public ActionResult DeleteFile(string fileName, int repoId,string repoOwner, CreateViewModel model)
        {
            try
            {
                fileName = fileName.Trim();
                string connStr = @"Data Source=(LocalDb)\v11.0;AttachDbFilename=|DataDirectory|\aspnet-WebApplication2-20160108044733.mdf;Initial Catalog=aspnet-WebApplication2-20160108044733;Integrated Security=True";
                SqlConnection conn = new SqlConnection(connStr);
                try
                {
                    //пробуем подключится
                    conn.Open();
                }
                catch (SqlException se)
                {
                    ModelState.AddModelError("", "can't open connection" + se);
                    return RedirectToAction("Edit", routeValues: new { id = repoId, model = model });
                }
                string query = "DELETE FROM Files" +
                    " where Name = @Id AND Repo=@repoId";
                SqlCommand cmd = new SqlCommand(query, conn);
                SqlParameter param = new SqlParameter();
                param.ParameterName = "@Id";
                param.Value = fileName;
                param.SqlDbType = SqlDbType.NVarChar;
                cmd.Parameters.Add(param);

                param = new SqlParameter();
                param.ParameterName = "@repoId";
                param.Value = repoId;
                param.SqlDbType = SqlDbType.Int;
                cmd.Parameters.Add(param);
                try
                {
                    cmd.ExecuteNonQuery();
                }
                catch (Exception ex)
                {
                    ModelState.AddModelError("", "Can't update. " + ex);
                    return RedirectToAction("Edit", routeValues: new { id = repoId, model = model });

                }
                conn.Close();
                conn.Dispose();
                FileInfo File = new FileInfo(Server.MapPath("~/Repos/" + repoOwner + "/" +repoId+"/"+ fileName));
                File.Delete();
                ViewData["Message"] = "Success";
                return RedirectToAction("Edit", routeValues: new { id = repoId, model = model });
            }
            catch (Exception ex)
            {
                ModelState.AddModelError("", "Can't. " + ex);
                return RedirectToAction("Edit", routeValues: new { id = repoId, model = model });
            }
        }
        public ActionResult Create(CreateViewModel model)
        {
            try
            {

                string connStr = @"Data Source=(LocalDb)\v11.0;AttachDbFilename=|DataDirectory|\aspnet-WebApplication2-20160108044733.mdf;Initial Catalog=aspnet-WebApplication2-20160108044733;Integrated Security=True";
                SqlConnection conn = new SqlConnection(connStr);
                try
                {
                    //пробуем подключится
                    conn.Open();
                }
                catch (SqlException se)
                {
                    ModelState.AddModelError("", "can't open connection"+se);
                    return View(model);
                }
                string query = "INSERT INTO Repositories (Name,Owner,tags,LastChangeR) VALUES "
                    + "(@Name, @Owner,@tags,@time)";
                SqlCommand cmd = new SqlCommand(query, conn);
                SqlParameter param = new SqlParameter();
                param.ParameterName = "@Name";
                param.Value = model.Name;
                param.SqlDbType = SqlDbType.NVarChar;
                cmd.Parameters.Add(param);

                param = new SqlParameter();
                param.ParameterName = "@Owner";
                param.Value = User.Identity.GetUserId();
                param.SqlDbType = SqlDbType.NVarChar;
                cmd.Parameters.Add(param);

                param = new SqlParameter();
                param.ParameterName = "@tags";
                param.Value = model.tags;
                param.SqlDbType = SqlDbType.NVarChar;
                cmd.Parameters.Add(param);

                param = new SqlParameter();
                param.ParameterName = "@time";
                param.Value = System.DateTime.Now;
                param.SqlDbType = SqlDbType.DateTime;
                cmd.Parameters.Add(param);
                try
                {
                    cmd.ExecuteNonQuery();
                }
                catch(Exception ex)
                {
                    ModelState.AddModelError("", "Can't update. "+ ex);
                    return RedirectToAction("Profile","Account");
                }
                string query1="SELECT * FROM Repositories WHERE Name='"+model.Name+"';";
                SqlCommand cmd1 = new SqlCommand(query1, conn);
                SqlDataReader dr=cmd1.ExecuteReader(CommandBehavior.CloseConnection);
                dr.Read();
                string dirName = dr.GetValue(0).ToString();
                conn.Close();
                conn.Dispose();
                if (Directory.Exists("~/Repos/" + User.Identity.GetUserId()))
                {
                    DirectoryInfo Dir = new DirectoryInfo(Server.MapPath("~/Repos/" + User.Identity.GetUserId()));
                    Dir.CreateSubdirectory(dirName);
                }
                else
                {
                    DirectoryInfo Dir = new DirectoryInfo(Server.MapPath("~/Repos/" + User.Identity.GetUserId()));
                    Dir.Create();
                    Dir.CreateSubdirectory(dirName);
                }
                ViewData["Message"] = "Success";
                return View(model);
            }
            catch(Exception ex)
            {
                ModelState.AddModelError("", "Smth wrong." + ex);
                return View(model);
            }
        }
        //
        // GET: /Repository/Delete/5
        public ActionResult Delete(int id,CreateViewModel model)
        {
            try
            {
                string connStr = @"Data Source=(LocalDb)\v11.0;AttachDbFilename=|DataDirectory|\aspnet-WebApplication2-20160108044733.mdf;Initial Catalog=aspnet-WebApplication2-20160108044733;Integrated Security=True";
                SqlConnection conn = new SqlConnection(connStr);
                try
                {
                    //пробуем подключится
                    conn.Open();
                }
                catch (SqlException se)
                {
                    ModelState.AddModelError("", "can't open connection" + se);
                    return RedirectToAction("Profile", "Account", model);
                }
                string query = "DELETE FROM Repositories" +
                    " where Id = @Id";
                SqlCommand cmd = new SqlCommand(query, conn);
                SqlParameter param = new SqlParameter();
                param.ParameterName = "@Id";
                param.Value = id;
                param.SqlDbType = SqlDbType.Int;
                cmd.Parameters.Add(param);
                try
                {
                    cmd.ExecuteNonQuery();
                }
                catch (Exception ex)
                {
                    ModelState.AddModelError("", "Can't update. " + ex);
                    return RedirectToAction("Profile", "Account", model);

                }
                conn.Close();
                conn.Dispose();
                DirectoryInfo Dir = new DirectoryInfo(Server.MapPath("~/Repos/" + User.Identity.GetUserId() +"/"+id));
                Dir.Delete();
                ViewData["Message"] = "Success";
                return RedirectToAction("Profile", "Account");
            }
            catch(Exception ex)
            {
                ModelState.AddModelError("", "Can't. " + ex);
                return RedirectToAction("Profile", "Account", model);
            }
        }