Client/Assets/Behavior Designer/Runtime/Basic Tasks/ParticleSystem/IsStopped.cs


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using UnityEngine;

namespace BehaviorDesigner.Runtime.Tasks.Basic.UnityParticleSystem
{
    [TaskCategory("Basic/ParticleSystem")]
    [TaskDescription("Is the Particle System stopped?")]
    public class IsStopped : Conditional
    {
        [Tooltip("The GameObject that the task operates on. If null the task GameObject is used.")]
        public SharedGameObject targetGameObject;

        private ParticleSystem particleSystem;
        private GameObject prevGameObject;

        public override void OnStart()
        {
            var currentGameObject = GetDefaultGameObject(targetGameObject.Value);
            if (currentGameObject != prevGameObject) {
                particleSystem = currentGameObject.GetComponent<ParticleSystem>();
                prevGameObject = currentGameObject;
            }
        }

        public override TaskStatus OnUpdate()
        {
            if (particleSystem == null) {
                Debug.LogWarning("ParticleSystem is null");
                return TaskStatus.Failure;
            }

            return particleSystem.isStopped ? TaskStatus.Success : TaskStatus.Failure;
        }

        public override void OnReset()
        {
            targetGameObject = null;
        }
    }
}