ConversationsActivity.java

  1/*
  2 * Copyright (c) 2018, Daniel Gultsch All rights reserved.
  3 *
  4 * Redistribution and use in source and binary forms, with or without modification,
  5 * are permitted provided that the following conditions are met:
  6 *
  7 * 1. Redistributions of source code must retain the above copyright notice, this
  8 * list of conditions and the following disclaimer.
  9 *
 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
 11 * this list of conditions and the following disclaimer in the documentation and/or
 12 * other materials provided with the distribution.
 13 *
 14 * 3. Neither the name of the copyright holder nor the names of its contributors
 15 * may be used to endorse or promote products derived from this software without
 16 * specific prior written permission.
 17 *
 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 25 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 28 */
 29
 30package eu.siacs.conversations.ui;
 31
 32
 33import static eu.siacs.conversations.ui.ConversationFragment.REQUEST_DECRYPT_PGP;
 34
 35import android.annotation.SuppressLint;
 36import android.app.Activity;
 37import android.app.Fragment;
 38import android.app.FragmentManager;
 39import android.app.FragmentTransaction;
 40import android.content.ActivityNotFoundException;
 41import android.content.Context;
 42import android.content.Intent;
 43import android.content.pm.PackageManager;
 44import android.net.Uri;
 45import android.os.Bundle;
 46import android.provider.Settings;
 47import android.util.Log;
 48import android.view.KeyEvent;
 49import android.view.Menu;
 50import android.view.MenuItem;
 51import android.widget.Toast;
 52
 53import androidx.annotation.IdRes;
 54import androidx.annotation.NonNull;
 55import androidx.appcompat.app.ActionBar;
 56import androidx.appcompat.app.AlertDialog;
 57import androidx.databinding.DataBindingUtil;
 58
 59import org.openintents.openpgp.util.OpenPgpApi;
 60
 61import java.util.Arrays;
 62import java.util.List;
 63import java.util.concurrent.atomic.AtomicBoolean;
 64
 65import eu.siacs.conversations.Config;
 66import eu.siacs.conversations.R;
 67import eu.siacs.conversations.crypto.OmemoSetting;
 68import eu.siacs.conversations.databinding.ActivityConversationsBinding;
 69import eu.siacs.conversations.entities.Account;
 70import eu.siacs.conversations.entities.Contact;
 71import eu.siacs.conversations.entities.Conversation;
 72import eu.siacs.conversations.entities.Conversational;
 73import eu.siacs.conversations.services.XmppConnectionService;
 74import eu.siacs.conversations.ui.interfaces.OnBackendConnected;
 75import eu.siacs.conversations.ui.interfaces.OnConversationArchived;
 76import eu.siacs.conversations.ui.interfaces.OnConversationRead;
 77import eu.siacs.conversations.ui.interfaces.OnConversationSelected;
 78import eu.siacs.conversations.ui.interfaces.OnConversationsListItemUpdated;
 79import eu.siacs.conversations.ui.util.ActionBarUtil;
 80import eu.siacs.conversations.ui.util.ActivityResult;
 81import eu.siacs.conversations.ui.util.ConversationMenuConfigurator;
 82import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
 83import eu.siacs.conversations.ui.util.PendingItem;
 84import eu.siacs.conversations.utils.EmojiWrapper;
 85import eu.siacs.conversations.utils.ExceptionHelper;
 86import eu.siacs.conversations.utils.SignupUtils;
 87import eu.siacs.conversations.utils.XmppUri;
 88import eu.siacs.conversations.xmpp.Jid;
 89import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 90
 91public class ConversationsActivity extends XmppActivity implements OnConversationSelected, OnConversationArchived, OnConversationsListItemUpdated, OnConversationRead, XmppConnectionService.OnAccountUpdate, XmppConnectionService.OnConversationUpdate, XmppConnectionService.OnRosterUpdate, OnUpdateBlocklist, XmppConnectionService.OnShowErrorToast, XmppConnectionService.OnAffiliationChanged {
 92
 93    public static final String ACTION_VIEW_CONVERSATION = "eu.siacs.conversations.action.VIEW";
 94    public static final String EXTRA_CONVERSATION = "conversationUuid";
 95    public static final String EXTRA_DOWNLOAD_UUID = "eu.siacs.conversations.download_uuid";
 96    public static final String EXTRA_AS_QUOTE = "eu.siacs.conversations.as_quote";
 97    public static final String EXTRA_NICK = "nick";
 98    public static final String EXTRA_IS_PRIVATE_MESSAGE = "pm";
 99    public static final String EXTRA_DO_NOT_APPEND = "do_not_append";
100    public static final String EXTRA_POST_INIT_ACTION = "post_init_action";
