/* Copyright (C) 2013
 * 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 and at http://www.swift-project.org/license.html. 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.
 */

#ifndef BLACKGUI_TEXTMESSAGECOMPONENT_H
#define BLACKGUI_TEXTMESSAGECOMPONENT_H

//! \file

#include "blackgui/components/runtimebasedcomponent.h"
#include "blackgui/components/timerbasedcomponent.h"
#include "blackmisc/nwtextmessage.h"
#include "blackmisc/avaircraft.h"

#include <QTabWidget>
#include <QLineEdit>
#include <QTextEdit>

namespace Ui { class CTextMessageComponent; }
namespace BlackGui
{
    namespace Components
    {
        //! Text message widget
        class CTextMessageComponent : public QTabWidget, public CRuntimeBasedComponent
        {
            Q_OBJECT

        public:
            //! Tabs
            enum Tab
            {
                TextMessagesAll,
                TextMessagesUnicom,
                TextMessagesCom1,
                TextMessagesCom2
            };

            //! Constructor
            explicit CTextMessageComponent(QWidget *parent = nullptr);

            //! Destructor
            ~CTextMessageComponent();

            //! SELCAL callback, SELCAL is obtained by that
            void setSelcalCallback(const std::function<const QString(void)> &selcalCallback) { this->m_selcalCallback = selcalCallback; }

        signals:
            //! Message to be displayed in info window
            void displayInInfoWindow(const BlackMisc::CVariant &message, int displayDurationMs) const;

        public slots:
            //! Command entered
            void commandEntered();

            /*!
             * \brief Append text messages (received, to be sent) to GUI
             * \param messages
             * \param sending
             */
            void appendTextMessagesToGui(const BlackMisc::Network::CTextMessageList &messages, bool sending = false);

            //! Cockpit values changed, used to updated some components
            void changedAircraftCockpit();

        protected:
            //! \copydoc CRuntimeBasedComponent::runtimeHasBeenSet
            void runtimeHasBeenSet() override;

        private:
            Ui::CTextMessageComponent *ui;
            QWidget *getTab(Tab tab); //!< enum to widget
            std::function<const QString(void)> m_selcalCallback; //!< obtain SELCAL by that
            QAction *m_clearTextEditAction;
            QTextEdit *m_currentTextEdit;

            /*!
             * \brief Add new text message tab
             * \param tabName   name of the new tab, usually the channel name
             * \return
             */
            QWidget *addNewTextMessageTab(const QString &tabName);

            //! Find text message tab by its name
            QWidget *findTextMessageTabByName(const QString &name) const;

            /*!
             * \brief Private channel text message
             * \param textMessage
             * \param sending   sending or receiving
             */
            void addPrivateChannelTextMessage(const BlackMisc::Network::CTextMessage &textMessage, bool sending = false);

            /*!
             * Stub for sending a text message (eihter radio or private message).
             * Sets sender / receiver depending on frequency / channel situation.
             */
            BlackMisc::Network::CTextMessage getTextMessageStubForChannel();

            //! own aircraft
            const BlackMisc::Aviation::CAircraft getOwnAircraft() const { Q_ASSERT(this->getIContextOwnAircraft()); return this->getIContextOwnAircraft()->getOwnAircraft(); }

            //! For this text message's recepient, is the current tab selected?
            bool isCorrespondingTextMessageTabSelected(BlackMisc::Network::CTextMessage textMessage) const;

            //! Network connected?
            bool isNetworkConnected() const { return this->getIContextNetwork() && this->getIContextNetwork()->isConnected() ; }

            //! Show current frequencies
            void showCurrentFrequenciesFromCockpit();

        private slots:
            //! Close text message tab
            void closeTextMessageTab();

            //! Context menu for text edit including clear
            void showContextMenuForTextEdit(const QPoint &pt);

            //! Clear text edit
            void clearTextEdit();
        };
    }
}
#endif // guard