BugTrackingSystem.Administrator.Project.btnSave_Click C# (CSharp) Метод

        protected void btnSave_Click(object sender, EventArgs e)
        {
            if (Page.Request.QueryString["ProjectId"] != null)
            {
                cuvName.Enabled = false;
            }
            Page.Validate();
            if (Page.IsValid)
            {
                Data.Tester tester = TestersDBManager.GetTesterByUsername(Membership.GetUser().UserName);
                // insert new project in database
                if (OldProject == null)
                {
                    tester.LastAction = "Създаване на проект №" + ProjectsDBManager.Insert(NewProject);
                }
                // update existing one
                else
                {
                    ProjectsDBManager.Update(NewProject);
                    tester.LastAction = "Редакция на проект №" + NewProject.ProjectId;
                }
                TestersDBManager.Update(tester);

                Response.Redirect("Projects.aspx");
            }
        }