Some Improvements

lib/elems/todo.dart

@@ -1,10 +1,12 @@
 import 'package:flutter/material.dart';
 
 class Todo {
-  Todo({required this.title, required this.widget, required this.checked, required this.dueTime});
+  Todo({required this.title, required this.widget, required this.checked, required this.dueTime, required this.notifiedDay, required this.notifiedHour});
 
   String title;
   Widget widget;
   DateTime dueTime;
   bool checked;
+  bool notifiedHour;
+  bool notifiedDay;
 }