import "dotenv/config";

import express from "express";
import path from "path";
import logger from "morgan";
import cookieParser from "cookie-parser";
import bodyParser from "body-parser";
import helmet from "helmet";
import compression from "compression";
import fileUpload from "express-fileupload";
import routes from "./routes/index";
import {PORT,HOST} from "./config/constants";
import { accessTokenMiddleWare } from "./utils/helpers";

var app = express();

app.use(compression()); //Compress all routes
app.use(helmet());
app.use(fileUpload());

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

app.set("port", process.env.PORT || PORT);

app.use(
  logger("dev", {
    skip: function (req) {
      if (req.url == "/ping") {
        return true;
      } else {
        return false;
      }
    }
  })
);

app.use(accessTokenMiddleWare)
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({extended: false}));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, "dist")));

// Enable CORS
app.use(function (req, res, next) {
  res.header("Access-Control-Allow-Origin", "*");
  res.header("Access-Control-Allow-Methods", "GET, POST, OPTIONS, PUT, DELETE");
  res.header(
    "Access-Control-Allow-Headers",
    "Origin, X-Requested-With, Content-Type, Accept"
  );
  next();
});

app.use("/", routes);

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

// error handlers

// development error handler
// will print stacktrace
if (app.get("env") === "development") {
  app.use(function (err, req, res) {
    res.status(err.status || 500);
    res.render("error", {
      message: err.message,
      error: err
    });
  });
}

// production error handler
// no stacktraces leaked to user
app.use(function (err, req, res) {
  res.status(err.status || 500);
  res.render("error", {
    message: err.message,
    error: {}
  });
});

app.listen(process.env.PORT || PORT,process.env.HOST || HOST, () =>
  console.log(`App listening on  http://${process.env.HOST || HOST}:${process.env.PORT || PORT}`)
);

export default app;