import java.io.File;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.zip.Deflater;
import java.io.RandomAccessFile;

public class Scotty {
    public enum CompressionFormats {
        NONE(0),
        ZLIB(1),
        LZMA(2);

        private final int value;
        CompressionFormats(final int value) {this.value = value;}

        public int getValue() {
            return value;
        }
    }

    public enum PathModes {
        RELATIVE(0),
        ABSOLUTE(1);

        private final int value;
        PathModes(final int value) {this.value = value;}

        public int getValue() {
            return value;
        }
    }

    public class CompressedFile {
        private final PSARC container;
        private final String path;
        public CompressionFormats algorithm = null;                     // if NULL then it inherits the value from the entire PSARC file

        public CompressedFile(PSARC container, String path) {
            this.container = container;
            this.path = path;
        }

        public PSARC getContainer() {
            return container;
        }

        public String getLocationInArchive() {
            return path;
        }

        public InputStream getIOStream() {
            throw new UnsupportedOperationException();
        }
    }

    public class PSARC {
        public CompressionFormats algorithm = CompressionFormats.ZLIB;  // the algorithm used to compress the files
        public byte strength = 9;                                       // intensity of the compression algorithm from 0 to 9
        public long blockSize = 65536;
        private File fromDisk = null;
        private List<CompressedFile> files = new ArrayList<CompressedFile>();

        public PSARC() { // new w/ defaults
            // use defaults, do nothing
        }

        public PSARC(File location) { // existing
            // todo: read psarc and set vars above
        }

        public PSARC(CompressionFormats algorithm, byte strength) { // new
            this.algorithm = algorithm;
            this.strength = strength;
        }

        public PSARC(CompressionFormats algorithm, byte strength, long blockSize) { // new
            this.algorithm = algorithm;
            this.strength = strength;
            this.blockSize = blockSize;
        }

        public List<CompressedFile> listAllFiles() {
            return files;
        }

        public String[] listAllFilePaths() {
            throw new UnsupportedOperationException();
        }

        public boolean addFile(File input) {
            throw new UnsupportedOperationException();
        }

        public boolean writeOut(File destination) {
            throw new UnsupportedOperationException();
        }

        public boolean extractAll(File destination) {
            throw new UnsupportedOperationException();
        }

        public boolean extractSingleFile(CompressedFile target, File destination) {
            throw new UnsupportedOperationException();
        }

        public boolean extractMultipleFiles(List<CompressedFile> targets, File directory) {
            throw new UnsupportedOperationException();
        }
    }


}