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");

const app = express();

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

// default value for title local
const capitalize = require("./utils/capitalize");
const projectName = "Nutritionest";

app.locals.appTitle = `${projectName}`;

//Configure session
const session = require("express-session");
const MongoStore = require("connect-mongo");

app.use(
  session({
    secret: process.env.SESSION_SECRET,
    cookie: { maxAge: 1000 * 60 * 60 * 24 },
    resave: true,
    saveUninitialized: true,
    store: MongoStore.create({
      mongoUrl: process.env.MONGODB_URI,
    }),
  })
);
// End of session configuration

// Handlebars Helper
hbs.registerHelper("math", function (lvalue, operator, rvalue, options) {
  lvalue = parseFloat(lvalue);
  rvalue = parseFloat(rvalue);

  return {
    "+": lvalue + rvalue,
    "-": lvalue - rvalue,
    "*": lvalue * rvalue,
    "/": lvalue / rvalue,
    "%": lvalue % rvalue,
  }[operator];
});

// 👇 Start handling routes here
const indexRoutes = require("./routes/index.routes");
app.use("/", indexRoutes);

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

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

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

const aboutRoutes = require("./routes/about.routes");
app.use("/", aboutRoutes);

const faqRoutes = require("./routes/faq.routes");
app.use("/", faqRoutes);

const contactRoutes = require("./routes/contact.routes");
app.use("/", contactRoutes);

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

module.exports = app;