,
  },
  // reset maxAge counter for every request
  rolling: true,
  resave: false,
  saveUninitialized: true,
  // where to store our session
  store: new SequelizeStore({ db: sequelize }),
};

// only looks at requests where the content header matches the type
// returns middleware that parses json
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(express.static(path.join(__dirname, "public")));

app.engine("handlebars", hbs.engine);
app.set("view engine", "handlebars");

app.use(session(sess));

app.use(routes);

// sync the database
sequelize.sync({ force: false }).then(() => {
  app.listen(PORT, () => console.log("Now Listening"));
});