Library

import java.util.ArrayList;
import java.util.List;

public class Library {
    private ReaderCollection readerCollection = new ReaderCollection();
    private MediaCollection mediaCollection = new MediaCollection();
    List<LoanStatus> allLoans = new ArrayList<LoanStatus>();


    public void addReader(Reader reader) {
        readerCollection.addReader(reader);

    }

    public void deleteReader(int readerID) {
        readerCollection.deleteReader(readerID);
    }

    public List<Reader> getReaders() {
        return readerCollection.getReaders();
    }

    public void addMediaItem(MediaItem mediaItem) {
        mediaCollection.addMediaItem(mediaItem);

    }

    public void deleteMediaItem(int mediaID) {
        mediaCollection.deleteMediaItem(mediaID);
    }

    public List<MediaItem> getMediaItems() {
        return mediaCollection.getMediaItems();
    }

    public MediaItem searchMediaItem(int mediaID) {
        return mediaCollection.searchMediaItem(mediaID);
    }

    public Reader searchReader(int readerID) {
        return readerCollection.searchReader(readerID);

    }

    public List<LoanStatus> getLoans() {
        for (Reader reader : readerCollection.getReaders()) {
            allLoans.addAll(reader.getLoans());
        }
        return allLoans;
    }


}