// Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.

#pragma once

namespace folly {

struct dynamic;

} // namespace folly

namespace facebook {
namespace react {

#pragma region Animation - specific properties

struct SpringAnimationProperties {
  float springDamping;
  float initialVelocity;
};

#pragma endregion

class LayoutAnimation {
 public:
  enum class AnimationType {
    EaseIn,
    EaseInEaseOut,
    EaseOut,
    Keyboard,
    Linear,
    None,
    Spring,
  };

  enum class AnimatableProperty {
    None,
    Opacity,
    ScaleX,
    ScaleY,
    ScaleXY,
  };

  struct LayoutAnimationProperties {
    float duration = 0.0f;
    float delay = 0.0f;
    AnimationType animationType;
    AnimatableProperty animatedProp;

    union // Animation-specific properties
    {
      SpringAnimationProperties springAnimationProperties;
    };
  };

  struct LayoutAnimations {
    LayoutAnimationProperties createAnimationProps;
    LayoutAnimationProperties deleteAnimationProps;
    LayoutAnimationProperties updateAnimationProps;
  };

  LayoutAnimation(folly::dynamic config);
  const LayoutAnimations &Properties() {
    return m_props;
  }

 private:
  LayoutAnimations m_props;
};

} // namespace react
} // namespace facebook