Message.h

#ifndef MESSAGE_HPP
#define MESSAGE_HPP

 
#include <QByteArray>
#include <QJsonDocument>
#include <QJsonObject>
#include <QMap>
#include <QSharedDataPointer>
#include <QString>
#include <QVariant>
 
class Message final {
  public:
    // Constructors
 
    Message();
    Message(QString const &type, QString const &value = {});
    Message(QString const &type, QString const &value,
            QVariantMap const &params);
 
    // Copying and moving
 
    Message(Message const &);
    Message &operator=(Message const &);
    Message(Message &&) noexcept;
    Message &operator=(Message &&) noexcept;
 
    // Destructor
 
    ~Message();
 
    // Accessors
 
    qint64 id() const;
    QString type() const;
    QString value() const;
    QVariantMap params() const;
 
    // Manipulators
 
    qint64 ensureId();
    void setType(QString const &);
    void setValue(QString const &);
 
    // Conversions
 
    QByteArray toJson() const;
    QJsonDocument toJsonDocument() const;
    QJsonObject toJsonObject() const;
    QVariantMap toVariantMap() const;
 
    // Deserialization
 
    static Message fromJson(QByteArray const &);
    static Message fromJson(QJsonDocument const &);
    static Message fromJson(QJsonObject const &);
 
  private:
    // Shared data implementation
 
    struct Data;
    QSharedDataPointer<Data> d_;
};
 
Q_DECLARE_TYPEINFO(Message, Q_MOVABLE_TYPE);
 
#endif // MESSAGE_HPP