// 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.Filters;
using Microsoft.AspNetCore.Mvc.ViewFeatures.Filters;
namespace Microsoft.AspNetCore.Mvc.ApplicationModels;
internal sealed class ViewDataAttributePageApplicationModelProvider : IPageApplicationModelProvider
{
/// <inheritdoc />
/// <remarks>This order ensures that <see cref="ViewDataAttributePageApplicationModelProvider"/> runs after the <see cref="DefaultPageApplicationModelProvider"/>.</remarks>
public int Order => -1000 + 10;
/// <inheritdoc />
public void OnProvidersExecuted(PageApplicationModelProviderContext context)
{
}
/// <inheritdoc />
public void OnProvidersExecuting(PageApplicationModelProviderContext context)
{
ArgumentNullException.ThrowIfNull(context);
var handlerType = context.PageApplicationModel.HandlerType.AsType();
var viewDataProperties = ViewDataAttributePropertyProvider.GetViewDataProperties(handlerType);
if (viewDataProperties == null)
{
return;
}
var filter = new PageViewDataAttributeFilterFactory(viewDataProperties);
context.PageApplicationModel.Filters.Add(filter);
}
}
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