using System;
using System.Buffers.Binary;

public struct ExtendInt : IBytesConverter
{
    public int Value { get; set;}

    public byte[] GetBytes()
    {
        var result = BitConverter.GetBytes(Value);
        if (BitConverter.IsLittleEndian)
        {
            Array.Reverse(result);
        }

        return result;
    }

    public void SetBytes(byte[] bytes, int offset = 0)
    {
        byte[] subBytes = new byte[GetSize()];
        Array.Copy(bytes, offset, subBytes, 0, GetSize());
        Value = BinaryPrimitives.ReadInt32BigEndian(subBytes);
    }

    public int GetSize() => sizeof(int);
    public override string ToString() => Value.ToString();

    static public implicit operator int(ExtendInt value) => value.Value;
    static public implicit operator ExtendInt(int value) => new ExtendInt { Value = value };
}