using System.Collections.Generic;
using Cielonos.MainGame.Characters;
using Cielonos.MainGame.Buffs.Character;
using Lean.Pool;
using SLSUtilities.General;
using SLSUtilities.WwiseAssistance;
using UnityEngine;

namespace Cielonos.MainGame.Inventory.Collections
{
    public partial class FutureWand
    {
        private void GenerateLightning(string vfxName, AttackUnit attackUnit, CharacterBase target)
        {
            if(target == null) return;
            vfxData.SpawnMuzzleVFX(vfxName, player, Muzzle);
            
            NormalArea lightning = vfxData.SpawnVFX(vfxName, player).GetComponentInChildren<NormalArea>();
            lightning.Initialize<NormalArea>(player, this, Fraction.Enemy)
                .SetAttackSubmodule<NormalArea>(attackUnit)
                .SetTimeSubmodule<NormalArea>(2f, 0.1f)
                .SetHitSubmodule<NormalArea>();
            
            lightning.hitSm.AddHitEvent((enemy, hitPosition) => new LightningBuff().Apply(enemy, player, this));
            
            lightning.topParent.transform.position = target.transform.position;
            AudioManager.Post(AK.EVENTS.FUTUREWAND_MEDIUMATTACKHIT, target.transform.position);
        }
        
        private void GenerateProjectile(string vfxName, AttackUnit attackUnit, 
            CharacterBase target, float speed, bool hasMuzzleEffect = true, Transform muzzle = null)
        {
            if (hasMuzzleEffect)
            {
                muzzle ??= Muzzle;
                vfxData.SpawnMuzzleVFX(vfxName, player, muzzle);
            }

            Projectile projectile = vfxData.SpawnVFX(vfxName, player).GetComponentInChildren<Projectile>();
            Vector3 direction = player.transform.forward;
            if (target != null)
            {
                direction = (target.CenterPoint.position - projectile.transform.position).normalized;
            }

            projectile.Initialize(player, this, false, 1, Fraction.Enemy)
                .SetAttackSubmodule<Projectile>(attackUnit)
                .SetTimeSubmodule<Projectile>(10f)
                .SetHitSubmodule<Projectile>()
                .SetAdaptiveTraceMoveSubmodule<Projectile>(target, speed, 5f, 180f, 30f, direction, detectRadius: 25f)
                .SetRaycastSubmodule<Projectile>(default, 0.25f, 0.5f);
            
            if (vfxName == "NormalBolt")
            {
                projectile.hitSm.AddHitSound(AK.EVENTS.FUTUREWAND_WEAKATTACKHIT);
                projectile.SetImpulseSubmodule().WithDynamicForce(1f);
                AudioManager.Post(AK.EVENTS.FUTUREWAND_NORMALBOLTRELEASE, projectile.gameObject);
            }
            else if (vfxName == "CubicBolt")
            {
                projectile.hitSm.AddHitSound(AK.EVENTS.FUTUREWAND_MEDIUMATTACKHIT);
                projectile.SetImpulseSubmodule().WithDynamicForce(2f);
                AudioManager.Post(AK.EVENTS.FUTUREWAND_CUBICBOLTRELEASE, projectile.gameObject);
            }

            int fusionStack = attackUnit.GetSubmodule<AttackUnit.ParameterSubmodule>().GetParameter<int>("Buff_Fusion_Stack");
            projectile.hitSm.AddHitEvent((enemy, hitPosition) =>
            {
                new Fusion(fusionStack).Apply(enemy);
                SubscribeFusionExplode(enemy);

                if (!projectile.tags.Contains("Separation") && HasExtender<MissileSeparationMembrane>())
                {
                    //如果装备了 MissileSeparationMembrane，且该投射物没有“Separation”标签（即不是分离出来的投射物），则在命中时生成一个分离投射物指向附近的随机敌人
                    
                    List<Enemy> nearbyEnemies = CombatManager.EnemySm.GetEnemiesInRadius(hitPosition, 25f).Exclude(enemy as Enemy);
                    if (nearbyEnemies.Count > 0)
                    {
                        Projectile separation = vfxData.SpawnVFX(vfxName, player, hitPosition, Quaternion.identity).GetComponentInChildren<Projectile>();
                        nearbyEnemies.TryGetRandom(out Enemy randomTarget);
                        Vector3 sepDirection = (randomTarget.CenterPoint.position - hitPosition).normalized;
                        separation.Initialize(player, this, false, 1, Fraction.Enemy)
                            .SetAttackSubmodule<Projectile>(attackUnit)
                            .SetTimeSubmodule<Projectile>(10f)
                            .SetHitSubmodule<Projectile>()
                            .SetLinearDirectionMoveModule<Projectile>(sepDirection, speed, 5f);
                        separation.tags.Add("Separation");
                        separation.hitSm.AddCheckedObject(enemy.gameObject);
                        separation.SetRaycastSubmodule<Projectile>(default, 0.25f, 0.5f);
                    }
                }
            });
        }
        
        private void GenerateGroundArea(string vfxName, AttackUnit attackUnit)
        {
            vfxData.SpawnMuzzleVFX(vfxName, player, Muzzle);
            NormalArea area = vfxData.SpawnVFX(vfxName, player).GetComponentInChildren<NormalArea>();
            AudioManager.Post(AK.EVENTS.FUTUREWAND_GROUNDAREA, area.gameObject);

