// 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.Routing;
using Microsoft.AspNetCore.Routing;
 
namespace Microsoft.AspNetCore.Mvc.RazorPages.Infrastructure;
 
internal sealed class DynamicPageRouteValueTransformerMetadata : IDynamicEndpointMetadata
{
    public DynamicPageRouteValueTransformerMetadata(Type selectorType, object? state)
    {
        ArgumentNullException.ThrowIfNull(selectorType);
 
        if (!typeof(DynamicRouteValueTransformer).IsAssignableFrom(selectorType))
        {
            throw new ArgumentException(
                $"The provided type must be a subclass of {typeof(DynamicRouteValueTransformer)}",
                nameof(selectorType));
        }
 
        SelectorType = selectorType;
        State = state;
    }
 
    public bool IsDynamic => true;
 
    public object? State { get; }
 
    public Type SelectorType { get; }
}