CapersProject/Assets/02.Scripts/Skill/Enemy/Boss/Rhinoceros/SeismicThrust.cs

using System;
using System.Collections;
using BlueWater.Interfaces;
using BlueWater.Utility;
using Sirenix.OdinInspector;
using UnityEngine;

namespace BlueWater.Enemies.Bosses.Rhinoceros.Skills
{
    public class SeismicThrust : BaseSkill
    {
        [Title("추가 옵션")]
        [SerializeField]
        private bool _isDrawingGizmo = true;

        private SeismicThrustData _seismicThrustData;
        private Rhinoceros _rhinoceros;
        private Collider _targetCollider;
        private Transform _particleInstantiateLocation;
        private GameObject _seismicThrustParticle;
        
        private Vector3 _startPosition;
        private Vector3 _halfScale;
        
        private void OnDrawGizmos()
        {
            if (!_isDrawingGizmo || ! IsUsingSkill) return;
            
            Gizmos.color = Color.red;
            Gizmos.matrix = Matrix4x4.TRS(_startPosition, transform.rotation, Vector3.one);
            Gizmos.DrawWireCube(Vector3.zero, _halfScale * 2f);
            Gizmos.matrix = Matrix4x4.identity;
        }

        private void OnDestroy()
        {
            if (_seismicThrustParticle)
            {
                Destroy(gameObject);
            }
        }

        protected override void BasicSetting()
        {
            if (!_rhinoceros)
            {
                _rhinoceros = SkillUser.GetComponent<Rhinoceros>();
                _targetCollider = _rhinoceros.Target;
                _particleInstantiateLocation = _rhinoceros.BossMapController.ParticleInstanceLocation;
            }
            _seismicThrustData = (SeismicThrustData)SkillData;
            RaycastHits = new RaycastHit[4];
            
            base.BasicSetting();
        }
        
        public override bool CanSkill()
        {
            if (!EnableSkill) return false;

            var targetDistance = Vector3.Distance(SkillUser.transform.position,_targetCollider.transform.position);
            return targetDistance <= SkillData.Radius;
        }
        
        public override void ActivateSkill(params Action[] actions)
        {
            Utils.StartUniqueCoroutine(this, ref SkillCoroutineInstance, SkillCoroutine(actions));
        }

        private IEnumerator SkillCoroutine(params Action[] actions)
        {
            EnableSkill = false;
            IsUsingSkill = true;
            transform.position = SkillUser.transform.position + Vector3.up * 3f;
            var angle = Mathf.Atan2(_rhinoceros.CurrentDirection.x, _rhinoceros.CurrentDirection.z) * Mathf.Rad2Deg;
            transform.rotation = Quaternion.Euler(0, angle, 0);
            transform.localScale = new Vector3(_seismicThrustData.HorizontalRange, 6f, SkillData.Radius * 2);
            var myLocalScale = transform.localScale;
            _halfScale = new Vector3(myLocalScale.x * 0.5f, myLocalScale.y * 0.5f, myLocalScale.z * 0.25f);
            
            ShowIndicator();
            
            var elapsedTime = 0f;
            var fill = 1 / SkillData.CastingTime;
            while (elapsedTime <= SkillData.CastingTime)
            {
                elapsedTime += Time.deltaTime;
                
                if (IsUsingIndicator && Indicator)
                {
                    var fillValue = Indicator.material.GetFloat(_fillHash) + Time.deltaTime * fill;
                    Indicator.material.SetFloat(_fillHash, fillValue);
                }

                yield return null;
            }
            
            _seismicThrustParticle = Instantiate(_seismicThrustData.SeismicThrustParticle, 
                SkillUser.transform.position + transform.forward * 4f, transform.rotation, _particleInstantiateLocation);
            _startPosition = SkillUser.transform.position + transform.forward * _halfScale.z;
            var maxSize = Physics.BoxCastNonAlloc(_startPosition, _halfScale, transform.forward, 
                RaycastHits, transform.rotation, 0f, _seismicThrustData.TargetLayer, QueryTriggerInteraction.Collide);
            for (var i = 0; i < maxSize; i++)
            {
                var raycastHit = RaycastHits[i];
                var iDamageable = raycastHit.transform.GetComponentInParent<IDamageable>();
                if (iDamageable == null || !iDamageable.CanDamage()) continue;
                
                iDamageable.TakeDamage(SkillData.Damage);
                
                var iStunnable = raycastHit.transform.GetComponentInParent<IStunnable>();
                iStunnable?.TryStun(_seismicThrustData.StunDuration);
                
                var iSlowable = raycastHit.transform.GetComponentInParent<ISlowable>();
                iSlowable?.TrySlowMoveSpeed(_seismicThrustData.SlowDuration, _seismicThrustData.SlowCoefficient);
            }
            
            HideIndicator();
            EndSkill(SkillData.Cooldown, actions[0]);
        }
        
        private void EndSkill(float cooldown, Action action)
        {
            Utils.EndUniqueCoroutine(this, ref SkillCoroutineInstance);
            
            action?.Invoke();
            Utils.StartUniqueCoroutine(this, ref CooldownCoroutineInstance,Utils.CoolDownCoroutine(cooldown, EndCooldown));
        }
    }
}