/*************************************************************************/
/*  config_file.h                                                        */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/

#ifndef CONFIG_FILE_H
#define CONFIG_FILE_H

#include "core/ordered_hash_map.h"
#include "core/os/file_access.h"
#include "core/reference.h"
#include "core/variant_parser.h"

class ConfigFile : public Reference {

	GDCLASS(ConfigFile, Reference);

	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);

	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