/*************************************************************************/
/*  config_file.h                                                        */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
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/*************************************************************************/

#ifndef CONFIG_FILE_H
#define CONFIG_FILE_H

#include "core/io/file_access.h"
#include "core/object/ref_counted.h"
#include "core/templates/ordered_hash_map.h"
#include "core/variant/variant_parser.h"

class ConfigFile : public RefCounted {
	GDCLASS(ConfigFile, RefCounted);

	OrderedHashMap<String, OrderedHashMap<String, Variant>> values;

	PackedStringArray _get_sections() const;
	PackedStringArray _get_section_keys(const String &p_section) const;
	Error _internal_load(const String &p_path, FileAccess *f);
	Error _internal_save(FileAccess *file);

	Error _parse(const String &p_path, VariantParser::Stream *p_stream);

protected:
	static void _bind_methods();

public:
	void set_value(const String &p_section, const String &p_key, const Variant &p_value);
	Variant get_value(const String &p_section, const String &p_key, Variant p_default = Variant()) const;

	bool has_section(const String &p_section) const;
	bool has_section_key(const String &p_section, const String &p_key) const;

	void get_sections(List<String> *r_sections) const;
	void get_section_keys(const String &p_section, List<String> *r_keys) const;

	void erase_section(const String &p_section);
	void erase_section_key(const String &p_section, const String &p_key);

	Error save(const String &p_path);
	Error load(const String &p_path);
	Error parse(const String &p_data);

	void clear();

	Error load_encrypted(const String &p_path, const Vector<uint8_t> &p_key);
	Error load_encrypted_pass(const String &p_path, const String &p_pass);

	Error save_encrypted(const String &p_path, const Vector<uint8_t> &p_key);
	Error save_encrypted_pass(const String &p_path, const String &p_pass);
};

#endif // CONFIG_FILE_H