fedilab-Android-App/app/src/main/java/app/fedilab/android/mastodon/viewmodel/mastodon/NotificationsVM.java

435 lines
22 KiB
Java

package app.fedilab.android.mastodon.viewmodel.mastodon;
/* Copyright 2021 Thomas Schneider
*
* This file is a part of Fedilab
*
* This program is free software; you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software Foundation; either version 3 of the
* License, or (at your option) any later version.
*
* Fedilab is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*
* You should have received a copy of the GNU General Public License along with Fedilab; if not,
* see <http://www.gnu.org/licenses>. */
import android.app.Application;
import android.os.Handler;
import android.os.Looper;
import androidx.annotation.NonNull;
import androidx.lifecycle.AndroidViewModel;
import androidx.lifecycle.LiveData;
import androidx.lifecycle.MutableLiveData;
import java.net.IDN;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import app.fedilab.android.mastodon.client.endpoints.MastodonNotificationsService;
import app.fedilab.android.mastodon.client.entities.api.Notification;
import app.fedilab.android.mastodon.client.entities.api.Notifications;
import app.fedilab.android.mastodon.client.entities.api.Pagination;
import app.fedilab.android.mastodon.client.entities.api.PushSubscription;
import app.fedilab.android.mastodon.client.entities.app.StatusCache;
import app.fedilab.android.mastodon.client.entities.app.Timeline;
import app.fedilab.android.mastodon.exception.DBException;
import app.fedilab.android.mastodon.helper.Helper;
import app.fedilab.android.mastodon.helper.MastodonHelper;
import app.fedilab.android.mastodon.helper.TimelineHelper;
import app.fedilab.android.mastodon.ui.fragment.timeline.FragmentMastodonTimeline;
import okhttp3.OkHttpClient;
import retrofit2.Call;
import retrofit2.Response;
import retrofit2.Retrofit;
import retrofit2.converter.gson.GsonConverterFactory;
public class NotificationsVM extends AndroidViewModel {
final OkHttpClient okHttpClient = Helper.myOkHttpClient(getApplication().getApplicationContext());
private MutableLiveData<Notifications> notificationsMutableLiveData;
private MutableLiveData<Notification> notificationMutableLiveData;
private MutableLiveData<Void> voidMutableLiveData;
private MutableLiveData<PushSubscription> pushSubscriptionMutableLiveData;
public NotificationsVM(@NonNull Application application) {
super(application);
}
private static void sortDesc(List<Notification> notificationList) {
Collections.sort(notificationList, (obj1, obj2) -> obj2.id.compareToIgnoreCase(obj1.id));
}
private static void addFetchMoreNotifications(List<Notification> notificationList, List<Notification> timelineNotifications, TimelinesVM.TimelineParams timelineParams) throws DBException {
if (notificationList != null && notificationList.size() > 0 && timelineNotifications != null && timelineNotifications.size() > 0) {
sortDesc(notificationList);
if (timelineParams.direction == FragmentMastodonTimeline.DIRECTION.REFRESH || timelineParams.direction == FragmentMastodonTimeline.DIRECTION.SCROLL_TOP || timelineParams.direction == FragmentMastodonTimeline.DIRECTION.FETCH_NEW) {
//When refreshing/scrolling to TOP, if last statuses fetched has a greater id from newest in cache, there is potential hole
if (!timelineNotifications.contains(notificationList.get(notificationList.size() - 1))) {
notificationList.get(notificationList.size() - 1).isFetchMore = true;
notificationList.get(notificationList.size() - 1).positionFetchMore = Notification.PositionFetchMore.TOP;
}
} else if (timelineParams.direction == FragmentMastodonTimeline.DIRECTION.TOP && timelineParams.fetchingMissing) {
if (!timelineNotifications.contains(notificationList.get(0))) {
notificationList.get(0).isFetchMore = true;
notificationList.get(0).positionFetchMore = Notification.PositionFetchMore.BOTTOM;
}
} else if (timelineParams.direction == FragmentMastodonTimeline.DIRECTION.BOTTOM && timelineParams.fetchingMissing) {
if (!timelineNotifications.contains(notificationList.get(notificationList.size() - 1))) {
notificationList.get(notificationList.size() - 1).isFetchMore = true;
