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 bodyParser = require("body-parser");
const mongoose = require("mongoose");

const indexRouter = require("./routes/index");
const cors = require("cors");
const app = express();

const dbconfig = require("./routes/config/database.config.js");
app.use(cors());
app.use(function(req, res, next) {
  res.header("Access-Control-Allow-Origin", "*");
  res.header(
    "Access-Control-Allow-Headers",
    "Origin, X-Requested-With, Content-Type, Accept"
  );
  next();
});
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());

mongoose
  .connect(
    dbconfig.url,
    { useNewUrlParser: true }
  )
  .then(() => {
    console.log("Succesfully connected to db");
  })
  .catch(error => {
    console.log("db not connected , ", error);
    process.exit();
  });

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

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")));

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;