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#ifndef MOZC_PREDICTION_DICTIONARY_PREDICTOR_H_
#define MOZC_PREDICTION_DICTIONARY_PREDICTOR_H_

#include <string>
#include <vector>
#include "base/base.h"
#include "prediction/predictor_interface.h"

namespace mozc {

class Segments;
class DictionaryInterface;

// Dictioanry-based predictor
class DictionaryPredictor: public PredictorInterface {
 public:
  DictionaryPredictor();
  virtual ~DictionaryPredictor();

  bool Predict(Segments *segments) const;

  static void MakeFeature(const string &query,
                          const string &key,
                          const string &value,
                          uint16 cost,
                          uint16 lid,
                          bool is_zip_code,
                          vector<pair<int, double> > *feature);

  // return true if key consistes of '0'-'9' or '-'
  static bool IsZipCodeRequest(const string &key);

 private:
  DictionaryInterface *dictionary_;
};
}  // namespace mozc

#endif  // MOZC_PREDICTION_DICTIONARY_PREDICTOR_H_