using System;
using System.Collections;
using BlueWater.Audios;
using BlueWater.Interfaces;
using BlueWater.Utility;
using Sirenix.OdinInspector;
using UnityEngine;
using UnityEngine.Rendering.Universal;

namespace BlueWater.Enemies.Bosses.Rhinoceros.Skills
{
    public class SkyFallSmash : BaseSkill
    {
        [Title("추가 옵션")]
        [SerializeField]
        private DecalProjector _stunIndicator;

        private SkyFallSmashData _skyFallSmashData;
        private Rhinoceros _rhinoceros;
        private AnimationController _animationController;
        private Collider _targetCollider;
        
        private static readonly int _colorHash = Shader.PropertyToID("_Color");

        protected override void BasicSetting()
        {
            if (!_rhinoceros)
            {
                _rhinoceros = SkillUser.GetComponent<Rhinoceros>();
                _animationController = _rhinoceros.AnimationController;
                _targetCollider = _rhinoceros.Target;
            }
            _skyFallSmashData = (SkyFallSmashData)SkillData;
            HitColliders = new Collider[4];
            
            if (IsUsingIndicator)
            {
                if (Indicator)
                {
                    Indicator.scaleMode = DecalScaleMode.InheritFromHierarchy;
                    Indicator.material = new Material(Indicator.material);
                    Indicator.material.SetFloat(_fillHash, 0f);
                }
                
                if (_stunIndicator)
                {
                    _stunIndicator.scaleMode = DecalScaleMode.InheritFromHierarchy;
                    _stunIndicator.material = new Material(_stunIndicator.material);
                    _stunIndicator.material.SetColor(_colorHash, _skyFallSmashData.StunColor);
                    _stunIndicator.material.SetFloat(_fillHash, 0f);
                }
            }
        }
        
        protected override void ShowIndicator()
        {
            if (IsUsingIndicator)
            {
                if (Indicator)
                {
                    Indicator.material.SetFloat(_fillHash, 0);
                    Indicator.enabled = true;
                }
                
                if (_stunIndicator)
                {
                    _stunIndicator.material.SetFloat(_fillHash, 0);
                    _stunIndicator.enabled = true;
                }
            }
        }
        
        protected override void HideIndicator()
        {
            if (IsUsingIndicator)
            {
                if (Indicator)
                {
                    Indicator.enabled = false;
                    Indicator.material.SetFloat(_fillHash, 0);
                }
                
                if (_stunIndicator)
                {
                    _stunIndicator.enabled = false;
                    _stunIndicator.material.SetFloat(_fillHash, 0);
                }
            }
        }
        
        public override void ActivateSkill(params Action[] actions)
        {
            Utils.StartUniqueCoroutine(this, ref SkillCoroutineInstance, SkillCoroutine(actions));
        }

        private IEnumerator SkillCoroutine(params Action[] actions)
        {
            EnableSkill = false;
            _rhinoceros.StopMove();
            _animationController.SetAnimationParameter("skillIndex", (int)RhinocerosSkill.SkyFallSmash);
            
            var animationStarted = false;
            yield return StartCoroutine(_animationController.WaitForAnimationToRun("SkyFallJump",
                success => animationStarted = success));

            if (!animationStarted)
            {
                EndSkill(0, actions[0]);
                yield break;
            }
            
            _rhinoceros.Rigidbody.isKinematic = true;

            while (_animationController.IsComparingCurrentAnimation("SkyFallJump")
                   && _animationController.GetCurrentAnimationNormalizedTime() <= 1f)
            {
                yield return null;
            }

            var elapsedTime = 0f;
            var startPosition = SkillUser.transform.position;
            var endPosition = startPosition + Vector3.up * _skyFallSmashData.JumpHeight;
            
            while (elapsedTime <= _skyFallSmashData.JumpTime)
            {
                elapsedTime += Time.deltaTime;
                SkillUser.transform.position = Vector3.Lerp(startPosition, endPosition, elapsedTime / _skyFallSmashData.JumpTime);
                
                yield return null;
            }

            SkillUser.transform.position = endPosition;
            yield return new WaitForSeconds(_skyFallSmashData.WaitTime);

            var targetPosition = _targetCollider.transform.position;
            transform.position = targetPosition + Vector3.up * SkillData.Radius;
            transform.localScale = Vector3.one * (SkillData.Radius * 2f);
            _stunIndicator.transform.localScale = Vector3.one * (_skyFallSmashData.StunRadiusCoefficient * 2f);

            startPosition = targetPosition + Vector3.up * _skyFallSmashData.JumpHeight;
            endPosition = targetPosition;
            
