using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace Stary.Evo.RKTools
{
    public static class RKAddInteractionExtension
    {
        #region 触摸

        /// <summary>
        /// 添加触摸事件
        /// </summary>
        /// <param name="Touchedobject">被触碰物体</param>
        /// <param name="TouchEvent">触碰后事件</param>
        public static void ObjectAddTouchEvent(this GameObject Touchedobject, System.Action<GameObject> TouchEvent,
            float TouchScale = 1.2f)
        {
            Collider ObjectCollider = Touchedobject.GetComponent<Collider>();

            // 原有的组件设置优先级最高
            if (ObjectCollider == null)
            {
                ObjectCollider = Touchedobject.AddComponent<BoxCollider>();
                ObjectCollider.isTrigger = true;
            }
#if Evo_Rokid
            var GrabInteractable = Touchedobject.GetComponent<Rokid.UXR.Interaction.GrabInteractable>();

            if (GrabInteractable == null)
            {
                GrabInteractable = Touchedobject.AddComponent<Rokid.UXR.Interaction.GrabInteractable>();
                GrabInteractable.rate = TouchScale;
            }
            GrabInteractable.OnHoverBegin.AddListener(() => TouchEvent?.Invoke(Touchedobject));
#elif Evo_Xreal
            var GrabInteractable =
 Touchedobject.GetComponent<UnityEngine.XR.Interaction.Toolkit.Interactables.XRGrabInteractable>();

            if (GrabInteractable == null)
            {
                GrabInteractable =
 Touchedobject.AddComponent<UnityEngine.XR.Interaction.Toolkit.Interactables.XRGrabInteractable>();
                GrabInteractable.smoothScale = true;
                GrabInteractable.smoothScaleAmount = TouchScale;  // 低数值 = 高惯性
                GrabInteractable.tightenScale = 0.1f;     // 强平滑效果
            }
            GrabInteractable.throwOnDetach = false;
            GrabInteractable.GetComponent<Rigidbody>().useGravity = false;
            GrabInteractable.hoverEntered.AddListener((a) => TouchEvent?.Invoke(Touchedobject));   

            ObjectCollider.enabled = true;
#endif
        }

        /// <summary>
        /// 暂停触摸事件
        /// </summary>
        /// <param name="Touchedobject">被触碰物体</param>
        public static void ObjectPauseTouchEvent(this GameObject Touchedobject)
        {
            Collider ObjectCollider = Touchedobject.GetComponent<Collider>();
            if (ObjectCollider != null)
            {
                ObjectCollider.enabled = false;
            }
        }

        /// <summary>
        /// 恢复触摸事件
        /// </summary>
        /// <param name="Touchedobject">被触碰物体</param>
        public static void ObjectResumeTouchEvent(this GameObject Touchedobject)
        {
            Collider ObjectCollider = Touchedobject.GetComponent<Collider>();
            if (ObjectCollider != null)
            {
                ObjectCollider.enabled = true;
            }
        }

        /// <summary>
        /// 移除触摸事件
        /// </summary>
        /// <param name="Touchedobject">被触碰物体</param>
        public static void ObjectRemoveTouchEvent(this GameObject Touchedobject)
        {
#if Evo_Rokid
                   Rokid.UXR.Interaction.GrabInteractable GrabInteractable =
 Touchedobject.GetComponent<Rokid.UXR.Interaction.GrabInteractable>();

            if (GrabInteractable != null)
            {
                GrabInteractable.OnHoverBegin.RemoveAllListeners();
                Object.Destroy(GrabInteractable);
            }
#elif Evo_Xreal
              var GrabInteractable =
 Touchedobject.GetComponent<UnityEngine.XR.Interaction.Toolkit.Interactables.XRGrabInteractable>();

            if (GrabInteractable != null)
            {
                GrabInteractable.hoverEntered.RemoveAllListeners();
                Object.Destroy(GrabInteractable);
            }
#endif
        }

