Method doWork

app/src/main/java/eu/faircode/email/WorkerFts.java:52–129

()

    }

    @NonNull
    @Override
    public Result doWork() {
        Thread.currentThread().setPriority(THREAD_PRIORITY_BACKGROUND);

        try {
            Log.i("FTS index");
            Context context = getApplicationContext();

            SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
            boolean checkpoints = prefs.getBoolean("sqlite_checkpoints", true);

            int indexed = 0;
            List<Long> ids = new ArrayList<>(INDEX_BATCH_SIZE);
            DB db = DB.getInstance(context);

            SQLiteDatabase sdb = Fts4DbHelper.getInstance(context);

            try (Cursor cursor = db.message().getMessageFts()) {
                while (cursor != null && cursor.moveToNext())
                    try {
                        long id = cursor.getLong(0);
                        Log.i("FTS index=" + id);

                        ids.add(id);

                        EntityMessage message = db.message().getMessage(id);
                        if (message == null) {
                            Log.i("FTS gone");
                            continue;
                        }

                        List<EntityAttachment> attachments = db.attachment().getAttachments(message.id);

                        String text = null;
                        if (message.content) {
                            File file = message.getFile(context);
                            text = HtmlHelper.getFullText(context, file);
                        }

                        try {
                            sdb.beginTransaction();
                            Fts4DbHelper.insert(sdb, message, attachments, text);
                            sdb.setTransactionSuccessful();
                        } catch (SQLiteException ex) {
                            Log.w(ex);
                            break;
                        } finally {
                            sdb.endTransaction();
                        }

                        indexed++;

                        if (ids.size() >= INDEX_BATCH_SIZE)
                            markIndexed(db, ids);

                        boolean fts = prefs.getBoolean("fts", false);
                        if (!fts)