Add supply contracts export executor

Hcs.Broker/Api/Request/HouseManagement/ExportSupplyResourceContractDataRequest.cs

@@ -40,6 +40,59 @@ namespace Hcs.Broker.Api.Request.HouseManagement
             return result;
         }
 
+        internal async Task<string> SendAsync(string? exportGuid = null, CancellationToken token = default)
+        {
+            var itemsElementName = new List<ItemsChoiceType32>();
+            var items = new List<object>();
+
+            if (!string.IsNullOrEmpty(exportGuid))
+            {
+                itemsElementName.Add(ItemsChoiceType32.ExportContractRootGUID);
+                items.Add(exportGuid);
+            }
+
+            // http://open-gkh.ru/HouseManagement/exportSupplyResourceContractRequest.html
+            var request = new exportSupplyResourceContractRequest
+            {
+                Id = Constants.SIGNED_XML_ELEMENT_ID,
+                version = "13.1.1.1",
+                ItemsElementName = [.. itemsElementName],
+                Items = [.. items]
+            };
+
+            return await SendAsync(request, async asyncClient =>
+            {
+                var response = await asyncClient.exportSupplyResourceContractDataAsync(CreateRequestHeader(), request);
+                return response.AckRequest.Ack;
+            }, token);
+        }
+
+        internal async Task<RequestMultipleResult<exportSupplyResourceContractResultType>> GetResultAsync(string messageGuid)
+        {
+            try
+            {
+                var result = await ExecuteGetResultAsync(messageGuid);
+                if (result == null)
+                {
+                    return RequestMultipleResult<exportSupplyResourceContractResultType>.CreateNotReady();
+                }
+
+                var contractResult = result.Items.OfType<getStateResultExportSupplyResourceContractResult>().First();
+                var paginationData = new PaginationData(contractResult.Item);
+                return RequestMultipleResult<exportSupplyResourceContractResultType>
+                    .CreateSuccessful(contractResult.Contract)
+                    .SetNextResultsGuid(paginationData.IsLastPage ? null : paginationData.NextGuid.ToString());
+            }
+            catch (NoResultsRemoteException)
+            {
+                return RequestMultipleResult<exportSupplyResourceContractResultType>.CreateSuccessful([]);
+            }
+            catch
+            {
+                throw;
+            }
+        }
+
         internal async Task<exportSupplyResourceContractResultType> ExecuteAsync(Guid contractRootGuid, CancellationToken token)
         {
             exportSupplyResourceContractResultType result = null;