#include <QDebug>
#include <QSysInfo>
#include <QObject>
#include <QProcess>
#include <QNetworkInterface>
#include "sysinfo.h"

SysInfo::SysInfo(QObject *parent) : QObject(parent)
{
    kernVersion = QSysInfo::kernelVersion();
    currCpuArchitecture = QSysInfo::currentCpuArchitecture();
    emit currentCpuArchitectureChanged();
    emit kernelVersionChanged();
    beepStatus = false;
}

QString SysInfo::getCurrentCpuArchitecture(){
    return currCpuArchitecture;
}

QString SysInfo::getKernelVersion(){
    return kernVersion;
}

QStringList SysInfo::ifconfig(){
    QStringList ret;
    QNetworkInterface interface;
    QList<QNetworkInterface> interfaceList = interface.allInterfaces();

    for( int i =0; i < interfaceList.size(); i++) {
        QString iface;

        QList<QNetworkAddressEntry> IPList = interfaceList.at(i).addressEntries();

        if(IPList.size() > 0) {
            iface = interfaceList.at(i).humanReadableName() +"|" + interfaceList.at(i).hardwareAddress() + "|" +
                    IPList.at(0).ip().toString() + "|" + IPList.at(0).netmask().toString() + "|" + IPList.at(0).broadcast().toString();
            ret.append(iface);
        }
    }
    return ret;
}

QString SysInfo::defaultRouter() {
    QProcess proc;
    QString ret = "";

    proc.start("sudo route -n");
    proc.waitForFinished(-1);

    QString stdout = proc.readAllStandardOutput();
    QStringList lines = stdout.split(QRegExp("\n|\r\n|\r"));
    if(lines.length() > 1) {
        for ( int i = 1; i < lines.length(); i++) {
            QStringList cc = lines.at(i).split(QRegExp(" "),QString::SkipEmptyParts);

            if(cc.at(0) == "0.0.0.0") {
                ret = cc.at(1);
                break;
            }
        }
    }
    return ret;
}

QStringList SysInfo::dnsServer() {
    QProcess proc;
    QStringList ret;

    proc.start("sudo nslookup .");
    proc.waitForFinished(-1);

    QString stdout = proc.readAllStandardOutput();
    QStringList lines = stdout.split(QRegExp("\n|\r\n|\r"));
    if(lines.length() > 0) {
        bool doit = false;
        for ( int i = 0; i < lines.length(); i++) {
            QStringList cc = lines.at(i).split(QRegExp(" |\t"),QString::SkipEmptyParts);

            if((cc.length() > 1) && (cc.at(0) == "Name:") && (cc.at(1) == ".")) {
                doit = true;
            }

            if((cc.length() > 0) && (cc.at(0) == "Server:")) {
                ret.append(cc.at(cc.length() - 1));
            }

            if ( (cc.length() > 0) && doit && lines.at(i).contains("Address")) {
                ret.append(cc.at(cc.length() - 1));
            }
        }
    }
    return ret;
}

void SysInfo::beep() {
    if(this->beepStatus) {
        QProcess proc;
        proc.start("sudo beep");
        proc.waitForFinished(-1);
    }
    return;
}

bool SysInfo::beepOn(bool status) {
    beepStatus = status;
    return beepStatus;
}