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

namespace RomCheater.Docking.MemorySearch
{
    public class NotInRangeComparer : RangedComparer<object>, IRangeComparer<object>
    {
        public NotInRangeComparer(uint address, object value)
            : base(address, value)
        {
        }

        #region IRangeComparer<object> Members
        public bool Compare(object Start, object End, SearchDataTypes bitsize, bool unsigned, byte[] buffered_mem)
        {
            //reader.BaseStream.Seek(this.Address, SeekOrigin.Begin);

            ulong start_value, end_value;
            start_value = new DataTypeConverter(Start).ToUInt64();
            end_value = new DataTypeConverter(End).ToUInt64();
            DataTypeConverter lookup_value;
            if (bitsize == SearchDataTypes._8bits)
            {
                if (unsigned)
                {
                    lookup_value = new DataTypeConverter(buffered_mem[this.Address]);
                    if (lookup_value.ToByte() < (byte)start_value || lookup_value.ToByte() > (byte)end_value) { this.Value = lookup_value.Value; return true; }
                }
                else
                {
                    lookup_value = new DataTypeConverter(buffered_mem[this.Address]);
                    if (lookup_value.ToSByte() < (sbyte)start_value || lookup_value.ToSByte() > (sbyte)end_value) { this.Value = lookup_value.Value; return true; }
                }
            }
            else if (bitsize == SearchDataTypes._16bits)
            {
                if (unsigned)
                {
                    lookup_value = new DataTypeConverter(BitConverter.ToUInt16(buffered_mem, (int)this.Address));
                    if (lookup_value.ToUInt16() < (ushort)start_value || lookup_value.ToUInt16() > (ushort)end_value) { this.Value = lookup_value.Value; return true; }
                }
                else
                {
                    lookup_value = new DataTypeConverter(BitConverter.ToInt16(buffered_mem, (int)this.Address));
                    if (lookup_value.ToInt16() < (short)start_value || lookup_value.ToInt16() > (short)end_value) { this.Value = lookup_value.Value; return true; }
                }
            }
            else if (bitsize == SearchDataTypes._32bits)
            {
                if (unsigned)
                {
                    lookup_value = new DataTypeConverter(BitConverter.ToUInt32(buffered_mem, (int)this.Address));
                    if (lookup_value.ToUInt32() < (uint)start_value || lookup_value.ToUInt32() > (uint)end_value) { this.Value = lookup_value.Value; return true; }
                }
                else
                {
                    lookup_value = new DataTypeConverter(BitConverter.ToInt32(buffered_mem, (int)this.Address));
                    if (lookup_value.ToInt32() < (int)start_value || lookup_value.ToInt32() > (int)end_value) { this.Value = lookup_value.Value; return true; }
                }
            }
            else if (bitsize == SearchDataTypes._64bits)
            {
                if (unsigned)
                {
                    lookup_value = new DataTypeConverter(BitConverter.ToUInt64(buffered_mem, (int)this.Address));
                    if (lookup_value.ToUInt64() < (ulong)start_value || lookup_value.ToUInt64() > (ulong)end_value) { this.Value = lookup_value.Value; return true; }
                }
                else
                {
                    lookup_value = new DataTypeConverter(BitConverter.ToInt64(buffered_mem, (int)this.Address));
                    if (lookup_value.ToInt64() < (long)start_value || lookup_value.ToInt64() > (long)end_value) { this.Value = lookup_value.Value; return true; }
                }
            }
            return false;
        }
        #endregion
    }
}