#nullable enable

using System.Collections.Generic;
using Cysharp.Threading.Tasks;
using ShrinkContext;

namespace ShrinkNetwork.Integration
{
    /// <summary>通过网络服务键管理 Network ↔ EventBus 桥的可逆生命周期。</summary>
    public sealed class ShrinkNetworkEventBusComponent : IShrinkComponent
    {
        public const string NetworkServiceKey = "shrink.service.network";
        public const string ProvideKey = "shrink.integration.network-eventbus";

        private static readonly string[] InjectKeys = { NetworkServiceKey };
        private static readonly string[] ProvideKeys = { ProvideKey };

        public string Name => "shrink.integration.network-eventbus";
        public IReadOnlyList<string> Inject => InjectKeys;
        public IReadOnlyList<string> Provide => ProvideKeys;

        public UniTask ApplyAsync(ShrinkCtx ctx, object? config)
        {
            var service = ctx.Get<ShrinkNetworkService>(NetworkServiceKey);
            service.UseEventBusBridge(config as ShrinkNetworkEventBusBridgeOptions);
            ctx.EffectInverse(() =>
            {
                ShrinkNetworkEventBusBridge.UnregisterService(service);
                return UniTask.CompletedTask;
            });
            ctx.Set(ProvideKey, Name);
            return UniTask.CompletedTask;
        }
    }
}