#include "fbbrowser.h"
#include <QtGui>
#include <QtWebKit>
#include <QApplication>

void fbbrowser::httpReadyRead()
{
	// This slot listens to readyRead() signal from our QNetworkReply.
	qDebug() << "readyRead() signal emmited!" << endl;
	if(reply->error() == QNetworkReply::NoError)
	{
		qDebug() << "No error, loading given URL...";
		view->load(this->baseUrl);
	}
}

fbbrowser::fbbrowser(const QUrl & url)
{
	view = new QWebView(this);
 	baseUrl = url;
	// Create QNetworkAccessManager which is needed to send/receive requests.
	manager = new QNetworkAccessManager(this);
	// Create a QNetworkRequest object and set its URL.
	// QNetworkRequest request;
	request.setUrl(url);

	// Check Internet connection
	// Let the manager send the request and receive the reply.
	// QNetworkReply *reply = manager->get(request);
        reply = manager->get(request);
	connect(reply, SIGNAL(finished()), this, SLOT(httpReadyRead()));
	//connect(reply, SIGNAL(finished()), this, SLOT());

	// Check if the reply is an error message.
	qDebug() << "QNetworkReply error code: " << reply->error();

	// TODO: error differentiation
        // reply->error() returns 0 even for invalid URL.
        // A possibility to check for validity, is to listen to readyRead()
        // signal, haven't found a better way yet ...
	//if(reply->error() == QNetworkReply::NoError)
	//{
	//	qDebug() << "No error, loading given URL...";
	//	view->load(url);
	//}
	//else 
	//{
	//	qDebug() << "Error occured, loading error page...";
	//	view->load(QUrl("qrc:/html/errorPage.html"));
	//}

	//remove the window decoration
	this->setWindowFlags(Qt::SplashScreen);

	//enable JavaScript access to qt objects
	QObject::connect(view->page()->mainFrame(), SIGNAL(javaScriptWindowObjectCleared()), this, SLOT(addJSObject()));

	//set form to fullscreen
	this->showFullScreen();

	setCentralWidget(view);
}

// Destructor
fbbrowser::~fbbrowser()
{
}

//
void fbbrowser::addJSObject()
{
	view->page()->mainFrame()->addToJavaScriptWindowObject(QString("webkitTest"), this);
}

void fbbrowser::writeText(QString text)
{
	QFile file("out.txt");
	if (!file.open(QIODevice::WriteOnly | QIODevice::Text))
		return;

	QTextStream out(&file);
	out << text << "\n";
}

// This function needed now ?
void fbbrowser::quitAll()
{
	//emit lastWindowClosed();
}