74 lines
2.6 KiB
Java
74 lines
2.6 KiB
Java
package org.mercury_im.messenger.android.ui.account.login;
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import android.app.Application;
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import androidx.annotation.NonNull;
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import androidx.lifecycle.AndroidViewModel;
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import org.jivesoftware.smack.SmackException;
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import org.jivesoftware.smack.XMPPException;
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import org.jivesoftware.smackx.ikey.IkeyManager;
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import org.jivesoftware.smackx.ox.element.SecretkeyElement;
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import org.jivesoftware.smackx.pubsub.PubSubException;
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import org.mercury_im.messenger.android.MercuryImApplication;
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import org.mercury_im.messenger.core.connection.MercuryConnection;
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import org.mercury_im.messenger.core.connection.MercuryConnectionManager;
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import org.mercury_im.messenger.core.crypto.ikey.IkeyInitializer;
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import org.mercury_im.messenger.core.util.Optional;
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import java.util.UUID;
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import javax.inject.Inject;
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import io.reactivex.Maybe;
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import io.reactivex.MaybeObserver;
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import io.reactivex.Single;
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public class IkeySetupViewModel extends AndroidViewModel {
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@Inject
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MercuryConnectionManager connectionManager;
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@Inject
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IkeyInitializer ikeyInitializer;
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IkeyManager ikeyManager;
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private SecretkeyElement secretkeyElement;
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public IkeySetupViewModel(@NonNull Application application) {
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super(application);
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MercuryImApplication.getApplication().getAppComponent().inject(this);
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}
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public void init(UUID accountId) {
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MercuryConnection connection = connectionManager.getConnection(accountId);
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ikeyManager = ikeyInitializer.initFor(connection);
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}
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public Single<Optional<SecretkeyElement>> fetchBackupElement() {
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return fetchMaybeBackupElement()
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.map(Optional::new)
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.toSingle(new Optional<>());
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}
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private Maybe<SecretkeyElement> fetchMaybeBackupElement() {
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return new Maybe<SecretkeyElement>() {
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@Override
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protected void subscribeActual(MaybeObserver<? super SecretkeyElement> observer) {
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try {
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secretkeyElement = ikeyManager.fetchSecretIdentityKey();
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if (secretkeyElement != null) {
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observer.onSuccess(secretkeyElement);
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} else {
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observer.onComplete();
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}
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} catch (PubSubException.NotALeafNodeException e) {
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observer.onComplete();
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} catch (InterruptedException | XMPPException.XMPPErrorException | SmackException.NotConnectedException | SmackException.NoResponseException e) {
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observer.onError(e);
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}
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}
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};
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}
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}
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