#include "lightsource.h"
#include "rs_settings.h"

LightSource* LightSource::UniqueInstance = nullptr;

LightSource* LightSource::Instance()
{
    if (!UniqueInstance) {
        UniqueInstance = new LightSource();
    }
    return UniqueInstance;
}
LightSource::~LightSource()
{

}
LightSource::LightSource()
{

}
int LightSource::getCheck(char * buf, int len,char * strAscii)
{
    unsigned char data = 0;
    data = static_cast<unsigned char>(buf[0]);
    for (int i = 1;i < len; i++)
    {
        data = static_cast<unsigned char>(data ^ buf[i]);
    }
    getValueAscii(data, strAscii);
    return 0;
}
int LightSource::getValueAscii(unsigned char value,char * strAscii)
{
    char ascii_buf[16] = {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F',};
    int high,low;
    high = (value & 0xf0) >> 4;
    low = value & 0x0f;
    strAscii[0] = ascii_buf[high];
    strAscii[1] = ascii_buf[low];
    return 0;
}
int LightSource::SetBrightness(int chn)
{
    int ret;
    unsigned char data;
    char cmd[50] = {0};
    char ascii_buf[2];

    if (m_hComm == nullptr)
    {
        bool ret = OpenComm();
        if (!ret)
        {

            return -1;
        }
    }

    int brightness;
    RS_SETTINGS->beginGroup("device/LightSource");
    brightness = RS_SETTINGS->readNumEntry("/brightnessFind");
    RS_SETTINGS->endGroup();

    data = static_cast<unsigned char>(brightness);
    getValueAscii(data,ascii_buf);

    cmd[0] = '#';
    cmd[1] = '3';
    cmd[2] = static_cast<char>(0x30 + chn);
    cmd[3] = 0x30;
    cmd[4] = ascii_buf[0];
    cmd[5] = ascii_buf[1];
    getCheck(cmd, 6, ascii_buf);
    cmd[6] = ascii_buf[0];
    cmd[7] = ascii_buf[1];



    ret = SendCmd(reinterpret_cast<char*>(cmd), 8 ,reinterpret_cast<unsigned char*>(revData), &revDataLen);
    if (ret == 0)
    {
        if (revData[0] != '#')
            return -1;
    }
    return ret;
}
int LightSource::LightOn(int chn)
{
    int ret;
    char cmd[50] = {0};
    char ascii_buf[10];
    char chn_char;
    int  chnNumber;

    if (m_hComm == nullptr)
    {
        bool ret = OpenComm();
        if (!ret)
        {

            return -1;
        }
    }

    int brightness;
    if (chn == 1)
    {
        RS_SETTINGS->beginGroup("device/LightSource");
        brightness = RS_SETTINGS->readNumEntry("/brightnessFind");
        RS_SETTINGS->endGroup();
        chnNumber = chnFind;
    }
    else
    {
        RS_SETTINGS->beginGroup("device/LightSource");
        brightness = RS_SETTINGS->readNumEntry("/brightnessGlobal");
        RS_SETTINGS->endGroup();
        chnNumber = chnGlobal;
    }

    sprintf_s(ascii_buf,10,"%04d",brightness);
    if (chnNumber == 1)
    {
        chn_char = 'A';
    }
    else if (chnNumber == 2)
    {
        chn_char = 'B';
    }
    else if (chnNumber == 3)
    {
        chn_char = 'C';
    }
    else
    {
        chn_char = 'D';
    }

    cmd[0] = 'S';
    cmd[1] = chn_char;
    memcpy_s(&cmd[2],4,ascii_buf,4);
    cmd[6] = '#';



    ret = SendCmd(reinterpret_cast<char*>(cmd), 7 ,reinterpret_cast<unsigned char*>(revData), &revDataLen);
    if (ret == 0)
    {
        if (revData[0] != chn_char)
        {
            ret = SendCmd(reinterpret_cast<char*>(cmd), 8 ,reinterpret_cast<unsigned char*>(revData), &revDataLen);
            if (revData[0] != chn_char)
                return -1;
        }

    }
    else
    {
        ret = SendCmd(reinterpret_cast<char*>(cmd), 7 ,reinterpret_cast<unsigned char*>(revData), &revDataLen);
    }
    return ret;
}
int LightSource::LightOff(int chn)
{
    int ret;
    char cmd[50] = {0};
    char ascii_buf[10];
    char chn_char;
    int  chnNumber;

    if (m_hComm == nullptr)
    {
        bool ret = OpenComm();
        if (!ret)
        {

            return -1;
        }
    }

    int brightness = 0;
    if (chn == 1)
    {
        chnNumber = chnFind;
    }
    else
    {
        chnNumber = chnGlobal;
    }

    sprintf_s(ascii_buf,10,"%04d",brightness);
    if (chnNumber == 1)
    {
        chn_char = 'A';
    }
    else if (chnNumber == 2)
    {
        chn_char = 'B';
    }
    else if (chnNumber == 3)
    {
        chn_char = 'C';
    }
    else
    {
        chn_char = 'D';
    }

    cmd[0] = 'S';
    cmd[1] = chn_char;
    memcpy_s(&cmd[2],4,ascii_buf,4);
    cmd[6] = '#';



    ret = SendCmd(reinterpret_cast<char*>(cmd), 7 ,reinterpret_cast<unsigned char*>(revData), &revDataLen);
    if (ret == 0)
    {
        if (revData[0] != chn_char)
        {
            ret = SendCmd(reinterpret_cast<char*>(cmd), 8 ,reinterpret_cast<unsigned char*>(revData), &revDataLen);
            if (revData[0] != chn_char)
                return -1;
        }

    }
    else
    {
        ret = SendCmd(reinterpret_cast<char*>(cmd), 7 ,reinterpret_cast<unsigned char*>(revData), &revDataLen);
    }
    return ret;
}

int LightSource::getChnId(QString DevName)
{
    QSettings *settings;//申明一个QSetting类函数
    settings = new QSettings ("SerialDevSet.ini", QSettings::IniFormat);//构建函数

    QString strKey;
    strKey = "/"+DevName+"/chnFind";
    chnFind = settings->value(strKey).toInt();
    strKey = "/"+DevName+"/chnGlobal";
    chnGlobal = settings->value(strKey).toInt();

    return 0;
}