#nullable enable
using System;
using System.Collections;
using System.Collections.Generic;
using Cysharp.Threading.Tasks;
using NUnit.Framework;
using ShrinkApp.Starter.Basic;
using ShrinkCommand.Integration.App;
using ShrinkContext;
using ShrinkDataSaver.Integration.App;
using ShrinkNetwork;
using ShrinkNetwork.Integration.App;
using ShrinkApp;
using UnityEngine;
using UnityEngine.TestTools;
using Object = UnityEngine.Object;

namespace ShrinkContext.AppAdapter.Tests
{
    /// <summary>
    /// Basic Starter 默认装配表的端到端验证（阶段 3）：
    /// 三个功能模块走原生 Cordis 组件，四个跨包集成走按键注入的薄组件；
    /// 提供者停用时依赖集成先退出，兼容服务门面也作为可逆效应注销。
    /// </summary>
    public class NativeWiringTests
    {
        private ShrinkAppSettings? _settings;
        private ShrinkAppLoaderHost? _host;

        [UnityTearDown]
        public IEnumerator TearDown()
        {
            if (_host?.IsRunning == true)
                yield return _host.ShutdownAsync().ToCoroutine();
            if (_settings != null)
                Object.DestroyImmediate(_settings);
        }

        [UnityTest]
        public IEnumerator BasicComposition_UsesNativeComponents_AndRetiresDependentsReversibly()
        {
            _settings = ScriptableObject.CreateInstance<ShrinkAppSettings>();
            var coreInstallers = new List<IShrinkAppModuleInstaller>();
            foreach (var installerType in ShrinkAppInstallers.GetDiscoveredInstallerTypes())
            {
                if (Activator.CreateInstance(installerType) is not IShrinkAppModuleInstaller installer)
                    continue;
                if (installer.ModuleId is "shrink.network" or "shrink.command" or "shrink.datasaver")
                    coreInstallers.Add(installer);
            }

            _host = new ShrinkAppLoaderHost(_settings, coreInstallers);
            ShrinkAppBasicContextComposition.Configure(_host);
            _host.ApplyComposition(ShrinkAppBasicContextComposition.CreateDefaultDocument());

            yield return _host.StartAsync().ToCoroutine();

            Assert.AreEqual(7, _host.ModuleIds.Count);
            Assert.AreEqual(7, _host.ActiveModuleIds.Count);
            Assert.IsTrue(_host.IsModuleActive("shrink.network"));
            Assert.IsTrue(_host.IsModuleActive("shrink.command"));
            Assert.IsTrue(_host.IsModuleActive("shrink.datasaver"));
            Assert.IsTrue(_host.IsModuleActive("shrink.integration.command-network"));
            Assert.IsTrue(_host.IsModuleActive("shrink.integration.command-eventbus"));
            Assert.IsTrue(_host.IsModuleActive("shrink.integration.datasaver-eventbus"));
            Assert.IsTrue(_host.IsModuleActive("shrink.integration.network-eventbus"));

            var root = _host.Context.RootContext;
            Assert.IsTrue(_host.Context.TryGetRaw<ShrinkNetworkService>(root,
                ShrinkNetworkAppComponent.ServiceKey, out _), "网络服务键由原生组件提供");
            Assert.IsTrue(_host.Context.TryGetRaw<ShrinkCommand.ShrinkCommandService>(root,
                ShrinkCommandAppComponent.ServiceKey, out _), "命令服务键由原生组件提供");
            Assert.IsTrue(_host.Context.TryGetRaw<object>(root,
                ShrinkDataSaverAppComponent.ServiceKey, out _), "存档服务键由原生组件提供");
            Assert.IsTrue(_host.Context.TryGetRaw<object>(root,
                "shrink.integration.command-network", out _));
            Assert.IsTrue(_host.Context.TryGetRaw<object>(root,
                "shrink.integration.command-eventbus", out _));
            Assert.IsTrue(_host.Context.TryGetRaw<object>(root,
                "shrink.integration.datasaver-eventbus", out _));
            Assert.IsTrue(_host.Context.TryGetRaw<object>(root,
                "shrink.integration.network-eventbus", out _));
            Assert.IsTrue(_host.Services.TryGet<ShrinkNetworkAppService>(out _));
            Assert.IsTrue(_host.Services.TryGet<ShrinkCommandAppService>(out _));
            Assert.IsTrue(_host.Services.TryGet<ShrinkDataSaverService>(out _));

            yield return _host.SetModuleDisabledAsync("shrink.command", true).ToCoroutine();

            Assert.IsFalse(_host.IsModuleActive("shrink.command"));
            Assert.IsFalse(_host.IsModuleActive("shrink.integration.command-network"));
            Assert.IsFalse(_host.IsModuleActive("shrink.integration.command-eventbus"));
            Assert.IsTrue(_host.IsModuleActive("shrink.network"), "无关提供者不得重载");
            Assert.IsTrue(_host.IsModuleActive("shrink.datasaver"), "无关提供者不得重载");
            Assert.IsTrue(_host.IsModuleActive("shrink.integration.network-eventbus"));
            Assert.IsTrue(_host.IsModuleActive("shrink.integration.datasaver-eventbus"));
            Assert.IsFalse(_host.Context.TryGetRaw<object>(root,
                ShrinkCommandAppComponent.ServiceKey, out _));
            Assert.IsFalse(_host.Context.TryGetRaw<object>(root,
                "shrink.integration.command-network", out _));
            Assert.IsFalse(_host.Context.TryGetRaw<object>(root,
                "shrink.integration.command-eventbus", out _));
            Assert.IsFalse(_host.Services.TryGet<ShrinkCommandAppService>(out _),
                "兼容门面应随组件退役注销");

            yield return _host.SetModuleDisabledAsync("shrink.command", false).ToCoroutine();

            Assert.AreEqual(7, _host.ActiveModuleIds.Count);
            Assert.IsTrue(_host.Services.TryGet<ShrinkCommandAppService>(out _));

            yield return _host.ShutdownAsync().ToCoroutine();
            Assert.AreEqual(0, _host.ActiveModuleIds.Count);
            Assert.IsFalse(_host.Services.TryGet<ShrinkNetworkAppService>(out _));
            Assert.IsFalse(_host.Services.TryGet<ShrinkCommandAppService>(out _));
            Assert.IsFalse(_host.Services.TryGet<ShrinkDataSaverService>(out _));
        }
    }
}