101    public static final String POST_ACTION_RECORD_VOICE = "record_voice";
102    public static final String EXTRA_TYPE = "type";
103
104    private static final List<String> VIEW_AND_SHARE_ACTIONS = Arrays.asList(
105            ACTION_VIEW_CONVERSATION,
106            Intent.ACTION_SEND,
107            Intent.ACTION_SEND_MULTIPLE
108    );
109
110    public static final int REQUEST_OPEN_MESSAGE = 0x9876;
111    public static final int REQUEST_PLAY_PAUSE = 0x5432;
112
113
114    //secondary fragment (when holding the conversation, must be initialized before refreshing the overview fragment
115    private static final @IdRes
116    int[] FRAGMENT_ID_NOTIFICATION_ORDER = {R.id.secondary_fragment, R.id.main_fragment};
117    private final PendingItem<Intent> pendingViewIntent = new PendingItem<>();
118    private final PendingItem<ActivityResult> postponedActivityResult = new PendingItem<>();
119    private ActivityConversationsBinding binding;
120    private boolean mActivityPaused = true;
121    private final AtomicBoolean mRedirectInProcess = new AtomicBoolean(false);
122
123    private static boolean isViewOrShareIntent(Intent i) {
124        Log.d(Config.LOGTAG, "action: " + (i == null ? null : i.getAction()));
125        return i != null && VIEW_AND_SHARE_ACTIONS.contains(i.getAction()) && i.hasExtra(EXTRA_CONVERSATION);
126    }
127
128    private static Intent createLauncherIntent(Context context) {
129        final Intent intent = new Intent(context, ConversationsActivity.class);
130        intent.setAction(Intent.ACTION_MAIN);
131        intent.addCategory(Intent.CATEGORY_LAUNCHER);
132        return intent;
133    }
134
135    @Override
136    protected void refreshUiReal() {
137        invalidateOptionsMenu();
138        for (@IdRes int id : FRAGMENT_ID_NOTIFICATION_ORDER) {
139            refreshFragment(id);
140        }
141    }
142
143    @Override
144    void onBackendConnected() {
145        if (performRedirectIfNecessary(true)) {
146            return;
147        }
148        xmppConnectionService.getNotificationService().setIsInForeground(true);
149        Intent intent = pendingViewIntent.pop();
150        if (intent != null) {
151            if (processViewIntent(intent)) {
152                if (binding.secondaryFragment != null) {
153                    notifyFragmentOfBackendConnected(R.id.main_fragment);
154                }
155                invalidateActionBarTitle();
156                return;
157            }
158        }
159        for (@IdRes int id : FRAGMENT_ID_NOTIFICATION_ORDER) {
160            notifyFragmentOfBackendConnected(id);
161        }
162
163        ActivityResult activityResult = postponedActivityResult.pop();
164        if (activityResult != null) {
165            handleActivityResult(activityResult);
166        }
167
168        invalidateActionBarTitle();
169        if (binding.secondaryFragment != null && ConversationFragment.getConversation(this) == null) {
170            Conversation conversation = ConversationsOverviewFragment.getSuggestion(this);
171            if (conversation != null) {
172                openConversation(conversation, null);
173            }
174        }
175        showDialogsIfMainIsOverview();
176    }
177
178    private boolean performRedirectIfNecessary(boolean noAnimation) {
179        return performRedirectIfNecessary(null, noAnimation);
180    }
181
182    private boolean performRedirectIfNecessary(final Conversation ignore, final boolean noAnimation) {
183        if (xmppConnectionService == null) {
184            return false;
185        }
186        boolean isConversationsListEmpty = xmppConnectionService.isConversationsListEmpty(ignore);
187        if (isConversationsListEmpty && mRedirectInProcess.compareAndSet(false, true)) {
188            final Intent intent = SignupUtils.getRedirectionIntent(this);
189            if (noAnimation) {
190                intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
191            }
192            runOnUiThread(() -> {
193                startActivity(intent);
194                if (noAnimation) {
195                    overridePendingTransition(0, 0);
196                }
197            });
198        }
199        return mRedirectInProcess.get();
200    }
201
202    private void showDialogsIfMainIsOverview() {
203        if (xmppConnectionService == null) {
204            return;
205        }
206        final Fragment fragment = getFragmentManager().findFragmentById(R.id.main_fragment);
207        if (fragment instanceof ConversationsOverviewFragment) {
