StandardInterfaces.h

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#ifndef SDBUS_CXX_STANDARDINTERFACES_H_
#define SDBUS_CXX_STANDARDINTERFACES_H_
 
#include <sdbus-c++/IObject.h>
#include <sdbus-c++/IProxy.h>
#include <sdbus-c++/Types.h>
#include <string>
#include <string_view>
#include <map>
#include <vector>
 
namespace sdbus {
 
    // Proxy for peer
    class Peer_proxy
    {
        static inline const char* INTERFACE_NAME = "org.freedesktop.DBus.Peer";
 
    protected:
        Peer_proxy(sdbus::IProxy& proxy)
            : m_proxy(proxy)
        {
        }
 
        Peer_proxy(const Peer_proxy&) = delete;
        Peer_proxy& operator=(const Peer_proxy&) = delete;
        Peer_proxy(Peer_proxy&&) = delete;
        Peer_proxy& operator=(Peer_proxy&&) = delete;
 
        ~Peer_proxy() = default;
 
        void registerProxy()
        {
        }
 
    public:
        void Ping()
        {
            m_proxy.callMethod("Ping").onInterface(INTERFACE_NAME);
        }
 
        std::string GetMachineId()
        {
            std::string machineUUID;
            m_proxy.callMethod("GetMachineId").onInterface(INTERFACE_NAME).storeResultsTo(machineUUID);
            return machineUUID;
        }
 
    private:
        sdbus::IProxy& m_proxy;
    };
 
    // Proxy for introspection
    class Introspectable_proxy
    {
        static inline const char* INTERFACE_NAME = "org.freedesktop.DBus.Introspectable";
 
    protected:
        Introspectable_proxy(sdbus::IProxy& proxy)
            : m_proxy(proxy)
        {
        }
 
        Introspectable_proxy(const Introspectable_proxy&) = delete;
        Introspectable_proxy& operator=(const Introspectable_proxy&) = delete;
        Introspectable_proxy(Introspectable_proxy&&) = delete;
        Introspectable_proxy& operator=(Introspectable_proxy&&) = delete;
 
        ~Introspectable_proxy() = default;
 
        void registerProxy()
        {
        }
 
    public:
        std::string Introspect()
        {
            std::string xml;
            m_proxy.callMethod("Introspect").onInterface(INTERFACE_NAME).storeResultsTo(xml);
            return xml;
        }
 
    private:
        sdbus::IProxy& m_proxy;
    };
 
    // Proxy for properties
    class Properties_proxy
    {
        static inline const char* INTERFACE_NAME = "org.freedesktop.DBus.Properties";
 
    protected:
        Properties_proxy(sdbus::IProxy& proxy)
            : m_proxy(proxy)
        {
        }
 
        Properties_proxy(const Properties_proxy&) = delete;
        Properties_proxy& operator=(const Properties_proxy&) = delete;
        Properties_proxy(Properties_proxy&&) = delete;
        Properties_proxy& operator=(Properties_proxy&&) = delete;
 
        ~Properties_proxy() = default;
 
        void registerProxy()
        {
            m_proxy
                .uponSignal("PropertiesChanged")
                .onInterface(INTERFACE_NAME)
                .call([this]( const InterfaceName& interfaceName
                            , const std::map<PropertyName, sdbus::Variant>& changedProperties
                            , const std::vector<PropertyName>& invalidatedProperties )
                            {
                                this->onPropertiesChanged(interfaceName, changedProperties, invalidatedProperties);
                            });
        }
 
        virtual void onPropertiesChanged( const InterfaceName& interfaceName
                                        , const std::map<PropertyName, sdbus::Variant>& changedProperties
                                        , const std::vector<PropertyName>& invalidatedProperties ) = 0;
 
    public:
        sdbus::Variant Get(const InterfaceName& interfaceName, const PropertyName& propertyName)
        {
            return m_proxy.getProperty(propertyName).onInterface(interfaceName);
        }
 
        sdbus::Variant Get(std::string_view interfaceName, std::string_view propertyName)
        {
            return m_proxy.getProperty(propertyName).onInterface(interfaceName);
        }
 
        template <typename _Function>
        PendingAsyncCall GetAsync(const InterfaceName& interfaceName, const PropertyName& propertyName, _Function&& callback)
        {
            return m_proxy.getPropertyAsync(propertyName).onInterface(interfaceName).uponReplyInvoke(std::forward<_Function>(callback));
        }
 
        template <typename _Function>
        [[nodiscard]] Slot GetAsync(const InterfaceName& interfaceName, const PropertyName& propertyName, _Function&& callback, return_slot_t)
        {
            return m_proxy.getPropertyAsync(propertyName).onInterface(interfaceName).uponReplyInvoke(std::forward<_Function>(callback), return_slot);
        }
 
