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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 System.Diagnostics.CodeAnalysis;
using static Microsoft.AspNetCore.Internal.LinkerFlags;
namespace Microsoft.AspNetCore.Components;
/// <summary>
/// Describes information determined during routing that specifies
/// the page to be displayed.
/// </summary>
public sealed class RouteData
{
/// <summary>
/// Constructs an instance of <see cref="RouteData"/>.
/// </summary>
/// <param name="pageType">The type of the page matching the route, which must implement <see cref="IComponent"/>.</param>
/// <param name="routeValues">The route parameter values extracted from the matched route.</param>
public RouteData([DynamicallyAccessedMembers(Component)] Type pageType, IReadOnlyDictionary<string, object?> routeValues)
{
ArgumentNullException.ThrowIfNull(pageType);
if (!typeof(IComponent).IsAssignableFrom(pageType))
{
throw new ArgumentException($"The value must implement {nameof(IComponent)}.", nameof(pageType));
}
PageType = pageType;
RouteValues = routeValues ?? throw new ArgumentNullException(nameof(routeValues));
}
/// <summary>
/// Gets the type of the page matching the route.
/// </summary>
[DynamicallyAccessedMembers(Component)]
public Type PageType { get; }
/// <summary>
/// Gets route parameter values extracted from the matched route.
/// </summary>
public IReadOnlyDictionary<string, object?> RouteValues { get; }
/// <summary>
/// Gets the route template that was used to match the route if any.
/// </summary>
public string? Template { get; set; }
}
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