Project structure change in progress

lib/entities/date_time/date_time_entity.class.dart

@@ -0,0 +1,42 @@
+part of '../../main.dart';
+
+class DateTimeEntity extends Entity {
+  DateTimeEntity(Map rawData, String webHost) : super(rawData, webHost);
+
+  bool get hasDate => attributes["has_date"] ?? false;
+  bool get hasTime => attributes["has_time"] ?? false;
+  int get year => attributes["year"] ?? 1970;
+  int get month => attributes["month"] ?? 1;
+  int get day => attributes["day"] ?? 1;
+  int get hour => attributes["hour"] ?? 0;
+  int get minute => attributes["minute"] ?? 0;
+  int get second => attributes["second"] ?? 0;
+  String get formattedState => _getFormattedState();
+  DateTime get dateTimeState => _getDateTimeState();
+
+  @override
+  Widget _buildStatePart(BuildContext context) {
+    return DateTimeStateWidget();
+  }
+
+  DateTime _getDateTimeState() {
+    return DateTime(
+        this.year, this.month, this.day, this.hour, this.minute, this.second);
+  }
+
+  String _getFormattedState() {
+    String formattedState = "";
+    if (this.hasDate) {
+      formattedState += formatDate(dateTimeState, [M, ' ', d, ', ', yyyy]);
+    }
+    if (this.hasTime) {
+      formattedState += " " + formatDate(dateTimeState, [HH, ':', nn]);
+    }
+    return formattedState;
+  }
+
+  void setNewState(newValue) {
+    eventBus
+        .fire(new ServiceCallEvent(domain, "set_datetime", entityId, newValue));
+  }
+}