        std::future<sdbus::Variant> GetAsync(const InterfaceName& interfaceName, const PropertyName& propertyName, with_future_t)
        {
            return m_proxy.getPropertyAsync(propertyName).onInterface(interfaceName).getResultAsFuture();
        }
 
        template <typename _Function>
        PendingAsyncCall GetAsync(std::string_view interfaceName, std::string_view propertyName, _Function&& callback)
        {
            return m_proxy.getPropertyAsync(propertyName).onInterface(interfaceName).uponReplyInvoke(std::forward<_Function>(callback));
        }
 
        template <typename _Function>
        [[nodiscard]] Slot GetAsync(std::string_view interfaceName, std::string_view propertyName, _Function&& callback, return_slot_t)
        {
            return m_proxy.getPropertyAsync(propertyName).onInterface(interfaceName).uponReplyInvoke(std::forward<_Function>(callback), return_slot);
        }
 
        std::future<sdbus::Variant> GetAsync(std::string_view interfaceName, std::string_view propertyName, with_future_t)
        {
            return m_proxy.getPropertyAsync(propertyName).onInterface(interfaceName).getResultAsFuture();
        }
 
        void Set(const InterfaceName& interfaceName, const PropertyName& propertyName, const sdbus::Variant& value)
        {
            m_proxy.setProperty(propertyName).onInterface(interfaceName).toValue(value);
        }
 
        void Set(std::string_view interfaceName, const std::string_view propertyName, const sdbus::Variant& value)
        {
            m_proxy.setProperty(propertyName).onInterface(interfaceName).toValue(value);
        }
 
        void Set(const InterfaceName& interfaceName, const PropertyName& propertyName, const sdbus::Variant& value, dont_expect_reply_t)
        {
            m_proxy.setProperty(propertyName).onInterface(interfaceName).toValue(value, dont_expect_reply);
        }
 
        void Set(std::string_view interfaceName, const std::string_view propertyName, const sdbus::Variant& value, dont_expect_reply_t)
        {
            m_proxy.setProperty(propertyName).onInterface(interfaceName).toValue(value, dont_expect_reply);
        }
 
        template <typename _Function>
        PendingAsyncCall SetAsync(const InterfaceName& interfaceName, const PropertyName& propertyName, const sdbus::Variant& value, _Function&& callback)
        {
            return m_proxy.setPropertyAsync(propertyName).onInterface(interfaceName).toValue(value).uponReplyInvoke(std::forward<_Function>(callback));
        }
 
        template <typename _Function>
        [[nodiscard]] Slot SetAsync(const InterfaceName& interfaceName, const PropertyName& propertyName, const sdbus::Variant& value, _Function&& callback, return_slot_t)
        {
            return m_proxy.setPropertyAsync(propertyName).onInterface(interfaceName).toValue(value).uponReplyInvoke(std::forward<_Function>(callback), return_slot);
        }
 
        std::future<void> SetAsync(const InterfaceName& interfaceName, const PropertyName& propertyName, const sdbus::Variant& value, with_future_t)
        {
            return m_proxy.setPropertyAsync(propertyName).onInterface(interfaceName).toValue(value).getResultAsFuture();
        }
 
        template <typename _Function>
        PendingAsyncCall SetAsync(std::string_view interfaceName, std::string_view propertyName, const sdbus::Variant& value, _Function&& callback)
        {
            return m_proxy.setPropertyAsync(propertyName).onInterface(interfaceName).toValue(value).uponReplyInvoke(std::forward<_Function>(callback));
        }
 
        template <typename _Function>
        [[nodiscard]] Slot SetAsync(std::string_view interfaceName, std::string_view propertyName, const sdbus::Variant& value, _Function&& callback, return_slot_t)
        {
            return m_proxy.setPropertyAsync(propertyName).onInterface(interfaceName).toValue(value).uponReplyInvoke(std::forward<_Function>(callback), return_slot);
        }
 
        std::future<void> SetAsync(std::string_view interfaceName, std::string_view propertyName, const sdbus::Variant& value, with_future_t)
        {
            return m_proxy.setPropertyAsync(propertyName).onInterface(interfaceName).toValue(value).getResultAsFuture();
        }
 
        std::map<PropertyName, sdbus::Variant> GetAll(const InterfaceName& interfaceName)
        {
            return m_proxy.getAllProperties().onInterface(interfaceName);
        }
 
        std::map<PropertyName, sdbus::Variant> GetAll(std::string_view interfaceName)
        {
            return m_proxy.getAllProperties().onInterface(interfaceName);
        }
 
