using FrostFS.SDK.ModelsV2;
using Google.Protobuf;
using Grpc.Net.Client;
using System;
using System.Security.Cryptography;
using FrostFS.SDK.Cryptography;
using System.Buffers;

namespace FrostFS.SDK.ClientV2;

public class ClientEnvironment(Client client, ECDsa key, OwnerId owner, GrpcChannel channel, ModelsV2.Version version) : IDisposable
{
    private ArrayPool<byte> _arrayPool;

    internal OwnerId Owner { get; } = owner;
    internal GrpcChannel Channel { get; private set; } = channel;
    internal ModelsV2.Version Version { get; } = version;
    internal NetworkSettings? NetworkSettings { get; set; }

    internal Client Client { get; } = client;

    internal ClientKey Key { get; } = new ClientKey(key);

    /// <summary>
    /// Custom pool is used for predefined sizes of buffers like grpc chunk 
    /// </summary>
    internal ArrayPool<byte> GetArrayPool(int size)
    {
        _arrayPool ??= ArrayPool<byte>.Create(size, 256);
        
        return _arrayPool;
    }

    public void Dispose()
    {
        Dispose(true);
        GC.SuppressFinalize(this);
    }

    protected virtual void Dispose(bool disposing)
    {
        if (disposing)
        {
            Channel.Dispose();
        }
    }
}