Цикличное движение объекта влево и вправо

using UnityEngine;
using System.Collections;
public class MoveLeftRight: MonoBehaviour 
{
 
  bool moveRight = true;
    public float speed = 0.4f; //unit per second
    public float distance = 0.4f;
    public int WaitForSecond = 1;
    
 
  // first point 
 
 
  void Update() 
  {
  
        if(WaitForSecond < Time.time)
        {
        if(moveRight)
        {   
            var pos = transform.position;
            pos.x += speed * Time.deltaTime;
            transform.position = pos;
            Debug.Log(pos.x);
            if (pos.x > 1f) moveRight = false;
        }
        else 
        {
            var pos = transform.position;
            pos.x -= speed * Time.deltaTime;
            transform.position = pos;
            if (pos.x < -1f) moveRight = true;
        }
        }
      
      
  }
}

public class MoveLeftRight : MonoBehaviour
{
    [SerializeField] float distance;
    [SerializeField] float speedMove;
 
    void Start() => StartCoroutine(c_Start());
 
    IEnumerator c_Start()
    {
        yield return new WaitForSeconds(1.0f);
 
        Vector3 startPosition = transform.position;
        Vector3 velocity = Vector3.right * speedMove;
 
        while (true)
        {
            if (transform.position.x > startPosition.x + distance)
                velocity.x = -speedMove;
            else if (transform.position.x < startPosition.x - distance)
                velocity.x = speedMove;
 
            transform.position += velocity * Time.deltaTime;
 
            yield return null;
        }
    }
}