using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;

namespace SHNtoMySQLConverter.SHN
{
    public sealed class SHNReader : BinaryReader
    {
        public SHNReader(Stream input)
            : base(input)
        {

        }

        public string ReadPaddedString(int length)
        {
            length = length >= 0 ? length : (length * -1);
            string value = string.Empty;
            int offset = 0;
            byte[] buffer = base.ReadBytes(length);
            while (offset < length && buffer[offset] != 0x00) offset++;
            if (length > 0) value = SHNFile.Encoding.GetString(buffer, 0, offset);
            return value;
        }

        public long Seek(long offset, SeekOrigin origin)
        {
            return base.BaseStream.Seek(offset, origin);
        }

        public long Skip(long offset)
        {
            return this.Seek(offset, SeekOrigin.Current);
        }
    }
}