using Cielonos.MainGame.Characters;
using Cielonos.MainGame.FunctionalAnimation;
using Opsive.BehaviorDesigner.Runtime.Tasks;
using Opsive.GraphDesigner.Runtime;
using Opsive.GraphDesigner.Runtime.Variables;
using Opsive.Shared.Utility;
using SLSUtilities.FunctionalAnimation;
using UnityEngine;

namespace Cielonos.MainGame.Characters.AI
{
    [Description("停止正在播放的功能动画（主要用于停止之前开始的循环功能动画），并在停止后有一帧的缓冲然后返回Success。")]
    [NodeIcon("Assets/Sprites/Icon/Pause.png")]
    [Category("Cielonos")]
    public class StopLoopFuncAnim : AutomataActionBase
    {
        private AnimationSubcontrollerBase animationSc => self.animationSc;
        private FunctionalAnimationSubmodule funcAnimSm;
        
        [Header("Animation Settings")]
        [Tooltip("是否选择其他功能动画子模块，默认子模块为全身动作子模块。")]
        public bool isOtherFuncAnimSm = false;
        [Tooltip("如果选择了其他功能动画子模块，则需要指定子模块名称。")]
        public string funcAnimSmName = "";

        [Tooltip("要停止动画的打断类型。默认为 ForcedAction 表示强制打断。")]
        public DisruptionType disruptionType = DisruptionType.ForcedAction;

        private bool frameBuffer;
        
        public override void OnAwake()
        {
            base.OnAwake();
            funcAnimSm = isOtherFuncAnimSm ? null : animationSc.fullBodyFuncAnimSm;
        }

        public override void OnStart()
        {
            if (funcAnimSm != null && funcAnimSm.currentRuntimeFuncAnim != null)
            {
                if (funcAnimSm.currentRuntimeFuncAnim.isLooping)
                {
                    funcAnimSm.Stop(disruptionType);
                }
            }
            frameBuffer = false;
        }

        public override TaskStatus OnUpdate()
        {
            // 无论刚才是否停止，固定缓冲1帧再返回Success
            if (!frameBuffer)
            {
                frameBuffer = true;
                return TaskStatus.Running;
            }
            else
            {
                return TaskStatus.Success;
            }
        }
    }
}