#include "configurer.h"
#include <QFile>
#include <QTextStream>
#include <systemmanager.h>

QString  Configurer::processName()
{
    return "/usr/bin/fl_4g";
}

QString  Configurer::confName()
{
    return "/etc/wiet/daemon_4g.conf";
}

void  Configurer::changConf(const QString &key, const QString &value)
{
    bool bFind =false;
    QList<QString> confInfo =readConf();
    QString data;
    foreach (QString row, confInfo)
    {
        QStringList list = SystemManager::instance()->getMatch(row, "[#a-zA-Z0-9_]+");
        if(list.contains(key) && list[0][0] !='#'){
            bFind = true;
            data += (key +" = "+value +newLineChars());
        }else{
            data += (row +newLineChars());
        }
    }

    if(!bFind)
    {
         data += (key +" = "+value +newLineChars());
    }
    writeConf(data);
}

void  Configurer::changConf(const QMap<QString, QString> &maps)
{
    QList<QString> confInfo = readConf();
    QString data;
    QList<QString> keys= maps.keys();
    foreach (QString row, confInfo)
    {
        QStringList list = SystemManager::instance()->getMatch(row, "[#a-zA-Z0-9_]+");
        if(list.size() >0 && maps.contains(list[0])&& list[0][0] != '#')
        {
            data += (list[0] +" = "+maps.value(list[0]) +newLineChars());
            keys.removeOne(list[0]);

        }else{
             data += (row +newLineChars());
        }
    }

    for(int i=0; i<keys.size(); i++)
    {
        data += (keys[i] +" = "+maps.value(keys[i]) +newLineChars());
    }

    writeConf(data);
}

QString  Configurer::conf(const QString &key)
{
    QList<QString> confInfo = readConf();
    QString results;
    foreach (QString row, confInfo)
    {
        QStringList list = SystemManager::instance()->getMatch(row, "[#a-zA-Z0-9_]+");
       if(list.size() >=1 && list.contains(key) && list[0][0] !='#'){
           if(list.size()>1)
           {
               results = list[1];
           }
           break;
       }
    }
    return results;
}
QList<QString> Configurer::readConf()
{
    QList<QString> list;
    QFile file(confName());
    if(file.open(QFile::ReadOnly| QFile::Text))
    {
        QTextStream stream(&file);
        QString line;
        while (stream.readLineInto(&line)) {
            list<< line;
        }
        file.close();
    }

    return list;
}

void  Configurer::writeConf(const QString &data)
{
    QFile file(confName());
    if(file.open(QFile::ReadWrite| QFile::Text |QFile::Truncate))
    {
        file.write(data.toLocal8Bit());
        file.close();
    }
}

QString  Configurer::newLineChars()
{
    return "\n";
}