utils.h

/***************************************************************************
 * Copyright (C) 2015-2019 by Savoir-faire Linux                           *
 * Author: Edric Ladent Milaret <edric.ladent-milaret@savoirfairelinux.com>*
 * Author: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>          *
 * Author: Isa Nanic <isa.nanic@savoirfairelinux.com                       *
 *                                                                         *
 * This program is free software; you can redistribute it and/or modify    *
 * it under the terms of the GNU General Public License as published by    *
 * the Free Software Foundation; either version 3 of the License, or       *
 * (at your option) any later version.                                     *
 *                                                                         *
 * This program is distributed in the hope that it will be useful,         *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of          *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           *
 * GNU General Public License for more details.                            *
 *                                                                         *
 * You should have received a copy of the GNU General Public License       *
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.   *
 **************************************************************************/

#pragma once

//Needed for OS detection
#include <QtGlobal>

#ifdef Q_OS_WIN
#include <windows.h>
#include <ciso646>
#undef OUT
#undef IN
#undef ERROR
#else //LINUX
#define LPCWSTR char*
#endif

#include <string>
#include <QString>
#include <QImage>
#include <QStackedWidget>
#include <QTextDocument>
#include <QItemDelegate>

#include "api/conversationmodel.h"
#include "api/account.h"
#include "api/contactmodel.h"
#include "api/contact.h"

namespace Utils
{
    constexpr int animDuration_ = 200; // animation duration for sliding page in ms

    bool CreateStartupLink();
    void DeleteStartupLink();
    bool CreateLink(LPCWSTR lpszPathObj, LPCWSTR lpszPathLink);
    bool CheckStartupLink();
    QString GetRingtonePath();
    QString GenGUID();
    QString GetISODate();
    QString GetCurrentUserName();
    void InvokeMailto(const QString& subject, const QString& body, const QString& attachement = QString());
    QImage getCirclePhoto(const QImage original, int sizePhoto);
    void setStackWidget(QStackedWidget *stack, QWidget *widget);
    void showSystemNotification(QWidget* widget, const QString& message, long delay = 5000);

    std::string bestIdForConversation(const lrc::api::conversation::Info& conv, const lrc::api::ConversationModel& model);
    std::string bestIdForAccount(const lrc::api::account::Info & account);
    std::string bestNameForAccount(const lrc::api::account::Info & account);
    std::string bestIdForContact(const lrc::api::contact::Info & contact);
    std::string bestNameForContact(const lrc::api::contact::Info & contact);
    std::string bestNameForConversation(const lrc::api::conversation::Info & conv, const lrc::api::ConversationModel & model);
    std::string secondBestNameForAccount(const lrc::api::account::Info& account); // returns empty string if only infoHash is available
    lrc::api::profile::Type profileType(const lrc::api::conversation::Info & conv, const lrc::api::ConversationModel & model);
    std::string formatTimeString(const std::time_t& timestamp);
    lrc::api::ConversationModel::ConversationQueue::const_iterator getConversationFromUid(const std::string& uid, const lrc::api::ConversationModel& model);
    lrc::api::ConversationModel::ConversationQueue::const_iterator getConversationFromUri(const std::string& uri, const lrc::api::ConversationModel& model);
    bool isInteractionGenerated(const lrc::api::interaction::Type& interaction);
    bool isContactValid(const std::string& contactUid, const lrc::api::ConversationModel& model);
    QImage conversationPhoto(const std::string& convUid, const lrc::api::account::Info& accountInfo);
    QByteArray QByteArrayFromFile(const QString& filename);
    QPixmap generateTintedPixmap(const QString& filename, QColor color);
    lrc::api::conversation::Info getConversationFromCallId(const std::string& callId);
    lrc::api::conversation::Info getSelectedConversation();
    lrc::api::conversation::Info getConversationFromUid(const std::string & convUid, bool filtered = true);

    template <typename Func1, typename Func2>
    void
    oneShotConnect(const typename QtPrivate::FunctionPointer<Func1>::Object* sender, Func1 signal, Func2 slot)
    {
        QMetaObject::Connection* const connection = new QMetaObject::Connection;
        *connection = QObject::connect(sender, signal, slot);
        QMetaObject::Connection* const disconnectConnection = new QMetaObject::Connection;
        *disconnectConnection = QObject::connect(sender, signal,
            [connection, disconnectConnection] {
                if (connection) {
                    QObject::disconnect(*connection);
                    delete connection;
                }
                if (disconnectConnection) {
                    QObject::disconnect(*disconnectConnection);
                    delete disconnectConnection;
                }
            });
    }

    template<typename E>
    constexpr inline typename std::enable_if<   std::is_enum<E>::value,
        typename std::underlying_type<E>::type
    >::type
    toUnderlyingValue(E e) noexcept
    {
        return static_cast<typename std::underlying_type<E>::type >(e);
    }

    template<typename E, typename T>
    constexpr inline typename std::enable_if<   std::is_enum<E>::value && std::is_integral<T>::value,
        E
    >::type
    toEnum(T value) noexcept
    {
        return static_cast<E>(value);
    }

    template<typename T>
    ptrdiff_t
    indexInVector(const std::vector<T>& vec, const T& item)
    {
        auto it = std::find(vec.begin(), vec.end(), item);
        if (it == vec.end()) {
            return -1;
        }
        return std::distance(vec.begin(), it);
    }
}