/* Copyright (C) 2015
 * swift project Community / Contributors
 *
 * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
 * directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
 * or distributed except according to the terms contained in the LICENSE file.
 */

#include "blackmisc/input/hotkeycombination.h"
#include "blackmisc/compare.h"
#include "blackmisc/iterator.h"

#include <QStringList>
#include <QtGlobal>
#include <algorithm>
#include <tuple>

namespace BlackMisc
{
    namespace Input
    {
        CHotkeyCombination::CHotkeyCombination(CKeyboardKey key) : CHotkeyCombination(CKeyboardKeyList(key))
        { }

        CHotkeyCombination::CHotkeyCombination(const CKeyboardKeyList &keys) : m_keyboardKeys(keys)
        { }

        void CHotkeyCombination::addKeyboardKey(CKeyboardKey key)
        {
            if (m_keyboardKeys.contains(key)) { return; }
            m_keyboardKeys.push_back(key);
            m_keyboardKeys.sortBy(&CKeyboardKey::getKey);
        }

        void CHotkeyCombination::addJoystickButton(CJoystickButton button)
        {
            if (m_joystickButtons.contains(button)) { return; }
            m_joystickButtons.push_back(button);
            m_joystickButtons.sortBy(&CJoystickButton::getButtonIndex);
        }

        void CHotkeyCombination::replaceKey(CKeyboardKey oldKey, CKeyboardKey newKey)
        {
            if (oldKey.hasKey())
            {
                Q_ASSERT(!oldKey.isUnknown());
                m_keyboardKeys.remove(oldKey);
            }
            if (!newKey.isUnknown()) { m_keyboardKeys.push_back(newKey); }
            m_keyboardKeys.sortBy(&CKeyboardKey::getKey);
        }

        void CHotkeyCombination::replaceButton(CJoystickButton oldButton, CJoystickButton newButton)
        {
            m_joystickButtons.remove(oldButton);
            if (newButton.isValid()) { m_joystickButtons.push_back(newButton); }
            m_joystickButtons.sortBy(&CJoystickButton::getButtonIndex);
        }

        void CHotkeyCombination::removeKeyboardKey(CKeyboardKey key)
        {
            replaceKey(key, CKeyboardKey());
        }

        void CHotkeyCombination::removeJoystickButton(CJoystickButton button)
        {
            replaceButton(button, CJoystickButton());
        }

        bool CHotkeyCombination::isSubsetOf(const CHotkeyCombination &other) const
        {
            return std::all_of(m_keyboardKeys.begin(), m_keyboardKeys.end(), [&other](const CKeyboardKey & k) { return other.m_keyboardKeys.contains(k); }) &&
            std::all_of(m_joystickButtons.begin(), m_joystickButtons.end(), [&other](const CJoystickButton & b) { return other.m_joystickButtons.contains(b); });
        }

        QString CHotkeyCombination::convertToQString(bool i18n) const
        {
            Q_UNUSED(i18n);
            QStringList sl;
            sl.reserve(m_keyboardKeys.size() + m_joystickButtons.size());
            for (const auto &key : m_keyboardKeys)
            {
                sl << key.toQString();
            }
            for (const auto &button : m_joystickButtons)
            {
                sl << button.toQString();
            }
            return sl.join('+');
        }

        QString CHotkeyCombination::asStringWithDeviceNames() const
        {
            QStringList sl;
            sl.reserve(m_keyboardKeys.size() + m_joystickButtons.size());
            for (const auto &key : m_keyboardKeys)
            {
                sl << key.toQString();
            }
            for (const auto &button : m_joystickButtons)
            {
                sl << button.getButtonAsStringWithDeviceName();
            }
            return sl.join('+');
        }
    } // ns
} // ns