        #endregion

        #region 拖动

        /// <summary>
        /// 添加拖动事件
        /// </summary>
        /// <param name="Dragedobject">被拖动物体</param>
        /// <param name="DragingEvent">拖动时执行的方法</param>
        public static void objectAddDrag(this GameObject Dragedobject, System.Action<GameObject> DragingEvent = null,
            float DragScale = 1.2f)
        {
#if Evo_Rokid
            Collider ObjectCollider = Dragedobject.GetComponent<Collider>();
            Rokid.UXR.Interaction.GrabInteractable GrabInteractable =
                Dragedobject.GetComponent<Rokid.UXR.Interaction.GrabInteractable>();
            Rigidbody Rigidbody = Dragedobject.GetComponent<Rigidbody>();
            Rokid.UXR.Interaction.Throwable Throwable = Dragedobject.GetComponent<Rokid.UXR.Interaction.Throwable>();

            // 原有的组件设置优先级最高
            if (ObjectCollider == null)
            {
                ObjectCollider = Dragedobject.AddComponent<BoxCollider>();
                ObjectCollider.isTrigger = true;
            }

            if (GrabInteractable == null)
            {
                GrabInteractable = Dragedobject.AddComponent<Rokid.UXR.Interaction.GrabInteractable>();
                GrabInteractable.rate = DragScale;
            }

            if (Rigidbody == null)
            {
                Rigidbody = Dragedobject.AddComponent<Rigidbody>();
                Rigidbody.useGravity = false;
            }

            if (Throwable == null)
            {
                Throwable = Dragedobject.AddComponent<Rokid.UXR.Interaction.Throwable>();
            }

            GrabInteractable.OnHeldUpdate.AddListener(() => DragingEvent?.Invoke(Dragedobject));
#elif Evo_Xreal
            var Throwable =
                Dragedobject.GetComponent<UnityEngine.XR.Interaction.Toolkit.Interactables.XRGrabInteractable>();

            if (Throwable == null)
            {
                Throwable =
                    Dragedobject.AddComponent<UnityEngine.XR.Interaction.Toolkit.Interactables.XRGrabInteractable>();
                Throwable.throwOnDetach = true;
                Throwable.throwVelocityScale = DragScale;  // 低数值 = 高惯性
            }

            Throwable.GetComponent<Rigidbody>().useGravity = false;
            Throwable.selectEntered.AddListener((a) => DragingEvent?.Invoke(Dragedobject));   

            Throwable.enabled = true;
#endif
        }

        /// <summary>
        /// 暂停拖动
        /// </summary>
        /// <param name="Dragedobject"></param>
        public static void objectPauseDrag(this GameObject Dragedobject)
        {
            Collider ObjectCollider = Dragedobject.GetComponent<Collider>();
            if (ObjectCollider != null) ObjectCollider.enabled = false;
        }

        /// <summary>
        /// 恢复拖动
        /// </summary>
        /// <param name="Dragedobject"></param>
        public static void objectResumeDrag(this GameObject Dragedobject)
        {
            Collider ObjectCollider = Dragedobject.GetComponent<Collider>();
            if (ObjectCollider != null) ObjectCollider.enabled = true;
        }

        public static void objectRemoveDrag(this GameObject Dragedobject)
        {
#if Evo_Rokid
            Rokid.UXR.Interaction.Throwable Throwable = Dragedobject.GetComponent<Rokid.UXR.Interaction.Throwable>();
            Rokid.UXR.Interaction.GrabInteractable GrabInteractable =
                Dragedobject.GetComponent<Rokid.UXR.Interaction.GrabInteractable>();
            if (Throwable != null) Object.Destroy(Throwable);
            if (GrabInteractable != null)
            {
                GrabInteractable.OnHeldUpdate.RemoveAllListeners();
                Object.Destroy(GrabInteractable);
            }
#elif Evo_Xreal
            var Throwable =
            Dragedobject.GetComponent<UnityEngine.XR.Interaction.Toolkit.Interactables.XRGrabInteractable>();

        if (Throwable != null)
        {
            Throwable.selectEntered.RemoveAllListeners();
            Object.Destroy(Throwable);
        }
#endif
        }

        #endregion
    }
}