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/*
 * Copyright (c) 2010-2012 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#include <Swift/Controllers/EventWindowController.h>

#include <Swift/Controllers/XMPPEvents/MessageEvent.h>
#include <Swift/Controllers/XMPPEvents/SubscriptionRequestEvent.h>
#include <boost/bind.hpp>

namespace Swift {

EventWindowController::EventWindowController(EventController* eventController, EventWindowFactory* windowFactory) {
	eventController_ = eventController;
	windowFactory_ = windowFactory;
	window_ = windowFactory_->createEventWindow();
	eventAddedConnection_ = eventController_->onEventQueueEventAdded.connect(boost::bind(&EventWindowController::handleEventQueueEventAdded, this, _1));
}

EventWindowController::~EventWindowController() {
	if (window_->canDelete()) {
		delete window_;
	}
}

void EventWindowController::handleEventQueueEventAdded(boost::shared_ptr<StanzaEvent> event) {
	if (event->getConcluded()) {
		handleEventConcluded(event);
	} else {
		boost::shared_ptr<MessageEvent> message = boost::dynamic_pointer_cast<MessageEvent>(event);
		if (!(message && message->isReadable())) {
			event->onConclusion.connect(boost::bind(&EventWindowController::handleEventConcluded, this, event));
			window_->addEvent(event, true);
		}
	}
}

void EventWindowController::handleEventConcluded(boost::shared_ptr<StanzaEvent> event) {
	window_->removeEvent(event);
	bool includeAsCompleted = true;
	/* Because subscription requests get duplicated, don't add them back */
	if (boost::dynamic_pointer_cast<SubscriptionRequestEvent>(event) || boost::dynamic_pointer_cast<MessageEvent>(event)) {
		includeAsCompleted = false;
	}
	if (includeAsCompleted) {
		window_->addEvent(event, false);
	}
	event->onConclusion.disconnect(boost::bind(&EventWindowController::handleEventConcluded, this, event));
}

}