const express = require('express');
const path = require('path');
const apicache = require('apicache');
const logger = require('log4js').getLogger('Server');
const weather = require('./server/weather');
const euronews = require('./server/euronews');
const foursquare = require('./server/foursquare');
const rightbyme = require('./server/RightByMe');
const agenda = require('./server/agenda');
const directions = require('./server/directions');
const geocode = require('./server/geocode');

const cors = require('cors');

logger.level = 'debug';

const app = express();

app.use(cors());

const port = process.env.PORT || 8110;

const sitePath = 'live';

apicache.options({ 'debug': true });
const cache = apicache.middleware;
const standardError = {
  'error':'There was an error'
};

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

// app.get('/weather', cache('15 minutes'), (req, res) => {

const asyncMiddleware = fn =>
  (req, res, next) => {
    Promise.resolve(fn(req, res, next))
      .catch(next);
  };

app.get('/weather', (req, res) => {
  if (req.query.hasOwnProperty('ll'))

    weather.doGetOpenWeather(req.query.ll)
      .then((d) => {
        res.set('Cache-Control', 'public, max-age=1800');
        res.send(d);
      }).catch((e) => {
        logger.error(e);
        res.status(500).send(Object.assign(standardError, { 'source':'weather', 'e':e }));
      });

  else {
    // throw new Error('Weather: LL missing');
    logger.warn('Weather: LL missing');
    res.status(500).send('LL Missing');
  }
});

// app.get('/forecast', cache('15 minutes'), (req, res) => {
app.get('/forecast', (req, res) => {
  logger.info('/forecast');
  if (req.query.hasOwnProperty('ll'))

    weather.doGetFullForcast(req.query.ll)
      .then((d) => {
        res.set('Cache-Control', 'public, max-age=1800');
        res.send(d);
      }).catch((e) => {
        logger.error(e);
        res.status(500).send(Object.assign(standardError, { 'source':'forecast', 'e':e }));
      });

  else {
    // throw new Error('Weather: LL missing');
    logger.warn('Weather: LL missing');
    res.status(500).send('LL Missing');
  }
});

app.get('/weatheralert', cache('15 minutes'), (req, res) => {
  if (req.query.hasOwnProperty('ll'))
    // weather.doGetOpenWeather(req.query.ll)
    // doGetDarkSkyWeather
    weather.doGetDarkSkyWeather(req.query.ll)
      .then((d) => {
        res.set('Cache-Control', 'public, max-age=1800');
        res.send(d);
      }).catch((e) => {
        logger.error(e);
        res.status(500).send(Object.assign(standardError, { 'source':'weatheralert', 'e':e }));
      });

  else {
    // throw new Error('Weather: LL missing');
    logger.warn('Weather: LL missing');
    res.status(500).send('LL Missing');
  }
});

app.get('/fsexplore', cache('15 minutes'), (req, res) => {
  if (req.query.hasOwnProperty('ll')) {
    const ll = req.query.ll;
    const limit = req.query.hasOwnProperty('ll') ? req.query.limit : 3;
    const section = req.query.hasOwnProperty('section') ? req.query.section : 'topPicks';
    const query = req.query.hasOwnProperty('query') ? req.query.query : '';
    console.log('req.query', req.query);
    foursquare.doGetFourSquareExplore(ll, limit, section, query)
      .then((d) => {
        res.set('Cache-Control', 'public, max-age=900');
        res.send(d);
      }).catch((e) => {
        logger.error(e);
        res.status(500).send(Object.assign(standardError, { 'source':'fsexplore', 'e':e }));
      });
  }

  else {
    // throw new Error('Weather: LL missing');
    logger.warn('FS: LL missing');
    res.status(500).send('LL Missing');
  }
});

app.get('/geocode', /* cache('15 minutes'),*/ (req, res) => {
  if (req.query.hasOwnProperty('ll')) {
    const ll = req.query.ll;
    console.log('ll', ll);
    geocode.doGetGeocode(ll)
      .then((d) => {
        res.set('Cache-Control', 'public, max-age=900');
        res.send(d);
      }).catch((e) => {
        logger.error(e);
        res.status(500).send(Object.assign(standardError, { 'source':'geocode', 'e':e }));
      });
  }

  else {
    // throw new Error('Weather: LL missing');
    logger.warn('FS: LL missing');
    res.status(500).send('LL Missing');
  }
});

