#include "elementhashtable.h"
#include <iostream>
ElementHashtable::ElementHashtable(QObject *parent) :
    QObject(parent)
{
}

bool ElementHashtable::child(QXmlStreamReader &reader)
{


    QStringRef elementName;
    elementName=reader.name();
    QString id;
    if(reader.attributes().hasAttribute("rdf:ID"))
    {
       id=reader.attributes().value("rdf:ID").toString();
    }
    BasicElementInfo *pointer=NULL;
    if(elementName=="BusbarSection")
    {
        pointer=new BusbarSection(this);
        pointer->parse(reader);
    }
    if(elementName=="Terminal")
    {
        pointer=new Terminal(this);
        pointer->parse(reader);
    }
    if(elementName=="ACLineSegment")
    {
        pointer=new ACLineSegment(this);
        pointer->parse(reader);
    }
    if(elementName=="Breaker")
    {
        pointer=new Breaker(this);
        pointer->parse(reader);
    }
    if(elementName=="Compensator")
    {
        pointer=new Compensator(this);
        pointer->parse(reader);
    }
    if(elementName=="Disconnector")
    {
        pointer=new Disconnector(this);
        pointer->parse(reader);
    }
    if(elementName=="PowerTransformer")
    {
        pointer=new PowerTransformer(this);
        pointer->parse(reader);
    }
    if(elementName=="SynchronousMachine")
    {
        pointer=new SynchronousMachine(this);
        pointer->parse(reader);
    }

    if(pointer && id!="")
    {
        this->eleHT[id]=pointer;
    }
    return true;
}

bool ElementHashtable::goPath()
{
    const QHash<QString,BasicElementInfo*> &ht=this->eleHT;
    QList<QString> keys;
    keys=ht.keys();
    std::cout<<keys.length()<<std::endl;
    for(QList<QString>::Iterator ite=keys.begin();
        ite!=keys.end();
        ite++)
    {
        BasicElementInfo *p=ht[*ite];
        if(p->getName()=="BusbarSection")
        {
            std::cout<<"BusbarSection"<<"\n";
        }
    }
    return true;
}

bool ElementHashtable::parse(const QString& xmlPath)
{
    QFile xmlFile(xmlPath);

    int loop=0;
    if(xmlFile.open(QFile::ReadOnly))
    {
        QXmlStreamReader reader(&xmlFile);
        while(!reader.atEnd() && !reader.hasError())
        {
            reader.readNext();
            if(reader.isStartElement())
            {
                if(reader.name()=="RDF")//不要读<rdf:RDF xmlns:rdf="http://www.w3.org/1999/ …… 这样一堆东西
                {
                    continue;
                }
                this->child(reader);//处理根元素下的第一级子元素，也就是Substation这一类。
            }
            loop++;
            if(loop>600000){
//                break;
            }

        }
        if(reader.hasError())
        {
            qDebug()<<reader.errorString()<<"\n";
            qDebug()<<"line number "<<reader.lineNumber()<<"\n";
        }
        xmlFile.close();
    }
    return true;
}