app.js

const express = require("express");
const bodyParser = require("body-parser");
const commonHeaders = require("./middleware/common-headers");
const authRoutes = require("./routes/auth-routes");
const userRoutes = require("./routes/user-routes");
const eventRoutes = require("./routes/event-routes");
const passport = require("passport");
const db = require("./config/db");
const HttpError = require("./models/http-error");
const app = express();

app.use(bodyParser.json()); //parse request body

app.use(commonHeaders); //add common headers like  CORS

app.use(passport.initialize()); //init passport for fb authentication
app.use(passport.session());
require("./config/passport"); //passport config for facebook authentication

app.use("/api/v1/auth", authRoutes);
app.use("/api/v1/event", eventRoutes);
app.use("/api/v1/user", userRoutes);

db.connect()
  .then(() => {
    app.listen(process.env.PORT || 5000);
  })
  .catch((err) => {
    throw new HttpError(err.message, 500);
  });