using UnityEngine;

public class BotMove : MonoBehaviour
{
    public float moveSpeed;
    private float maxDis = 0.75f;
    private string tagName;

    void Update()
    {
        transform.Translate(Vector3.forward * moveSpeed * Time.deltaTime);
        RaycastHit hit;
        Ray ray = new Ray(transform.position, transform.forward);

        Debug.DrawRay(transform.position, transform.forward * maxDis, Color.red);

        if (Physics.Raycast(ray, out hit, maxDis))
        {
            GameObject target = hit.collider.gameObject;
            tagName = target.tag;

            if (tagName == "Right")
            {
                transform.localRotation = Quaternion.Euler(0, transform.eulerAngles.y + 90, 0);
            }
            else if (tagName == "Left")
            {
                transform.localRotation = Quaternion.Euler(0, transform.eulerAngles.y + 270, 0);
            }
            else if (tagName == "Slow")
            {
                moveSpeed = 1;
            }
            // ★追加
            else if (tagName == "Reverse")
            {
                transform.localRotation = Quaternion.Euler(0, transform.eulerAngles.y + 180, 0);

                // 三項演算子のテクニック
                // もしも自分のタグがRedBotだったら、BlueBotに変更する
                // もしも自分のタグがRedBotではなかった（BlueBotだった）ならば、RedBotに変更する
                this.gameObject.tag = (this.gameObject.tag == "RedBot") ? "BlueBot" : "RedBot";
            }
        }
    }
}