feat: new design

lib/utils/status.dart

@@ -0,0 +1,19 @@
+class Status {
+  static const String namespace = 'im.fluffychat.statuses';
+  final String senderId;
+  final String message;
+  final DateTime dateTime;
+
+  Status(this.senderId, this.message, this.dateTime);
+
+  Status.fromJson(Map<String, dynamic> json)
+      : senderId = json['sender_id'],
+        message = json['message'],
+        dateTime = DateTime.fromMillisecondsSinceEpoch(json['date_time']);
+
+  Map<String, dynamic> toJson() => <String, dynamic>{
+        'sender_id': senderId,
+        'message': message,
+        'date_time': dateTime.millisecondsSinceEpoch,
+      };
+}