const express = require('express');
const path = require('path');
const apicache = require('apicache');
const logger = require('log4js').getLogger('Server');
const weather = require('./server/weather');

logger.level = 'debug';

const app = express();
const port = process.env.PORT || 3000;

const sitePath = 'src';

apicache.options({ 'debug': true });
const cache = apicache.middleware;

app.use(express.static(path.join(__dirname, sitePath)));

app.get('/weather', cache('20 minutes'), (req, res) => {
  weather.doGetOpenWeather()
    .then((d) => {
      res.send(d);
    }).catch((e) => {
      logger.error(e);
      res.status(500).send('There was an error!');
    });
});

app.listen(port, (err) => {
  if (err)
    return logger.error('Server error:', err);

  logger.info(`Weather Server is listening on ${port}`);
});