import fastify from 'fastify';
// see axios doc on how to use it
import axios from 'axios';

const app = fastify({ logger: true });

app.post('/', async (req, res) => {
  return getAll(req.body.countryCode);
});

const getCat = () => {
  return new Promise((resolve) => {
    axios
      .get(
        'https://cat-fact.herokuapp.com/facts/random?animal_type=cat&amount=3',
      )
      .then((res) => {
        let facts = [];
        let i = 0;
        while (i < res.data.length) {
          facts.push(res.data[i].text);
          i++;
        }
        resolve(facts);
      })
      .catch((fail) => resolve(null));
  });
};

const getFox = () => {
  return new Promise((resolve) => {
    axios
      .get('https://randomfox.ca/floof/')
      .then((res) => {
        resolve(res.data.image);
      })
      .catch((fail) => resolve(null));
  });
};

const getCountry = (countryCode) => {
  return new Promise((resolve) => {
    axios
      .get('https://date.nager.at/api/v2/publicholidays/2021/' + countryCode)
      .then((res) => {
        resolve(res.data);
      })
      .catch((fail) => resolve(null));
  });
};

const getAll = (countryCode) => {
  return Promise.all([getCat(), getFox(), getCountry(countryCode)]).then(
    (res) => {
      let data = {};
      data['foxPicture'] = res[1];
      data['catFacts'] = res[0];
      data['holidays'] = res[2];
      return data;
    },
  );
};

const start = async () => {
  try {
    await app.listen(5000);
  } catch (err) {
    app.log.error(err);
    process.exit(1);
  }
};
start();