public IActionResult GetMachineInfo(int mid) { var machineInfo = _redisManager.GetHash <RequestMachineInfo>(RedisConstant.MachineInfo, mid.ToStr()); if (machineInfo == null || machineInfo == default(RequestMachineInfo)) { return(new ObjectResult(0)); } var path = Path.Combine(machineInfo.FileLocation, $"{DateTime.Now.ToString("yyyyMMdd")}.{machineInfo.FileType}"); path = path.Replace(@"\\", @"\"); if (path.StartsWith(@"\")) { path = @"\" + path; } if (!System.IO.File.Exists(path)) { return(new ObjectResult($"{path} file not found")); } var helper = new CommonExcelHelper(); var ret = helper.ReadLastLine(path); return(new ObjectResult(ret)); }