#ifndef UPDATEPICTEST_H

#define UPDATEPICTEST_H

#include <QtWidgets/QMainWindow>

#include "ui_updatepictest.h"

#include <QNetworkAccessManager>

#include <QNetworkRequest>

#include <QNetworkReply>

#include <QHttpMultiPart>

#include <QFile>

#include <QDataStream>

#include <QTextCodec>

class UpdatePicTest : public QMainWindow

{

	Q_OBJECT

public:

	UpdatePicTest(QWidget *parent = 0);

	~UpdatePicTest();

private slots:

	void slot_requestFinished();

	void on_pushButton_clicked();

	void upLoadError(QNetworkReply::NetworkError code);

	void uploadProcess(qint64 bytesReceived, qint64 bytesTotal);

private:

	QNetworkAccessManager * m_pNetWorkManager = NULL;

	void testUpload();

	QNetworkReply *reply;

private:

	Ui::UpdatePicTestClass ui;

};

#endif // UPDATEPICTEST_H

#include "updatepictest.h"

#include <QDebug>

UpdatePicTest::UpdatePicTest(QWidget *parent)

	: QMainWindow(parent)

{

	ui.setupUi(this);

	m_pNetWorkManager = new QNetworkAccessManager();

}

UpdatePicTest::~UpdatePicTest()

{

}

void UpdatePicTest::slot_requestFinished()

{

	QByteArray resultContent = reply->readAll();

	QTextCodec* pCodec = QTextCodec::codecForName("UTF-8");

	QString strResult = pCodec->toUnicode(resultContent);

	int nHttpCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();//http返回码

	ui.textEdit->setPlainText(strResult);

	ui.edt_code->setText(QString("%1").arg(nHttpCode));

}

void UpdatePicTest::on_pushButton_clicked()

{

	testUpload();

}

void UpdatePicTest::upLoadError(QNetworkReply::NetworkError code)

{

	qDebug() << code;

}

void UpdatePicTest::uploadProcess(qint64 bytesReceived, qint64 bytesTotal)

{

	qDebug() << bytesReceived << bytesTotal;

}

void UpdatePicTest::testUpload()

{

	QString path = ui.lineEdit->text().trimmed();

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

	QHttpPart imagePart;

	imagePart.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("image/png"));

	imagePart.setHeader(QNetworkRequest::ContentDispositionHeader, QString("form-data; name=\"%1\"; filename=\"%2\"").arg("offline.png").arg(path));

	QFile *file = new QFile(path);

	file->open(QIODevice::ReadOnly);

	imagePart.setBodyDevice(file);

	imagePart.setBodyDevice(file);

	file->setParent(multiPart);

	multiPart->append(imagePart);

	QNetworkRequest request(QUrl("http://ip:port"));

	reply = m_pNetWorkManager->post(request, multiPart);

	multiPart->setParent(reply);

	connect(reply, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(upLoadError(QNetworkReply::NetworkError)));

	connect(reply, SIGNAL(downloadProgress(qint64, qint64)), this, SLOT(uploadProcess(qint64, qint64)));

	connect(reply, SIGNAL(finished()), this, SLOT(slot_requestFinished()));

}