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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.
#nullable enable
using Microsoft.AspNetCore.Html;
namespace Microsoft.AspNetCore.Mvc;
/// <summary>
/// Supports the rendering of view components in a view.
/// </summary>
public interface IViewComponentHelper
{
/// <summary>
/// Invokes a view component with the specified <paramref name="name"/>.
/// </summary>
/// <param name="name">The name of the view component.</param>
/// <param name="arguments">
/// An <see cref="object"/> with properties representing arguments to be passed to the invoked view component
/// method. Alternatively, an <see cref="System.Collections.Generic.IDictionary{String, Object}"/> instance
/// containing the invocation arguments.
/// </param>
/// <returns>A <see cref="Task"/> that on completion returns the rendered <see cref="IHtmlContent" />.
/// </returns>
Task<IHtmlContent> InvokeAsync(string name, object? arguments);
/// <summary>
/// Invokes a view component of type <paramref name="componentType" />.
/// </summary>
/// <param name="componentType">The view component <see cref="Type"/>.</param>
/// <param name="arguments">
/// An <see cref="object"/> with properties representing arguments to be passed to the invoked view component
/// method. Alternatively, an <see cref="System.Collections.Generic.IDictionary{String, Object}"/> instance
/// containing the invocation arguments.
/// </param>
/// <returns>A <see cref="Task"/> that on completion returns the rendered <see cref="IHtmlContent" />.
/// </returns>
Task<IHtmlContent> InvokeAsync(Type componentType, object? arguments);
}
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