require('dotenv').config({ path: '.env' });
const express = require('express');
const formidable = require('formidable');
const routes = require('./routes/routes');
const MorganMiddleware = require('./middleware/MorganMiddleware');

const app = express();

app.use(MorganMiddleware);

app.use(express.json({ limit: '10mb' })); // parsing application/json
app.use(express.urlencoded({ extended: true })); // parsing application/x-www-form-urlencoded
// parsing form-data
app.use(async function (req, res, next) {
  try {
    let isMultipart = req.headers['content-type'].includes('multipart/form-data', 0);
    if (isMultipart) {
      let form = new formidable.IncomingForm();
      let parseFormData = async function () {
        return new Promise((resolve, reject) => {
          form.parse(req, function (err, fields, files) {
            if (err) {
              reject(err);
              return;
            }
            req.body = fields;
            resolve(true);
          })
        })
      }
      await parseFormData();
    }
  } catch (e) {
  }
  next();
});

app.use(async function (req, res, next) {
  // set control allowed headers
  res.header('Access-Control-Allow-Origin', '*');
  res.header('Access-Control-Allow-Methods', 'OPTIONS,GET,HEAD,PUT,PATCH,POST,DELETE');
  res.header('Access-Control-Allow-Headers', 'Accept, Authorization, Content-Type, X-Requested-With, Range, x-api-key, x-forwarded-for');
  next();
});

// api
routes.use(app);

app.listen(process.env.PORT, () => {
  console.log('Service running at port ' + process.env.PORT);
});