/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 * All rights reserved.
 *
 * Licensed under the Oculus SDK License Agreement (the "License");
 * you may not use the Oculus SDK except in compliance with the License,
 * which is provided at the time of installation or download, or which
 * otherwise accompanies this software in either electronic or hard copy form.
 *
 * You may obtain a copy of the License at
 *
 * https://developer.oculus.com/licenses/oculussdk/
 *
 * Unless required by applicable law or agreed to in writing, the Oculus SDK
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


using UnityEngine;
using UnityEngine.Assertions;

namespace OculusSampleFramework
{
    public class TrainCar : TrainCarBase
    {
        [SerializeField] private TrainCarBase _parentLocomotive = null;
        [SerializeField] protected float _distanceBehindParent = 0.1f;

        public float DistanceBehindParentScaled
        {
            get { return scale * _distanceBehindParent; }
        }

        protected override void Awake()
        {
            base.Awake();
            Assert.IsNotNull(_parentLocomotive);
        }

        public override void UpdatePosition()
        {
            Distance = _parentLocomotive.Distance - DistanceBehindParentScaled;
            UpdateCarPosition();
            RotateCarWheels();
        }
    }
}