var differenceInMilliseconds = require('../difference_in_milliseconds/index.js')
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var MILLISECONDS_IN_MINUTE = 60000
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/**
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* @category Minute Helpers
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* @summary Get the number of minutes between the given dates.
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*
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* @description
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* Get the number of minutes between the given dates.
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*
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* @param {Date|String|Number} dateLeft - the later date
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* @param {Date|String|Number} dateRight - the earlier date
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* @returns {Number} the number of minutes
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*
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* @example
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* // How many minutes are between 2 July 2014 12:07:59 and 2 July 2014 12:20:00?
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* var result = differenceInMinutes(
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* new Date(2014, 6, 2, 12, 20, 0),
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* new Date(2014, 6, 2, 12, 7, 59)
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* )
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* //=> 12
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*/
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function differenceInMinutes (dirtyDateLeft, dirtyDateRight) {
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var diff = differenceInMilliseconds(dirtyDateLeft, dirtyDateRight) / MILLISECONDS_IN_MINUTE
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return diff > 0 ? Math.floor(diff) : Math.ceil(diff)
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}
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module.exports = differenceInMinutes
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