namespace dy.net.service
{
    public sealed class OpenListTransferWorker : BackgroundService
    {
        private readonly IServiceScopeFactory _scopeFactory;

        public OpenListTransferWorker(IServiceScopeFactory scopeFactory) => _scopeFactory = scopeFactory;

        protected override async Task ExecuteAsync(CancellationToken stoppingToken)
        {
            while (!stoppingToken.IsCancellationRequested)
            {
                try
                {
                    using var scope = _scopeFactory.CreateScope();
                    var worked = await scope.ServiceProvider.GetRequiredService<OpenListTransferService>()
                        .RecoverOneAsync(stoppingToken);
                    if (!worked) await Task.Delay(TimeSpan.FromSeconds(3), stoppingToken);
                }
                catch (OperationCanceledException) when (stoppingToken.IsCancellationRequested) { }
                catch (Exception ex)
                {
                    Serilog.Log.Error(ex, "OpenList 传输恢复服务异常");
                    await Task.Delay(TimeSpan.FromSeconds(5), stoppingToken);
                }
            }
        }
    }
}