#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "imgfmt/HGImgFmt.h"
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QNetworkAccessManager>
#include <QHttpPart>
#include <QFileInfo>

MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainWindow)
{
    ui->setupUi(this);

    m_devUserMgr = new DeviceUserMgr(this);
    m_devUser = nullptr;
    ui->label_currDevName->setText(tr("no dev"));
}

MainWindow::~MainWindow()
{
    if (nullptr != m_devUser)
    {
        disconnect(m_devUser, SIGNAL(newImage(void*)), this, SLOT(on_newImage(void*)));
        delete m_devUser;
        m_devUser = nullptr;
    }

    delete m_devUserMgr;
    m_devUserMgr = nullptr;

    delete ui;
}

void MainWindow::on_newImage(void *image)
{
    static int i = 0;
    char fileName[256];
    sprintf(fileName, "D:\\test_%d.jpg", i++);
    HGImgFmt_SaveImage((HGImage)image, 0, NULL, fileName);
    HGBase_DestroyImage((HGImage)image);
}

void MainWindow::on_pushButton_selectDev_clicked()
{
#if 1
    if (nullptr != m_devUser)
    {
        disconnect(m_devUser, SIGNAL(newImage(void*)), this, SLOT(on_newImage(void*)));
        delete m_devUser;
        m_devUser = nullptr;
        ui->label_currDevName->setText(tr("no dev"));
    }

    DeviceUser *devUser = m_devUserMgr->OpenDeviceUser();
    if (devUser != nullptr)
    {
        m_devUser = devUser;
        connect(m_devUser, SIGNAL(newImage(void*)), this, SLOT(on_newImage(void*)));
        ui->label_currDevName->setText(m_devUser->GetName());
    }
#else
    QString filePath("D:\\1.jpg");
    QFileInfo info(filePath);
    QFile *file = new QFile(filePath);
    file->open(QIODevice::ReadOnly);

    QHttpMultiPart *multiPart = new QHttpMultiPart(QHttpMultiPart::FormDataType);

    QHttpPart filePart;
    filePart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"file\"; filename=\"123456.jpg\""));
    filePart.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("image/jpeg"));
    filePart.setBodyDevice(file);
    multiPart->append(filePart);

    QHttpPart machinePart;
    machinePart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"machine\""));
    machinePart.setBody(QByteArray("M2"));
    multiPart->append(machinePart);

    QHttpPart submitPart;
    submitPart.setHeader(QNetworkRequest::ContentDispositionHeader, QVariant("form-data; name=\"submit\""));
    submitPart.setBody(QByteArray("Submit"));
    multiPart->append(submitPart);

    QNetworkRequest request;
    request.setUrl(QUrl("http://47.104.31.27:8500/v1/api/file/upload"));
    QNetworkAccessManager *accessManager = new QNetworkAccessManager(this);
    QNetworkReply *reply = accessManager->post(request, multiPart);

    multiPart->setParent(reply);
    QEventLoop loop;
    QObject::connect(reply, SIGNAL(finished()), &loop, SLOT(quit()));
    loop.exec();

    QString s = QString(reply->readAll());
    qDebug(s.toStdString().c_str());

    file->close();
    reply->abort();
    accessManager->deleteLater();//不主动释放会在卸载DLL时造成耗时
    accessManager=NULL;
#endif
}

void MainWindow::on_pushButton_setting_clicked()
{
    if (nullptr != m_devUser)
        m_devUser->ShowSettingDlg();
}

void MainWindow::on_pushButton_scan_clicked()
{
    if (nullptr != m_devUser)
        m_devUser->StartScan();
}