changeCurSelect method

void changeCurSelect(DateTime select)

날짜 선택 함수

Implementation

void changeCurSelect(DateTime select) {
  if (isPeriodSelect) {
    // 첫선택
    if (_tempSelect.isEmpty) {
      _tempSelect.value = [select];
    } else {
      // 이미 기간선택이 되어있는 경우
      if (_tempSelect.length >= 2) {
        _tempSelect.value = [select];
      } else {
        if (_tempSelect[0].isSameDate(select)) {
          _tempSelect.value = [];
        } else {
          DateTime startDate = _tempSelect[0];
          _tempSelect.value = [];
          // 처음 선택된 날짜와 비교
          var diffDay = select.difference(startDate).inDays;
          for (int i = 0; i <= diffDay.abs(); i++) {
            var periodDate = DateTime(
              startDate.year,
              startDate.month,
              diffDay.isNegative
                  ? startDate.day + diffDay + i
                  : startDate.day + diffDay - i,
            );
            _tempSelect.add(periodDate);
          }
        }
      }
    }
  } else {
    _tempSelect.value = [select];
  }
  // 날짜 정렬
  _tempSelect.sort((a, b) {
    return a.compareTo(b);
  });
  curSelect.value = _tempSelect;
  onChanged!(_tempSelect);
}