/*************************************************************************/
/*  bone_attachment_3d.h                                                 */
/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
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#ifndef BONE_ATTACHMENT_3D_H
#define BONE_ATTACHMENT_3D_H

#include "scene/3d/skeleton_3d.h"
#ifdef TOOLS_ENABLED
#include "scene/resources/bone_map.h"
#endif // TOOLS_ENABLED

class BoneAttachment3D : public Node3D {
	GDCLASS(BoneAttachment3D, Node3D);

	bool bound = false;
	String bone_name;
	int bone_idx = -1;

	bool override_pose = false;
	int override_mode = 0;
	bool _override_dirty = false;

	enum OVERRIDE_MODES {
		MODE_GLOBAL_POSE,
		MODE_LOCAL_POSE,
	};

	bool use_external_skeleton = false;
	NodePath external_skeleton_node;
	ObjectID external_skeleton_node_cache;

	void _check_bind();
	void _check_unbind();

	void _transform_changed();
	void _update_external_skeleton_cache();
	Skeleton3D *_get_skeleton3d();

protected:
	virtual void _validate_property(PropertyInfo &property) const override;
	bool _get(const StringName &p_path, Variant &r_ret) const;
	bool _set(const StringName &p_path, const Variant &p_value);
	void _get_property_list(List<PropertyInfo> *p_list) const;
	void _notification(int p_what);

	static void _bind_methods();
#ifdef TOOLS_ENABLED
	virtual void _notify_skeleton_bones_renamed(Node *p_base_scene, Skeleton3D *p_skeleton, Ref<BoneMap> p_bone_map);
#endif // TOOLS_ENABLED

public:
	virtual TypedArray<String> get_configuration_warnings() const override;

	void set_bone_name(const String &p_name);
	String get_bone_name() const;

	void set_bone_idx(const int &p_idx);
	int get_bone_idx() const;

	void set_override_pose(bool p_override);
	bool get_override_pose() const;
	void set_override_mode(int p_mode);
	int get_override_mode() const;

	void set_use_external_skeleton(bool p_external_skeleton);
	bool get_use_external_skeleton() const;
	void set_external_skeleton(NodePath p_skeleton);
	NodePath get_external_skeleton() const;

	virtual void on_bone_pose_update(int p_bone_index);

	BoneAttachment3D();
};

#endif // BONE_ATTACHMENT_3D_H