/*
  This file is part of the kcalcore library.

  SPDX-FileCopyrightText: 2020 Daniel Vrátil <dvratil@kde.org>

  SPDX-License-Identifier: LGPL-2.0-or-later
*/

#ifndef KCALCORE_CONFERENCE_H
#define KCALCORE_CONFERENCE_H

#include <QMetaType>
#include <QSharedDataPointer>
#include <QUrl>

#include "customproperties.h"
#include "kcalendarcore_export.h"

namespace KCalendarCore
{
/*!
  \qmlvaluetype conference
  \inqmlmodule org.kde.kcalendarcore
  \nativetype KCalendarCore::Conference

  \brief
  Represents information related to a conference information of an Calendar
  Incidence, typically a meeting or task (to-do).

  Conference contains information needed to join a remote conference system
  (e.g. phone call, audio/video meeting etc.)
*/

/*!
  \class KCalendarCore::Conference
  \inmodule KCalendarCore
  \inheaderfile KCalendarCore/Conference
  \brief
  Represents information related to a conference information of an Calendar
  Incidence, typically a meeting or task (to-do).

  Conference contains information needed to join a remote conference system
  (e.g. phone call, audio/video meeting etc.)

  \since 5.77
*/
class KCALENDARCORE_EXPORT Conference
{
    Q_GADGET

    /*!
     * \qmlproperty bool conference::isNull
     */

    /*!
     * \property KCalendarCore::Conference::isNull
     */
    Q_PROPERTY(bool isNull READ isNull)

    /*!
     * \qmlproperty list<string> conference::features
     */

    /*!
     * \property KCalendarCore::Conference::features
     */
    Q_PROPERTY(QStringList features READ features WRITE setFeatures)

    /*!
     * \qmlproperty string conference::label
     */

    /*!
     * \property KCalendarCore::Conference::label
     */
    Q_PROPERTY(QString label READ label WRITE setLabel)

    /*!
     * \qmlproperty url conference::uri
     */

    /*!
     * \property KCalendarCore::Conference::uri
     */
    Q_PROPERTY(QUrl uri READ uri WRITE setUri)

    /*!
     * \qmlproperty string conference::language
     */

    /*!
     * \property KCalendarCore::Conference::language
     */
    Q_PROPERTY(QString language READ language WRITE setLanguage)

public:
    using List = QList<Conference>;

    /*! Create a null Conference. */
    explicit Conference();

    /*!
      Constructs a conference consisting of a \a uri, description of
      the URI (\a label), list of features of the conference (\a features)
      and \a language.

      \a uri is the URI to join the conference.

      \a label is the label of the URI.

      \a features is the features of this particular conference method.

      \a language is the language of the information present in other fields.

    */
    Conference(const QUrl &uri, const QString &label, const QStringList &features = {}, const QString &language = {});

    /*!
      Constructs a conference by copying another conference.

      \a conference is the conference to be copied.

    */
    Conference(const Conference &conference);

    /*!
      Destroys the conference.
    */
    ~Conference();

    /*!
      Compares this with \a conference for equality.

      \a conference the conference to compare.

      Returns true if \a conference is equal to this object, or false if they are different.
    */
    bool operator==(const Conference &conference) const;

    /*!
      Compares this with another conference for inequality.

      \a other is the conference to compare.

      Returns true if \a other is not equal to this object, or false if they are equal.
    */
    bool operator!=(const Conference &other) const;

    /*!
     * Returns \c true if this is a default-constructed Conference instance.
     */
    Q_REQUIRED_RESULT bool isNull() const;

    /*!
     * Returns the URI to join the conference, with access code included.
     */
    Q_REQUIRED_RESULT QUrl uri() const;

    /*!
     * Sets the URI to \a uri.
     */
    void setUri(const QUrl &uri);

    /*!
     * Returns label with additional details regarding further use of the URI.
     */
    Q_REQUIRED_RESULT QString label() const;

    /*!
     * Sets the URI label to \a label.
     */
    void setLabel(const QString &label);

    /*!
     * Returns the list of features of the conferencing system at given URI.
     *
     * This can be e.g. CHAT, AUDIO, VIDEO, PHONE, etc.
     */
    Q_REQUIRED_RESULT QStringList features() const;

    /*!
     * Adds \a feature to the list of features.
     *
     * \a feature Feature to add.
     *
     */
    void addFeature(const QString &feature);

    /*!
     * Removes \a feature from the list of features.
     *
     * \a feature Feature to remove.
     *
     */
    void removeFeature(const QString &feature);

    /*!
     * Sets the list of features to \a features.
     */
    void setFeatures(const QStringList &features);

    /*!
     * Returns the language of the text present in other properties of this object.
     */
    Q_REQUIRED_RESULT QString language() const;

    /*!
     * Sets the language to \a language.
     */
    void setLanguage(const QString &language);

    /*!
      Sets this conference equal to \a conference.

      \a conference is the conference to copy.

    */
    Conference &operator=(const Conference &conference);

    /*!
      Adds a custom property. If the property already exists it will be overwritten.

      \a xname is the name of the property.

      \a xvalue is its value.

    */
    void setCustomProperty(const QByteArray &xname, const QString &xvalue);

    /*!
      Returns a reference to the CustomProperties object
    */
    Q_REQUIRED_RESULT CustomProperties &customProperties();

    /*!
      Returns a const reference to the CustomProperties object
    */
    const CustomProperties &customProperties() const;

private:
    //@cond PRIVATE
    class Private;
    QSharedDataPointer<Private> d;
    //@endcond

    friend KCALENDARCORE_EXPORT QDataStream &operator<<(QDataStream &, const KCalendarCore::Conference &);
    friend KCALENDARCORE_EXPORT QDataStream &operator>>(QDataStream &, KCalendarCore::Conference &);
};

/*!
  Serializes a Conference object into a data stream.

  \a stream is a QDataStream.

  \a conference is a reference to a Conference object to be serialized.

*/
KCALENDARCORE_EXPORT QDataStream &operator<<(QDataStream &stream, const KCalendarCore::Conference &conference);

/*!
  Initializes a Conference object from a data stream.

  \a stream is a QDataStream.

  \a conference is a reference to a Conference object to be initialized.

*/
KCALENDARCORE_EXPORT QDataStream &operator>>(QDataStream &stream, KCalendarCore::Conference &conference);

}

//@cond PRIVATE
Q_DECLARE_TYPEINFO(KCalendarCore::Conference, Q_RELOCATABLE_TYPE);
Q_DECLARE_METATYPE(KCalendarCore::Conference)
//@endcond

#endif