// logic.cpp : Defines the entry point for the DLL application.
//

#include <windows.h>

#define LOGIC_API extern "C" __declspec(dllexport)

BOOL APIENTRY DllMain( HANDLE hModule, 
                       DWORD  ul_reason_for_call, 
                       LPVOID lpReserved
					 )
{
    switch (ul_reason_for_call)
	{
		case DLL_PROCESS_ATTACH:
		case DLL_THREAD_ATTACH:
		case DLL_THREAD_DETACH:
		case DLL_PROCESS_DETACH:
			break;
    }
    return TRUE;
}


LOGIC_API int Logic_state(int *pIn, int nums)
{
	if (nums == 2)
	{
		return pIn[0] != pIn[1] ? pIn[1] : 2;
	}
	else if (nums >= 3)
	{
		return pIn[0]+pIn[1]+pIn[2] == 1 ? (pIn[0] ? 0 : (pIn[1] ? 1 : 2)) : 3;
	}

	return -1;
}

LOGIC_API int Logic_fire(int *pIn, int nums)
{
	if (nums >= 3)
	{
		return pIn[0]+pIn[1]+pIn[2] == 0 ? 0 :
			(pIn[0]+pIn[1]+pIn[2] == 1 ? (pIn[0] ? 1 : (pIn[1] ? 2 : 3)) : 4);
	}

	return -1;
}

LOGIC_API int Logic_alarm(int *pIn, int nums)
{
	if (nums > 0)
	{
		for (int i=0; i < nums; i++)
		{
			if (pIn[i])
				return 1;
		}

		return 0;
	}

	return -1;
}

LOGIC_API int Logic_animation(int *pIn, int nums)
{
	if (nums == 2)
	{
		return pIn[0] != pIn[1] ? pIn[1] : 2;
	}
	else if (nums >= 3)
	{
		return pIn[0]+pIn[1]+pIn[2] == 1 ? (pIn[0] ? 0 : (pIn[1] ? 2 : 1)) : 3;
	}

	return -1;
}

LOGIC_API int Logic_stateN(int *pIn, int nums)//优先级自左向右增高，高优先级状态覆盖其他优先级状态20180709
{
	if (nums > 0)
	{
		for (int i=0; i < nums; i++)
		{
			if (pIn[nums-1-i])
				return nums-i;
		}

		return 0;
	}

	return -1;
}

LOGIC_API int Logic_state_PSCADA(int *pIn, int nums)//双位状态+通讯20180713
{
	if (nums >= 2)
		return pIn[1] == 0 ? pIn[0] : 2;
	else
		return pIn[0];
	return -1;
}

LOGIC_API int Logic_stateN2(int *pIn, int nums)//针对风机外框，风机运行状态有两点的
{
	int Flag=0;
	if (nums == 2)
	{
		return pIn[0] != pIn[1] ? pIn[1] : 4;
	}
	else if (nums > 2)
	{
		for (int i=2; i < nums; i++)
		{
			if (pIn[nums-i+1])
			{
				Flag=1;
				return nums-i+1;
			}
		}
		if (Flag==0)
		{
			return pIn[0] != pIn[1] ? pIn[1] : 4;
		}
		return 0;
	}

	return -1;
}

LOGIC_API int Logic_stateN3(int *pIn, int nums)//针对风机外框，风机运行状态有三点的
{
	int Flag=0;
	if (nums == 3)
	{
		return pIn[0]+pIn[1]+pIn[2] == 1 ? (pIn[0] ? 0 : (pIn[1] ? 1 : 1)) : 4;
	}
	else if (nums > 3)
	{
		for (int i=3; i < nums; i++)
		{
			if (pIn[nums-i+2])
			{
				Flag=1;
				return nums-i+1;
			}
		}
		if (Flag==0)
		{
			return pIn[0]+pIn[1]+pIn[2] == 1 ? (pIn[0] ? 0 : (pIn[1] ? 1 : 1)) : 4;
		}
		return 0;
	}

	return -1;
}
//SHL4 TVF off==1
LOGIC_API int Logic4_state(int *pIn, int nums)
{
	if (nums == 2)
	{
		return pIn[0] != pIn[1] ? pIn[1] : 2;
	}
	else if (nums >= 3)
	{
		if(pIn[1]+pIn[2]==0)	return pIn[0] ? 0 : 3;
		return pIn[1]+pIn[2] == 1 ? (pIn[1] ? 2 : 1) : 3;
	}

	return -1;
}
LOGIC_API int Logic4_animation(int *pIn, int nums)
{
	if (nums == 2)
	{
		return pIn[0] != pIn[1] ? pIn[1] : 2;
	}
	else if (nums >= 3)
	{
		if(pIn[1]+pIn[2]==0)	return pIn[0] ? 0 : 3;
		return pIn[1]+pIn[2] == 1 ? (pIn[1] ? 2 : 1) : 3;
	}

	return -1;
}
LOGIC_API int Logic4_stateN3(int *pIn, int nums)//针对风机外框，风机运行状态有三点的
{
	int Flag=0;
	if (nums == 3)
	{
		if(pIn[1]+pIn[2]==0)	return pIn[0] ? 0 : 4;
		return pIn[1]+pIn[2] == 1 ? (pIn[1] ? 1 : 1) : 4;
	}
	else if (nums > 3)
	{
		for (int i=3; i < nums; i++)
		{
			if (pIn[nums-i+2])
			{
				Flag=1;
				return nums-i+1;
			}
		}
		if (Flag==0)
		{
			if(pIn[1]+pIn[2]==0)	return pIn[0] ? 0 : 4;
			return pIn[1]+pIn[2] == 1 ? (pIn[1] ? 1 : 1) : 4;
		}
		return 0;
	}

	return -1;
}
LOGIC_API int Logic4_stateNis1(int *pIn, int nums)
{	int i=0,sum=0,index=0;
	if (nums == 2)
	{
		return pIn[0] != pIn[1] ? pIn[1] : 2;
	}
	else if (nums >= 3)
	{
		for (i=0; i < nums; i++)
		{
			sum+=pIn[i];
			if(pIn[i]>0)index=i;
		}
		if(sum!=1)
			return nums;
		else
		return index;
	}
	return -1;
}