using UnityEngine;
using System.Collections;

public class EnemyHealth : MonoBehaviour {
	
	private GameObject scoreManager;
	public int scoreValue;
	public GameObject bombEffect1;
	public GameObject bombEffect2;
	public int enemyHP;
	private GameObject parent;

	void Start(){
		scoreManager = GameObject.Find("SM");

		// ★（改良）「親」オブジェクを名前で直接指定する。
		//parent = transform.root.gameObject;
		parent = GameObject.Find("PursuitEnemyTypeC");
	}

	public GameObject[] ItemPrefab;

	void OnTriggerEnter(Collider other){
		if (other.CompareTag("Shell")){
			enemyHP -= 1;
			Destroy(other.gameObject);
			if(enemyHP > 0){
				GameObject effect1 = Instantiate(bombEffect1, transform.position, Quaternion.identity) as GameObject;
				Destroy(effect1, 7);
			} else {
				GameObject effect2 = Instantiate(bombEffect2, transform.position, Quaternion.identity) as GameObject;
				Destroy(effect2, 7);
				Destroy(parent);
				GameObject dropItem = ItemPrefab [Random.Range (0, ItemPrefab.Length)];
				Vector3 pos = transform.position;
				pos.y = 0.5f;
				transform.position = pos;
				Instantiate (dropItem, transform.position, Quaternion.identity);
				ScoreManager sm = scoreManager.GetComponent<ScoreManager>();
				sm.addScore (scoreValue);
			}
		}
	}
}