/*
 * Copyright 2018 The BookLab Authors.
 *
 * 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.
 */

import Foundation

public protocol CollectionSelectionDelegate {
    /**
     * This method is called when a book was selected.
     */
    func collectionSelectionViewController(_ selectionViewController: CollectionSelectionViewController, didSelect collection: BookCollection)
    
    /**
     * This method is called when the selection view was canceled.
     */
    func collectionSelectionViewControllerDidCancel(_ selectionViewController: CollectionSelectionViewController)
}

public extension CollectionSelectionDelegate {
    func collectionSelectionViewController(_ selectionViewController: CollectionSelectionViewController, didSelect collection: BookCollection) {}
    func collectionSelectionViewControllerDidCancel(_ selectionViewController: CollectionSelectionViewController) {}
}
