server.js

const express = require("express");
const bodyParser = require("body-parser");
const mongoose = require("mongoose");
const cors = require("cors");
const morgan = require("morgan");
const fs = require("fs");
const app = express();
const router = express.Router();
app.use(morgan("combined"));
app.use(bodyParser.json());
app.use(cors());
//connect to mongodb
mongoose
  .connect(
    "mongodb://localhost/movie_rating_app",
    { useNewUrlParser: true },
    function() {
      console.log("Connection has been made");
    }
  )
  .catch(err => {
    console.error("App starting error:", err.stack);
    process.exit(1);
  });
router.get("/", function(req, res) {
  res.json({ message: "API Initialized!" });
});

// Include controllers
fs.readdirSync("controllers").forEach(function(file) {
  if (file.substr(-3) == ".js") {
    const route = require("./controllers/" + file);
    route.controller(app);
  }
});
const port = process.env.API_PORT || 8081;
app.use("/", router);
app.listen(port, function() {
  console.log(`api running on port ${port}`);
});