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

#include "core/object.h"
#include "core/reference.h"

class JavaScriptObject : public Reference {
private:
	GDCLASS(JavaScriptObject, Reference);

protected:
	virtual bool _set(const StringName &p_name, const Variant &p_value) { return false; }
	virtual bool _get(const StringName &p_name, Variant &r_ret) const { return false; }
	virtual void _get_property_list(List<PropertyInfo> *p_list) const {}
};

class JavaScript : public Object {
private:
	GDCLASS(JavaScript, Object);

	static JavaScript *singleton;

protected:
	static void _bind_methods();

public:
	Variant eval(const String &p_code, bool p_use_global_exec_context = false);
	Ref<JavaScriptObject> get_interface(const String &p_interface);
	Ref<JavaScriptObject> create_callback(Object *p_ref, const StringName &p_method);
	Variant _create_object_bind(const Variant **p_args, int p_argcount, Variant::CallError &r_error);
	void download_buffer(Vector<uint8_t> p_arr, const String &p_name, const String &p_mime = "application/octet-stream");
	bool pwa_needs_update() const;
	Error pwa_update();

	static JavaScript *get_singleton();
	JavaScript();
	~JavaScript();
};

#endif // JAVASCRIPT_SINGLETON_H