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/*
 * Copyright (c) 2016—2021 Andrei Tomashpolskiy and individual contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package bt.data;

import bt.metainfo.Torrent;
import bt.torrent.callbacks.FileDownloadCompleteCallback;

/**
 * Note that this class implements a service.
 * Hence, is not a part of the public API and is a subject to change.
 */
public class DataDescriptorFactory implements IDataDescriptorFactory {

    private final DataReaderFactory dataReaderFactory;
    private final ChunkVerifier verifier;
    private final int transferBlockSize;

    public DataDescriptorFactory(
            DataReaderFactory dataReaderFactory,
            ChunkVerifier verifier,
            int transferBlockSize) {

        this.dataReaderFactory = dataReaderFactory;
        this.verifier = verifier;
        this.transferBlockSize = transferBlockSize;
    }

    @Override
    public DataDescriptor createDescriptor(Torrent torrent, Storage storage,
                                           FileDownloadCompleteCallback fileCompletionCallback) {
        return new DefaultDataDescriptor(storage, torrent, fileCompletionCallback,
                verifier, dataReaderFactory, transferBlockSize);
    }
}