            ShowIndicator();

            elapsedTime = 0f;
            var fill = 1 / SkillData.CastingTime;
            while (elapsedTime <= SkillData.CastingTime)
            {
                elapsedTime += Time.deltaTime;
                
                if (IsUsingIndicator)
                {
                    var fillValue = Indicator.material.GetFloat(_fillHash) + Time.deltaTime * fill;
                    if (Indicator)
                    {
                        Indicator.material.SetFloat(_fillHash, fillValue);
                    }

                    if (_stunIndicator)
                    {
                        _stunIndicator.material.SetFloat(_fillHash, fillValue);
                    }
                }

                yield return null;
            }
            
            elapsedTime = 0f;
            while (elapsedTime <= _skyFallSmashData.FallTime)
            {
                elapsedTime += Time.deltaTime;
                
                SkillUser.transform.position = Vector3.Lerp(startPosition, endPosition, elapsedTime / _skyFallSmashData.FallTime);

                yield return null;
            }
            
            HideIndicator();
            
            SkillUser.transform.position = endPosition;
            _rhinoceros.Rigidbody.isKinematic = false;
            AudioManager.Instance.PlaySfx("SkyFallSmash");
            VisualFeedbackManager.Instance.CameraShake(CombatCameraManager.Instance.BaseCombatCamera,
                _skyFallSmashData.CameraShakingPower, _skyFallSmashData.CameraShakingDuration);

            var centerPosition = transform.position;
            var hitCount = Physics.OverlapSphereNonAlloc(centerPosition, SkillData.Radius, HitColliders, _skyFallSmashData.TargetLayer, QueryTriggerInteraction.Collide);
            var stunRange = SkillData.Radius * _skyFallSmashData.StunRadiusCoefficient;
            var stunHitCount = Physics.OverlapSphereNonAlloc(centerPosition, stunRange, HitColliders, _skyFallSmashData.TargetLayer, QueryTriggerInteraction.Collide);
            for (var i = 0; i < hitCount; i++)
            {
                var iDamageable = HitColliders[i].GetComponentInParent<IDamageable>();
                if (iDamageable == null || !iDamageable.CanDamage()) continue;
                
                iDamageable.TakeDamage(SkillData.Damage);
            }
            for (var i = 0; i < stunHitCount; i++)
            {
                var hitCollider = HitColliders[i];
                var iStunnable = hitCollider.transform.GetComponentInParent<IStunnable>();
                if (iStunnable != null && iStunnable.CanStun())
                {
                    iStunnable.Stun(_skyFallSmashData.StunDuration);

                    var iPhysicMovable = hitCollider.GetComponentInParent<IPhysicMovable>();
                    var hitVector = hitCollider.transform.position - transform.position;
                    hitVector.y = 0f;
                    var hitDirection = hitVector.normalized;
                    hitDirection = hitDirection == Vector3.zero ? Vector3.right : hitDirection;
                    var hitDistance = hitVector.magnitude;
                    var powerCoefficient = stunRange - hitDistance;
                    var addForcePower = powerCoefficient / stunRange * _skyFallSmashData.PushPowerCoefficient;
                    iPhysicMovable.SetPush(hitDirection, addForcePower);
                }
            }
            
            EndSkill(SkillData.Cooldown, actions[0]);
        }
        
        private void EndSkill(float cooldown, Action action)
        {
            Utils.EndUniqueCoroutine(this, ref SkillCoroutineInstance);
            
            _animationController.SetAnimationParameter("skillIndex", (int)RhinocerosSkill.None);
            action?.Invoke();
            
            Utils.StartUniqueCoroutine(this, ref CooldownCoroutineInstance,Utils.CoolDownCoroutine(cooldown, EndCooldown));
        }
    }
}