// ***********************************************************************
// Assembly         : Game
// Author           : Kimch
// Created          : 2020-09-02
// Description      :
// Last Modified By : 
// Last Modified On : 
// ***********************************************************************
// <copyright file= "Bullet_tornado" company="Kimch"></copyright>
// <summary></summary>
// ***********************************************************************
using UnityEngine;

namespace G
{
	/// <summary>
	/// 
	/// </summary>
	public class Bullet_tornado : MonoBehaviour
	{
		private bool _moveStart;
		private int _rndDir;

		private Vector3 _targetPod;

		private EntityMinion _enemy;

		private Transform _parent;

		private Vector3 _originScale;

		private float _sinTime;

		private float _moveDelay;

		private void Awake()
		{
			_parent = transform.parent;
			_originScale = transform.localScale;
		}

		private void Start()
		{
			this.GetComponent<Animation>()["tornado"].speed = 0.3f;
			_enemy = transform.GetComponentInParent<EntityMinion>();
		}

		private void OnEnable()
		{
			_rndDir = Random.Range(0, 2);
			_rndDir = _rndDir * 2 - 1;
			_targetPod = Vector3.zero;
			_moveStart = false;
			_moveDelay = 0f;
			_sinTime = 0f;
			this.transform.parent = _parent;
			this.transform.localScale = _originScale;
			this.transform.position += Vector3.up * 0.1f;
		}

		private void Update()
		{
			_moveDelay += Time.deltaTime;
			if (!_moveStart)
			{
				var monmovestat = _enemy.moveState;
				if (_moveDelay < 1.2f)
				{
					if (monmovestat <= 0)
					{
						Disappear();
					}
					transform.localScale += Vector3.one * 0.5f * Time.deltaTime;
				}
				else
				{
					this.transform.parent = null;
					_moveStart = true;
					this.transform.localScale = Vector3.one * 2f;
				}
				return;
			}

			_sinTime += Time.deltaTime;
			_targetPod = transform.forward * 0.8f + transform.right * 0.1f * Mathf.Cos(_sinTime * 8f) * _rndDir;
			this.transform.position += _targetPod * Time.deltaTime;
			this.transform.rotation = Quaternion.LookRotation(_targetPod);
			Vector3 localScale = transform.localScale;
			if (localScale.y > 2.2f)
			{
				localScale += new Vector3(-Time.deltaTime, 0f, -Time.deltaTime);
				this.transform.localScale = localScale;

				if (localScale.x < 1f)
				{
					Disappear();
				}
			}
			else
			{
				this.transform.localScale += Vector3.up * 0.2f;
			}
		}

		public void Disappear()
		{
			this.gameObject.SetActive(false);
			this.transform.position = Vector3.one * 5f;
		}
	}
}