66 lines
2.5 KiB
JavaScript
66 lines
2.5 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = roundToNearestMinutes;
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var _index = _interopRequireDefault(require("../toDate/index.js"));
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var _index2 = _interopRequireDefault(require("../_lib/toInteger/index.js"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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/**
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* @name roundToNearestMinutes
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* @category Minute Helpers
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* @summary Rounds the given date to the nearest minute
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*
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* @description
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* Rounds the given date to the nearest minute (or number of minutes).
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* Rounds up when the given date is exactly between the nearest round minutes.
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*
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* ### v2.0.0 breaking changes:
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*
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* - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
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*
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* @param {Date|Number} date - the date to round
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* @param {Object} [options] - an object with options.
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* @param {Number} [options.nearestTo=1] - nearest number of minutes to round to. E.g. `15` to round to quarter hours.
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* @returns {Date} the new date rounded to the closest minute
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* @throws {TypeError} 1 argument required
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* @throws {RangeError} `options.nearestTo` must be between 1 and 30
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*
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* @example
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* // Round 10 July 2014 12:12:34 to nearest minute:
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* var result = roundToNearestMinutes(new Date(2014, 6, 10, 12, 12, 34))
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* //=> Thu Jul 10 2014 12:13:00
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*
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* @example
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* // Round 10 July 2014 12:07:30 to nearest quarter hour:
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* var result = roundToNearestMinutes(new Date(2014, 6, 10, 12, 12, 34), { nearestTo: 15 })
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* // rounds up because given date is exactly between 12:00:00 and 12:15:00
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* //=> Thu Jul 10 2014 12:15:00
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*/
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function roundToNearestMinutes(dirtyDate, options) {
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if (arguments.length < 1) {
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throw new TypeError('1 argument required, but only none provided present');
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}
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var nearestTo = options && 'nearestTo' in options ? (0, _index2.default)(options.nearestTo) : 1;
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if (nearestTo < 1 || nearestTo > 30) {
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throw new RangeError('`options.nearestTo` must be between 1 and 30');
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}
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var date = (0, _index.default)(dirtyDate);
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var seconds = date.getSeconds(); // relevant if nearestTo is 1, which is the default case
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var minutes = date.getMinutes() + seconds / 60;
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var roundedMinutes = Math.floor(minutes / nearestTo) * nearestTo;
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var remainderMinutes = minutes % nearestTo;
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var addedMinutes = Math.round(remainderMinutes / nearestTo) * nearestTo;
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return new Date(date.getFullYear(), date.getMonth(), date.getDate(), date.getHours(), roundedMinutes + addedMinutes);
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}
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module.exports = exports.default;
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