Махаев Семён #35

Original file line number	Diff line number	Diff line change
Expand Up		@@ -15,15 +15,59 @@ exports.isStar = true;
		* @returns {Object}
		*/
		exports.getAppropriateMoment = function (schedule, duration, workingHours) {
	console.info(schedule, duration, workingHours);
	var timeZone = parseInt(workingHours.from.split('+')[1]);
	var convertedSchedule = convertIntervals(
	getCommonSchedule(schedule), timeZone);
	var convertedWorkingHours = convertIntervals(
	getIntervals(workingHours), timeZone);

		return {
	possibleIntervals: getPossibleIntervals(
	convertedWorkingHours, convertedSchedule),
	duration: duration,
	robberyTime: undefined,

	/**
	* Находит время, не раньше переданного
	* @param {Date} lower - Нижняя граница времени
	* @param {Date} upper - Верхняя граница времени
	* @returns {Date} Подходящее время
	*/
	findWithin: function (lower, upper) {
	var appropriateTimes = [];
	var robberyDuration = this.duration;
	this.possibleIntervals.forEach(function (interval) {
	if (lower > interval.from) {
	interval.from = lower;
	}
	if (upper < interval.to) {
	interval.to = upper;
	}
	if (interval.to > interval.from &&
	new Date(interval.to - interval.from) >=
	new Date(1000 * 60 * robberyDuration)) {
	appropriateTimes.push(interval.from);
	}
	});
	appropriateTimes.sort();

	return appropriateTimes[0];
	},

		/**
		* Найдено ли время
		* @returns {Boolean}
		*/
		exists: function () {
	var appropriateTime = this.findWithin(
	new Date(2016, 9, 24, 5),
	new Date(2016, 9, 26, 28, 59, 59));
	if (typeof appropriateTime !== 'undefined') {
	this.robberyTime = appropriateTime;

	return true;
	}

		return false;
		},

Expand All		@@ -35,7 +79,8 @@ exports.getAppropriateMoment = function (schedule, duration, workingHours) {
		* @returns {String}
		*/
		format: function (template) {
	return template;
	return typeof this.robberyTime === 'undefined' &&
	!this.exists() ? '' : formatTime(this.robberyTime, template);
		},

		/**
Expand All		@@ -44,7 +89,191 @@ exports.getAppropriateMoment = function (schedule, duration, workingHours) {
		* @returns {Boolean}
		*/
		tryLater: function () {
	if (typeof this.robberyTime === 'undefined') {
	this.exists();
	}
	if (typeof this.robberyTime === 'undefined' \|\|
	this.robberyTime < new Date(2016, 9, 24, 5) \|\|
	this.robberyTime > new Date(2016, 9, 26, 28, 59, 59)) {
	return false;
	}
	var border = new Date(Number(this.robberyTime) +
	Number(new Date(1000 * 60 * 30)));
	var newTime = this.findWithin(border,
	new Date(2016, 9, 26, 28, 59, 59));
	if (typeof newTime !== 'undefined') {
	this.robberyTime = newTime;

	return true;
	}

		return false;
		}
		};
		};

	/**
	* Удаляет пересечение доступных интервалов с недоступными
	* @param {Object} available - Доступные временные интервалы
	* @param {Object} unavailable - Недоступные временные интервалы
	* @returns {Object} Подходящие временные интервалы
	*/
	function getPossibleIntervals(available, unavailable) {
	var intervalsToCheck = removeIntersection(available, unavailable);
	var intervals = [];
	intervalsToCheck.forEach(function (interval) {
	if (interval.from <= interval.to) {
	intervals.push(interval);
	}
	});

	return intervals;
	}

	/**
	* @param {Object} available - Доступные временные интервалы
	* @param {Object} unavailable - Недоступные временные интервалы
	* @returns {Object} Набор подходящих интервалов
	*/
	function removeIntersection(available, unavailable) {
	var intervalsToCheck = [];
	while (available.length > 0) {
	var possible = available.pop();
	var newInterval = checkIntersection(possible, unavailable);
	if (typeof newInterval !== 'undefined') {
	available.push(newInterval);
	}
	intervalsToCheck.push(possible);
	}

