devextreme/ui/scheduler/utils.js

HTML5 JavaScript Component Suite for Responsive Web Development

/**
 * DevExtreme (ui/scheduler/utils.js)
 * Version: 19.2.6
 * Build date: Thu Jan 30 2020
 *
 * Copyright (c) 2012 - 2020 Developer Express Inc. ALL RIGHTS RESERVED
 * Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
 */

"use strict";
var _date = require("../../core/utils/date");
var _date2 = _interopRequireDefault(_date);

function _interopRequireDefault(obj) {
    return obj && obj.__esModule ? obj : {
        "default": obj
    }
}
var toMs = _date2.default.dateToMilliseconds;
var getTimezoneOffsetChangeInMinutes = function(startDate, endDate, updatedStartDate, updatedEndDate) {
    return new Date(endDate).getTimezoneOffset() - new Date(startDate).getTimezoneOffset() + new Date(updatedStartDate).getTimezoneOffset() - new Date(updatedEndDate).getTimezoneOffset()
};
var getTimezoneOffsetChangeInMs = function(startDate, endDate, updatedStartDate, updatedEndDate) {
    return getTimezoneOffsetChangeInMinutes(startDate, endDate, updatedStartDate, updatedEndDate) * toMs("minute")
};
var utils = {
    getTimezoneOffsetChangeInMinutes: getTimezoneOffsetChangeInMinutes,
    getTimezoneOffsetChangeInMs: getTimezoneOffsetChangeInMs
};
module.exports = utils;