Added Android code

[wl-app.git] / Android / app / src / main / java / com / moiseum / wolnelektury / view / login / LoginPresenter.java

diff --git a/Android/app/src/main/java/com/moiseum/wolnelektury/view/login/LoginPresenter.java b/Android/app/src/main/java/com/moiseum/wolnelektury/view/login/LoginPresenter.java
new file mode 100644 (file)
index 0000000..c0ecd41
--- /dev/null
+++ b/Android/app/src/main/java/com/moiseum/wolnelektury/view/login/LoginPresenter.java
@@ -0,0 +1,70 @@
+package com.moiseum.wolnelektury.view.login;
+
+import android.net.Uri;
+import android.util.Log;
+
+import com.moiseum.wolnelektury.R;
+import com.moiseum.wolnelektury.base.WLApplication;
+import com.moiseum.wolnelektury.base.mvp.Presenter;
+import com.moiseum.wolnelektury.connection.RestClient;
+import com.moiseum.wolnelektury.connection.RestClientCallback;
+import com.moiseum.wolnelektury.connection.models.OAuthTokenModel;
+import com.moiseum.wolnelektury.connection.services.UserService;
+import com.moiseum.wolnelektury.utils.SharedPreferencesUtils;
+
+import retrofit2.Call;
+
+/**
+ * Created by Piotr Ostrowski on 12.09.2018.
+ */
+public class LoginPresenter extends Presenter<LoginView> {
+
+       private static final String TAG = LoginPresenter.class.getSimpleName();
+
+       private RestClient client = WLApplication.getInstance().getRestClient();
+       private SharedPreferencesUtils preferences = WLApplication.getInstance().getPreferences();
+       private Call currentCall;
+
+       LoginPresenter(LoginView view) {
+               super(view);
+       }
+
+       @Override
+       public void onDestroy() {
+               super.onDestroy();
+               if (currentCall != null) {
+                       currentCall.cancel();
+               }
+       }
+
+       protected void onLoginClicked() {
+               getView().setProgressDialogVisibility(true);
+               currentCall = client.call(new RestClientCallback<OAuthTokenModel, UserService>() {
+
+                       @Override
+                       public void onSuccess(OAuthTokenModel data) {
+                               preferences.setTemporaryLoginToken(data.getToken());
+                               String authUrl = String.format(RestClient.WEB_OAUTH_AUTHORIZATION_URL, data.getToken());
+                               getView().setProgressDialogVisibility(false);
+                               getView().showCustomTabsAuthentication(Uri.parse(authUrl));
+                       }
+
+                       @Override
+                       public void onFailure(Exception e) {
+                               Log.e(TAG, "Failed to obtain request token.", e);
+                               getView().setProgressDialogVisibility(false);
+                               getView().showToastMessage(R.string.login_request_token_failed);
+                       }
+
+                       @Override
+                       public void onCancel() {
+                               getView().setProgressDialogVisibility(false);
+                       }
+
+                       @Override
+                       public Call<OAuthTokenModel> execute(UserService service) {
+                               return service.requestToken();
+                       }
+               }, UserService.class);
+       }
+}