Initial commit

lib/memo.dart

@@ -0,0 +1,41 @@
+import 'dart:math';
+
+import 'package:meta/meta.dart';
+
+/// A simple memo.
+/// 
+/// This is the model to represent Memor's reminders.
+class Memo {
+  /// An unique ID for the memo.
+  /// 
+  /// This will be used for scheduling the notification. It will be generated,
+  /// if set to null.
+  final int id;
+
+  /// The actual memo set by the user.
+  final String text;
+
+  /// The date and time for the scheduled notification.
+  final DateTime scheduled;
+
+  static final _random = Random();
+  static int _generateId() => _random.nextInt(0xFFFFFFF);
+
+  Memo({
+    int id,
+    @required this.text,
+    @required this.scheduled,
+  }) : id = id ?? _generateId();
+
+  factory Memo.fromJson(Map<String, dynamic> json) => Memo(
+        id: json['id'],
+        text: json['text'],
+        scheduled: DateTime.parse(json['scheduled']),
+      );
+
+  Map<String, dynamic> toJson() => {
+        'id': id,
+        'text': text,
+        'scheduled': scheduled.toIso8601String(),
+      };
+}