/*
 * Open Chinese Convert
 *
 * Copyright 2010-2014 BYVoid <byvoid@byvoid.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include "Common.hpp"
#include "Dict.hpp"

namespace opencc {
/**
* Group of dictionaries
* @ingroup opencc_cpp_api
*/
class OPENCC_EXPORT DictGroup : public Dict {
public:
  DictGroup(const list<DictPtr>& dicts);

  static DictGroupPtr NewFromDict(const Dict& dict);

  virtual ~DictGroup();

  virtual size_t KeyMaxLength() const;

  virtual Optional<const DictEntry*> Match(const char* word) const;

  virtual Optional<const DictEntry*> MatchPrefix(const char* word) const;

  virtual vector<const DictEntry*> MatchAllPrefixes(const char* word) const;

  virtual LexiconPtr GetLexicon() const;

  const list<DictPtr> GetDicts() const { return dicts; }

private:
  const size_t keyMaxLength;
  const list<DictPtr> dicts;
};
}