/*
** Copyright (c) 2014-2017, Eren Okka
**
** This Source Code Form is subject to the terms of the Mozilla Public
** License, v. 2.0. If a copy of the MPL was not distributed with this
** file, You can obtain one at https://mozilla.org/MPL/2.0/.
*/

#pragma once

#include <initializer_list>
#include <map>
#include <vector>

#include "element.h"
#include "string.h"

namespace anitomy {

struct TokenRange;

struct KeywordOptions {
		bool identifiable = true;
		bool searchable = true;
		bool valid = true;
};

struct Keyword {
		ElementCategory category;
		KeywordOptions options;
};

class KeywordManager {
	public:
		KeywordManager();

		void Add(ElementCategory category, const KeywordOptions& options,
				 const std::initializer_list<string_t>& keywords);

		bool Find(ElementCategory category, const string_t& str) const;
		bool Find(const string_t& str, ElementCategory& category, KeywordOptions& options) const;

		void Peek(const string_t& filename, const TokenRange& range, Elements& elements,
				  std::vector<TokenRange>& preidentified_tokens) const;

		string_t Normalize(const string_t& str) const;

	private:
		using keyword_container_t = std::map<string_t, Keyword>;

		keyword_container_t& GetKeywordContainer(ElementCategory category) const;

		keyword_container_t file_extensions_;
		keyword_container_t keys_;
};

extern KeywordManager keyword_manager;

} // namespace anitomy