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

public class TestBomb : MonoBehaviour
{

	[SerializeField] private float m_GravityScale = 1f;

	[SerializeField] private GameObject m_ExplosionEffect;

	private TopDownTransform m_Coords;

	private Vector3 GRAVITY = new Vector3(0, 0, -9.8f);

	private Vector3 m_Velocity; // x, y, fakeHeight

	/// <summary>
	/// 设置初始参数，都在fake空间下
	/// </summary>
	/// <param name="initPosition"></param>
	/// <param name="initDirection"></param>
	/// <param name="initSpeed"></param>
	public void Set(Vector3 initPosition, Vector3 initDirection, float initSpeed)
	{
		m_Coords = GetComponent<TopDownTransform>();
		m_Coords.position = initPosition;

		m_Velocity = initDirection * initSpeed;
	}

	private void Update()
	{
		Vector3 move = m_Velocity * Time.deltaTime;

		if (m_Velocity.magnitude > 0 && m_Coords.z + move.z >= 0)
		{
			m_Coords.x += move.x;
			m_Coords.y += move.y;
			m_Coords.z += move.z;
			m_Velocity += GRAVITY * Time.deltaTime;

			//transform.rotation *= Quaternion.Euler(0, 0, 20 * m_Velocity.magnitude * Time.deltaTime);
		}
		else
		{
			m_Velocity = Vector3.zero;

			this.gameObject.SetActive(false);
			Destroy(this.gameObject);
			PlayExplosion();
		}
	}

	private void PlayExplosion()
	{
		GameObject exp = Instantiate<GameObject>(m_ExplosionEffect);

		TopDownTransform coord = exp.GetComponent<TopDownTransform>();
		coord.position = m_Coords.position;

		exp.GetComponent<TopDownSorting>().Sorting();

		exp.SetActive(true);
	}

}