app.get('/rightbyme', cache('86400 seconds'), (req, res) => {
  if (req.query.hasOwnProperty('ll'))
    rightbyme.doGetRightByMe(req.query.ll)
      .then((d) => {
        res.set('Cache-Control', 'public, max-age=86400');
        res.send(d);
      }).catch((e) => {
        logger.error(e);
        res.status(500).send(Object.assign(standardError, { 'source':'rightbyme', 'e':e }));
      });

  else {
    // throw new Error('Weather: LL missing');
    logger.warn('FS: LL missing');
    res.status(500).send('LL Missing');
  }
});

app.get('/nearbydetail', cache('15 minutes'), (req, res) => {
  if (req.query.hasOwnProperty('id'))
    rightbyme.doGetMoreDetail(req.query.id)
      .then((d) => {
        res.set('Cache-Control', 'public, max-age=1800');
        res.send(d);
      }).catch((e) => {
        logger.error(e);
        res.status(500).send(Object.assign(standardError, { 'source':'nearbydetail', 'e':e }));
      });

  else {
    // throw new Error('Weather: LL missing');
    logger.warn('FS: LL missing');
    res.status(500).send('LL Missing');
  }
});

app.get('/news', cache('15 minutes'), (req, res) => {
  euronews.getEuroNews().then((d) => {
    res.set('Cache-Control', 'public, max-age=1800');
    res.send(d);
  }).catch((e) => {
    if (e.message === '304:Not changed') {
      logger.info('Euronews ', e.message);
      res.status(304).send();
    }
    else {
      logger.error(e);
      res.status(500).send(Object.assign(standardError, { 'source':'news', 'e':e }));
    }
  });
});

app.get('/article', cache('1 hour'), (req, res) => {
  if (req.query.hasOwnProperty('guid')) {
    logger.debug('Beofre', req.query.guid);

    euronews.getArticle(req.query.guid)
      .then((d) => {
        res.set('Cache-Control', 'public, max-age=3600');
        res.send(d);
      }).catch((e) => {
        logger.error(e);
        res.status(500).send(Object.assign(standardError, { 'source':'article', 'e':e }));
      });
  }
  else {
    // throw new Error('Weather: LL missing');
    logger.warn('FS: GUID missing');
    res.status(500).send('GUID Missing');
  }
});

app.get('/agenda', cache('15 minutes'), (req, res) => {
  agenda.doTodaysAgenda()
    .then((d) => {
      res.set('Cache-Control', 'public, max-age=900');
      res.send(d);
    }).catch((e) => {
      logger.error(e);
      res.status(500).send(Object.assign(standardError, { 'source':'agenda', 'e':e }));
    });
});

app.get('/oldtraffic', cache('5 minutes'), (req, res) => {
  logger.debug(req.query);
  if (req.query.hasOwnProperty('olat'))

    directions.getTraffic(req.query.olat, req.query.olon, req.query.dlat, req.query.dlon)
      .then((d) => {
        res.set('Cache-Control', 'public, max-age=900');
        res.send(d);
      }).catch((e) => {
        logger.error(e);
        res.status(500).send(Object.assign(standardError, { 'source':'oldtraffic', 'e':e }));
      });

  else {
    // throw new Error('Weather: LL missing');
    logger.warn('FS: oLat missing');
    res.status(500).send('oLat Missing');
  }
});

app.get('/incidents', cache('5 minutes'), (req, res) => {
  logger.debug(req.query);
  directions.getIncidents()
    .then((d) => {
      logger.debug(d);
      res.set('Cache-Control', 'public, max-age=300');
      res.send(d);
    }).catch((e) => {
      logger.error(e);
      res.status(500).send(Object.assign(standardError, { 'source':'incidents', 'e':e }));
    });
});

app.get('/traffic', cache('5 minutes'), asyncMiddleware(async (req, res, next) => {
  logger.debug(req.query);

  if (req.query.hasOwnProperty('olat'))

    await directions.doGetEstDirectionsWithIncidents(req.query.olat, req.query.olon, req.query.dlat, req.query.dlon).then((b) => {
      // logger.debug('b', b);
      res.set('Cache-Control', 'public, max-age=300');
      res.send(b);
    }).catch((e) => {
      logger.error(e);
      res.status(500).send(Object.assign(standardError, { 'source':'traffic', 'e':e }));
    });

  else {
    // throw new Error('Weather: LL missing');
    logger.warn('FS: oLat missing');
    res.status(500).send('oLat Missing');
  }
}));

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

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