using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;



namespace ServerCore;

public class Counter
{
    private uint m_count = 0;

    private readonly uint m_min;
    private readonly uint m_max;

    public Counter(uint min = uint.MinValue, uint max = uint.MaxValue)
    {
        m_min = min;
        m_max = max;
    }

    public uint incCount()
    {
        var value = Volatile.Read(ref m_count);
        if(value >= m_max)
        {
            m_count = m_max;
            return m_count;
        }

        return Interlocked.Increment(ref m_count);
    }

    public uint decCount()
    {
        var value = Volatile.Read(ref m_count);
        if (value <= m_min)
        {
            m_count = m_min;
            return m_count;
        }

        return Interlocked.Decrement(ref m_count);
    }

    public uint getCount()
    {
        return Volatile.Read(ref m_count);
    }
}