using SabreTools.Library.Data;
using SabreTools.Library.Tools;

#if MONO
using System.IO;
#else
using Stream = System.IO.Stream;
#endif

namespace SabreTools.Library.FileTypes
{
	public class BaseFile
	{
		#region Protected instance variables

		protected FileType _fileType;
		protected string _filename;
		protected string _parent;
		protected string _date;

		// External hash values for the file
		protected long? _size;
		protected byte[] _crc;
		protected byte[] _md5;
		protected byte[] _sha1;
		protected byte[] _sha256;
		protected byte[] _sha384;
		protected byte[] _sha512;

		#endregion

		#region Publicly facing variables

		// TODO: Get all of these values automatically so there is no public "set"
		public FileType Type
		{
			get { return _fileType; }
		}
		public string Filename
		{
			get { return _filename; }
			set { _filename = value; }
		}
		public string Parent
		{
			get { return _parent; }
			set { _parent = value; }
		}
		public string Date
		{
			get { return _date; }
			set { _date = value; }
		}
		public long? Size
		{
			get { return _size; }
			set { _size = value; }
		}
		public byte[] CRC
		{
			get { return _crc; }
			set { _crc = value; }
		}
		public byte[] MD5
		{
			get { return _md5; }
			set { _md5 = value; }
		}
		public byte[] SHA1
		{
			get { return _sha1; }
			set { _sha1 = value; }
		}
		public byte[] SHA256
		{
			get { return _sha256; }
			set { _sha256 = value; }
		}
		public byte[] SHA384
		{
			get { return _sha384; }
			set { _sha384 = value; }
		}
		public byte[] SHA512
		{
			get { return _sha512; }
			set { _sha512 = value; }
		}

		#endregion

		#region Construtors

		/// <summary>
		/// Create a new BaseFile with no base file
		/// </summary>
		public BaseFile()
		{
		}

		/// <summary>
		/// Create a new BaseFile from the given file
		/// </summary>
		/// <param name="filename">Name of the file to use</param>
		public BaseFile(string filename)
		{
			BaseFile temp = Utilities.GetFileInfo(_filename);

			this._filename = temp.Filename;
			this._parent = temp.Parent;
			this._date = temp.Date;
			this._crc = temp.CRC;
			this._md5 = temp.MD5;
			this._sha1 = temp.SHA1;
			this._sha256 = temp.SHA256;
			this._sha384 = temp.SHA384;
			this._sha512 = temp.SHA512;
		}

		/// <summary>
		/// Create a new BaseFile from the given file
		/// </summary>
		/// <param name="filename">Name of the file to use</param>
		/// <param name="stream">Stream to populate information from</param>
		public BaseFile(string filename, Stream stream)
		{
			BaseFile temp = Utilities.GetStreamInfo(stream, stream.Length);

			this._filename = temp.Filename;
			this._parent = temp.Parent;
			this._date = temp.Date;
			this._crc = temp.CRC;
			this._md5 = temp.MD5;
			this._sha1 = temp.SHA1;
			this._sha256 = temp.SHA256;
			this._sha384 = temp.SHA384;
			this._sha512 = temp.SHA512;
		}

		#endregion
	}
}