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

public class RocketSpawner : MonoBehaviour
{
	[SerializeField] private List<Transform> rocketPositions;
	[SerializeField] private GameObject rocketPrefab;

	private void Update()
	{
		if (Input.GetKeyDown (KeyCode.A))
			SpawnRocket ();
	}

	/// Spawn a rocket.
	/// It is a public void so you can call it from any other script.
	public void SpawnRocket ()
	{
		if (rocketPrefab != null)
		{
			Vector3 randomPosition = GetRandomPosition ();
			GameObject newRocket = Instantiate (rocketPrefab, randomPosition, Quaternion.identity);
		}
		else
		{
			Debug.LogWarning ("You didn't assign the rocket prefab in the inspector.");
		}
	}

	/// Get a random position
	private Vector3 GetRandomPosition ()
	{
		if (rocketPositions.Count > 0)
		{
			//Get a random position from our rocket positions list assigned in the editor.
			return rocketPositions [Random.Range (0, rocketPositions.Count)].position;
		} else
		{
			Debug.LogWarning ("You didn't set the rocket positions in the inspector. We will return Vector3.zero");
			return Vector3.zero;
		}
	}
}