            if (!HasExtender<BlackHoleDisplacer>()) 
            {
                area.Initialize<NormalArea>(player, this, Fraction.Enemy)
                    .SetAttackSubmodule<NormalArea>(attackUnit)
                    .SetTimeSubmodule<NormalArea>(3f, 0.2f, 0.8f)
                    .SetHitSubmodule<NormalArea>(0.1f, 4);
            }
            else //如果装备了 BlackHoleDisplacer，这个区域将向前/后进行移动
            {
                area.Initialize<NormalArea>(player, this, Fraction.Enemy)
                    .SetAttackSubmodule<NormalArea>(attackUnit)
                    .SetTimeSubmodule<NormalArea>(3f, 0.1f, 0.9f)
                    .SetHitSubmodule<NormalArea>(0.1f, 8)
                    .SetLinearDirectionMoveModule<NormalArea>(player.transform.forward, 25f, -50f, false, false, false);
            }
            
            area.SetImpulseSubmodule().WithSuction(4f);
            area.hitSm.AddHitSound(AK.EVENTS.FUTUREWAND_WEAKATTACKHIT);
            int fusionStack = attackUnit.GetSubmodule<AttackUnit.ParameterSubmodule>().GetParameter<int>("Buff_Fusion_Stack");
            area.hitSm.AddHitEvent((enemy, hitPosition) =>
            {
                new Fusion(fusionStack).Apply(enemy);
                SubscribeFusionExplode(enemy);
            });
        }

        private void GenerateUltimateBeam(string vfxName, AttackUnit attackUnit)
        {
            vfxData.SpawnMuzzleVFX(vfxName, player, Muzzle);
            NormalArea area = vfxData.SpawnVFX(vfxName, player).GetComponentInChildren<NormalArea>();

            area.Initialize<NormalArea>(player, this, Fraction.Enemy)
                .SetAttackSubmodule<NormalArea>(attackUnit)
                .SetTimeSubmodule<NormalArea>(5f, 0.6f)
                .SetHitSubmodule<NormalArea>();
            area.SetImpulseSubmodule().WithCustomForce(player.transform.forward * 10f);
            area.hitSm.AddHitSound(AK.EVENTS.FUTUREWAND_MEDIUMATTACKHIT);
            
            AudioManager.Post(AK.EVENTS.FUTUREWAND_ULTIMATEBEAMPOWERUP, area.gameObject);
            area.timeSm.AddScheduleAction(() =>
            {
                AudioManager.Post(AK.EVENTS.FUTUREWAND_ULTIMATEBEAMSHOOT);
                feedbackSc.PlayFeedback("UltimateBeamShoot");
            }, 0f);
        }

        private void GenerateSpinArea(string vfxName, AttackUnit attackUnit)
        {
            vfxData.SpawnMuzzleVFX(vfxName, player, Muzzle);
            NormalArea area = vfxData.SpawnVFX(vfxName, player).GetComponentInChildren<NormalArea>();
            AudioManager.Post(AK.EVENTS.FUTUREWAND_GROUNDAREA, area.gameObject);

            area.Initialize<NormalArea>(player, this, Fraction.Enemy)
                .SetAttackSubmodule<NormalArea>(attackUnit)
                .SetTimeSubmodule<NormalArea>(int.MaxValue, 0.5f, int.MaxValue, null, Shrink)
                .SetHitSubmodule<NormalArea>(0.5f, int.MaxValue)
                .SetTransformSubmodule<NormalArea>();
            
            area.SetBoomerangMoveSubmodule(currentTarget, 10f, 360f, player.transform.forward)
                .WithAutoReturn(float.MaxValue)
                .WithCatch(1.5f, Shrink)
                .WithTargeting(true, 25f)
                .WithKeepFlat(true);

            area.transformSm.ApplyScaleMove(Vector3.zero, Vector3.one * 3, 0.5f, EaseType.OutQuad);
            
            area.SetImpulseSubmodule().WithSuction(4f);
            area.hitSm.AddHitSound(AK.EVENTS.FUTUREWAND_WEAKATTACKHIT);
            
            int fusionStack = attackUnit.GetSubmodule<AttackUnit.ParameterSubmodule>().GetParameter<int>("Buff_Fusion_Stack");
            area.hitSm.AddHitEvent((enemy, hitPosition) =>
            {
                new Fusion(fusionStack).Apply(enemy);
                SubscribeFusionExplode(enemy);
            });
            
            _activeSpinArea = area;
            
            /*area.updateAction = () => // 消除敌方投射物
            {
                if (area.timeSm.enablingTimer > 3f)
                {
                    return;
                }
                
                List<Projectile> toBeRemoved = new List<Projectile>();
                
                foreach (Projectile projectile in CombatManager.AttackAreaSm.enemyAttackAreas.activeProjectiles)
                {
                    if (area.areaCollider.IsPointInside(projectile.topParent.transform.position))
                    {
                        toBeRemoved.Add(projectile);
                    }
                }

                foreach (Projectile projectile in toBeRemoved)
                {
                    projectile.Explode();
                }
            };*/


            void Shrink()
            {
                if (_activeSpinArea == area)
                {
                    _activeSpinArea = null;
                }
                else
                {
                    Debug.LogWarning("Trying to shrink a spin area that is not active.");
                }
                
                area.transformSm.Reset().ApplyScaleMove(Vector3.one * 3, Vector3.zero, 0.5f, EaseType.OutQuad);
                area.timeSm.AddScheduleAction(() => LeanPool.Despawn(area.topParent.gameObject), 0.5f);
            }
        }
    }
}