notificationList.get(notificationList.size() - 1).positionFetchMore = Notification.PositionFetchMore.TOP;
}
}
}
}
private MastodonNotificationsService init(String instance) {
Retrofit retrofit = new Retrofit.Builder()
.baseUrl("https://" + (instance != null ? IDN.toASCII(instance, IDN.ALLOW_UNASSIGNED) : null) + "/api/v1/")
.addConverterFactory(GsonConverterFactory.create(Helper.getDateBuilder()))
.client(okHttpClient)
.build();
return retrofit.create(MastodonNotificationsService.class);
}
/**
* Get notifications for the authenticated account
*
* @return {@link LiveData} containing a {@link Notifications}
*/
public LiveData<Notifications> getNotifications(List<Notification> notificationList, TimelinesVM.TimelineParams timelineParams) {
notificationsMutableLiveData = new MutableLiveData<>();
MastodonNotificationsService mastodonNotificationsService = init(timelineParams.instance);
new Thread(() -> {
Notifications notifications = new Notifications();
Call<List<Notification>> notificationsCall = mastodonNotificationsService.getNotifications(timelineParams.token, timelineParams.excludeType, null, timelineParams.maxId, timelineParams.sinceId, timelineParams.minId, timelineParams.limit);
if (notificationsCall != null) {
try {
Response<List<Notification>> notificationsResponse = notificationsCall.execute();
if (notificationsResponse.isSuccessful()) {
List<Notification> notFiltered = notificationsResponse.body();
notifications.notifications = TimelineHelper.filterNotification(getApplication().getApplicationContext(), notFiltered);
notifications.pagination = MastodonHelper.getPagination(notificationsResponse.headers());
if (notifications.notifications != null && notifications.notifications.size() > 0) {
addFetchMoreNotifications(notifications.notifications, notificationList, timelineParams);
if (notFiltered != null && notFiltered.size() > 0) {
for (Notification notification : notFiltered) {
StatusCache statusCacheDAO = new StatusCache(getApplication().getApplicationContext());
StatusCache statusCache = new StatusCache();
statusCache.instance = timelineParams.instance;
statusCache.user_id = timelineParams.userId;
statusCache.notification = notification;
statusCache.slug = notification.type;
statusCache.type = Timeline.TimeLineEnum.NOTIFICATION;
statusCache.status_id = notification.id;
try {
statusCacheDAO.insertOrUpdate(statusCache, notification.type);
} catch (DBException e) {
e.printStackTrace();
}
}
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
Handler mainHandler = new Handler(Looper.getMainLooper());
Runnable myRunnable = () -> notificationsMutableLiveData.setValue(notifications);
mainHandler.post(myRunnable);
}).start();
return notificationsMutableLiveData;
}
public LiveData<Notifications> getNotificationCache(List<Notification> timelineNotification, TimelinesVM.TimelineParams timelineParams) {
notificationsMutableLiveData = new MutableLiveData<>();
new Thread(() -> {
StatusCache statusCacheDAO = new StatusCache(getApplication().getApplicationContext());
Notifications notifications = new Notifications();
List<Notification> notificationsDb;
try {
notificationsDb = statusCacheDAO.getNotifications(timelineParams.excludeType, timelineParams.instance, timelineParams.userId, timelineParams.maxId, timelineParams.minId, timelineParams.sinceId);
if (notificationsDb != null && notificationsDb.size() > 0) {
if (timelineNotification != null) {
List<Notification> notPresentNotifications = new ArrayList<>();
for (Notification notification : notificationsDb) {
if (!timelineNotification.contains(notification)) {
notification.cached = true;
notPresentNotifications.add(notification);
}
}
//Only not already present statuses are added
notificationsDb = notPresentNotifications;
}
notifications.notifications = TimelineHelper.filterNotification(getApplication().getApplicationContext(), notificationsDb);
if (notifications.notifications.size() > 0) {
addFetchMoreNotifications(notifications.notifications, timelineNotification, timelineParams);
notifications.pagination = new Pagination();
notifications.pagination.min_id = notifications.notifications.get(0).id;
