using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.AI;
using Mirror;
namespace BITKit.Entities
{
    public class EntityAIMovement : EntityComponent
    {
        [Header(Constant.Header.Components)]
        public EntityAi ai;
        public NavMeshAgent agent;
        public Animator animator;
        [Header(Constant.Header.Reference)]
        [SerializeReference, SubclassSelector] public References _rootVelocity;
        [SerializeReference, SubclassSelector] public References _velocity;
        [SerializeReference, SubclassSelector] public References _vertical;
        [SerializeReference, SubclassSelector] public References _horizontal;
        [SerializeReference, SubclassSelector] public References _isGrounded;
        [Header(Constant.Header.InternalVariables)]
        Vector3 velocity;
        [ServerCallback]
        public override void OnFixedUpdate(float deltaTime)
        {
            switch (ai.currentState)
            {
                case AIState.Idle:
                case AIState.Seek:
                case AIState.Movement:
                case AIState.Escape:
                    var direction = agent.nextPosition - transform.position;
                    velocity = transform.InverseTransformDirection(agent.velocity);

                    entity.Set<Vector3>(_velocity, velocity);
                    entity.Set<float>(_vertical, velocity.z);
                    entity.Set<float>(_horizontal, velocity.x);
                    entity.Set<bool>(_isGrounded, agent.isOnOffMeshLink is false);

                    direction = Vector3.ProjectOnPlane(-direction, Vector3.up);
                    if (direction.sqrMagnitude is not 0)
                    {
                        //transform.rotation = Quaternion.LookRotation(direction);
                    }

                     agent.updateRotation = true;
                    break;
                case AIState.Attack:
                case AIState.HitStop:
                    agent.updateRotation = false;
                    agent.velocity = animator.velocity;
                    break;
            }
        }
        [ServerCallback]
        void OnAnimatorMove()
        {
            entity.Set<Vector3>(_rootVelocity, animator.velocity);
            //agent.velocity = animator.velocity;
            //transform.position += animator.deltaPosition;
        }
        void OnDrawGizmos()
        {
            Gizmos.color = Color.red;
            Gizmos.DrawWireSphere(agent.nextPosition, 0.1f);
        }
    }
}