// 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.Http;
 
namespace Microsoft.AspNetCore.Components.Endpoints;
 
internal sealed partial class TempDataService
{
    private readonly ITempDataProvider _tempDataProvider;
 
    public TempDataService(ITempDataProvider tempDataProvider)
    {
        _tempDataProvider = tempDataProvider;
    }
 
    public TempData CreateEmpty(HttpContext httpContext)
    {
        return new TempData(() => Load(httpContext));
    }
 
    public IDictionary<string, object?> Load(HttpContext httpContext)
    {
        return _tempDataProvider.LoadTempData(httpContext);
    }
 
    public void Save(HttpContext httpContext, TempData tempData)
    {
        if (!tempData.WasLoaded)
        {
            return;
        }
        _tempDataProvider.SaveTempData(httpContext, tempData.Save());
    }
}