using System.Collections.Generic;
using UnityEngine;

namespace Code.Track
{
    public class TrackData
    {
        public List<Vector3> Waypoints { get; }
        public Vector3 StartPosition { get; }
        public Quaternion StartRotation { get; }
        public Vector3 FinishPosition { get; }
        public Quaternion FinishRotation { get; } 

        public TrackData(List<Vector3> waypoints)
        {
            Waypoints = new List<Vector3>(waypoints);
            StartPosition = waypoints[0];
            FinishPosition = waypoints[^1];

            if (waypoints.Count > 1)
            {
                var startDir = (waypoints[1] - waypoints[0]).normalized;
                StartRotation = Quaternion.LookRotation(startDir, Vector3.up);
            }
            else
            {
                StartRotation = Quaternion.identity;
            }

            if (waypoints.Count > 1)
            {
                var finishDir = (waypoints[^1] - waypoints[^2]).normalized;
                FinishRotation = Quaternion.LookRotation(finishDir, Vector3.up);
            }
            else
            {
                FinishRotation = Quaternion.identity;
            }
        }
    }
}