using Microsoft.Extensions.DependencyInjection.Extensions;
using NSubstitute;
using ZB.MOM.WW.ScadaBridge.CentralUI.Services;
using ZB.MOM.WW.ScadaBridge.Commons.Interfaces.Services;

namespace Microsoft.Extensions.DependencyInjection;

internal static class ConfigurationMutationTestExtensions
{
    /// <summary>Registers the configuration command services with test doubles for auditing and transactions.</summary>
    /// <param name="services">The service collection to add the registrations to.</param>
    /// <returns>The same service collection, for chaining.</returns>
    public static IServiceCollection AddTestConfigurationMutations(this IServiceCollection services)
    {
        services.TryAddScoped<ConfigurationCommandService>();
        services.TryAddScoped<AuthorizedManualFailoverService>();
        services.TryAddSingleton<IAuditService>(_ => Substitute.For<IAuditService>());
        services.TryAddSingleton<IConfigurationCommandTransaction, RepositoryTransaction>();
        return services;
    }
    private sealed class RepositoryTransaction(IServiceScopeFactory scopes) : IConfigurationCommandTransaction
    {
        /// <inheritdoc />
        public async Task<object?> ExecuteAsync(Func<IServiceProvider, Task<object?>> operation)
        {
            using var scope = scopes.CreateScope();
            return await operation(scope.ServiceProvider);
        }
    }
}