Redux (wip)

lib/models/fireMapState.dart

@@ -0,0 +1,27 @@
+import 'package:meta/meta.dart';
+
+enum FireMapOperation { view, subscriptionConfirm, unsubscribe }
+
+@immutable
+class FireMapState {
+  final FireMapOperation currentOperation;
+
+  const FireMapState.initial(): this.currentOperation = FireMapOperation.view;
+
+  FireMapState({this.currentOperation: FireMapOperation.view});
+
+  @override
+  bool operator ==(Object other) =>
+    identical(this, other) ||
+      other is FireMapState &&
+        runtimeType == other.runtimeType &&
+        currentOperation == other.currentOperation;
+
+  @override
+  int get hashCode => currentOperation.hashCode;
+
+  FireMapState copyWith({FireMapOperation currentOperation}) {
+    return new FireMapState(
+        currentOperation: currentOperation ?? this.currentOperation);
+  }
+}