/**
 * File: behaviorSayName.h
 *
 * Author: ross
 * Created: 2018-06-22
 *
 * Description: says the user's name
 *
 * Copyright: Anki, Inc. 2018
 *
 **/

#ifndef __Engine_AiComponent_BehaviorComponent_Behaviors_BehaviorSayName__
#define __Engine_AiComponent_BehaviorComponent_Behaviors_BehaviorSayName__
#pragma once

#include "engine/aiComponent/behaviorComponent/behaviors/simpleFaceBehaviors/iSimpleFaceBehavior.h"

namespace Anki {

namespace Vision {
  class TrackedFace;
}

namespace Vector {

class BehaviorTextToSpeechLoop;

class BehaviorSayName : public ISimpleFaceBehavior
{
public:
  virtual ~BehaviorSayName() = default;

protected:

  // Enforce creation through BehaviorFactory
  friend class BehaviorFactory;
  explicit BehaviorSayName(const Json::Value& config);

  virtual void GetBehaviorOperationModifiers(BehaviorOperationModifiers& modifiers) const override;
  virtual void GetAllDelegates(std::set<IBehavior*>& delegates) const override;
  virtual void GetBehaviorJsonKeys(std::set<const char*>& expectedKeys) const override;

  virtual void InitBehavior() override;
  virtual bool WantsToBeActivatedBehavior() const override;
  virtual void OnBehaviorActivated() override;

  virtual void BehaviorUpdate() override;
private:

  struct InstanceConfig {
    InstanceConfig(const Json::Value& config);

    // The animation to use while saying name. Must have special TTS keyframe!
    AnimationTrigger knowNameAnimation;

    // The animation to use to indicate name is not known. No TTS keyframe!
    AnimationTrigger dontKnowNameAnimation;

    // Text to speak *after* playing dontKnowNameAnimation (empty for none)
    std::string dontKnowTextKey = "BehaviorSayName.DontKnow";

    // Max time to wait for a face in the process of being recognized to come back with a name
    // before just triggering the "don't know" reaction
    float waitForRecognitionMaxTime_sec = 1.5f;

    std::shared_ptr<BehaviorTextToSpeechLoop> ttsBehavior;
  };

  struct DynamicVariables {
    DynamicVariables();
    bool  waitingForRecognition = true;
  };

  InstanceConfig _iConfig;
  DynamicVariables _dVars;

  void SayName(const std::string& name, const bool isGuess);
  void SayDontKnow();
  void Finish();
};

} // namespace Vector
} // namespace Anki

#endif // __Engine_AiComponent_BehaviorComponent_Behaviors_BehaviorSayName__