namespace UnityEngine.XR.Content.Animation
{
    /// <summary>
    /// Enables a component to react to the 'ActionFinished' animation event.
    /// </summary>
    /// <seealso cref="IAnimationEventActionBegin"/>
    public interface IAnimationEventActionFinished
    {
        void ActionFinished(string label);
    }

    /// <summary>
    /// Calls the 'ActionFinished' function on any supported component when the target animation exits.
    /// </summary>
    /// <seealso cref="AnimationEventActionBegin"/>
    public class AnimationEventActionFinished : StateMachineBehaviour
    {
        [SerializeField]
        [Tooltip("A label identifying the animation that has finished.")]
        string m_Label;

        /// <inheritdoc />
        public override void OnStateExit(Animator animator, AnimatorStateInfo stateInfo, int layerIndex)
        {
            var eventReceiver = animator.GetComponentInParent<IAnimationEventActionFinished>();
            eventReceiver?.ActionFinished(m_Label);
        }
    }
}