using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Ion.Storage;

namespace Holo
{
    public class FuseMessage
    {
        public int Header;
        public string Content;
        private int reader;

        public string GetPacket
        {
            get { return Encoding.encodeB64(Header) + Content; }
        }
        public string GetRestContent()
        {
            return Content.Substring(reader);
        }

        public static FuseMessage Parse(string Packet)
        {
            FuseMessage Handler = new FuseMessage();
            Handler.reader = 0;
            Handler.Header = Encoding.decodeB64(Packet.Substring(0, 2));
            if (Handler.Header > 2002)
                throw new Exception("Message ID too high!");
            Handler.Content = Packet.Substring(2);
            return Handler;
        }
        public int PopWiredInt()
        {
            int value = Encoding.decodeVL64(Content.Substring(reader));
            reader += Encoding.encodeVL64(value).Length;
            return value;
        }
        public int PopBase64Int()
        {
            int value = Encoding.decodeB64(Content.Substring(reader, 2));
            reader += 2;
            return value;
        }
        public int PopBase64Int(int length)
        {
            int value = Encoding.decodeB64(Content.Substring(reader, length));
            reader += 2;
            return value;
        }
        public bool PopWiredBoolean()
        {
            int value = PopWiredInt();
            return value == 1 ? true : false;
        }
        public bool PopBase64Boolean()
        {
            int value = Encoding.decodeB64(Content.Substring(reader, 1));
            reader += 1;
            return value == 1 ? true : false;
        }
        public string PopString()
        {
            int length = Encoding.decodeB64(Content.Substring(reader, 2));
            string value = Content.Substring(reader + 2, length);
            reader += 2 + length;
            return value;
        }
    }
}