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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.ApplicationModels;
using Microsoft.AspNetCore.Mvc.ViewFeatures.Infrastructure;
namespace Microsoft.AspNetCore.Mvc.ViewFeatures.Filters;
internal sealed class TempDataApplicationModelProvider : IApplicationModelProvider
{
private readonly TempDataSerializer _tempDataSerializer;
public TempDataApplicationModelProvider(TempDataSerializer tempDataSerializer)
{
_tempDataSerializer = tempDataSerializer;
}
/// <inheritdoc />
/// <remarks>This order ensures that <see cref="TempDataApplicationModelProvider"/> runs after the <see cref="DefaultApplicationModelProvider"/>.</remarks>
public int Order => -1000 + 10;
/// <inheritdoc />
public void OnProvidersExecuted(ApplicationModelProviderContext context)
{
}
/// <inheritdoc />
public void OnProvidersExecuting(ApplicationModelProviderContext context)
{
ArgumentNullException.ThrowIfNull(context);
foreach (var controllerModel in context.Result.Controllers)
{
var modelType = controllerModel.ControllerType.AsType();
var tempDataProperties = SaveTempDataPropertyFilterBase.GetTempDataProperties(_tempDataSerializer, modelType);
if (tempDataProperties == null)
{
continue;
}
var filter = new ControllerSaveTempDataPropertyFilterFactory(tempDataProperties);
controllerModel.Filters.Add(filter);
}
}
}
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