public async Task <IActionResult> BookingsCreationsDownload([FromQuery] DateTime?startTime, [FromQuery] DateTime?endTime, [FromQuery] string interval, [FromQuery] int[] rID) { DateTime start = startTime ?? DateTime.Now.AddDays(-7); DateTime end = endTime ?? DateTime.Now; BookingsStats stats = await statisticsService.GetBookingsCompletions(start, end, interval, rID); var memory = await excelService.CreateAndSaveExcelFile(stats); return(File(memory, GetContentType("../../file.xls"), "../../file.xls")); }