	return intervalsToCheck;
	}

	/**
	* @param {Object} possible - Доступный временной интервал
	* @param {Object} unavailable - Набор недоступных интервалов
	* @returns {Object} - Новый интервал, образованный при разрыве предыдущего
	*/
	function checkIntersection(possible, unavailable) {
	var newInterval;
	unavailable.forEach(function (impossible) {
	if (possible.from <= impossible.from &&
	impossible.from <= possible.to &&
	possible.to <= impossible.to) {
	possible.to = impossible.from;
	}
	if (impossible.from <= possible.from &&
	possible.from <= impossible.to &&
	impossible.to <= possible.to) {
	possible.from = impossible.to;
	}
	if (impossible.from <= possible.from &&
	possible.from <= possible.to &&
	possible.to <= impossible.to) {
	possible.from = possible.to;
	}
	if (possible.from <= impossible.from &&
	impossible.to <= possible.to) {
	var tempPossibleTo = possible.to;
	possible.to = impossible.from;
	newInterval = {
	from: impossible.to,
	to: tempPossibleTo
	};
	}
	});

	return newInterval;
	}

	/**
	* @param {Object} workHours - Часы работы
	* @returns {Object} Временные интервалы в пределах задачи (ПН 00:00 - СР 23:59)
	*/
	function getIntervals(workHours) {
	var intervals = [];
	['ПН ', 'ВТ ', 'СР '].forEach(function (day) {
	intervals.push({
	from: day + workHours.from,
	to: day + workHours.to
	});
	});

	return intervals;
	}

	/**
	* @param {Object} gangSchedule - Расписание Банды
	* @returns {Object} Общее расписание (список из интервалов)
	*/
	function getCommonSchedule(gangSchedule) {
	var intervals = [];
	for (var gangster in gangSchedule) {
	if (typeof gangster !== 'undefined') {
	gangSchedule[gangster].forEach(function (interval) {
	intervals.push({
	from: interval.from,
	to: interval.to
	});
	});
	}
	}

	return intervals;
	}

	var DAYS = ['ВС', 'ПН', 'ВТ', 'СР'];

	/**
	* @param {Date} time - Время для форматирования
	* @param {String} template - Шаблон
	* @returns {String}
	*/
	function formatTime(time, template) {
	var components = [
	time.getHours().toString(),
	time.getMinutes().toString()
	];
	components.forEach(function (component, idx, arr) {
	if (component.length === 1) {
	arr[idx] = '0' + component;
	}
	});
	if (components[0] === '24') {
	components[0] = '00';
	}

	return template.replace('%HH', components[0])
	.replace('%MM', components[1])
	.replace('%DD', DAYS[time.getDay()]);
	}

	/**
	* @param {Object} intervals - Временные интервалы в строках
	* @param {Number} timeZone - Часовой пояс банка
	* @returns {Object} Временные интервалы в Date
	*/
	function convertIntervals(intervals, timeZone) {
	intervals.forEach(function (interval) {
	interval.from = convertTime(interval.from, timeZone);
	interval.to = convertTime(interval.to, timeZone);
	});

	return intervals;
	}

	var DAY_TO_DATE = { 'ВС': 23, 'ПН': 24, 'ВТ': 25, 'СР': 26,
	'ЧТ': 27, 'ПТ': 28, 'СББ': 29 };

	/**
	* @param {String} time - Строковое время
	* @param {Number} timeZone - Часовой пояс банка
	* @returns {Date} Время в формате Date
	*/
	function convertTime(time, timeZone) {
	var dateParts = time.split(/[ :+]/);
	var hour = parseInt(dateParts[1]) + timeZone - parseInt(dateParts[3]);
	var minutes = parseInt(dateParts[2]);

	return new Date(2016, 9, DAY_TO_DATE[dateParts[0]], hour, minutes);
	}

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