public override async Task <BaseResponse> AddAsync(HolidayData request, ServerCallContext context) { try { if (request is null) { await _holidaysRepository.AddAsync(null); } Holiday holiday = FromRpcModel(request); int result = await _holidaysRepository.AddAsync(holiday); if (result == 0) { throw new Exception("Holiday has not been saved"); } BaseResponse response = new() { Code = Code.Success, ErrorMessage = string.Empty, DataId = holiday.Id }; LogData logData = new() { CallSide = nameof(HolidaysService), CallerMethodName = nameof(AddAsync), CreatedOn = _dateTimeUtil.GetCurrentDateTime(), Request = request, Response = response }; _logger.AddLog(logData); return(response); } catch (NullReferenceException nrex) { LogData logData = new() { CallSide = nameof(HolidaysService), CallerMethodName = nameof(AddAsync), CreatedOn = _dateTimeUtil.GetCurrentDateTime(), Request = request, Response = nrex }; _logger.AddErrorLog(logData); return(new BaseResponse { Code = Code.DataError, ErrorMessage = nrex.Message }); } catch (ArgumentException aex) { LogData logData = new() { CallSide = nameof(HolidaysService), CallerMethodName = nameof(AddAsync), CreatedOn = _dateTimeUtil.GetCurrentDateTime(), Request = request, Response = aex }; _logger.AddErrorLog(logData); return(new BaseResponse { Code = Code.DataError, ErrorMessage = aex.Message }); } catch (DbUpdateException duex) { LogData logData = new() { CallSide = nameof(HolidaysService), CallerMethodName = nameof(AddAsync), CreatedOn = _dateTimeUtil.GetCurrentDateTime(), Request = request, Response = duex }; _logger.AddErrorLog(logData); return(new BaseResponse { Code = Code.DbError, ErrorMessage = "An error occured while saving holiday" }); } catch (Exception ex) { LogData logData = new() { CallSide = nameof(HolidaysService), CallerMethodName = nameof(AddAsync), CreatedOn = _dateTimeUtil.GetCurrentDateTime(), Request = request, Response = ex }; _logger.AddErrorLog(logData); return(new BaseResponse { Code = Code.UnknownError, ErrorMessage = ex.Message }); } }