#include "pch.h"
#include "IrisSensor_Gas_P0.h"

IrisSensor_Gas_P0::IrisSensor_Gas_P0()
{
	m_pSerialPort = new QSerialPort;
	m_iBaudRate = 115200;
}

IrisSensor_Gas_P0::~IrisSensor_Gas_P0()
{
	delete m_pSerialPort;
}

int IrisSensor_Gas_P0::SendData_Chk(std::string sSend)
{
	QByteArray qbaSend(sSend.c_str(), (int)sSend.length());
	qint64 qi64Write = m_pSerialPort->write(qbaSend);
	m_pSerialPort->waitForBytesWritten(200);
	if (qi64Write != qbaSend.size())
	{
		qDebug() << "Err:Sensor_Gas write Failed.Exit Code:1" << qi64Write;
		return qi64Write;
	}
	return 0;
}

int IrisSensor_Gas_P0::RecvData_Chk(/*std::string sRecv*/)
{
	QByteArray qbData;
	qbData.clear();
	qbData = m_pSerialPort->readAll();

	int iCounter = 0;
	while (qbData.size() < 3)
	{
		m_pSerialPort->waitForReadyRead(100);
		QByteArray qbTemp = m_pSerialPort->readAll();
		qbData.append(qbTemp);

		if (iCounter > 3)
		{
			qDebug() << "Err:Sensor_Gas RecvData Failed,Not Enough Data.Exit Code:1" << qbData.size();
			return 1;
		}
		iCounter++;
	}

	iCounter = 0;
	if (qbData[0]==(char)0x06)
	{
		int iLength = qbData[2] + 3 + 1;
		while (qbData.size()< iLength)
		{
			m_pSerialPort->waitForReadyRead(100);
			qbData.append(m_pSerialPort->readAll());
			iCounter++;
			if (iCounter > 3)
			{
				qDebug() << "Err:Sensor_Gas RecvData Failed,Incomplete Data.Exit Code:2" << qbData.size();
				return 3;
			}
			//return 0;
		}
	}
	else
	{
		qDebug() << "Err:Sensor_Gas RecvData wrong header.Exit Code:2" << qbData.size();
	}

	m_sRecv.clear();
	m_sRecv.resize(qbData.size());

	for (int i=0;i< qbData.size();i++)
	{
		m_sRecv[i] = (unsigned char)qbData[i];
	}

	//QString qstrTest = m_sRecv.c_str();
	//QString qstrTemp;
// 	qstrTemp.resize((int)m_sRecv.size());
// 	for (int i = 0; i < m_sRecv.size(); i++)
// 	{
// 		qstrTemp[i] = m_sRecv[i];
// 	}
 	return 0;
}

union Union16 {
	short s16;           // 有符号短整型 (处理正负)
	unsigned short u16;  // 无符号短整型
	unsigned char b[2];  // 字节数组
};
// 用于处理4字节（32位）数据
union Union32 {
	int s32;             // 有符号长整型
	unsigned int u32;    // 无符号长整型
	unsigned char b[4];  // 字节数组
};

int IrisSensor_Gas_P0::ParseMeasuredData_Chk()
{
	// 如果长度不匹配（0x1f + 4 = 35）
	if (m_sRecv.size() != 35)
	{
		qDebug() << "Err:Sensor_Gas ParseData Failed, Incorrect Data Length. Exit Code:1";
		return 1;
	}

	Union16 u16;
	Union32 u32;

	// 1. 解析温度 (Index 32, 33) - 假设是 short (16-bit)
	// 大端转小端：高位 index[32] 放在 b[1]，低位 index[33] 放在 b[0]
	u16.b[1] = static_cast<unsigned char>(m_sRecv[32]);
	u16.b[0] = static_cast<unsigned char>(m_sRecv[33]);
	m_fTPTemperature = u16.s16 / 100.0f; // 直接使用 s16 即可自动处理正负

	// 2. 解析 PB (Index 30, 31)
	u16.b[1] = static_cast<unsigned char>(m_sRecv[30]);
	u16.b[0] = static_cast<unsigned char>(m_sRecv[31]);
	// 注意：你原代码里这里和下面都赋值给了 m_fPB，是否其中一个是别的变量？
	float fPB_1 = u16.s16 / 10.0f;

