app.js

var createError = require("http-errors");
var express = require("express");
var path = require("path");
var cookieParser = require("cookie-parser");
var logger = require("morgan");
var expressLayouts = require("express-ejs-layouts");
var i18n = require("i18n-express");
var session = require("express-session");
const bodyParser = require("body-parser");

var indexRouter = require("./routes/index");

var app = express();

// view engine setup
app.set("views", path.join(__dirname, "views"));
app.set("view engine", "ejs");
app.use(expressLayouts);
app.set("layout", "layouts/layout");
app.use(logger("dev"));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(
  express.static(path.join(__dirname, "public"), {
    maxAge: 1000 * 60 * 60 * 24,
  })
);
app.use(
  i18n({
    translationsPath: path.join(__dirname, "i18n"),
    siteLangs: ["en", "hi"],
    textsVarName: "t",
  })
);
app.set("trust proxy", 1);
app.use(
  session({
    secret: "parshav@123",
    resave: false,
    saveUninitialized: false,
    cookie: { maxAge: 60 * 60 * 1000 * 10 },
  })
);

app.use(bodyParser.json()); // for json
app.use(bodyParser.urlencoded({ extended: true })); // for form data

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;