        template <typename _Function>
        PendingAsyncCall GetAllAsync(const InterfaceName& interfaceName, _Function&& callback)
        {
            return m_proxy.getAllPropertiesAsync().onInterface(interfaceName).uponReplyInvoke(std::forward<_Function>(callback));
        }
 
        template <typename _Function>
        [[nodiscard]] Slot GetAllAsync(const InterfaceName& interfaceName, _Function&& callback, return_slot_t)
        {
            return m_proxy.getAllPropertiesAsync().onInterface(interfaceName).uponReplyInvoke(std::forward<_Function>(callback), return_slot);
        }
 
        std::future<std::map<PropertyName, sdbus::Variant>> GetAllAsync(const InterfaceName& interfaceName, with_future_t)
        {
            return m_proxy.getAllPropertiesAsync().onInterface(interfaceName).getResultAsFuture();
        }
 
        template <typename _Function>
        PendingAsyncCall GetAllAsync(std::string_view interfaceName, _Function&& callback)
        {
            return m_proxy.getAllPropertiesAsync().onInterface(interfaceName).uponReplyInvoke(std::forward<_Function>(callback));
        }
 
        template <typename _Function>
        [[nodiscard]] Slot GetAllAsync(std::string_view interfaceName, _Function&& callback, return_slot_t)
        {
            return m_proxy.getAllPropertiesAsync().onInterface(interfaceName).uponReplyInvoke(std::forward<_Function>(callback), return_slot);
        }
 
        std::future<std::map<PropertyName, sdbus::Variant>> GetAllAsync(std::string_view interfaceName, with_future_t)
        {
            return m_proxy.getAllPropertiesAsync().onInterface(interfaceName).getResultAsFuture();
        }
 
    private:
        sdbus::IProxy& m_proxy;
    };
 
    // Proxy for object manager
    class ObjectManager_proxy
    {
        static inline const char* INTERFACE_NAME = "org.freedesktop.DBus.ObjectManager";
 
    protected:
        ObjectManager_proxy(sdbus::IProxy& proxy)
            : m_proxy(proxy)
        {
        }
 
        ObjectManager_proxy(const ObjectManager_proxy&) = delete;
        ObjectManager_proxy& operator=(const ObjectManager_proxy&) = delete;
        ObjectManager_proxy(ObjectManager_proxy&&) = delete;
        ObjectManager_proxy& operator=(ObjectManager_proxy&&) = delete;
 
        ~ObjectManager_proxy() = default;
 
        void registerProxy()
        {
            m_proxy
                .uponSignal("InterfacesAdded")
                .onInterface(INTERFACE_NAME)
                .call([this]( const sdbus::ObjectPath& objectPath
                            , const std::map<sdbus::InterfaceName, std::map<PropertyName, sdbus::Variant>>& interfacesAndProperties )
                            {
                                this->onInterfacesAdded(objectPath, interfacesAndProperties);
                            });
 
            m_proxy
                .uponSignal("InterfacesRemoved")
                .onInterface(INTERFACE_NAME)
                .call([this]( const sdbus::ObjectPath& objectPath
                            , const std::vector<sdbus::InterfaceName>& interfaces )
                            {
                                this->onInterfacesRemoved(objectPath, interfaces);
                            });
        }
 
        virtual void onInterfacesAdded( const sdbus::ObjectPath& objectPath
                                      , const std::map<sdbus::InterfaceName, std::map<PropertyName, sdbus::Variant>>& interfacesAndProperties) = 0;
        virtual void onInterfacesRemoved( const sdbus::ObjectPath& objectPath
                                        , const std::vector<sdbus::InterfaceName>& interfaces) = 0;
 
    public:
        std::map<sdbus::ObjectPath, std::map<sdbus::InterfaceName, std::map<PropertyName, sdbus::Variant>>> GetManagedObjects()
        {
            std::map<sdbus::ObjectPath, std::map<sdbus::InterfaceName, std::map<PropertyName, sdbus::Variant>>> objectsInterfacesAndProperties;
            m_proxy.callMethod("GetManagedObjects").onInterface(INTERFACE_NAME).storeResultsTo(objectsInterfacesAndProperties);
            return objectsInterfacesAndProperties;
        }
 
        template <typename _Function>
        PendingAsyncCall GetManagedObjectsAsync(_Function&& callback)
        {
            return m_proxy.callMethodAsync("GetManagedObjects").onInterface(INTERFACE_NAME).uponReplyInvoke(std::forward<_Function>(callback));
        }
 