208            if (ExceptionHelper.checkForCrash(this)) {
209                return;
210            }
211            openBatteryOptimizationDialogIfNeeded();
212        }
213    }
214
215    private String getBatteryOptimizationPreferenceKey() {
216        @SuppressLint("HardwareIds") String device = Settings.Secure.getString(getContentResolver(), Settings.Secure.ANDROID_ID);
217        return "show_battery_optimization" + (device == null ? "" : device);
218    }
219
220    private void setNeverAskForBatteryOptimizationsAgain() {
221        getPreferences().edit().putBoolean(getBatteryOptimizationPreferenceKey(), false).apply();
222    }
223
224    private void openBatteryOptimizationDialogIfNeeded() {
225        if (hasAccountWithoutPush()
226                && isOptimizingBattery()
227                && android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.M
228                && getPreferences().getBoolean(getBatteryOptimizationPreferenceKey(), true)) {
229            AlertDialog.Builder builder = new AlertDialog.Builder(this);
230            builder.setTitle(R.string.battery_optimizations_enabled);
231            builder.setMessage(getString(R.string.battery_optimizations_enabled_dialog, getString(R.string.app_name)));
232            builder.setPositiveButton(R.string.next, (dialog, which) -> {
233                Intent intent = new Intent(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
234                Uri uri = Uri.parse("package:" + getPackageName());
235                intent.setData(uri);
236                try {
237                    startActivityForResult(intent, REQUEST_BATTERY_OP);
238                } catch (ActivityNotFoundException e) {
239                    Toast.makeText(this, R.string.device_does_not_support_battery_op, Toast.LENGTH_SHORT).show();
240                }
241            });
242            builder.setOnDismissListener(dialog -> setNeverAskForBatteryOptimizationsAgain());
243            final AlertDialog dialog = builder.create();
244            dialog.setCanceledOnTouchOutside(false);
245            dialog.show();
246        }
247    }
248
249    private boolean hasAccountWithoutPush() {
250        for (Account account : xmppConnectionService.getAccounts()) {
251            if (account.getStatus() == Account.State.ONLINE && !xmppConnectionService.getPushManagementService().available(account)) {
252                return true;
253            }
254        }
255        return false;
256    }
257
258    private void notifyFragmentOfBackendConnected(@IdRes int id) {
259        final Fragment fragment = getFragmentManager().findFragmentById(id);
260        if (fragment instanceof OnBackendConnected) {
261            ((OnBackendConnected) fragment).onBackendConnected();
262        }
263    }
264
265    private void refreshFragment(@IdRes int id) {
266        final Fragment fragment = getFragmentManager().findFragmentById(id);
267        if (fragment instanceof XmppFragment) {
268            ((XmppFragment) fragment).refresh();
269        }
270    }
271
272    private boolean processViewIntent(Intent intent) {
273        final String uuid = intent.getStringExtra(EXTRA_CONVERSATION);
274        final Conversation conversation = uuid != null ? xmppConnectionService.findConversationByUuid(uuid) : null;
275        if (conversation == null) {
276            Log.d(Config.LOGTAG, "unable to view conversation with uuid:" + uuid);
277            return false;
278        }
279        openConversation(conversation, intent.getExtras());
280        return true;
281    }
282
283    @Override
284    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
285        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
286        UriHandlerActivity.onRequestPermissionResult(this, requestCode, grantResults);
287        if (grantResults.length > 0) {
288            if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
289                switch (requestCode) {
290                    case REQUEST_OPEN_MESSAGE:
291                        refreshUiReal();
292                        ConversationFragment.openPendingMessage(this);
293                        break;
294                    case REQUEST_PLAY_PAUSE:
295                        ConversationFragment.startStopPending(this);
296                        break;
297                }
298            }
299        }
300    }
301
302    @Override
303    public void onActivityResult(int requestCode, int resultCode, final Intent data) {
304        super.onActivityResult(requestCode, resultCode, data);
