using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Dreamteck.Splines;
namespace BITKit
{
    public class SplinePathProvider : LineObstacleProvider
    {
        public SplineComputer computer;
        public SplinePositioner positioner;
        public override bool IsValid(ref Vector3 startPos)
        {
            var isValid = base.IsValid(ref startPos);
            if (isValid)
            {
                computer.SetPoint(0, new SplinePoint()
                {
                    position = startPos,
                    tangent = startPos,
                    tangent2 = startPos,
                });
                computer.SetPoint(1, new SplinePoint()
                {
                    position = endPos,
                    tangent = endPos + transform.rotation * new Vector3(0, 1, -1),
                    tangent2 = endPos + transform.rotation * new Vector3(0, 1, 1),
                    normal = new(0, 1, 0),
                });
                computer.RebuildImmediate();
            }
            return isValid;
        }
        public override Vector3 Evaluate(float time)
        {
            return positioner.EvaluatePosition(time);
        }
    }
}