Hasebe/Assets/Code/Infrastructure/Particles/ParticlePoolManager.cs

using System;
using System.Collections.Generic;
using Reflex.Attributes;
using Unity.VisualScripting;
using UnityEngine;
using UnityEngine.Pool;
using Object = UnityEngine.Object;

namespace Code.Infrastructure.Particles
{
    public class ParticlePool
    {
        public IObjectPool<ParticleSystem> Pool;

        private ParticleInfo _particleInfoConfig;
        private ParticleSystem _particleSystemPrefab;

        public ParticlePool(ParticleInfo particleInfoConfig, ParticleSystem particleSystemPrefab)
        {
            _particleSystemPrefab =  particleSystemPrefab;
            _particleInfoConfig = particleInfoConfig;
            
            Pool = new ObjectPool<ParticleSystem>(
                createFunc: CreateItem,
                // actionOnGet: OnGet,
                actionOnRelease: OnRelease,
                actionOnDestroy: OnDestroyItem,
                collectionCheck: true, // helps catch double-release mistakes
                defaultCapacity: particleInfoConfig.CountInPool,
                maxSize: 20
            );
        }

        public ParticleSystem Get() => Pool.Get();
        public void Release(ParticleSystem particleSystem) => Pool.Release(particleSystem);

        // Creates a new pooled GameObject the first time (and whenever the pool needs more).
        private ParticleSystem CreateItem()
        {
            var particleSystem = Object
                .Instantiate(_particleSystemPrefab) // Он уже загружен
                .GetComponent<ParticleSystem>();
            particleSystem.name = "PooledParticleSystem";
            Object.DontDestroyOnLoad(particleSystem);
            return particleSystem;
        }

        // Called when an item is taken from the pool.
        private void OnGet(ParticleSystem source)
        {
            // Настроить если надо
        }

        // Called when an item is returned to the pool.
        private void OnRelease(ParticleSystem particleSystem)
        {
            if (!particleSystem) return;

            particleSystem.Stop();
            
            // Настроить если надо

        }

        // Called when the pool decides to destroy an item (e.g., above max size).
        private void OnDestroyItem(ParticleSystem source)
        {
            Object.Destroy(source.gameObject);
        }
    }

    public interface IParticlePoolManagerForService
    {
        ParticleSystem GetParticleSystem(ParticlePartition partition, int id);
        void ReleaseParticleSystem(ParticlePartition partition, int id, ParticleSystem particleSystem);
    }

    public interface IParticlePoolManagerForFabric
    {
        void CreatePoolOfParticles(ParticleInfo particleInfoConfig, ParticleSystem particleSystemPrefab);
        void DeletePoolOfParticles(ParticlePartition partition, int id);
    }

    public class ParticlePoolManager : IParticlePoolManagerForService, IParticlePoolManagerForFabric
    {
        // The pool holds plain GameObjects (you can swap this for any component type).
        private Dictionary<ParticlePartition, Dictionary<int, ParticlePool>> _poolDictionary = new();

        public void CreatePoolOfParticles(ParticleInfo particleInfoConfig, ParticleSystem particleSystemPrefab)
        {
            if(!_poolDictionary.ContainsKey(particleInfoConfig.particlePartition)) 
                _poolDictionary[particleInfoConfig.particlePartition] = new();

            _poolDictionary[particleInfoConfig.particlePartition]
                .Add(particleInfoConfig.particleId, new ParticlePool(particleInfoConfig, particleSystemPrefab));
        }
        public void DeletePoolOfParticles(ParticlePartition partition, int id)
        {
            _poolDictionary[partition][id].Pool.Clear();
            _poolDictionary[partition].Remove(id);
        }

        public ParticleSystem GetParticleSystem(ParticlePartition partition, int id)
        {
            var source = _poolDictionary[partition][id].Get();

            // Настроить если надо

            return source;
        }

        public void ReleaseParticleSystem(ParticlePartition partition, int id, ParticleSystem particleSystem)
        {
            if(_poolDictionary[partition].ContainsKey(id)) _poolDictionary[partition][id].Release(particleSystem);
        }
    }
}