305        ActivityResult activityResult = ActivityResult.of(requestCode, resultCode, data);
306        if (xmppConnectionService != null) {
307            handleActivityResult(activityResult);
308        } else {
309            this.postponedActivityResult.push(activityResult);
310        }
311    }
312
313    private void handleActivityResult(ActivityResult activityResult) {
314        if (activityResult.resultCode == Activity.RESULT_OK) {
315            handlePositiveActivityResult(activityResult.requestCode, activityResult.data);
316        } else {
317            handleNegativeActivityResult(activityResult.requestCode);
318        }
319    }
320
321    private void handleNegativeActivityResult(int requestCode) {
322        Conversation conversation = ConversationFragment.getConversationReliable(this);
323        switch (requestCode) {
324            case REQUEST_DECRYPT_PGP:
325                if (conversation == null) {
326                    break;
327                }
328                conversation.getAccount().getPgpDecryptionService().giveUpCurrentDecryption();
329                break;
330            case REQUEST_BATTERY_OP:
331                setNeverAskForBatteryOptimizationsAgain();
332                break;
333        }
334    }
335
336    private void handlePositiveActivityResult(int requestCode, final Intent data) {
337        Conversation conversation = ConversationFragment.getConversationReliable(this);
338        if (conversation == null) {
339            Log.d(Config.LOGTAG, "conversation not found");
340            return;
341        }
342        switch (requestCode) {
343            case REQUEST_DECRYPT_PGP:
344                conversation.getAccount().getPgpDecryptionService().continueDecryption(data);
345                break;
346            case REQUEST_CHOOSE_PGP_ID:
347                long id = data.getLongExtra(OpenPgpApi.EXTRA_SIGN_KEY_ID, 0);
348                if (id != 0) {
349                    conversation.getAccount().setPgpSignId(id);
350                    announcePgp(conversation.getAccount(), null, null, onOpenPGPKeyPublished);
351                } else {
352                    choosePgpSignId(conversation.getAccount());
353                }
354                break;
355            case REQUEST_ANNOUNCE_PGP:
356                announcePgp(conversation.getAccount(), conversation, data, onOpenPGPKeyPublished);
357                break;
358        }
359    }
360
361    @Override
362    protected void onCreate(final Bundle savedInstanceState) {
363        super.onCreate(savedInstanceState);
364        ConversationMenuConfigurator.reloadFeatures(this);
365        OmemoSetting.load(this);
366        this.binding = DataBindingUtil.setContentView(this, R.layout.activity_conversations);
367        setSupportActionBar(binding.toolbar);
368        configureActionBar(getSupportActionBar());
369        this.getFragmentManager().addOnBackStackChangedListener(this::invalidateActionBarTitle);
370        this.getFragmentManager().addOnBackStackChangedListener(this::showDialogsIfMainIsOverview);
371        this.initializeFragments();
372        this.invalidateActionBarTitle();
373        final Intent intent;
374        if (savedInstanceState == null) {
375            intent = getIntent();
376        } else {
377            intent = savedInstanceState.getParcelable("intent");
378        }
379        if (isViewOrShareIntent(intent)) {
380            pendingViewIntent.push(intent);
381            setIntent(createLauncherIntent(this));
382        }
383    }
384
385    @Override
386    public boolean onCreateOptionsMenu(Menu menu) {
387        getMenuInflater().inflate(R.menu.activity_conversations, menu);
388        final MenuItem qrCodeScanMenuItem = menu.findItem(R.id.action_scan_qr_code);
389        if (qrCodeScanMenuItem != null) {
390            if (isCameraFeatureAvailable()) {
391                Fragment fragment = getFragmentManager().findFragmentById(R.id.main_fragment);
392                boolean visible = getResources().getBoolean(R.bool.show_qr_code_scan)
393                        && fragment instanceof ConversationsOverviewFragment;
394                qrCodeScanMenuItem.setVisible(visible);
395            } else {
396                qrCodeScanMenuItem.setVisible(false);
397            }
398        }
399        return super.onCreateOptionsMenu(menu);
400    }
401
402    @Override
403    public void onConversationSelected(Conversation conversation) {
404        clearPendingViewIntent();
405        if (ConversationFragment.getConversation(this) == conversation) {