	// 3. 解析 PB (Index 28, 29)
	u16.b[1] = static_cast<unsigned char>(m_sRecv[28]);
	u16.b[0] = static_cast<unsigned char>(m_sRecv[29]);
	m_fPB = u16.s16 / 10.0f;

	// 4. 解析 CO2 (Index 16-19) - 32位
	u32.b[3] = static_cast<unsigned char>(m_sRecv[16]);
	u32.b[2] = static_cast<unsigned char>(m_sRecv[17]);
	u32.b[1] = static_cast<unsigned char>(m_sRecv[18]);
	u32.b[0] = static_cast<unsigned char>(m_sRecv[19]);
	m_ulCO2 = u32.s32; // 如果 CO2 是正数，s32 和 u32 一样；如果有负数，s32 会正确解释补码

	// 5. 解析 H2O (Index 12-15) - 32位
	u32.b[3] = static_cast<unsigned char>(m_sRecv[12]);
	u32.b[2] = static_cast<unsigned char>(m_sRecv[13]);
	u32.b[1] = static_cast<unsigned char>(m_sRecv[14]);
	u32.b[0] = static_cast<unsigned char>(m_sRecv[15]);
	m_ulH2O = u32.s32;

	return 0;
}







// int IrisSensor_Gas_P0::ParseMeasuredData_Chk()
// {
// 	if (m_sRecv.size()!=0x1f+4)
// 	{
// 		qDebug() << "Err:Sensor_Gas ParseData Failed,Incorrect Data Length.Exit Code:1";
// 		return 1;
// 	}
// 	else
// 	{
// 		unsigned char uc12, uc13, uc14, uc15, uc16,uc17,uc18,uc19,uc28,uc29,uc30,uc31,uc32, uc33;
// 		char aaaa[34];
// 		memcpy(aaaa,m_sRecv.c_str(),m_sRecv.size());
//
// 		uc32 = m_sRecv[32];
// 		uc33 = m_sRecv[33];
// 		m_fTPTemperature = (uc32 * 256 + uc33) / 100;
//
// 		uc30 = m_sRecv[30];
// 		uc31 = m_sRecv[31];
// 		m_fPB = (uc30 * 256 + uc31) / 10;
//
// 		uc28 = m_sRecv[28];
// 		uc29 = m_sRecv[29];
// 		m_fPB = (uc28 * 256 + uc29) / 10;
//
// 		uc16 = m_sRecv[16];
// 		uc17 = m_sRecv[17];
// 		uc18 = m_sRecv[18];
// 		uc19 = m_sRecv[19];
// 		m_ulCO2 = uc16*256*256*256 + uc17*256*256 + uc18*256 + uc19;
//
// 		uc12 = m_sRecv[12];
// 		uc13 = m_sRecv[13];
// 		uc14 = m_sRecv[14];
// 		uc15 = m_sRecv[15];
// 		m_ulH2O = uc12 * 256 * 256 * 256 + uc13 * 256 * 256 + uc14 * 256 + uc15;
//
//
// 		return 0;
// 	}
//
// 	return 0;
// }

int IrisSensor_Gas_P0::Initialize(std::string ucPortNumber)
{
	QString qstrPortName = QString::fromStdString(ucPortNumber);

	m_pSerialPort->setPortName(qstrPortName);
	m_pSerialPort->setReadBufferSize(512);

	bool bRes = m_pSerialPort->setBaudRate(m_iBaudRate);
	if (!bRes)
	{
		qDebug() << "Err:setBaudRate Failed.Exit Code:1";
		return 1;
	}

	bRes = m_pSerialPort->open(QIODevice::ReadWrite);
	if (!bRes)
	{
		qDebug() << "Err:open Failed.Exit Code:2";
		return 2;
	}

	return 0;
}

int IrisSensor_Gas_P0::GetVersion()
{
	QByteArray qbSend;
	qbSend.append(0x02);
	qbSend.append(0x01);
	qbSend.append(0x09);
	qbSend.append((unsigned char)0xf4);