notifications.pagination.max_id = notifications.notifications.get(notifications.notifications.size() - 1).id;
}
}
} catch (DBException e) {
e.printStackTrace();
}
Handler mainHandler = new Handler(Looper.getMainLooper());
Runnable myRunnable = () -> notificationsMutableLiveData.setValue(notifications);
mainHandler.post(myRunnable);
}).start();
return notificationsMutableLiveData;
}
/**
* Get a notification for the authenticated account by its id
*
* @param instance String - Instance for the api call
* @param token String - Token of the authenticated account
* @param notification_id String - id of the notification
* @return {@link LiveData} containing a {@link Notification}
*/
public LiveData<Notification> getSingleNotification(@NonNull String instance, String token,
String notification_id) {
notificationMutableLiveData = new MutableLiveData<>();
MastodonNotificationsService mastodonNotificationsService = init(instance);
new Thread(() -> {
Notification notification = null;
Call<Notification> notificationCall = mastodonNotificationsService.getNotification(token, notification_id);
if (notificationCall != null) {
try {
Response<Notification> notificationResponse = notificationCall.execute();
if (notificationResponse.isSuccessful()) {
notification = notificationResponse.body();
}
} catch (Exception e) {
e.printStackTrace();
}
}
Handler mainHandler = new Handler(Looper.getMainLooper());
Notification finalNotification = notification;
Runnable myRunnable = () -> notificationMutableLiveData.setValue(finalNotification);
mainHandler.post(myRunnable);
}).start();
return notificationMutableLiveData;
}
/**
* Get a notification for the authenticated account by its id
*
* @param user_id String - UserId for the api call
* @param instance String - Instance for the api call
* @param token String - Token of the authenticated account
*/
public LiveData<Void> clearNotification(@NonNull String user_id, @NonNull String instance, String token) {
voidMutableLiveData = new MutableLiveData<>();
MastodonNotificationsService mastodonNotificationsService = init(instance);
new Thread(() -> {
Call<Void> voidCall = mastodonNotificationsService.clearAllNotifications(token);
if (voidCall != null) {
try {
voidCall.execute();
new StatusCache(getApplication().getApplicationContext()).deleteNotifications(user_id, instance);
} catch (Exception e) {
e.printStackTrace();
}
}
Handler mainHandler = new Handler(Looper.getMainLooper());
Runnable myRunnable = () -> voidMutableLiveData.setValue(null);
mainHandler.post(myRunnable);
}).start();
return voidMutableLiveData;
}
/**
* Get a notification for the authenticated account by its id
*
* @param instance String - Instance for the api call
* @param token String - Token of the authenticated account
* @param notification_id String - id of the notification
*/
public LiveData<Void> dismissNotification(@NonNull String instance, String token, String notification_id) {
voidMutableLiveData = new MutableLiveData<>();
MastodonNotificationsService mastodonNotificationsService = init(instance);
new Thread(() -> {
Call<Void> voidCall = mastodonNotificationsService.dismissNotification(token, notification_id);
if (voidCall != null) {
try {
voidCall.execute();
} catch (Exception e) {
e.printStackTrace();
}
}
Handler mainHandler = new Handler(Looper.getMainLooper());
Runnable myRunnable = () -> voidMutableLiveData.setValue(null);
mainHandler.post(myRunnable);
}).start();
return voidMutableLiveData;
}
/**
* Subscribe to push notifications
*
* @param instance String - server instance
* @param token String
* @param endpoint String - Endpoint URL that is called when a notification event occurs.
* @param keys_p256dh String - User agent public key. Base64 encoded string of public key of ECDH key using prime256v1 curve.
* @param keys_auth String - Auth secret. Base64 encoded string of 16 bytes of random data.
* @param follow boolean - Receive follow notifications?
* @param favourite boolean - Receive favourite notifications?
* @param reblog boolean - Receive reblog notifications?
* @param mention boolean - Receive mention notifications?
* @param poll boolean - Receive poll notifications?
