C# おにゃんこ大戦争

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

public class CharactorMove : MonoBehaviour
{
public enum TYPE
{
PLAYER,
ENEMY,
}
public TYPE type = TYPE.PLAYER;

float direction;
Vector3 pos;

bool isMove = true;

// Start is called before the first frame update
void Start()
{
    switch(type)
    {
        case TYPE.PLAYER:
            //Player時の処理
            direction = -1;
            break;
        case TYPE.ENEMY:
            //Enemyの時の処理
            direction = 1;
            break;
    }
    pos = new Vector3(direction, 0, 0);
}

// Update is called once per frame
void Update()
{
    if(isMove)
    {
        transform.position += pos * Time.deltaTime;
    }
}
private void OnTriggerEnter2D(Collider2D collision)
{
    //敵にぶつかったら移動とめる
    if(collision.gameObject.tag == "Enemy" && type == TYPE.PLAYER
        || collision.gameObject.tag == "Player" && type == TYPE.ENEMY)
    {
        isMove = false;
    }
    //攻撃をしはじめる
}
private void OnTriggerExit2D(Collider2D collision)
{
    if (collision.gameObject.tag == "Enemy" && type == TYPE.PLAYER
       || collision.gameObject.tag == "Player" && type == TYPE.ENEMY)
    {
        isMove = true;
    }
}

}