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/*
 * Copyright (c) 2012 Yoann Blein
 * Licensed under the simplified BSD license.
 * See Documentation/Licenses/BSD-simplified.txt for more information.
 */

#include <Swiften/Serializer/PayloadSerializers/InputEventSerializer.h>

#include <boost/smart_ptr/make_shared.hpp>
#include <boost/lexical_cast.hpp>

#include <Swiften/Base/foreach.h>
#include <Swiften/Serializer/XML/XMLElement.h>

namespace Swift {

std::string InputEventSerializer::serializePayload(boost::shared_ptr<InputEventPayload> payload) const {
	XMLElement inputevt("inputevt", "http://sip-comunicator.org/protocol/inputevt");
	inputevt.setAttribute("action", actionToString(payload->getAction()));

	XMLElement::ref remoteControlNode = boost::make_shared<XMLElement>("remote-control", "http://sip-communicator.org/protocol/inputevt");
	foreach (InputEventPayload::Event event, payload->getEvents()) {
		XMLElement::ref eventNode = boost::make_shared<XMLElement>(eventTypeToString(event.type));
		switch (event.type) {
			case InputEventPayload::Event::MouseMove:
				eventNode->setAttribute("x", boost::lexical_cast<std::string>(event.realArg1));
				eventNode->setAttribute("y", boost::lexical_cast<std::string>(event.realArg2));
				break;
			case InputEventPayload::Event::MouseWheel:
				eventNode->setAttribute("notch", boost::lexical_cast<std::string>(event.integerArg));
				break;
			case InputEventPayload::Event::MousePress:
			case InputEventPayload::Event::MouseRelease:
				eventNode->setAttribute("btns", boost::lexical_cast<std::string>(event.integerArg));
				break;
			case InputEventPayload::Event::KeyType:
				eventNode->setAttribute("keychar", boost::lexical_cast<std::string>(event.integerArg));
				break;
			case InputEventPayload::Event::KeyPress:
			case InputEventPayload::Event::KeyRelease:
				eventNode->setAttribute("keycode", boost::lexical_cast<std::string>(event.integerArg));
				break;
			default:
				break;
		}
		remoteControlNode->addNode(eventNode);
	}

	inputevt.addNode(remoteControlNode);
	return inputevt.serialize();
}

std::string InputEventSerializer::actionToString(InputEventPayload::Action action) {
	switch (action) {
		case InputEventPayload::Notify:
			return "notify";
		default:
			std::cerr << "Serializing unknown action." << std::endl;
	}
	return "";
}

std::string InputEventSerializer::eventTypeToString(InputEventPayload::Event::EventType eventType) {
	switch (eventType) {
		case InputEventPayload::Event::MouseMove:
			return "mouse-move";
		case InputEventPayload::Event::MousePress:
			return "mouse-press";
		case InputEventPayload::Event::MouseRelease:
			return "mouse-release";
		case InputEventPayload::Event::MouseWheel:
			return "mouse-wheel";
		case InputEventPayload::Event::KeyPress:
			return "key-press";
		case InputEventPayload::Event::KeyRelease:
			return "key-release";
		case InputEventPayload::Event::KeyType:
			return "key-type";
		default:
			std::cerr << "Serializing unknown event type." << std::endl;
	}
	return "";
}

}