* @return {@link LiveData} containing a {@link PushSubscription}
*/
public LiveData<PushSubscription> pushSubscription(@NonNull String instance, String token,
String endpoint,
String keys_p256dh,
String keys_auth,
boolean follow,
boolean favourite,
boolean reblog,
boolean mention,
boolean poll,
boolean status,
boolean updates,
boolean signup,
boolean report
) {
pushSubscriptionMutableLiveData = new MutableLiveData<>();
MastodonNotificationsService mastodonNotificationsService = init(instance);
new Thread(() -> {
PushSubscription pushSubscription = null;
Call<PushSubscription> pushSubscriptionCall = mastodonNotificationsService.pushSubscription(token, endpoint, keys_p256dh, keys_auth, follow, favourite, reblog, mention, poll, status, updates, signup, report, "all");
if (pushSubscriptionCall != null) {
try {
Response<PushSubscription> pushSubscriptionResponse = pushSubscriptionCall.execute();
if (pushSubscriptionResponse.isSuccessful()) {
pushSubscription = pushSubscriptionResponse.body();
}
} catch (Exception e) {
e.printStackTrace();
}
}
Handler mainHandler = new Handler(Looper.getMainLooper());
PushSubscription finalPushSubscription = pushSubscription;
Runnable myRunnable = () -> pushSubscriptionMutableLiveData.setValue(finalPushSubscription);
mainHandler.post(myRunnable);
}).start();
return pushSubscriptionMutableLiveData;
}
/**
* Get push notifications
*
* @param instance String - server instance
* @param token String
* @return {@link LiveData} containing a {@link PushSubscription}
*/
public LiveData<PushSubscription> getPushSubscription(@NonNull String instance, String token) {
pushSubscriptionMutableLiveData = new MutableLiveData<>();
MastodonNotificationsService mastodonNotificationsService = init(instance);
new Thread(() -> {
PushSubscription pushSubscription = null;
Call<PushSubscription> pushSubscriptionCall = mastodonNotificationsService.getPushSubscription(token);
if (pushSubscriptionCall != null) {
try {
Response<PushSubscription> pushSubscriptionResponse = pushSubscriptionCall.execute();
if (pushSubscriptionResponse.isSuccessful()) {
pushSubscription = pushSubscriptionResponse.body();
}
} catch (Exception e) {
e.printStackTrace();
}
}
Handler mainHandler = new Handler(Looper.getMainLooper());
PushSubscription finalPushSubscription = pushSubscription;
Runnable myRunnable = () -> pushSubscriptionMutableLiveData.setValue(finalPushSubscription);
mainHandler.post(myRunnable);
}).start();
return pushSubscriptionMutableLiveData;
}
/**
* Subscribe to push notifications
*
* @param instance String - server instance
* @param token String
* @param follow boolean - Receive follow notifications?
* @param favourite boolean - Receive favourite notifications?
* @param reblog boolean - Receive reblog notifications?
* @param mention boolean - Receive mention notifications?
* @param poll boolean - Receive poll notifications?
* @return {@link LiveData} containing a {@link PushSubscription}
*/
public LiveData<PushSubscription> updatePushSubscription(@NonNull String instance, String token,
boolean follow,
boolean favourite,
boolean reblog,
boolean mention,
boolean poll) {
pushSubscriptionMutableLiveData = new MutableLiveData<>();
MastodonNotificationsService mastodonNotificationsService = init(instance);
new Thread(() -> {
PushSubscription pushSubscription = null;
Call<PushSubscription> pushSubscriptionCall = mastodonNotificationsService.updatePushSubscription(token, follow, favourite, reblog, mention, poll, "all");
if (pushSubscriptionCall != null) {
try {
Response<PushSubscription> pushSubscriptionResponse = pushSubscriptionCall.execute();
if (pushSubscriptionResponse.isSuccessful()) {
pushSubscription = pushSubscriptionResponse.body();
}
} catch (Exception e) {
e.printStackTrace();
}
}
Handler mainHandler = new Handler(Looper.getMainLooper());
PushSubscription finalPushSubscription = pushSubscription;
Runnable myRunnable = () -> pushSubscriptionMutableLiveData.setValue(finalPushSubscription);
mainHandler.post(myRunnable);
}).start();
return pushSubscriptionMutableLiveData;
}
/**
* Delete push notifications
*
* @param instance String - Instance for the api call
* @param token String - Token of the authenticated account
*/
public LiveData<Void> deletePushsubscription(@NonNull String instance, String token) {
voidMutableLiveData = new MutableLiveData<>();
MastodonNotificationsService mastodonNotificationsService = init(instance);
new Thread(() -> {
Call<Void> voidCall = mastodonNotificationsService.deletePushsubscription(token);
if (voidCall != null) {
try {
voidCall.execute();
} catch (Exception e) {
e.printStackTrace();
}
}
Handler mainHandler = new Handler(Looper.getMainLooper());
Runnable myRunnable = () -> voidMutableLiveData.setValue(null);
mainHandler.post(myRunnable);
}).start();
return voidMutableLiveData;
}
}