using StgSharp;
using StgSharp.Control;
using StgSharp.Logic;

namespace StgSharp.Math
{
    public class M128Map
    {
        public readonly long mapID;

        internal readonly StgSharp.LinkedListNode<long> _unusedM128Header;

        internal StgSharp.LinkedList<long> m128Map = 
            new StgSharp.LinkedList<long>();

        public bool isFull
        {
            get 
            {
                return _unusedM128Header == m128Map._hook;
            }
        }

        public M128Map()
        {
            long M128Ptr = internalIO.internalInitBigM128Map(4*30*30);
            m128Map.Add(0);

            _unusedM128Header = m128Map._hook._next;

            for (int i = 1; i < 80*80/4; i++)
            {
                m128Map.Add(M128Ptr);
                M128Ptr += 4;
            }
            
            mapID = Calc.RandomSeed();
        }

        internal long RegistManagedM128Ptr()
        {
            LinkedListNode<long> m128 = _unusedM128Header._next;
            LinkedListNode<long> m128Previous = _unusedM128Header._previous;

            m128._next._previous = _unusedM128Header.Next;
            m128Previous._next = m128;
            m128._previous = m128Previous;
            _unusedM128Header._next = m128._next;
            m128._next = _unusedM128Header;
            _unusedM128Header._previous = m128;

            return m128._value;

        }

        internal void RecycleManagedM128Ptr()
        {
            
        }


    }



}