	SendData_Chk(qbSend.toStdString());

	return 0;
}// 02 01 09 F4

int IrisSensor_Gas_P0::GetMeasuredData( double &ulCO2,  double &ulH2O, float &fTPTemperature, float &fPP, float &fPB)
{
	QByteArray qbSend;
	qbSend.append(0x02);
	qbSend.append(0x04);
	qbSend.append(0x01);
	qbSend.append(0x01);
	qbSend.append(0x05);
	qbSend.append((const char)   0x00);
	qbSend.append((unsigned char)0xf3);   //chksum

	SendData_Chk(qbSend.toStdString());

	RecvData_Chk();

	ParseMeasuredData_Chk();

	ulCO2 = m_ulCO2*1.0/10;
	ulH2O = m_ulH2O*1.0/10;
	fTPTemperature = m_fTPTemperature;
	fPP = m_fPP;
	fPB = m_fPB;
	ulCO2=ulCO2<0?0:ulCO2;
	ulH2O=ulH2O<0?0:ulH2O;
	return 0;
}

int IrisSensor_Gas_P0::ZeroCalibration_N2()
{
	QByteArray qbSend;
	qbSend.append(0x02);
	qbSend.append(0x02);
	qbSend.append(0x02);
	qbSend.append((const char)   0x00);
	qbSend.append((unsigned char)0xfa);   //chksum

	SendData_Chk(qbSend.toStdString());

	qDebug()<<"finish zero calirbation n2";

	return 0;
}

int IrisSensor_Gas_P0::ZeroCalibration_Air()
{
	QByteArray qbSend;
	qbSend.append(0x02);
	qbSend.append(0x02);
	qbSend.append(0x02);
	qbSend.append((const char)   0x01);
	qbSend.append((unsigned char)0xf9);   //chksum

	SendData_Chk(qbSend.toStdString());

	qDebug()<<"finish zero calirbation air";
	
	return 0;
}

int IrisSensor_Gas_P0::SpanCalibration(char cChannel,unsigned int uiPPM)
{
	qDebug()<<"start span calirbation"<< uiPPM<<" on channel "<<(int)cChannel;
	unsigned char ucChksum=0x0;
	QByteArray qbSend;
	qbSend.append(0x02);
	qbSend.append(0x06);
	qbSend.append(0x03);
	qbSend.append(cChannel);

	unsigned char *pResult = new unsigned char[4];
	pResult[0] = (unsigned char)((uiPPM >> 24) & 0xFF);
	pResult[1] = (unsigned char)((uiPPM >> 16) & 0xFF);
	pResult[2] = (unsigned char)((uiPPM >> 8) & 0xFF);
	pResult[3] = (unsigned char)(uiPPM & 0xFF);

	for (int i=0;i<4;i++)
	{
		qbSend.append(pResult[i]);
	}
	
	for (int i=0;i<qbSend.size();i++)
	{
		ucChksum += qbSend[i];
	}
	ucChksum = ~ucChksum + 1;

	qbSend.append(ucChksum);   //chksum
	SendData_Chk(qbSend.toStdString());

	delete[] pResult;
	return 0;
}

int IrisSensor_Gas_P0::ResetCalibration(char cChannel)
{
	unsigned char ucChksum = 0x0;
	QByteArray qbSend;
	qbSend.append(0x02);
	qbSend.append(0x02);
	qbSend.append(0x04);
	qbSend.append(cChannel);

	for (int i = 0; i < qbSend.size(); i++)
	{
		ucChksum += qbSend[i];
	}
	ucChksum = ~ucChksum + 1;

	qbSend.append(ucChksum);

	SendData_Chk(qbSend.toStdString());

	return 0;
}

int IrisSensor_Gas_P0::StopAutoSending()
{
	QByteArray qbSend;
	qbSend.append(0x02);
	qbSend.append(0x04);
	qbSend.append(0x01);
	qbSend.append((const char)0x00);
	qbSend.append(0x05);
	qbSend.append((const char)0x00);
	qbSend.append((unsigned char)0xf4);   //chksum

	int iRes = SendData_Chk(qbSend.toStdString());
	return 0;
}