Create import Definition ExactTarget

importDefinition.cs

public string[] CreateImportDefinition(string fileName, string destinationKey, int destinationId)
        {
            var key = Guid.NewGuid().ToString();
            var definition = new ExactTargetApi.ImportDefinition
            {
                Name = key,
                CustomerKey = key,
                Description = string.Format("This import definition was created through the API. On {0}", DateTime.Now.ToShortDateString()),
                AllowErrors = true,
                AllowErrorsSpecified = true,
                UpdateType = ExactTargetApi.ImportDefinitionUpdateType.AddAndUpdate,
                UpdateTypeSpecified = true
            };

            var extension = new ExactTargetApi.List { CustomerKey = destinationKey };
            definition.DestinationObject = extension;
            definition.DestinationObject.ID = destinationId;
            definition.DestinationObject.IDSpecified = true;

            definition.Notification = new ExactTargetApi.AsyncResponse
            {
                ResponseType = ExactTargetApi.AsyncResponseType.email,
                ResponseAddress = "[email protected]",
                IncludeResults = true,
                IncludeResultsSpecified = true,
                RespondWhen = RespondWhen.Always,
                RespondWhenSpecified = true,

            };

            definition.RetrieveFileTransferLocation = new ExactTargetApi.FileTransferLocation { CustomerKey = "C13A1115-D720-401D-A450-E2B0F204D404" };
            definition.FieldMappingType = ExactTargetApi.ImportDefinitionFieldMappingType.ManualMap;
            definition.FieldMaps = SetMappingFields();
            definition.FieldMappingTypeSpecified = true;
            definition.FileSpec = fileName;
            definition.FileType = ExactTargetApi.FileType.CSV;
            definition.FileTypeSpecified = true;

            using (var client = ClientFactory.Create(_config))
            {
                string status;
                string requestId;
                var createResults = client.CreateWithAuthToken(new ExactTargetApi.CreateOptions(),
                                    new ExactTargetApi.APIObject[] { definition }, out requestId, out status);
                return new string[] { createResults[0].StatusCode, createResults[0].StatusMessage };
            }
        }