        template <typename _Function>
        [[nodiscard]] Slot GetManagedObjectsAsync(_Function&& callback, return_slot_t)
        {
            return m_proxy.callMethodAsync("GetManagedObjects").onInterface(INTERFACE_NAME).uponReplyInvoke(std::forward<_Function>(callback), return_slot);
        }
 
        std::future<std::map<sdbus::ObjectPath, std::map<sdbus::InterfaceName, std::map<PropertyName, sdbus::Variant>>>> GetManagedObjectsAsync(with_future_t)
        {
            return m_proxy.callMethodAsync("GetManagedObjects").onInterface(INTERFACE_NAME).getResultAsFuture<std::map<sdbus::ObjectPath, std::map<sdbus::InterfaceName, std::map<PropertyName, sdbus::Variant>>>>();
        }
 
    private:
        sdbus::IProxy& m_proxy;
    };
 
    // Adaptors for the above-listed standard D-Bus interfaces are not necessary because the functionality
    // is provided by underlying libsystemd implementation. The exception is Properties_adaptor,
    // ObjectManager_adaptor and ManagedObject_adaptor, which provide convenience functionality to emit signals.
 
    // Adaptor for properties
    class Properties_adaptor
    {
        static inline const char* INTERFACE_NAME = "org.freedesktop.DBus.Properties";
 
    protected:
        Properties_adaptor(sdbus::IObject& object) : m_object(object)
        {
        }
 
        Properties_adaptor(const Properties_adaptor&) = delete;
        Properties_adaptor& operator=(const Properties_adaptor&) = delete;
        Properties_adaptor(Properties_adaptor&&) = delete;
        Properties_adaptor& operator=(Properties_adaptor&&) = delete;
 
        ~Properties_adaptor() = default;
 
        void registerAdaptor()
        {
        }
 
    public:
        void emitPropertiesChangedSignal(const InterfaceName& interfaceName, const std::vector<PropertyName>& properties)
        {
            m_object.emitPropertiesChangedSignal(interfaceName, properties);
        }
 
        void emitPropertiesChangedSignal(const char* interfaceName, const std::vector<PropertyName>& properties)
        {
            m_object.emitPropertiesChangedSignal(interfaceName, properties);
        }
 
        void emitPropertiesChangedSignal(const InterfaceName& interfaceName)
        {
            m_object.emitPropertiesChangedSignal(interfaceName);
        }
 
        void emitPropertiesChangedSignal(const char* interfaceName)
        {
            m_object.emitPropertiesChangedSignal(interfaceName);
        }
 
    private:
        sdbus::IObject& m_object;
    };

    class ObjectManager_adaptor
    {
        static inline const char* INTERFACE_NAME = "org.freedesktop.DBus.ObjectManager";
 
    protected:
        explicit ObjectManager_adaptor(sdbus::IObject& object) : m_object(object)
        {
        }
 
        ObjectManager_adaptor(const ObjectManager_adaptor&) = delete;
        ObjectManager_adaptor& operator=(const ObjectManager_adaptor&) = delete;
        ObjectManager_adaptor(ObjectManager_adaptor&&) = delete;
        ObjectManager_adaptor& operator=(ObjectManager_adaptor&&) = delete;
 
        ~ObjectManager_adaptor() = default;
 
        void registerAdaptor()
        {
            m_object.addObjectManager();
        }
 
    private:
        sdbus::IObject& m_object;
    };

    class ManagedObject_adaptor
    {
    protected:
        explicit ManagedObject_adaptor(sdbus::IObject& object)
            : m_object(object)
        {
        }
 
        ManagedObject_adaptor(const ManagedObject_adaptor&) = delete;
        ManagedObject_adaptor& operator=(const ManagedObject_adaptor&) = delete;
        ManagedObject_adaptor(ManagedObject_adaptor&&) = delete;
        ManagedObject_adaptor& operator=(ManagedObject_adaptor&&) = delete;
 
        ~ManagedObject_adaptor() = default;
 
        void registerAdaptor()
        {
        }
 
    public:
        void emitInterfacesAddedSignal()
        {
            m_object.emitInterfacesAddedSignal();
        }

        void emitInterfacesAddedSignal(const std::vector<sdbus::InterfaceName>& interfaces)
        {
            m_object.emitInterfacesAddedSignal(interfaces);
        }

        void emitInterfacesRemovedSignal()
        {
            m_object.emitInterfacesRemovedSignal();
        }

        void emitInterfacesRemovedSignal(const std::vector<InterfaceName>& interfaces)
        {
            m_object.emitInterfacesRemovedSignal(interfaces);
        }
 
    private:
        sdbus::IObject& m_object;
    };
 
}
 
#endif /* SDBUS_CXX_STANDARDINTERFACES_H_ */