406            Log.d(Config.LOGTAG, "ignore onConversationSelected() because conversation is already open");
407            return;
408        }
409        openConversation(conversation, null);
410    }
411
412    public void clearPendingViewIntent() {
413        if (pendingViewIntent.clear()) {
414            Log.e(Config.LOGTAG, "cleared pending view intent");
415        }
416    }
417
418    private void displayToast(final String msg) {
419        runOnUiThread(() -> Toast.makeText(ConversationsActivity.this, msg, Toast.LENGTH_SHORT).show());
420    }
421
422    @Override
423    public void onAffiliationChangedSuccessful(Jid jid) {
424
425    }
426
427    @Override
428    public void onAffiliationChangeFailed(Jid jid, int resId) {
429        displayToast(getString(resId, jid.asBareJid().toString()));
430    }
431
432    private void openConversation(Conversation conversation, Bundle extras) {
433        final FragmentManager fragmentManager = getFragmentManager();
434        executePendingTransactions(fragmentManager);
435        ConversationFragment conversationFragment = (ConversationFragment) fragmentManager.findFragmentById(R.id.secondary_fragment);
436        final boolean mainNeedsRefresh;
437        if (conversationFragment == null) {
438            mainNeedsRefresh = false;
439            final Fragment mainFragment = fragmentManager.findFragmentById(R.id.main_fragment);
440            if (mainFragment instanceof ConversationFragment) {
441                conversationFragment = (ConversationFragment) mainFragment;
442            } else {
443                conversationFragment = new ConversationFragment();
444                FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
445                fragmentTransaction.replace(R.id.main_fragment, conversationFragment);
446                fragmentTransaction.addToBackStack(null);
447                try {
448                    fragmentTransaction.commit();
449                } catch (IllegalStateException e) {
450                    Log.w(Config.LOGTAG, "sate loss while opening conversation", e);
451                    //allowing state loss is probably fine since view intents et all are already stored and a click can probably be 'ignored'
452                    return;
453                }
454            }
455        } else {
456            mainNeedsRefresh = true;
457        }
458        conversationFragment.reInit(conversation, extras == null ? new Bundle() : extras);
459        if (mainNeedsRefresh) {
460            refreshFragment(R.id.main_fragment);
461        } else {
462            invalidateActionBarTitle();
463        }
464    }
465
466    private static void executePendingTransactions(final FragmentManager fragmentManager) {
467        try {
468            fragmentManager.executePendingTransactions();
469        } catch (final Exception e) {
470            Log.e(Config.LOGTAG,"unable to execute pending fragment transactions");
471        }
472    }
473
474    public boolean onXmppUriClicked(Uri uri) {
475        XmppUri xmppUri = new XmppUri(uri);
476        if (xmppUri.isValidJid() && !xmppUri.hasFingerprints()) {
477            final Conversation conversation = xmppConnectionService.findUniqueConversationByJid(xmppUri);
478            if (conversation != null) {
479                openConversation(conversation, null);
480                return true;
481            }
482        }
483        return false;
484    }
485
486    @Override
487    public boolean onOptionsItemSelected(MenuItem item) {
488        if (MenuDoubleTabUtil.shouldIgnoreTap()) {
489            return false;
490        }
491        switch (item.getItemId()) {
492            case android.R.id.home:
493                FragmentManager fm = getFragmentManager();
494                if (fm.getBackStackEntryCount() > 0) {
495                    try {
496                        fm.popBackStack();
497                    } catch (IllegalStateException e) {
498                        Log.w(Config.LOGTAG, "Unable to pop back stack after pressing home button");
499                    }
500                    return true;
501                }
502                break;
503            case R.id.action_scan_qr_code:
504                UriHandlerActivity.scan(this);
505                return true;
506            case R.id.action_search_all_conversations:
507                startActivity(new Intent(this, SearchActivity.class));
508                return true;
509            case R.id.action_search_this_conversation:
510                final Conversation conversation = ConversationFragment.getConversation(this);
