app.js

// ℹ️ Gets access to environment variables/settings
// https://www.npmjs.com/package/dotenv
require("dotenv").config();

// ℹ️ Connects to the database
require("./db");

// Handles http requests (express is node js framework)
// https://www.npmjs.com/package/express
const express = require("express");

// Handles the handlebars
// https://www.npmjs.com/package/hbs
const hbs = require("hbs");
hbs.registerPartials(__dirname + "/views/partials");

const app = express();

// ℹ️ This function is getting exported from the config folder. It runs most pieces of middleware
require("./config")(app);

// Set up of cart and date inside req.session
app.use((req, res, next) => {
  if (!req.session.cart) {
    req.session.cart = [];
    res.locals.cart = req.session.cart.length;
  }
  res.locals.cart = req.session.cart.length;

  if (!req.session.date) {
    req.session.date = { start: null, end: null };
  }

  res.locals.date = req.session.date;
  res.locals.cart = req.session.cart.length;
  next();
});

const exposeUserInfo = require("./middlewares/exposeUserInfo");

const indexRoutes = require("./routes/index.routes");
app.use("/", indexRoutes);

const authRoutes = require("./routes/auth.routes");
app.use("/auth", authRoutes);

const adminRoutes = require("./routes/admin.routes");
app.use("/admin", adminRoutes);

const checkoutRoutes = require("./routes/checkout.routes");
app.use("/checkout", checkoutRoutes);

const toolsRoutes = require("./routes/tools.routes");
app.use("/tools", exposeUserInfo, toolsRoutes);

const reservationRoutes = require("./routes/reservation.routes");
app.use("/reservation", exposeUserInfo, reservationRoutes);

const searchRoutes = require("./routes/search.routes");
app.use("/search", exposeUserInfo, searchRoutes);

const profileRoutes = require("./routes/profile.routes.js");
app.use("/profile", exposeUserInfo, profileRoutes);

const cartRoutes = require("./routes/cart.routes");
app.use("/cart", exposeUserInfo, cartRoutes);

// ❗ To handle errors. Routes that don't exist or errors that you handle in specific routes
require("./error-handling")(app);

module.exports = app;