/*
 * ActionSequence.hpp
 *
 *  Created on: Dec 17, 2009
 *      Author: crueger
 */

#ifndef ACTIONSEQUENZE_HPP_
#define ACTIONSEQUENZE_HPP_

// include config.h
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif


#include "Actions/Action.hpp"

#include <deque>

class ActionSequenceTest;

namespace MoleCuilder {

/**
 * Store Actions for later use.
 */
class ActionSequence
{
  friend class MakroAction;
  //!> grant unit test access to private sequence
  friend class ::ActionSequenceTest;
public:
  typedef std::deque<Action*> actionSet;
  typedef std::deque<ActionState::ptr> stateSet;

  ActionSequence();
  ActionSequence(const ActionSequence &_other);
  virtual ~ActionSequence();

  void addAction(Action*);
  Action* removeLastAction();
  unsigned int getLoop() const
  { return loop; }

  void callAll();

  bool canUndo();
  bool shouldUndo();

  void outputAsCLI(std::ostream &ost) const;
  void outputAsPython(std::ostream &ost, const std::string &prefix) const;
  void setOptionValue(const std::string &_token, const std::string &_value);

protected:
  /** removes the first occurence of an action name \a name from sequence.
   *
   * \param name name of action
   * \return true - action removed, false - action not found
   */
  bool removeAction(const std::string &name);

  stateSet callAll(bool); // Dummy parameter to allow overloading
  Dialog* fillAllDialogs(Dialog *dialog);
  stateSet undoAll(stateSet);
  stateSet redoAll(stateSet);
  void setLoop(unsigned int _loop)
  { loop = _loop; }

  unsigned int getStep() const
  { return step; }

private:
  actionSet actions;
  //!> how often the sequence is repeated
  unsigned int loop;
  //!> current step (used in loops)
  unsigned int step;
};

}

#endif /* ACTIONSEQUENZE_HPP_ */