511                if (conversation == null) {
512                    return true;
513                }
514                final Intent intent = new Intent(this, SearchActivity.class);
515                intent.putExtra(SearchActivity.EXTRA_CONVERSATION_UUID, conversation.getUuid());
516                startActivity(intent);
517                return true;
518        }
519        return super.onOptionsItemSelected(item);
520    }
521
522    @Override
523    public boolean onKeyDown(final int keyCode, final KeyEvent keyEvent) {
524        if (keyCode == KeyEvent.KEYCODE_DPAD_UP && keyEvent.isCtrlPressed()) {
525            final ConversationFragment conversationFragment = ConversationFragment.get(this);
526            if (conversationFragment != null && conversationFragment.onArrowUpCtrlPressed()) {
527                return true;
528            }
529        }
530        return super.onKeyDown(keyCode, keyEvent);
531    }
532
533    @Override
534    public void onSaveInstanceState(final Bundle savedInstanceState) {
535        final Intent pendingIntent = pendingViewIntent.peek();
536        savedInstanceState.putParcelable("intent", pendingIntent != null ? pendingIntent : getIntent());
537        super.onSaveInstanceState(savedInstanceState);
538    }
539
540    @Override
541    protected void onStart() {
542        super.onStart();
543        final int theme = findTheme();
544        if (this.mTheme != theme) {
545            this.mSkipBackgroundBinding = true;
546            recreate();
547        } else {
548            this.mSkipBackgroundBinding = false;
549        }
550        mRedirectInProcess.set(false);
551    }
552
553    @Override
554    protected void onNewIntent(final Intent intent) {
555        super.onNewIntent(intent);
556        if (isViewOrShareIntent(intent)) {
557            if (xmppConnectionService != null) {
558                clearPendingViewIntent();
559                processViewIntent(intent);
560            } else {
561                pendingViewIntent.push(intent);
562            }
563        }
564        setIntent(createLauncherIntent(this));
565    }
566
567    @Override
568    public void onPause() {
569        this.mActivityPaused = true;
570        super.onPause();
571    }
572
573    @Override
574    public void onResume() {
575        super.onResume();
576        this.mActivityPaused = false;
577    }
578
579    private void initializeFragments() {
580        final FragmentManager fragmentManager = getFragmentManager();
581        FragmentTransaction transaction = fragmentManager.beginTransaction();
582        final Fragment mainFragment = fragmentManager.findFragmentById(R.id.main_fragment);
583        final Fragment secondaryFragment = fragmentManager.findFragmentById(R.id.secondary_fragment);
584        if (mainFragment != null) {
585            if (binding.secondaryFragment != null) {
586                if (mainFragment instanceof ConversationFragment) {
587                    getFragmentManager().popBackStack();
588                    transaction.remove(mainFragment);
589                    transaction.commit();
590                    fragmentManager.executePendingTransactions();
591                    transaction = fragmentManager.beginTransaction();
592                    transaction.replace(R.id.secondary_fragment, mainFragment);
593                    transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
594                    transaction.commit();
595                    return;
596                }
597            } else {
598                if (secondaryFragment instanceof ConversationFragment) {
599                    transaction.remove(secondaryFragment);
600                    transaction.commit();
601                    getFragmentManager().executePendingTransactions();
602                    transaction = fragmentManager.beginTransaction();
603                    transaction.replace(R.id.main_fragment, secondaryFragment);
604                    transaction.addToBackStack(null);
605                    transaction.commit();
606                    return;
607                }
608            }
609        } else {
610            transaction.replace(R.id.main_fragment, new ConversationsOverviewFragment());
611        }
612        if (binding.secondaryFragment != null && secondaryFragment == null) {
613            transaction.replace(R.id.secondary_fragment, new ConversationFragment());
614        }
615        transaction.commit();
616    }
617
618    private void invalidateActionBarTitle() {
619        final ActionBar actionBar = getSupportActionBar();
