app.js

const express = require('express');
const path = require('path');
const morgan = require('morgan');
const cookieParser = require('cookie-parser');
const session = require('express-session');
const nunjucks = require('nunjucks');
const ColorHash = require('color-hash');
const dotenv = require('dotenv');
const cors = require('cors');
const domains = ['https://lol-quiz.herokuapp.com'];

dotenv.config();
const webSocket = require('./socket');
const indexRouter = require('./routes');
const connect = require('./schemas');

const app = express();
app.set('port', process.env.PORT || 3000);
app.set('view engine', 'html');
nunjucks.configure('views', {
  express: app,
  watch: true,
});
connect();

const sessionMiddleware = session({
  resave: false,
  saveUninitialized: false,
  secret: process.env.COOKIE_SECRET,
  cookie: {
    httpOnly: true,
    secure: false,
  },
});
app.use(morgan('dev'));
app.use(express.static(path.join(__dirname, 'public')));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser(process.env.COOKIE_SECRET));
app.use(sessionMiddleware);

const corsOptions = {
  origin: function(origin, callback){
  	const isTrue = domains.indexOf(origin) !== -1;
    callback(null, isTrue);
  }
  ,
  credentials: true
}

app.use(cors(corsOptions));

app.use('/', indexRouter);

app.use((req, res, next) => {
  const error =  new Error(`${req.method} ${req.url} 라우터가 없습니다.`);
  error.status = 404;
  next(error);
});

app.use((err, req, res, next) => {
  res.locals.message = err.message;
  res.locals.error = process.env.NODE_ENV !== 'production' ? err : {};
  res.status(err.status || 500);
  res.render('error');
});

const server = app.listen(app.get('port'), () => {
  console.log(app.get('port'), '번 포트에서 대기중');
});

webSocket(server, app, sessionMiddleware)