#ifndef TRANSITION__H
#define TRANSITION__H

#include <vector>
#include "Action.hpp"
#include "Config.hpp"

class Transition
{
  private :

  std::string name;
  std::string state;
  std::vector<Action> sequence;
  std::function<int(const Config & config)> cost;

  private :

  static int getNbLinkedWith(int firstIndex, int lastIndex, Config::Object object, int withIndex, const Config & config);
  static int getNbLinkedWithHead(int firstIndex, int lastIndex, Config::Object object, int withIndex, const Config & config);
  static int getNbLinkedWithDeps(int firstIndex, int lastIndex, Config::Object object, int withIndex, const Config & config);

  static int getFirstIndexOfSentence(int baseIndex, const Config & config);
  static int getLastIndexOfSentence(int baseIndex, const Config & config);

  void initWrite(std::string colName, std::string object, std::string index, std::string value);
  void initAdd(std::string colName, std::string object, std::string index, std::string value);
  void initEagerShift();
  void initStandardShift();
  void initEagerLeft_rel(std::string label);
  void initEagerRight_rel(std::string label);
  void initStandardLeft_rel(std::string label);
  void initStandardRight_rel(std::string label);
  void initDeprel(std::string label);
  void initEagerLeft();
  void initEagerRight();
  void initReduce_strict();
  void initReduce_relaxed();
  void initEOS(int bufferIndex);
  void initNothing();
  void initIgnoreChar();
  void initEndWord();
  void initAddCharToWord();
  void initSplitWord(std::vector<std::string> words);
  void initSplit(int index);

  public :

  Transition(const std::string & name);
  void apply(Config & config);
  bool appliable(const Config & config) const;
  int getCost(const Config & config) const;
  const std::string & getName() const;
};

#endif