private void UpdateDeletingToServer(Project project, int indexOf)
        {
            TodoistService todoistService = new TodoistService();

            var commandTimeGenerated = DateTime.Now;

            deleteIconButton.IsEnabled = false;

            todoistService.RemoveTask(commandTimeGenerated, Task,
            (data) =>
            {
                app.items.RemoveAt(indexOf);
                project.cache_count--;
                taskDeleted = true;

                MainTodoistPage.updateProjectList(data.Projects);
            },
            (errorMsg) =>
            {
                //@TODO: Error dynamic
            },
            () =>
            {
                deleteIconButton.IsEnabled = true;

                var currentPage = app.RootFrame.Content as PhoneApplicationPage;

                if (currentPage == this)
                    NavigationService.GoBack();
            });
        }