Add a MutableLiveData to RemoteWipeSetupState

briar-android/src/main/java/org/briarproject/briar/android/remotewipe/RemoteWipeSetupActivity.java

@@ -31,7 +31,7 @@ public class RemoteWipeSetupActivity extends BriarActivity implements
 		viewModel = new ViewModelProvider(this, viewModelFactory)
 				.get(RemoteWipeSetupViewModel.class);
 
-//		viewModel.getState().observeEvent(this, this::onStateChanged);
+		viewModel.getState().observe(this, this::onStateChanged);
 	}
 
 	@Override
@@ -43,6 +43,7 @@ public class RemoteWipeSetupActivity extends BriarActivity implements
         } else {
 	        showInitialFragment(WiperSelectorFragment.newInstance());
         }
+
 	}
 
 	@Override
@@ -57,4 +58,15 @@ public class RemoteWipeSetupActivity extends BriarActivity implements
 		}
 	}
 
+	private void onStateChanged(RemoteWipeSetupState state) {
+		if (state.equals(RemoteWipeSetupState.SUCCESS)) {
+			Toast.makeText(this,
+					"Success",
+					Toast.LENGTH_SHORT).show();
+		} else if (state.equals(RemoteWipeSetupState.FAILED)) {
+			Toast.makeText(this,
+					"Failed",
+					Toast.LENGTH_SHORT).show();
+		}
+	}
 }

briar-android/src/main/java/org/briarproject/briar/android/remotewipe/RemoteWipeSetupState.java

@@ -0,0 +1,6 @@
+package org.briarproject.briar.android.remotewipe;
+
+public enum RemoteWipeSetupState {
+	FAILED,
+	SUCCESS
+}

briar-android/src/main/java/org/briarproject/briar/android/remotewipe/RemoteWipeSetupViewModel.java

@@ -16,10 +16,12 @@ import javax.inject.Inject;
 
 import androidx.annotation.NonNull;
 import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.MutableLiveData;
 
 public class RemoteWipeSetupViewModel extends AndroidViewModel {
 	private final RemoteWipeManager remoteWipeManager;
 	private final DatabaseComponent db;
+	private final MutableLiveData<RemoteWipeSetupState> state = new MutableLiveData<>();
 
 	@Inject
 	RemoteWipeSetupViewModel(
@@ -44,7 +46,12 @@ public class RemoteWipeSetupViewModel extends AndroidViewModel {
 			throws DbException, FormatException {
 		db.transaction(false, txn -> {
 			remoteWipeManager.setup(txn, (List<ContactId>) wipers);
+			state.postValue(RemoteWipeSetupState.SUCCESS);
 		});
 	}
+
+	public MutableLiveData<RemoteWipeSetupState> getState() {
+		return state;
+	}
 }