#include "home.h"
#include "ui_home.h"
#include <QDateTime>
#include <QMessageBox>
#include <QScreen>
#include <QTimer>
#include <QDebug>
#include <QNetworkRequest>
#include <QHttpMultiPart>
#include <QNetworkAccessManager>
#include <QFile>
#include <QProcess>
#include <QVBoxLayout>
//#include <QtWin>
//#include <QtWinExtras/qwinfunctions.h>
#pragma  comment(lib, "user32.lib")
#include "httpapi.h"
#include "qresource.h"

//#include <windows.h>
//#include <tlhelp32.h>
#include <stdio.h>
#pragma execution_character_set("utf-8")
Home::Home(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::Home)
{
    ui->setupUi(this);

    myTimer = new QTimer(this);
    //start timer for screen capture
    connect(myTimer,&QTimer::timeout,[this](){
            captureScreen();
    });
    myTimer->start(60000);
    setWindowTitle(tr("智能工时管家"));
    //set ui data
    webWidget = new QWebEngineView(this);
    QNetworkProxyFactory::setUseSystemConfiguration(false);

  QVBoxLayout *mainLayout = new QVBoxLayout;

  mainLayout->addWidget(webWidget);
//  setLayout(mainLayout);
  QWidget* widget = new QWidget(this);
  widget->setLayout(mainLayout);
  this->setCentralWidget(widget);

  setWindowState(Qt::WindowMaximized);//最大化
  QSettings *qs = new QSettings("MyManager",QSettings::IniFormat,this);
  qs->beginGroup("user");
  QString id = qs->value("id").toString();
  qDebug() << "id=="<<id<<", phone="<<qs->value("name").toString();
  QString str = HOME_PAGE_URL + id;
  loadNavigate(str);
  //首次登陆时立即截图
    captureScreen();
}


void Home::captureScreen() {
    QScreen *screen = QGuiApplication::primaryScreen();
    QString filePathName = "timeManager_screencap.jpg";
    QFile oldFile(filePathName);
    if (oldFile.exists()) {
        QImage oldImg(filePathName);
        uchar* data = oldImg.bits();
        int height = oldImg.height();
        int width = oldImg.width();
        bool result = screen->grabWindow(0).save(filePathName, "jpg"); // 0值为整个电脑屏幕WId
        if (!result) {
            QMessageBox msg3(QMessageBox::Information,windowTitle(),"请尝试使用管理员运行程序！",QMessageBox::Ok,this);
            msg3.exec();
        }
        //判断图像是否和之前的那个一样
        QImage curImg = QImage(filePathName);
        int curHeight = curImg.height();
        int curWidth = curImg.width();
        uchar* curData = curImg.bits();
        int similarPercent = 0;
        if (height == curHeight && width == curWidth) {//必须先满足尺寸一致
            unsigned char r,g,b,curR, curG, curB;
            int totalPixel = 0;
            int samePixel = 0;
            for (int i=0;i<height;i++)
            {
                for (int j=0;j<width;j++)
                {
                    totalPixel++;
                    r = *(data+2);
                    g = *(data+1);
                    b = *data;
                    //判断像素点的值, 一致的数量
                    curR = *(curData+2);
                    curG = *(curData+1);
                    curB = *curData;
                    if (r == curR && g == curG && b == curB) {
                        samePixel++;
                    }
                    data+=4;
                    curData +=4;
                }
            }
            similarPercent = samePixel *100/totalPixel;
            qDebug() <<"similar percent = "<<similarPercent<<"%";
        } else {
            similarPercent = 0;
        }
        QString qs = QString::number(similarPercent);

        if (similarPercent >= 95) {//相似度90%以上，认为是一样的，不要上传
            qDebug() << "不上传！！！";
            return;
        }
    } else {
        //直接保存
        screen->grabWindow(0).save(filePathName, "jpg");
    }

    //start upload file
    QNetworkRequest request;

    request.setUrl(QUrl(SERVER_URL + "/imageProcessing/saveAndProcessImage"));
    QHttpMultiPart *multiPart = new QHttpMultiPart(QHttpMultiPart::FormDataType);
    QHttpPart imagePart;
    imagePart.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("image/jpeg"));//如果是png图片填image/png
    imagePart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"file\"; filename=\"image.jpg\""));
    // imagePart.setRawHeader("Content-ID", "my@content.id"); // 添加任何你喜欢的 headers
    QFile *file = new QFile(filePathName);
    file->open(QIODevice::ReadOnly);
    imagePart.setBodyDevice(file);
    multiPart->append(imagePart);

    //text paramter
    QHttpPart textPart;
    textPart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"uid\""));
    QSettings *qs = new QSettings("MyManager",QSettings::IniFormat,this);
    qs->beginGroup("user");
    QString id = qs->value("id").toString();

    textPart.setBody(id.toUtf8());
    multiPart->append(textPart);
    QHttpPart textPart2;
    textPart2.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"indate\""));
    QString indate = QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss");
    textPart2.setBody(indate.toUtf8());
    multiPart->append(textPart2);


//    QString processList = getProcessList();
//    qDebug() << processList;
//    QHttpPart textPart3;
//    textPart3.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"processList\""));
//    textPart3.setBody(processList.toUtf8());
//    multiPart->append(textPart3);

    //add os infomation
    QString osType = "";
    #if defined(Q_OS_WIN)
    osType = "Q_OS_WIN";
    #endif
    #if defined(Q_OS_MAC)
    osType = "Q_OS_MAC";
    #endif
    #if defined(Q_OS_LINUX)
    osType = "Q_OS_LINUX";
    #endif
    qDebug() << "osType=="<<osType;
    QHttpPart textPart4;
    textPart4.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"osType\""));
    textPart4.setBody(osType.toUtf8());
    multiPart->append(textPart4);

    QNetworkAccessManager *m_pNetWorkManager = new QNetworkAccessManager();
    m_pNetWorkManager->post(request, multiPart);
}

QString Home::getProcessList() {
    QProcess process;
    #ifdef Q_OS_WIN
    qDebug() <<"This is Windows platform";
    process.start("tasklist.exe");
    #endif
    #ifdef Q_OS_MAC
    qDebug() <<"This is Mac platform, run ps aux";
    process.start("ps aux");
    #endif
    #ifdef Q_OS_LINUX
    qDebug() <<"This is Linux platform, run ps aux";
    process.start("ps aux");
    #endif
    if(process.waitForFinished())
    {
        QByteArray result = process.readAll();
        return result;
    }
    return NULL;
}
void Home::loadNavigate(QString sUrl)
{
  webWidget->load(sUrl);
}
Home::~Home()
{
    delete webWidget;
    delete ui;
}
void Home::closeEvent ( QCloseEvent * e )
{
    if(QMessageBox::question(this,
                             tr("退出"),
                             tr("退出软件将无法统计到您的工时，影响绩效，您确定要退出吗?"),
                              QMessageBox::Yes, QMessageBox::No )
                   == QMessageBox::Yes){
        e->accept();//不会将事件传递给组件的父组件
        qDebug()<<"ok";
    }
    else
      e->ignore();
}