DocumentOrganizer/Diligent.WebAPI.Host/Attributes/AuthorizeAttribute.cs

namespace Diligent.WebAPI.Host.Attributes
{
    [ExcludeFromCodeCoverage]
    [AttributeUsage(AttributeTargets.Method)]
    public class AuthorizeAttribute : Attribute, IAuthorizationFilter
    {
        public void OnAuthorization(AuthorizationFilterContext context)
        {
            User? user = (User?)context.HttpContext.Items["User"];
            if (user == null)
            {
                // not logged in
                context.Result = new JsonResult(new { message = "Unauthorized" }) { StatusCode = StatusCodes.Status401Unauthorized };
            }
        }
    }
}