Fix notifications not removed from cache

app/src/main/java/app/fedilab/android/client/entities/app/StatusCache.java

@@ -409,6 +409,26 @@ public class StatusCache {
         }
     }
 
+    /**
+     * delete all cached notification for an account
+     *
+     * @return long - db id
+     * @throws DBException exception with database
+     */
+    public long deleteNotifications() throws DBException {
+        if (db == null) {
+            throw new DBException("db is null. Wrong initialization.");
+        }
+        try {
+            return db.delete(Sqlite.TABLE_STATUS_CACHE,
+                    Sqlite.COL_USER_ID + " =  ? AND " + Sqlite.COL_INSTANCE + " =? AND " + Sqlite.COL_TYPE + "=?",
+                    new String[]{MainActivity.currentUserID, MainActivity.currentInstance, Timeline.TimeLineEnum.NOTIFICATION.getValue()});
+        } catch (Exception e) {
+            e.printStackTrace();
+            return -1;
+        }
+    }
+
     /**
      * delete all cache for an account
      *

app/src/main/java/app/fedilab/android/ui/drawer/ComposeAdapter.java

@@ -420,6 +420,9 @@ public class ComposeAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder
      */
     public void addSharing(String url, String title, String description, String subject, String content, String saveFilePath) {
 
+        if (description == null && content == null) {
+            return;
+        }
         int position = statusList.size() - 1;
         statusList.get(position).text = "";
         if (title != null && title.trim().length() > 0) {

app/src/main/java/app/fedilab/android/viewmodel/mastodon/NotificationsVM.java

@@ -231,6 +231,10 @@ public class NotificationsVM extends AndroidViewModel {
         MastodonNotificationsService mastodonNotificationsService = init(instance);
         new Thread(() -> {
             Call<Void> voidCall = mastodonNotificationsService.clearAllNotifications(token);
+            try {
+                new StatusCache(getApplication().getApplicationContext()).deleteNotifications();
+            } catch (Exception ignored) {
+            }
             if (voidCall != null) {
                 try {
                     voidCall.execute();