@sebgroup/frontend-tools/dateDiff/dateDiff.js

A set of frontend tools

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var isValidDate = require('../isValidDate/isValidDate.js');

/**
 * Compare and returns the dirrence between two dates
 * @param {Date} firstDate { date} the first date
 * @param {Date} secondDate { date } second date to compare against
 * @param {any} range DEPRACATED (This argument is depracated)
 * @returns {number} The difference in days
 */
function dateDiff(firstDate, secondDate, range) {
    if (range) {
        console.warn('The range argument has been depracated. The range "day" will be used instead. \nTo compare units less than day use firstDate.getTime() - secondDate.getTime() to get milliseconds');
    }
    if (!isValidDate.isValidDate(firstDate) || !isValidDate.isValidDate(secondDate)) {
        throw new Error("both parameters must be of type Date");
    }
    return Math.ceil((secondDate.getTime() - firstDate.getTime()) / 1000 / 60 / 60 / 24);
}

exports.dateDiff = dateDiff;
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