app.js

const createError = require("http-errors");
const express = require("express");
const path = require("path");
const cookieParser = require("cookie-parser");
const logger = require("morgan");
const sassMiddleware = require("node-sass-middleware");

const session = require("express-session");

var app = express();

// view engine setup
app.set("views", path.join(__dirname, "views"));
app.set("view engine", "hbs");

app.use(logger("dev"));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(
  sassMiddleware({
    src: path.join(__dirname, "public"),
    dest: path.join(__dirname, "public"),
    indentedSyntax: true, // true = .sass and false = .scss
    sourceMap: true,
  })
);
app.use(express.static(path.join(__dirname, "public")));

app.use(
  session({
    secret: "iamsocoolfollowme",
    resave: false,
    saveUninitialized: true,
    maxAge: 86400000, //one Day
  })
);

var indexRouter = require("./routes/index");
var upRouter = require("./routes/up");
var downRouter = require("./routes/down");

app.use("/", indexRouter);
app.use("/up", upRouter);
app.use("/down", downRouter);

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  next(createError(404));
});

// error handler
app.use(function (err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get("env") === "development" ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render("error");
});

const port = process.env.PORT || 3000;
app.listen(port, () => console.log(`Example app listening on port ${port}`));