using UnityEngine;

public class IVMateIdle : State<IVMate>
{
    IVCharacter player;

    IVMateChasePlayer chasePlayerState;

    float pow2MaxDistToPlayer;

    public void Setup(IVCharacter player)
    {
        this.player = player;
        pow2MaxDistToPlayer = GameProperty.Instance.DistRangeMateToPlayer.y * GameProperty.Instance.DistRangeMateToPlayer.y;
    }

    protected override void OnInitialize()
    {
        Owner.TryGetState(out chasePlayerState);

        Debug.Assert(chasePlayerState != null, "chasePlayerState is null");
    }

    public override void Enter()
    {
        Debug.Assert(Owner.Excutor.SkeletonAnimation != null && Owner.Excutor.SkeletonAnimation.TryGetAnimation("idle", out Spine.Animation _), "SkeletonAnimation is null or idle animation not exist");
        Owner.Excutor.SkeletonAnimation.AnimationState.SetAnimation(0, "idle", true);
    }

    public override void Excute()
    {
        if (IsPlayerTooFar())
        {
            chasePlayerState.Setup(player);
            Owner.ChangeState<IVMateChasePlayer>();
        }
    }

    bool IsPlayerTooFar()
    {
        float sqrtDist = Vector2.SqrMagnitude(Owner.Excutor.transform.position - player.transform.position);
        return sqrtDist > pow2MaxDistToPlayer;
    }
}