using UnityEngine;

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

    IVMateIdle idleState;

    public void Setup(IVCharacter player, Vector2 lookDir, Transform spawnPosition)
    {
        this.player = player;

        if (spawnPosition != null)
        {
            Owner.Excutor.transform.position = spawnPosition.position;
        }
        else
        {
            var rnd = Random.insideUnitCircle * GameProperty.Instance.DistFromPlayerWhenFirstMateSpawn;
            Owner.Excutor.transform.position = player.transform.position + new Vector3(rnd.x, rnd.y, 0f);
        }

        Owner.Excutor.ChangeLookDirection(lookDir);
    }

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

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

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

    public override void Excute()
    {
        var trackEntry = Owner.Excutor.SkeletonAnimation.AnimationState.GetCurrent(0);
        if (trackEntry is null || trackEntry.IsComplete)
        {
            idleState.Setup(player);
            Owner.ChangeState<IVMateIdle>();
        }
    }
}