app.js

const express = require("express");
const path = require("path");
const favicon = require("serve-favicon");
const logger = require("morgan");
const cookieParser = require("cookie-parser");
const bodyParser = require("body-parser");
const mongoose = require("mongoose");
const winston = require("winston");
const config = require("./config/settings");
const jwt = require("jsonwebtoken");
const helmet = require("helmet");
const RateLimit = require("express-rate-limit");
const morgan = require("morgan");
const cors = require("cors");

const asyncMiddleware = require("./utils/asyncMiddleware");

mongoose.connect(config.database, config.options).then(
  () => {
    console.log("connected to database");
  },
  err => {
    console.log("error connecting in database");
  }
);
const app = express();

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

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger("dev"));
let corsOptions = {
  origin: "*",
  optionsSuccessStatus: 200 // some legacy browsers (IE11, various SmartTVs) choke on 204
};
app.use(cors(corsOptions));

app.use(cookieParser());
app.use(express.static(path.join(__dirname, "public")));
app.use(express.static(path.join(__dirname, "public/build")));
app.use(helmet());
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));

const index = require("./routes/index");
//const airports = require('./routes/airports');
const users = require("./routes/users/users");
//const profile = require('./routes/profile');
const profile = require("./routes/profile/profile");
const admin = require("./routes/admin/admin");
const contact = require("./routes/contact/Contact");

app.use("/", index);
app.use("/api", users);
//app.use('/profile', profile);
app.use("/profile", profile);
app.use("/admin", admin);
app.use("/contact", contact);

// catch 404 and forward to error handler
app.use((req, res, next) => {
  let err = new Error("Not Found");
  err.status = 404;
  next(err);
});

// error handler
app.use((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");
});

var limiter = new RateLimit({
  windowMs: 15 * 60 * 1000, // 15 minutes
  max: 100, // limit each IP to 100 requests per windowMs
  delayMs: 0 // disable delaying - full speed until the max limit is reached
});

//  apply to all requests
app.use(limiter);
process.on("uncaughtException", function(err) {
  console.log("=================");
  console.log(err);

  winston.error(err);
  // process.exit(1);
});
module.exports = app;