/*
 * Author: Nikolay Dvurechensky
 * Site: https://www.dvurechensky.pro/
 * Gmail: dvurechenskysoft@gmail.com
 * Last Updated: 12 мая 2025 08:07:05
 * Version: 1.0.1
 */

using System; // require keep for Windows Universal App
using UnityEngine;

namespace UniRx.Triggers
{
    [DisallowMultipleComponent]
    public class ObservableAnimatorTrigger : ObservableTriggerBase
    {
        Subject<int> onAnimatorIK;

        /// <summary>Callback for setting up animation IK (inverse kinematics).</summary>
        void OnAnimatorIK(int layerIndex)
        {
            if (onAnimatorIK != null) onAnimatorIK.OnNext(layerIndex);
        }

        /// <summary>Callback for setting up animation IK (inverse kinematics).</summary>
        public IObservable<int> OnAnimatorIKAsObservable()
        {
            return onAnimatorIK ?? (onAnimatorIK = new Subject<int>());
        }

        Subject<Unit> onAnimatorMove;

        /// <summary>Callback for processing animation movements for modifying root motion.</summary>
        void OnAnimatorMove()
        {
            if (onAnimatorMove != null) onAnimatorMove.OnNext(Unit.Default);
        }

        /// <summary>Callback for processing animation movements for modifying root motion.</summary>
        public IObservable<Unit> OnAnimatorMoveAsObservable()
        {
            return onAnimatorMove ?? (onAnimatorMove = new Subject<Unit>());
        }

        protected override void RaiseOnCompletedOnDestroy()
        {
            if (onAnimatorIK != null)
            {
                onAnimatorIK.OnCompleted();
            }
            if (onAnimatorMove != null)
            {
                onAnimatorMove.OnCompleted();
            }
        }
    }
}