Began basic login screen feature (mvp architecture)

1 files changed, 19 insertions, 0 deletions

diff --git a/lib/screens/login/login_screen_presenter.dart b/lib/screens/login/login_screen_presenter.dart
new file mode 100644
index 0000000..fc5da4f
--- /dev/null
+++ b/lib/screens/login/login_screen_presenter.dart
@@ -0,0 +1,19 @@
+import 'package:beam_messenger/data/rest_ds.dart';
+import 'package:beam_messenger/models/user.dart';
+
+abstract class LoginScreenContract {
+  void onLoginSuccess(User user);
+  void onLoginError(String errorTxt);
+}
+
+class LoginScreenPresenter {
+  LoginScreenContract _view;
+  RestDatasource api = new RestDatasource();
+  LoginScreenPresenter(this._view);
+
+  doLogin(String email, String password) {
+    api.login(email, password).then((User user) {
+      _view.onLoginSuccess(user);
+    }).catchError((Exception error) => _view.onLoginError(error.toString()));
+  }
+}