const crypto = require('crypto');
const axios = require('axios');
const { get, post } = axios;

const { HEYTRIP_API, HEYTRIP_API_PROD } = require('./../config/constants');
const { chunk, isEmpty } = require('../utils/commons');

const make_token = () => {
  var apiKey = '18daad53d0ec4003a207c41ddaf63b78';
  var secret = 'f76e547e55964812bf94cc0d31f74333';
  var timestamp = Math.round(new Date().getTime() / 1000);
  var hash = crypto
    .createHash('sha512')
    .update(apiKey + secret + timestamp)
    .digest('hex');
  var authHeaderValue = 'Bearer apikey=' + apiKey + ',signature=' + hash + ',timestamp=' + timestamp;
  return authHeaderValue;
};
const AvailableAccommodationIds = async (pageIndex) => {
  const response = await get(`${HEYTRIP_API_PROD}/AvailableAccommodationIds?pageIndex=${pageIndex}`, {
    headers: {
      Authorization: make_token(),
    },
  });
  console.log('Call pageIndex', pageIndex, 'totalPage', response.data.TotalPage);
  return response.data.Data || [];
};

const AccommodationsDetails = async (body) => {
  if (isEmpty(body.AccommodationIds)) {
    return [];
  }
  const response = await post(
    `${HEYTRIP_API_PROD}/AccommodationsDetails`,
    { ...body },
    {
      headers: {
        Authorization: make_token(),
      },
    }
  );
  return Object.values(response.data.Data || {});
};

const Availability = async (body) => {
  // console.log('Call Heytrip');
  const response = await post(
    `${HEYTRIP_API_PROD}/Availability`,
    { ...body },
    {
      headers: {
        Authorization: make_token(),
      },
    }
  );
  // console.log(response.config);
  return response.data.Data || [];
};

const QuotedHotelsPrice = async (body) => {
  const idsChunk = body.hotelIds.length > 10 ? chunk(body.hotelIds, 10) : [body.hotelIds];
  let quoteRes = [];
  for await (const piece of idsChunk) {
    const response = await post(
      `${HEYTRIP_API_PROD}/QuotedHotelsPrice`,
      { ...body, hotelIds: piece },
      {
        headers: {
          Authorization: make_token(),
        },
      }
    );
    quoteRes = quoteRes.concat(response.data.Data || []);
  }
  return quoteRes;
};

const Country = async (param) => {};

const City = async (param) => {};

module.exports = {
  AvailableAccommodationIds,
  AccommodationsDetails,
  Availability,
  QuotedHotelsPrice,
};