OldBlueWater/BlueWater/Assets/02.Scripts/NewSkill/Rhinoceros/LineRush.cs

using System;
using System.Collections;
using BlueWaterProject;
using Sirenix.OdinInspector;
using UnityEngine;

// ReSharper disable once CheckNamespace
namespace RhinocerosSkill
{
    public class LineRush : SkillBase
    {
        [Title("추가 옵션")]
        [SerializeField] private bool isDrawingGizmo = true;
        [SerializeField] private float width = 3f;
        [SerializeField] private float rushSpeed = 15f;
        [SerializeField] private float rushOffset = 3f;
        
        private bool isUsingSkill;
        private Vector3 startPosition;
        private float distanceToTarget;
        private Vector3 direction;
        private RaycastHit[] hits;
        private bool isAttacked;
        
        private void OnDrawGizmos()
        {
            if (!isDrawingGizmo || !isUsingSkill) return;

            if (SkillInputData.PlayerCollider is CapsuleCollider capsuleCollider)
            {
                var capsuleRadius = capsuleCollider.radius;
                var point1 = SkillInputData.PlayerRb.position + Vector3.up * capsuleRadius;

                Gizmos.color = Color.red;
                Gizmos.DrawWireSphere(point1, capsuleRadius);
            }
        }
        
        public override void ActivateSkill(params Action[] actions)
        {
            ReadySkill = false;
            SkillInputData.PlayerAnimator.SetBool("isLineRush", true);
            CoolDown(Cooldown, () => ReadySkill = true);
            StartCoroutine(SkillCoroutine(actions));
        }
        
        public override bool EnableSkill()
        {
            if (!ReadySkill) return false;

            return true;
        }
        
        protected override void BasicSetting()
        {
            base.BasicSetting();
            
            hits = new RaycastHit[5];
        }
        
        private IEnumerator SkillCoroutine(params Action[] actions)
        {
            while (!SkillInputData.PlayerAnimator.GetCurrentAnimatorStateInfo(0).IsName("LineRush"))
            {
                yield return null;
            }
            
            isUsingSkill = true;
            isAttacked = false;
            startPosition = SkillInputData.PlayerRb.position;
            var vectorToTarget = SkillInputData.TargetCollider.transform.position - startPosition;
            vectorToTarget.y = 0f;
            direction = vectorToTarget.normalized;
            distanceToTarget = vectorToTarget.magnitude + rushOffset;
            
            transform.position = startPosition;
            transform.localScale = new Vector3(width, 6f, distanceToTarget * 2);
            var angle = Mathf.Atan2(direction.x, direction.z) * Mathf.Rad2Deg;
            transform.rotation = Quaternion.Euler(0, angle, 0);
            
            actions[1].Invoke();
            ShowIndicator();
            
            var elapsedTime = 0f;
            var fill = 1 / CastingTime;
            while (elapsedTime < CastingTime)
            {
                elapsedTime += Time.deltaTime;
                
                if (isUsingIndicator && indicator)
                {
                    var fillValue = indicator.material.GetFloat(FillHash) + Time.deltaTime * fill;
                    indicator.material.SetFloat(FillHash, fillValue);
                }

                yield return null;
            }
            
            HideIndicator();
            
            SkillInputData.PlayerAgent.enabled = false;
            SkillInputData.PlayerRb.isKinematic = false;
            
            var timeToReachTarget = distanceToTarget / rushSpeed;
            elapsedTime = 0f;

            var capsuleCollider = (CapsuleCollider)SkillInputData.PlayerCollider;
            var capsuleRadius = capsuleCollider.radius;
            
            while (elapsedTime < timeToReachTarget)
            {
                SkillInputData.PlayerRb.velocity = direction * rushSpeed;
                elapsedTime += Time.deltaTime;

                var playerPosition = SkillInputData.PlayerRb.position;
                var point1 = playerPosition + Vector3.up * capsuleRadius;
                var point2 = playerPosition + Vector3.up * (capsuleCollider.height - capsuleRadius);
            
                var maxSize = Physics.CapsuleCastNonAlloc(point1, point2, capsuleRadius, direction, hits,
                    0f, SkillInputData.TargetLayer, QueryTriggerInteraction.Ignore);
            
                for (var i = 0; i < maxSize; i++)
                {
                    if (!isAttacked)
                    {
                        var iDamageable = hits[i].transform.GetComponent<IDamageable>();
                        iDamageable?.TakeDamage(Damage);
                        isAttacked = true;
                        
                        var iCombatable = hits[i].transform.GetComponent<ICombatable>();
                        if (iCombatable != null)
                        {
                            var targetToVector = hits[i].transform.position - SkillInputData.PlayerRb.position;
                            targetToVector.y = 0f;
                            var hitDirection = targetToVector.normalized;
                            var cross = Vector3.Cross(hitDirection, transform.forward);
                            var addForceDirection = cross.y >= 0f
                                ? Quaternion.Euler(0, -90, 0) * transform.forward
                                : Quaternion.Euler(0, 90, 0) * transform.forward;
                    
                            iCombatable.DisableMove(0.05f);
                            iCombatable.AddForceToDirection(addForceDirection, 30f);
                        }
                    }
                }

                yield return null;
            }
            
            SkillInputData.PlayerRb.velocity = Vector3.zero;
            SkillInputData.PlayerAgent.enabled = true;
            SkillInputData.PlayerRb.isKinematic = true;
            
            actions[0].Invoke();

            isUsingSkill = false;
            SkillInputData.PlayerAnimator.SetBool("isLineRush", false);
        }
    }
}