Get MAS Exchange Rate

getMasExchangeRate.js

const luxon = require('luxon');
const DateTime = luxon.DateTime;
const _ = require('lodash');
const axios = require('axios');
const qs = require('qs');

let getMasExchangeRate = function (date) {
    if (_.isNil(date)) {
        date = DateTime.now();
    }

    let queryDate = date.endOf('month');

    const format = 'yyyy-MM';


    return Promise.resolve(axios('https://eservices.mas.gov.sg/api/action/datastore/search.json', {
        params: {
            resource_id: '10eafb90-11a2-4fbd-b7a7-ac15a42d60b6',
            filters: {end_of_month: `${queryDate.toFormat(format)}`}
        },
        paramsSerializer: params => {
            console.debug(qs.stringify(params));
            return qs.stringify(params);
        }
    }))
        .then(function (response) {
            console.debug(JSON.stringify(response.data, null, 4));
            return _.get(response.data, ['result', 'records', 0]);
        });
};

module.exports = getMasExchangeRate;