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/*
 * Copyright (c) 2010 Isode Limited.
 * All rights reserved.
 * See the COPYING file 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 std::string& name, Win32NotifierWindow* window, const boost::filesystem::path& icon) : window(window), available(false) {
    window->onMessageReceived.connect(boost::bind(&SnarlNotifier::handleMessageReceived, this, _1));
    available = snarl.RegisterApp(name.c_str(), name.c_str(), icon.string().c_str(), window->getID(), SWIFT_SNARLNOTIFIER_MESSAGE_ID);
    foreach(Notifier::Type type, getAllTypes()) {
        snarl.AddClass(typeToString(type).c_str(), typeToString(type).c_str());
    }
}

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

bool SnarlNotifier::isAvailable() const {
    return available;
}


void SnarlNotifier::showMessage(Type type, const std::string& subject, const std::string& description, const boost::filesystem::path& picture, boost::function<void()> callback) {
    int timeout = (type == IncomingMessage || type == SystemMessage) ? DEFAULT_MESSAGE_NOTIFICATION_TIMEOUT_SECONDS : DEFAULT_STATUS_NOTIFICATION_TIMEOUT_SECONDS;
    int notificationID = snarl.EZNotify(
            typeToString(type).c_str(),
            subject.c_str(),
            description.c_str(),
            timeout,
            picture.string().c_str());
    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::V41::SnarlEnums::NotificationTimedOut || action == Snarl::V41::SnarlEnums::NotificationAck || action == Snarl::V41::SnarlEnums::NotificationClosed) {
            int notificationID = message->lParam;
            NotificationsMap::iterator i = notifications.find(notificationID);
            if (i != notifications.end()) {
                if (action == Snarl::V41::SnarlEnums::NotificationAck && !i->second.empty()) {
                    i->second();
                }
                notifications.erase(i);
            }
            else {
                std::cerr << "Warning: Orphaned Snarl notification received";
            }
        }
    }
}

}