#include <QtCore/QDebug>
#include <QtGui/QIcon>
#include <QtDBus/QDBusConnection>
#include <QtDBus/QDBusConnectionInterface>
#include "notificationmonitor.h"
#include "notifications_adaptor.h"

static NotificationMonitor *global_monitor = 0;

NotificationMonitor::NotificationMonitor(QObject *parent) :
	QObject(parent)
{
	QDBusConnection bus = QDBusConnection::sessionBus();
	QDBusConnectionInterface *dbus = bus.interface();
	dbus->call("AddMatch",
	           "interface='org.freedesktop.Notifications',member='Notify',type='method_call',eavesdrop='true'");
	new NotificationsAdaptor(this);
	bus.registerObject("/org/freedesktop/Notifications", this);
}

NotificationMonitor::~NotificationMonitor()
{
	QDBusConnection bus = QDBusConnection::sessionBus();
	QDBusConnectionInterface *dbus = bus.interface();
	dbus->call("RemoveMatch",
	           "interface='org.freedesktop.Notifications',member='Notify',type='method_call',eavesdrop='true'");
}

NotificationMonitor *NotificationMonitor::instance()
{
	if (!global_monitor) {
		global_monitor = new NotificationMonitor;
	}
	return global_monitor;
}

uint NotificationMonitor::Notify(const QString &app_name, uint replaces_id, const QString &app_icon, const QString &summary, const QString &body, const QStringList &actions, const QVariantHash &hints, int expire_timeout)
{
	QIcon icon;

	qDebug() << "Got notification" << app_name << app_icon << summary << body;

	// Avoid sending a reply for this method call, since we've received it
	// because we're eavesdropping.
	// The actual target of the method call will send the proper reply, not us.
	Q_ASSERT(calledFromDBus());
	setDelayedReply(true);

	if (app_icon.startsWith("/")) {
		icon = QIcon(app_icon);
	} else if (app_icon.startsWith("file:")) {
		QUrl url(app_icon);
		icon = QIcon(url.toLocalFile());
	} else {
		icon = QIcon::fromTheme(app_icon);
	}

	emit incomingNotification(app_name, icon, summary, body);

	return 0;
}