ethiopianToGregorianDateConvertor function

Implementation

ethiopianToGregorianDateConvertor(
    int day, ETC ethiopianCalender, bool forCalender) {
  /// this function will be called when we want to display
  /// gregorian calender with ethiopian calender
  /// it takes ethiopian calender and date as a param and returns gregorian calender
  EtDatetime ethiopianDateTime = EtDatetime(
      year: ethiopianCalender.year, month: ethiopianCalender.month, day: day);
  // Use UTC to avoid timezone-related off-by-one errors
  DateTime gregorianCalender =
      DateTime.fromMillisecondsSinceEpoch(ethiopianDateTime.moment, isUtc: true);
  String result = gregorianCalender
      .toString()
      .substring(0, gregorianCalender.toString().indexOf(' '));
  var gregorianConvertedDate = result.split('-');
  return forCalender
      ? gregorianConvertedDate[2].toString().replaceAll(RegExp(r'^0+(?=.)'), '')
      : result;
}