import("system.translate");
import("system.datetime");
/**
* provides methods for interactions with dates
*/
function DateUtils(){
var that = this;
/**
* Validates two date inputs (beginning should always be before the end!)
*
* @param pStart {Number}
* @param pEnd {Number}
*
* @result {Boolean|null} Boolean if it was able to check smth or null if the input values were not valid
*/
this.validateBeginnBeforeEnd = function(pStart, pEnd) {
if (pStart == "" || pStart == null || pEnd == "" || pEnd == null) return null;
return pStart <= pEnd;
}
this.getValidationFailString = function(){
return translate.text("The expiry date must be after the start date!");
}
/**
* Delivers the current date at midnight in UTC
*
* @result {Number}
*/
this.getTodayUTC = function(){
return datetime.today("UTC");
}
/**
* Delivers the passed date incremented by passed years
*
* @param pDate {Number}
* @param pYears {Number}
*
* @result {Number} date incremented by years
*/
this.getDateIncrementedByYears = function(pDate, pYears){
var dateObj = new Date(pDate);
return dateObj.setFullYear(dateObj.getFullYear() + pYears);
}
}