620        if (actionBar == null) {
621            return;
622        }
623        final FragmentManager fragmentManager = getFragmentManager();
624        final Fragment mainFragment = fragmentManager.findFragmentById(R.id.main_fragment);
625        if (mainFragment instanceof ConversationFragment) {
626            final Conversation conversation = ((ConversationFragment) mainFragment).getConversation();
627            if (conversation != null) {
628                actionBar.setTitle(EmojiWrapper.transform(conversation.getName()));
629                actionBar.setDisplayHomeAsUpEnabled(true);
630                ActionBarUtil.setActionBarOnClickListener(
631                        binding.toolbar,
632                        (v) -> openConversationDetails(conversation)
633                );
634                return;
635            }
636        }
637        actionBar.setTitle(R.string.app_name);
638        actionBar.setDisplayHomeAsUpEnabled(false);
639        ActionBarUtil.resetActionBarOnClickListeners(binding.toolbar);
640    }
641
642    private void openConversationDetails(final Conversation conversation) {
643        if (conversation.getMode() == Conversational.MODE_MULTI) {
644            ConferenceDetailsActivity.open(this, conversation);
645        } else {
646            final Contact contact = conversation.getContact();
647            if (contact.isSelf()) {
648                switchToAccount(conversation.getAccount());
649            } else {
650                switchToContactDetails(contact);
651            }
652        }
653    }
654
655    @Override
656    public void onConversationArchived(Conversation conversation) {
657        if (performRedirectIfNecessary(conversation, false)) {
658            return;
659        }
660        final FragmentManager fragmentManager = getFragmentManager();
661        final Fragment mainFragment = fragmentManager.findFragmentById(R.id.main_fragment);
662        if (mainFragment instanceof ConversationFragment) {
663            try {
664                fragmentManager.popBackStack();
665            } catch (final IllegalStateException e) {
666                Log.w(Config.LOGTAG, "state loss while popping back state after archiving conversation", e);
667                //this usually means activity is no longer active; meaning on the next open we will run through this again
668            }
669            return;
670        }
671        final Fragment secondaryFragment = fragmentManager.findFragmentById(R.id.secondary_fragment);
672        if (secondaryFragment instanceof ConversationFragment) {
673            if (((ConversationFragment) secondaryFragment).getConversation() == conversation) {
674                Conversation suggestion = ConversationsOverviewFragment.getSuggestion(this, conversation);
675                if (suggestion != null) {
676                    openConversation(suggestion, null);
677                }
678            }
679        }
680    }
681
682    @Override
683    public void onConversationsListItemUpdated() {
684        Fragment fragment = getFragmentManager().findFragmentById(R.id.main_fragment);
685        if (fragment instanceof ConversationsOverviewFragment) {
686            ((ConversationsOverviewFragment) fragment).refresh();
687        }
688    }
689
690    @Override
691    public void switchToConversation(Conversation conversation) {
692        Log.d(Config.LOGTAG, "override");
693        openConversation(conversation, null);
694    }
695
696    @Override
697    public void onConversationRead(Conversation conversation, String upToUuid) {
698        if (!mActivityPaused && pendingViewIntent.peek() == null) {
699            xmppConnectionService.sendReadMarker(conversation, upToUuid);
700        } else {
701            Log.d(Config.LOGTAG, "ignoring read callback. mActivityPaused=" + mActivityPaused);
702        }
703    }
704
705    @Override
706    public void onAccountUpdate() {
707        this.refreshUi();
708    }
709
710    @Override
711    public void onConversationUpdate() {
712        if (performRedirectIfNecessary(false)) {
713            return;
714        }
715        this.refreshUi();
716    }
717
718    @Override
719    public void onRosterUpdate() {
720        this.refreshUi();
721    }
722
723    @Override
724    public void OnUpdateBlocklist(OnUpdateBlocklist.Status status) {
725        this.refreshUi();
726    }
727
728    @Override
729    public void onShowErrorToast(int resId) {
730        runOnUiThread(() -> Toast.makeText(this, resId, Toast.LENGTH_SHORT).show());
731    }
732}