#pragma once

#ifdef FF_HAVE_DBUS
    #include <dbus/dbus.h>

    #include "common/FFstrbuf.h"
    #include "common/library.h"

typedef struct FFDBusLibrary {
    FF_LIBRARY_SYMBOL(dbus_bus_get)
    FF_LIBRARY_SYMBOL(dbus_message_new_method_call)
    FF_LIBRARY_SYMBOL(dbus_message_append_args)
    FF_LIBRARY_SYMBOL(dbus_message_iter_init)
    FF_LIBRARY_SYMBOL(dbus_message_iter_get_arg_type)
    FF_LIBRARY_SYMBOL(dbus_message_iter_get_basic)
    FF_LIBRARY_SYMBOL(dbus_message_iter_recurse)
    FF_LIBRARY_SYMBOL(dbus_message_iter_has_next)
    FF_LIBRARY_SYMBOL(dbus_message_iter_next)
    FF_LIBRARY_SYMBOL(dbus_message_unref)
    FF_LIBRARY_SYMBOL(dbus_connection_send_with_reply_and_block)
    FF_LIBRARY_SYMBOL(dbus_connection_unref)
} FFDBusLibrary;

typedef struct FFDBusData {
    const FFDBusLibrary* lib;
    DBusConnection* connection;
} FFDBusData;

const char* ffDBusLoadData(DBusBusType busType, FFDBusData* data); // Returns an error message or NULL on success
bool ffDBusGetString(FFDBusData* dbus, DBusMessageIter* iter, FFstrbuf* result);
bool ffDBusGetBool(FFDBusData* dbus, DBusMessageIter* iter, bool* result);
bool ffDBusGetUint(FFDBusData* dbus, DBusMessageIter* iter, uint64_t* result);
DBusMessage* ffDBusGetMethodReply(FFDBusData* dbus, const char* busName, const char* objectPath, const char* interface, const char* method, const char* arg1, const char* arg2);
DBusMessage* ffDBusGetProperty(FFDBusData* dbus, const char* busName, const char* objectPath, const char* interface, const char* property);
bool ffDBusGetPropertyString(FFDBusData* dbus, const char* busName, const char* objectPath, const char* interface, const char* property, FFstrbuf* result);
bool ffDBusGetInt(FFDBusData* dbus, DBusMessageIter* iter, int64_t* result);
bool ffDBusGetPropertyUint(FFDBusData* dbus, const char* busName, const char* objectPath, const char* interface, const char* property, uint64_t* result);
void ffDBusDestroyData(FFDBusData* data);

static inline DBusMessage* ffDBusGetAllProperties(FFDBusData* dbus, const char* busName, const char* objectPath, const char* interface) {
    return ffDBusGetMethodReply(dbus, busName, objectPath, "org.freedesktop.DBus.Properties", "GetAll", interface, NULL);
}

    #define FF_DBUS_AUTO_DESTROY_DATA FF_A_CLEANUP(ffDBusDestroyData)

#endif // FF_HAVE_DBUS
