gistfile1.txt

import 'dart:async';
import 'package:rxdart/rxdart.dart';

class DateService { 
  static DateTime now = DateTime.now();
  static DateTime today = DateTime(now.year, now.month, now.day, 0, 0, 0, 0).toUtc();
  BehaviorSubject<DateTime> dateSubject = BehaviorSubject<DateTime>.seeded(today);

  Stream<DateTime> get currentDate => dateSubject;

  void broadcastDate(DateTime date) {
    dateSubject.add(date);
  }
}