Vehicle Movement

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Vehicle_movement : MonoBehaviour {

    public GameObject vehicle;
    public float speed = 1;
    private int loopcount = 0;
    public bool isAlive = true;
    public static bool Vstart = false;
    public enum move { up, down, forward, backward, left, right};
    public move move_type;
    public Vector3 click1;
    public Vector3 click2;
    public GameObject stopper;

    // Use this for initialization
    void Start ()
    {

    }

    // Update is called once per frame
    void Update ()
    {
        if (Vstart == true)
        {
            stopper.gameObject.SetActive(true);
            switch (move_type)
            {
                case move.up:
                    vehicle.transform.Translate(Vector3.up * speed * Time.deltaTime);
                    break;
                case move.down:
                    vehicle.transform.Translate(Vector3.down * speed * Time.deltaTime);
                    break;
                case move.left:
                    vehicle.transform.Translate(Vector3.left * speed * Time.deltaTime);
                    break;
                case move.right:
                    vehicle.transform.Translate(Vector3.right * speed * Time.deltaTime);
                    break;
                case move.forward:
                    vehicle.transform.Translate(Vector3.forward * speed * Time.deltaTime);
                    break;
                case move.backward:
                    vehicle.transform.Translate(Vector3.back * speed * Time.deltaTime);
                    break;
            }

            if(Input.GetMouseButtonDown(0))
            {
                if (loopcount % 2 == 0)
                {
                    vehicle.transform.eulerAngles = click1;
                    loopcount++;
                }
                else
                {
                    vehicle.transform.eulerAngles = click2;
                    loopcount++;
                }
            }


        }
        else
        {
            stopper.gameObject.SetActive(false);
        }
    }
}