#include "check_obj.h"
#include "unistd.h"
#include <QDebug>

Check_Obj::Check_Obj()
{

}

bool Check_Obj::MTest_Data(CHECK_DATA workingdata, bool W)
{
    QFile file(workdata);
    if(!file.open(QIODevice::WriteOnly))
        return false;

    QDomDocument doc;
    QDomProcessingInstruction instruction;
    instruction = doc.createProcessingInstruction("xml","version=\"1.0\" encoding=\"UTF-8\"");
    doc.appendChild(instruction);
    QDomElement root=doc.createElement("WORK_DATA_ROOT");
    doc.appendChild(root);

    QDomElement DE = doc.createElement("testfilename");
    DE.appendChild(doc.createTextNode(workingdata.testfilename));
    root.appendChild(DE);

    DE = doc.createElement("workstate");
    DE.appendChild(doc.createTextNode(QString::number(workingdata.workstate)));
    root.appendChild(DE);

    DE = doc.createElement("alarmstate");
    DE.appendChild(doc.createTextNode(QString::number(workingdata.alarmstate)));
    root.appendChild(DE);

    DE = doc.createElement("PowerCtrl");
    DE.appendChild(doc.createTextNode(QString::number(workingdata.PowerCtrl)));
    root.appendChild(DE);

    DE = doc.createElement("CapPS");
    DE.appendChild(doc.createTextNode(QString::number(workingdata.CapPS)));
    root.appendChild(DE);

    DE = doc.createElement("SubCapPS1");
    DE.appendChild(doc.createTextNode(QString::number(workingdata.SubCapPS[0])));
    root.appendChild(DE);

    DE = doc.createElement("SubCapPS2");
    DE.appendChild(doc.createTextNode(QString::number(workingdata.SubCapPS[1])));
    root.appendChild(DE);

    DE = doc.createElement("SubCapPS3");
    DE.appendChild(doc.createTextNode(QString::number(workingdata.SubCapPS[2])));
    root.appendChild(DE);

    DE = doc.createElement("SubCapPS4");
    DE.appendChild(doc.createTextNode(QString::number(workingdata.SubCapPS[3])));
    root.appendChild(DE);

    QTextStream out( &file );
    doc.save(out, 4);

    if(W)
    {
        file.flush();
        int fd = file.handle();
        fsync(fd);
    }
    file.close();
    return true;
}

bool Check_Obj::RTest_Data(CHECK_DATA &workingdata)
{
    QDomDocument doc;
    QFile file(workdata);
    if( !file.exists())
        return false;
    if( !file.open( QFile::ReadOnly))
        return false;
    if(!doc.setContent(&file))
        return false;
    file.close();
    QDomElement root = doc.documentElement();
    QDomNode DN;

    if(!(DN=root.elementsByTagName("testfilename").at(0)).isNull())
    {
        workingdata.testfilename = DN.toElement().text();
    }
    if(!(DN=root.elementsByTagName("workstate").at(0)).isNull())
    {
        workingdata.workstate = DN.toElement().text().toInt();
    }
    if(!(DN=root.elementsByTagName("alarmstate").at(0)).isNull())
    {
        workingdata.alarmstate = DN.toElement().text().toInt();
    }
    if(!(DN=root.elementsByTagName("PowerCtrl").at(0)).isNull())
    {
        workingdata.PowerCtrl = DN.toElement().text().toInt();
    }
    if(!(DN=root.elementsByTagName("CapPS").at(0)).isNull())
    {
        workingdata.CapPS = DN.toElement().text().toInt();
    }
    if(!(DN=root.elementsByTagName("SubCapPS1").at(0)).isNull())
    {
        workingdata.SubCapPS[0] = DN.toElement().text().toInt();
    }
    if(!(DN=root.elementsByTagName("SubCapPS2").at(0)).isNull())
    {
        workingdata.SubCapPS[1] = DN.toElement().text().toInt();
    }
    if(!(DN=root.elementsByTagName("SubCapPS3").at(0)).isNull())
    {
        workingdata.SubCapPS[2] = DN.toElement().text().toInt();
    }
    if(!(DN=root.elementsByTagName("SubCapPS4").at(0)).isNull())
    {
        workingdata.SubCapPS[3] = DN.toElement().text().toInt();
    }
    return true;
}

bool Check_Obj::Read_Fbo_Data(QString fname, FBO_DATA &fbo_data){
    QFile file(fname);
    if( !file.open(QFile::ReadOnly) )
        return false;
    QDataStream dataStream(&file);
    qint64 length = file.size();
    quint8 *datas = new quint8[length];
    memset(datas,0,length*sizeof(quint8));
    dataStream.readRawData((char*)datas,length);

    FBO_DATA_HEAD_START data_start;
    memcpy(&data_start,datas,sizeof(FBO_DATA_HEAD_START));
    int fbo_length = data_start.BattGroup;
    fbo_length *= data_start.BattSum;
    fbo_length = sizeof(FBO_DATA)-MONOMER_NUM_MAX*2+fbo_length*2;

    qint64 addr = length-fbo_length;

    while(addr>=FBO_DATA_HEAD_INFO_LENTH)
    {
        if( (datas[addr] == 0xFD || datas[addr] == 0xFC) &&
             datas[addr] == datas[addr+1] &&
             datas[addr] == datas[addr+2] &&
             datas[addr] == datas[addr+3] )
        {
            memcpy(&fbo_data,&datas[addr],fbo_length);
            delete []datas;
            return true;
        }
        else
        {
            addr -=1;
        }
    }
    delete []datas;
    file.close();
    return false;
}