using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.Filters;

namespace PrivaPub.Extensions
{
	public class OperationCancelledExceptionFilter : ExceptionFilterAttribute
	{
		readonly Serilog.ILogger Logger;

		public OperationCancelledExceptionFilter(Serilog.ILogger logger) =>
			Logger = logger.ForContext<OperationCancelledExceptionFilter>();

		public override void OnException(ExceptionContext context)
		{
			if (context.Exception is not OperationCanceledException) return;

			Logger.Information($"Request for {context.HttpContext.Request.Path} was cancelled.");
			context.ExceptionHandled = true;
			context.Result = new StatusCodeResult(499);
		}
	}
}