//

#pragma once

#include <assert.h>

#include <vector>
#include <functional>


//-----------------------------------------------------------------------------
//		TmplMould
//-----------------------------------------------------------------------------

namespace DIOS::Dev::Detail
{
	template <typename T>
	class TmplMould
	{
	public:
		TmplMould (T init, T min, T max, T accuracy)
		{
			m_Value = init;
			m_LimitMin = min;
			m_LimitMax = max;
			m_Accuracy = accuracy;

			assert (m_LimitMin < m_LimitMax);
		}

	public:
		bool CanInc () const;			//	能加 1 吗
		bool CanDec () const;			//	能减 1 吗
		bool Verify (T value) const;		//	值在界限内吗
		bool Inc ();						//	加 1
		bool Dec ();						//	减 1
		bool Update (T value);			//	更新为指定值
		T Get () const;					//	获得当前值

		bool ToNext (const std::vector <typename T> & ar);
		bool ToPrev (const std::vector <typename T> & ar);
		bool ToUpdate (T value, const std::vector <typename T> & ar);

	protected:
		T m_LimitMin;
		T m_LimitMax;
		T m_Accuracy;
		T m_Value;
	};


	template <typename T>
	class TmplMouldWithWarn : public TmplMould <T>
	{
	protected:
		T m_WarningMin;
		T m_WarningMax;

	public:
		std::function <void ()> m_OnWarningMin;
		std::function <void ()> m_OnWarningMax;

	public:
		using super = TmplMould;
		TmplMouldWithWarn(T init, T min, T WarnMin, T WarnMax, T max, T accuracy)
			:super(init, min, max, accuracy)
		{
			m_WarningMin = WarnMin;
			m_WarningMax = WarnMax;

			assert(m_WarningMin < m_WarningMax);
		}
	};
}