fetchTodayYesterdayData method Null safety

void fetchTodayYesterdayData()

어제 대비 오늘 날짜 데이

Implementation

void fetchTodayYesterdayData() {
  _fetchTodayYesterdayDataSub?.cancel();
  if (_isLoading == false) {
    _isLoading = true;
    if (forceRender != null) forceRender!();
  }

  _fetchTodayYesterdayDataSub = _fetchTodayYesterdayData().asStream().listen(
    (void _) async {
      _isLoading = false;
      if (forceRender != null) forceRender!();
    },
    cancelOnError: true,
  );
}