using Microsoft.Data.Sqlite;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using Hua.Todo.Application.Common;
using Hua.Todo.Application.Repositories;
using Hua.Todo.Application.Services.CloudSync.Services;
using Hua.Todo.HttpApi.AspNetCore.CloudSync.Services;
using Xunit;

namespace Hua.Todo.Host.Tests.CloudSync;

/// <summary>
/// 云同步核心服务 DI 注册集成测试。
/// 模拟 Host 的完整 DI 链路：AddApplicationServices + AddCloudSyncServer，
/// 验证所有关键服务可被正确解析。
/// </summary>
public class CloudSyncEndpointRegistrationTests : IDisposable
{
    private readonly SqliteConnection _connection;
    private readonly ServiceProvider _provider;

    public CloudSyncEndpointRegistrationTests()
    {
        // 使用共享缓存的 SQLite 内存数据库
        _connection = new SqliteConnection("Data Source=CloudSyncRegTests;Mode=Memory;Cache=Shared");
        _connection.Open();

        var services = new ServiceCollection();
        services.AddLogging();
        // 模拟 Host 的完整 DI 链路
        services.AddApplicationServices("Data Source=CloudSyncRegTests;Mode=Memory;Cache=Shared");
        services.AddCloudSyncServer();

        _provider = services.BuildServiceProvider();

        // 确保数据库表已创建
        using var scope = _provider.CreateScope();
        var db = scope.ServiceProvider.GetRequiredService<TodoDbContext>();
        db.Database.EnsureCreated();
    }

    [Fact]
    public void ResolveCloudProbeService_ShouldSucceed()
    {
        var service = _provider.GetRequiredService<CloudProbeService>();
        Assert.NotNull(service);
    }

    [Fact]
    public void ResolveCloudAuthService_ShouldSucceed()
    {
        var service = _provider.GetRequiredService<CloudAuthService>();
        Assert.NotNull(service);
    }

    [Fact]
    public void ResolveCloudTaskSyncService_ShouldSucceed()
    {
        var service = _provider.GetRequiredService<CloudTaskSyncService>();
        Assert.NotNull(service);
    }

    [Fact]
    public void ResolveSecurityPolicyService_ShouldSucceed()
    {
        var service = _provider.GetRequiredService<SecurityPolicyService>();
        Assert.NotNull(service);
    }

    [Fact]
    public void ResolveCloudAdminService_ShouldSucceed()
    {
        var service = _provider.GetRequiredService<CloudAdminService>();
        Assert.NotNull(service);
    }

    public void Dispose()
    {
        _provider.Dispose();
        _connection.Dispose();
    }
}