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/*
 * Copyright (c) 2010 Remko Tronçon
 * Licensed under the GNU General Public License v3.
 * See Documentation/Licenses/GPLv3.txt for more information.
 */

#include "SwifTools/Notifier/SnarlNotifier.h"

#include <cassert>
#include <iostream>
#include <boost/bind.hpp>

#include "Swiften/Base/foreach.h"
#include "SwifTools/Notifier/Win32NotifierWindow.h"

#define SWIFT_SNARLNOTIFIER_MESSAGE_ID 0x4567 // Sounds sick to pick a number, but this is windows

namespace Swift {

SnarlNotifier::SnarlNotifier(const String& name, Win32NotifierWindow* window, const boost::filesystem::path& icon) : window(window) {
	window->onMessageReceived.connect(boost::bind(&SnarlNotifier::handleMessageReceived, this, _1));
	snarl.RegisterConfig2(window->getID(), name.getUTF8Data(), 0, icon.string().c_str());
	foreach(Notifier::Type type, getAllTypes()) {
		snarl.RegisterAlert(name.getUTF8Data(), typeToString(type).getUTF8Data());
	}
}

SnarlNotifier::~SnarlNotifier() {
	snarl.RevokeConfig(window->getID());
	window->onMessageReceived.disconnect(boost::bind(&SnarlNotifier::handleMessageReceived, this, _1));
	if (!notifications.empty()) {
		std::cerr << "Warning: " << notifications.size() << " Snarl notifications pending" << std::endl;
	}
}

void SnarlNotifier::showMessage(Type type, const String& subject, const String& description, const boost::filesystem::path& picture, boost::function<void()> callback) {
	int timeout = (type == Type::IncomingMessage || type == Type::SystemMessage) ? DEFAULT_MESSAGE_NOTIFICATION_TIMEOUT_SECONDS : DEFAULT_STATUS_NOTIFICATION_TIMEOUT_SECONDS;
	int notificationID = snarl.ShowMessageEx(typeToString(type).getUTF8Data(), subject.getUTF8Data(), description.getUTF8Data(), timeout, picture.string().c_str(), window->getID(), SWIFT_SNARLNOTIFIER_MESSAGE_ID);
	if (notificationID > 0) {
		notifications.insert(std::make_pair(notificationID, callback));
	}
}

void SnarlNotifier::handleMessageReceived(MSG* message) {
	if (message->message == SWIFT_SNARLNOTIFIER_MESSAGE_ID) {
		int action = message->wParam;
		if (action == Snarl::SNARL_NOTIFICATION_TIMED_OUT || action == Snarl::SNARL_NOTIFICATION_ACK || action == Snarl::SNARL_NOTIFICATION_CLOSED) {
			int notificationID = message->lParam;
			NotificationsMap::iterator i = notifications.find(notificationID);
			if (i != notifications.end()) {
				if (action == Snarl::SNARL_NOTIFICATION_ACK) {
					i->second();
				}
				notifications.erase(i);
			}
			else {
				std::cerr << "Warning: Orphaned Snarl notification received";
			}
		}
	}
}

}