app.js

import createError from 'http-errors';
import express from 'express';
import path from 'path';
import cors from 'cors';

import router from './routes/get_post_route.ts';

import {dirname} from 'path';
import {fileURLToPath} from 'url';

const __dirname = dirname(fileURLToPath(import.meta.url));

let app = express();

// TO-DO: set as front-end URI origin

app.use(
  cors({
    origin: ['http://localhost:8080', 'https://localhost:8080'],
  })
);

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

app.use(express.json());
app.use(express.urlencoded({extended: false}));
app.use(express.static(path.join(__dirname, 'public')));

//  Initialize session
app.use('/posts', router);

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  next(createError(404));
});

// error handler
app.use(function (err, req, res) {
  // 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');
});

export default app;