wix-style-react/dist/es/src/Calendar/utils.js

wix-style-react

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

import addMonths from 'date-fns/add_months';
import startOfMonth from 'date-fns/start_of_month';
import endOfMonth from 'date-fns/end_of_month';
import endOfDay from 'date-fns/end_of_day';
import isWithinRange from 'date-fns/is_within_range';
import isAfter from 'date-fns/is_after';
import isBefore from 'date-fns/is_before';
import differenceInCalendarDays from 'date-fns/difference_in_calendar_days';

/**
 * Date utils for a multi-month calendar view.
 */
export var CalendarView = function () {
  /**
   * @param {*} firstMonthDate a date that represents the first displayed month in the calendar view. (Does not have to be the 1st of that month)
   * @param {*} numOfMonths number of months that are displayed in the view
   */
  function CalendarView(firstMonthDate, numOfMonths) {
    _classCallCheck(this, CalendarView);

    this.startDate = startOfMonth(firstMonthDate);
    this.endDate = endOfDay(endOfMonth(addMonths(this.startDate, numOfMonths - 1)));
  }

  /**
   * Is the given date contained in the calendar view
   *
   * @param {*} date
   * @returns
   * @memberof CalendarView
   */


  _createClass(CalendarView, [{
    key: 'isContained',
    value: function isContained(date) {
      return isWithinRange(date, this.startDate, this.endDate);
    }
  }, {
    key: 'isRangeFits',
    value: function isRangeFits(from, to) {
      return differenceInCalendarDays(to, from) <= differenceInCalendarDays(this.endDate, this.startDate);
    }

    /**
     * Is the given date after the view's end date
     */

  }, {
    key: 'isAfterView',
    value: function isAfterView(date) {
      return isAfter(date, this.endDate);
    }

    /**
     * Is the given date before the view's start date
     */

  }, {
    key: 'isBeforeView',
    value: function isBeforeView(date) {
      return isBefore(date, this.startDate);
    }
  }]);

  return CalendarView;
}();