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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.DataAnnotations;
using Microsoft.Extensions.DependencyInjection.Extensions;
using Microsoft.Extensions.Options;
namespace Microsoft.Extensions.DependencyInjection;
/// <summary>
/// Extensions for configuring MVC data annotations using an <see cref="IMvcBuilder"/>.
/// </summary>
public static class MvcDataAnnotationsMvcCoreBuilderExtensions
{
/// <summary>
/// Registers MVC data annotations.
/// </summary>
/// <param name="builder">The <see cref="IMvcBuilder"/>.</param>
/// <returns>The <see cref="IMvcBuilder"/>.</returns>
public static IMvcCoreBuilder AddDataAnnotations(this IMvcCoreBuilder builder)
{
ArgumentNullException.ThrowIfNull(builder);
AddDataAnnotationsServices(builder.Services);
return builder;
}
/// <summary>
/// Adds MVC data annotations localization to the application.
/// </summary>
/// <param name="builder">The <see cref="IMvcCoreBuilder"/>.</param>
/// <returns>The <see cref="IMvcCoreBuilder"/>.</returns>
public static IMvcCoreBuilder AddDataAnnotationsLocalization(this IMvcCoreBuilder builder)
{
ArgumentNullException.ThrowIfNull(builder);
return AddDataAnnotationsLocalization(builder, setupAction: null);
}
/// <summary>
/// Registers an action to configure <see cref="MvcDataAnnotationsLocalizationOptions"/> for MVC data
/// annotations localization.
/// </summary>
/// <param name="builder">The <see cref="IMvcBuilder"/>.</param>
/// <param name="setupAction">An <see cref="Action{MvcDataAnnotationsLocalizationOptions}"/>.</param>
/// <returns>The <see cref="IMvcBuilder"/>.</returns>
public static IMvcCoreBuilder AddDataAnnotationsLocalization(
this IMvcCoreBuilder builder,
Action<MvcDataAnnotationsLocalizationOptions>? setupAction)
{
ArgumentNullException.ThrowIfNull(builder);
AddDataAnnotationsLocalizationServices(builder.Services, setupAction);
return builder;
}
// Internal for testing.
internal static void AddDataAnnotationsServices(IServiceCollection services)
{
services.TryAddEnumerable(
ServiceDescriptor.Transient<IConfigureOptions<MvcOptions>, MvcDataAnnotationsMvcOptionsSetup>());
services.TryAddSingleton<IValidationAttributeAdapterProvider, ValidationAttributeAdapterProvider>();
}
// Internal for testing.
internal static void AddDataAnnotationsLocalizationServices(
IServiceCollection services,
Action<MvcDataAnnotationsLocalizationOptions>? setupAction)
{
DataAnnotationsLocalizationServices.AddDataAnnotationsLocalizationServices(services, setupAction);
}
}
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