Загрузка файла с компьютера в систему

using System; 
using System.Collections.Generic; 
using System.Linq; 
using Comindware.Data.Entity; 
using Comindware.TeamNetwork.Api.Data.UserCommands; 
using Comindware.TeamNetwork.Api.Data; 
using System.IO; 
  
class Script 
{ 
    public static UserCommandResult Main(UserCommandContext userCommandContext) 
    { 
        try 
        { 
            var id = userCommandContext.ObjectIds[0]; 
            var data = Api.TeamNetwork.ObjectService.GetPropertyValues(new []{id}, new []{"Putkfaylu"}); 
            var path = data[id]["Putkfaylu"].ToString(); 
            var fs = new FileStream(@path, FileMode.OpenOrCreate); 
            var arrayTitle = path.Split('\\','/'); 
            var arrayExtension = path.Split('.'); 
            var docData = new Document 
            { 
                Title = arrayTitle[arrayTitle.Length-1], 
                Extension = arrayExtension[arrayExtension.Length-1] 
                }; 
            string doc = Api.TeamNetwork.DocumentService.CreateDocumentWithStream(docData, fs, ""); 
            Api.TeamNetwork.ObjectService.EditWithAlias(id, new Dictionary<string,object>('test', Undefined)); 
        } 
        catch 
        { 
            var result1 = new UserCommandResult 
            { 
                Success = true, 
                Commited = true, 
                ResultType = UserCommandResultType.Notificate, 
                Messages = new[] 
                { 
                    new UserCommandMessage 
                    { 
                        Severity = SeverityLevel.Normal, 
                        Text = "Неуспешно" 
                        } 
                } 
            }; 
            return result1; 
        } 
        var result = new UserCommandResult 
        { 
            Success = true, 
            Commited = true, 
            ResultType = UserCommandResultType.Notificate, 
            Messages = new[] 
            { 
                new UserCommandMessage 
                { 
                    Severity = SeverityLevel.Normal, 
                    Text = "Успешно" 
                    } 
            } 
        }; 
        return result; 
    } 
}