using System;
using System.Collections;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using BITKit.Entities.Physics;
using UnityEngine;
namespace BITKit.Entities
{
    [CustomType(typeof(IEntityPhysics))]
    public class EntityPhysics : EntityComponent,IEntityPhysics, IHealthCallback
    {
        [SerializeField] private Animator animator;
        [SerializeField] private Rigidbody[] rigidbodies;
        [SerializeField] private Collider[] ragdollColliders;
        [SerializeField] private new Rigidbody rigidbody;
        private CancellationToken _cancellationToken;
        public override void OnAwake()
        {
            entity.RegisterCallback<IHealthCallback>(this);
            _cancellationToken = entity.Get<CancellationToken>();
        }
        async void IHealthCallback.OnSetAlive(bool alive)
        {
            IsPhysics = !alive;
            if (animator)
                animator.enabled = alive;
            try
            {
                await Task.Delay(10, _cancellationToken);
                rigidbodies.ForEach(x => { x.isKinematic = alive; });
                ragdollColliders.ForEach(x => { x.enabled = !alive; });
                OnSetPhysics?.Invoke(!alive);
            }
            catch (OperationCanceledException)
            {
                
            }
            
        }
        public void OnSetHP(int hp)
        {
        }

        public Vector3 Center => rigidbody.worldCenterOfMass;
        public bool IsPhysics { get; private set; }
        public Vector3 Velocity
        {
            get=>rigidbody.velocity;
            set
            {
                foreach (var x in rigidbodies)
                {
                    x.velocity = value;
                }
            }
        }
        public Action<bool> OnSetPhysics { get; set; }
        public void AddForce(Vector3 force, ForceMode mode = ForceMode.Force)
        {
            foreach (var x in rigidbodies)
            {
                x.AddForce(force, mode);
            }
        }
        public void AddTorque(Vector3 torque, ForceMode mode = ForceMode.Force)
        {
            foreach (var x in rigidbodies)
            {
                x.AddTorque(torque, mode);
            }
        }
    }
}