private static void UploadSection(Organization organization)
        {
            Console.WriteLine("UploadSection");

            string queryDialogId = "00000000-0000-0000-0000-000000000000";
            string fileCabinetId = "00000000-0000-0000-0000-000000000000";
            int    documentId    = 1;
            string fileInfoPath  = @"C:\Temp\TestChange.json";

            FileCabinet fileCabinet = organization.GetFileCabinetsFromFilecabinetsRelation().FileCabinet
                                      .FirstOrDefault(fc => fc.Id == fileCabinetId);

            if (fileCabinet == null)
            {
                Console.WriteLine("FileCabinet is null!");
            }
            else
            {
                Platform.ServerClient.Document document = null;

                DialogExpression dialogExpression = new DialogExpression()
                {
                    Operation = DialogExpressionOperation.And,
                    Condition = new List <DialogExpressionCondition>()
                    {
                        DialogExpressionCondition.Create("DWDOCID", documentId.ToString())
                    },
                    Count     = 100,
                    SortOrder = new List <SortedField>()
                    {
                        SortedField.Create("DWDOCID", SortDirection.Desc)
                    }
                };

                DialogInfos dialogInfos = fileCabinet.GetDialogInfosFromDialogsRelation();

                if (dialogInfos == null)
                {
                    Console.WriteLine("DialogInfos is null!");
                }
                else
                {
                    DialogInfo dialog = dialogInfos.Dialog.FirstOrDefault(d => d.Id == queryDialogId);

                    if (dialog == null)
                    {
                        Console.WriteLine("Dialog is null!");
                    }
                    else
                    {
                        DocumentsQueryResult documentsQueryResult =
                            dialog.GetDialogFromSelfRelation().GetDocumentsResult(dialogExpression);

                        Console.WriteLine("Query Result");
                        document = documentsQueryResult.Items.FirstOrDefault();

                        document = document?.GetDocumentFromSelfRelation();
                    }
                }

                if (document == null)
                {
                    Console.WriteLine("Document is null!");
                }
                else
                {
                    document.EasyUploadFile(new FileInfo(fileInfoPath));
                }
            }
        }
        private static void ReplaceAllSectionsInDocument(Organization organization)
        {
            Console.WriteLine("ReplaceAllSectionsInDocument");

            string queryDialogId = "00000000-0000-0000-0000-000000000000";

            List <string> newSectionsPath = new List <string> {
                @"C:\Temp\File1.pdf", @"C:\Temp\File2.pdf"
            };
            int documentId = 1;

            FileCabinet fileCabinet = organization.GetFileCabinetsFromFilecabinetsRelation().FileCabinet
                                      .FirstOrDefault();

            if (fileCabinet == null)
            {
                Console.WriteLine("FileCabinet is null!");
            }
            else
            {
                Platform.ServerClient.Document document = null;

                DialogExpression dialogExpression = new DialogExpression()
                {
                    Operation = DialogExpressionOperation.And,
                    Condition = new List <DialogExpressionCondition>()
                    {
                        DialogExpressionCondition.Create("DWDOCID", documentId.ToString())
                    },
                    Count     = 100,
                    SortOrder = new List <SortedField>()
                    {
                        SortedField.Create("DWDOCID", SortDirection.Desc)
                    }
                };

                DialogInfos dialogInfos = fileCabinet.GetDialogInfosFromDialogsRelation();

                if (dialogInfos == null)
                {
                    Console.WriteLine("DialogInfos is null!");
                }
                else
                {
                    DialogInfo dialog = dialogInfos.Dialog.FirstOrDefault(d => d.Id == queryDialogId);

                    if (dialog == null)
                    {
                        Console.WriteLine("Dialog is null!");
                    }
                    else
                    {
                        DocumentsQueryResult documentsQueryResult =
                            dialog.GetDialogFromSelfRelation().GetDocumentsResult(dialogExpression);

                        Console.WriteLine("Query Result");
                        document = documentsQueryResult.Items.FirstOrDefault();

                        document = document?.GetDocumentFromSelfRelation();
                    }
                }

                if (document == null)
                {
                    Console.WriteLine("Document is null!");
                }
                else
                {
                    //Delete all sections
                    document.Sections.ForEach(s => s.DeleteSelfRelation());

                    //Upload new sections
                    foreach (var newSectionPath in newSectionsPath)
                    {
                        document.EasyUploadFile(new FileInfo(newSectionPath));
                    }
                }
            }
        }