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 expressValidator = require("express-validator");
const session = require("express-session");
const bodyParser = require("body-parser");

if (process.env.NODE_ENV === "development") {
  require("dotenv").config();
}

const passport = require("./config/passport");
const indexRouter = require("./routes/index");
const testsRouter = require("./routes/tests");
const { router: gameRouter } = require("./routes/game");
const registrationRouter = require("./routes/registration");
const lobbyRouter = require("./routes/lobby");
const leaveGameRouter = require("./routes/leaveGame");

const app = express();

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

app.use(logger("dev"));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(express.static(path.join(__dirname, "public")));
app.use(expressValidator());

// passport and sessions related stuff
app.use(
  session({ secret: "session_secret", resave: true, saveUninitialized: true })
);
app.use(passport.initialize());
app.use(passport.session());

app.use("/", indexRouter);
app.use("/game", gameRouter);
app.use("/lobby", lobbyRouter);
app.use("/registration", registrationRouter);
app.use("/tests", testsRouter);
app.use("/leave", leaveGameRouter);
app.use("/*", indexRouter);

// 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");
});

module.exports = app;