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

using UnityEngine;

namespace G
{
	/// <summary>
	/// 召唤守卫
	/// </summary>
	[RequireComponent(typeof(SkillBase))]
	public class SkillGuard : MonoBehaviour
	{
		private Collider _collider;

		private float _power;

		private Vector3 _rndPos;

		private Quaternion _rotate;

		private Transform _cha1;

		public Transform ef_splash;
		public Transform pt_body;

		private Transform _cloneSplash;

		private Animation _animation;

		private bool _attackStart = true;

		private Vector3 _scaleReduce;

		private int _attackCount;


		public AudioClip snd_attack;

		public float lifeTime
		{
			get;
			set;
		}

		private void Awake()
		{
			_collider = this.GetComponent<Collider>();
			_animation = this.GetComponent<Animation>();

			_animation["junwui_appear"].speed = 0.2f;
			_animation["junwui_attack"].speed = 0.3f;
			_animation["junwui_idle"].speed = 0.2f;
			_animation["junwui_finish"].speed = 0.2f;
			_animation["junwui_appear"].layer = 2;
			_animation["junwui_attack"].layer = 1;
		}

		private void Start()
		{
			_cha1 = GameObject.FindWithTag("Player").transform;
			InvokeRepeating(nameof(SetRndPosition), 0f, 2f);
			_scaleReduce = new Vector3(1f, -1f, 1f);
		}

		private void OnEnable()
		{
			_animation.Stop();
			_collider.enabled = true;
			_animation.Play("junwui_appear");
			_animation.Play("junwui_idle");
			pt_body.particleEmitter().emit = true;
			transform.localScale = Vector3.one * 0.5f;
			_attackCount = 0;
		}

		public void SetRndPosition()
		{
			_rndPos = Random.onUnitSphere * 0.4f + _cha1.position;
			_rndPos.y = 0f;
		}

		private void OnTriggerEnter(Collider other)
		{
			if (!_attackStart && other.gameObject.layer == GameLayer.UnitLayer)
			{
				_animation.Play("junwui_attack");
				_attackStart = true;
				_rotate = Quaternion.LookRotation(other.transform.position - transform.position);
			}
		}

		public void SetDamage(float _damage)
		{
			_power = _damage;
		}

		private void Attack()
		{
			this.GetComponent<AudioSource>().clip = snd_attack;
			this.GetComponent<AudioSource>().Play();
			if (_cloneSplash == null)
			{
				_cloneSplash = Object.Instantiate(ef_splash, transform);
				_cloneSplash.GetComponent<Rigidbody>().mass = _power;
			}
			else
			{
				_cloneSplash.gameObject.SetActive(true);
			}
			_collider.enabled = false;
			_attackCount++;
			if (false && _attackCount >= 12)
			{
				var finish = _animation.PlayQueued("junwui_finish");
				finish.speed = 0.2f;
				finish.layer = 1;
			}
		}

		private void Update()
		{
			if (lifeTime > 0f)
			{
				lifeTime -= Time.deltaTime;
				if (lifeTime <= 0f)
				{
					_collider.enabled = false;
					/*finish =*/
					_animation.Play("junwui_finish");
					//finish.speed = 0.2f;
					//finish.layer = 1;
				}
			}

			if (_animation.IsPlaying("junwui_finish"))
			{
				transform.localScale -= _scaleReduce * Time.deltaTime * 3f;
				Vector3 localScale = transform.localScale;
				if (localScale.x < 0.1f)
				{
					transform.position = Vector3.one * 20f;
					//pt_body.particleEmitter().emit = false;
					this.gameObject.SetActive(false);
				}
			}
			else if (_animation.IsPlaying("junwui_appear"))
			{
				_attackStart = true;
			}
			else if (_animation.IsPlaying("junwui_attack"))
			{
				transform.rotation = Quaternion.Lerp(transform.rotation, _rotate, Time.deltaTime * 8f);
				_attackStart = true;
			}
			else if (_animation.IsPlaying("junwui_idle"))
			{
				if (_attackStart)
				{
					_attackStart = false;
					_collider.enabled = true;
				}
				transform.rotation = Quaternion.Lerp(transform.rotation, Quaternion.LookRotation(_rndPos - transform.position), Time.deltaTime * 2f);
				transform.position = Vector3.Lerp(transform.position, _rndPos, Time.deltaTime);
			}
		}
	}
}