/**

GDevelop - LinkedObjects Extension
Copyright (c) 2008-2016 Florian Rival (Florian.Rival@gmail.com)
This project is released under the MIT License.
*/

#include "GDCpp/Extensions/ExtensionBase.h"
#include "ObjectsLinksManager.h"


#include <iostream>

void DeclareLinkedObjectsExtension(gd::PlatformExtension & extension)
{
    extension.SetExtensionInformation("LinkedObjects",
                          _("Linked objects"),
                          _("This Extension can virtually link two objects."),
                          "Florian Rival",
                          "Open source (MIT License)");

    #if defined(GD_IDE_ONLY)

    extension.AddAction("LinkObjects",
                   _("Link two objects"),
                   _("Link two objects together, so as to be able to get one from the other."),
                   _("Link _PARAM1_ and _PARAM2_"),
                   _("Linked objects"),
                   "CppPlatform/Extensions/LinkedObjectsicon24.png",
                   "CppPlatform/Extensions/LinkedObjectsicon16.png")

        .AddCodeOnlyParameter("currentScene", "")
        .AddParameter("objectPtr", _("Object 1"))
        .AddParameter("objectPtr", _("Object 2"))

        .SetFunctionName("GDpriv::LinkedObjects::LinkObjects").SetIncludeFile("LinkedObjects/LinkedObjectsTools.h");

    extension.AddAction("RemoveLinkBetween",
                   _("Unlink two objects"),
                   _("Unlink two objects."),
                   _("Unlink _PARAM1_ and _PARAM2_"),
                   _("Linked objects"),
                   "CppPlatform/Extensions/LinkedObjectsicon24.png",
                   "CppPlatform/Extensions/LinkedObjectsicon16.png")

        .AddCodeOnlyParameter("currentScene", "")
        .AddParameter("objectPtr", _("Object 1"))
        .AddParameter("objectPtr", _("Object 2"))

        .SetFunctionName("GDpriv::LinkedObjects::RemoveLinkBetween").SetIncludeFile("LinkedObjects/LinkedObjectsTools.h");

    extension.AddAction("RemoveAllLinksOf",
                   _("Unlink all objects from an object"),
                   _("Unlink all objects from an object."),
                   _("Unlink all objects from _PARAM1_"),
                   _("Linked objects"),
                   "CppPlatform/Extensions/LinkedObjectsicon24.png",
                   "CppPlatform/Extensions/LinkedObjectsicon16.png")

        .AddCodeOnlyParameter("currentScene", "")
        .AddParameter("objectPtr", _("Object"))

        .SetFunctionName("GDpriv::LinkedObjects::RemoveAllLinksOf").SetIncludeFile("LinkedObjects/LinkedObjectsTools.h");

    extension.AddCondition("PickObjectsLinkedTo",
                   _("Take into account linked objects"),
                   _("Take some objects linked to the object into account for next conditions and actions.\nThe condition will return false if no object was taken into account."),
                   _("Take into account all \"_PARAM1_\" linked to _PARAM2_"),
                   _("Linked objects"),
                   "CppPlatform/Extensions/LinkedObjectsicon24.png",
                   "CppPlatform/Extensions/LinkedObjectsicon16.png")

        .AddCodeOnlyParameter("currentScene", "")
        .AddParameter("objectList", _("Pick these objects..."))
        .AddParameter("objectPtr", _("...if they are linked to this object"))

        .SetFunctionName("GDpriv::LinkedObjects::PickObjectsLinkedTo").SetIncludeFile("LinkedObjects/LinkedObjectsTools.h");


    extension.AddAction("PickObjectsLinkedTo",
                   _("Take into account linked objects"),
                   _("Take objects linked to the object into account for next actions."),
                   _("Take into account all \"_PARAM1_\" linked to _PARAM2_"),
                   _("Linked objects"),
                   "CppPlatform/Extensions/LinkedObjectsicon24.png",
                   "CppPlatform/Extensions/LinkedObjectsicon16.png")

        .AddCodeOnlyParameter("currentScene", "")
        .AddParameter("objectList", _("Pick these objects..."))
        .AddParameter("objectPtr", _("...if they are linked to this object"))

        .SetFunctionName("GDpriv::LinkedObjects::PickObjectsLinkedTo").SetIncludeFile("LinkedObjects/LinkedObjectsTools.h");

    #endif
}

/**
 * \brief This class declares information about the extension.
 */
class LinkedObjectsCppExtension : public ExtensionBase
{
public:

    /**
     * Constructor of an extension declares everything the extension contains: objects, actions, conditions and expressions.
     */
    LinkedObjectsCppExtension()
    {
        DeclareLinkedObjectsExtension(*this);
        GD_COMPLETE_EXTENSION_COMPILATION_INFORMATION();
    };

    /**
     * The extension must be aware of objects deletion
     */
    virtual bool ToBeNotifiedOnObjectDeletion() { return true; }

    /**
     * Be sure to remove all links when an object is deleted
     */
    virtual void ObjectDeletedFromScene(RuntimeScene & scene, RuntimeObject * object)
    {
        GDpriv::LinkedObjects::ObjectsLinksManager::managers[&scene].RemoveAllLinksOf(object);
    }

    /**
     * Initialize manager of linked objects of scene
     */
    virtual void SceneLoaded(RuntimeScene & scene)
    {
        GDpriv::LinkedObjects::ObjectsLinksManager::managers[&scene].ClearAll();
    }

    /**
     * Destroy manager of linked objects of scene
     */
    virtual void SceneUnloaded(RuntimeScene & scene)
    {
        GDpriv::LinkedObjects::ObjectsLinksManager::managers.erase(&scene);
    }
};

#if defined(ANDROID)
extern "C" ExtensionBase * CreateGDCppLinkedObjectsExtension() {
    return new LinkedObjectsCppExtension;
}
#elif !defined(EMSCRIPTEN)
/**
 * Used by GDevelop to create the extension class
 * -- Do not need to be modified. --
 */
extern "C" ExtensionBase * GD_EXTENSION_API CreateGDExtension() {
    return new LinkedObjectsCppExtension;
}
#endif