public ActionResult Delete(SaveTaskViewModel model)
        {
            var task = _taskService.Get(model.Id);

            if (task == null)
            {
                return(new HttpStatusCodeResult(400, "Error deleting task [id = " + model.Id + "]!"));
            }
            _taskService.Delete(task.Id);
            return(Json(new { Message = "Task deleted!" }));
        }
        public ActionResult Save(SaveTaskViewModel model)
        {
            if (model.Summary == null || model.Summary.Length < 10)
            {
                return(new HttpStatusCodeResult(400, "Your summary is to short!"));
            }
            var user     = _userService.Get(User.Identity.Name);
            var timezone = TimeZoneInfo.FindSystemTimeZoneById(user.TimeZoneId);

            model.From = DateTime.SpecifyKind(model.From, DateTimeKind.Unspecified);
            model.To   = DateTime.SpecifyKind(model.To, DateTimeKind.Unspecified);
            model.From = TimeZoneInfo.ConvertTime(model.From, timezone, TimeZoneInfo.Utc);
            model.To   = TimeZoneInfo.ConvertTime(model.To, timezone, TimeZoneInfo.Utc);
            var  userId = _userService.Get(User.Identity.Name).Id;
            Task task;

            if (model.Id == -1)
            {
                task = new Task()
                {
                    From = model.From.ToUniversalTime(), To = model.To.ToUniversalTime(), Summary = model.Summary, ProjectId = model.ProjectId, UserId = userId
                };
                int id = _taskService.Add(task);
                return(Json(new { Message = "Task created!", Id = id }));
            }
            task = _taskService.Get(model.Id);
            if (task == null)
            {
                return(new HttpStatusCodeResult(400, "Error updating task [id = " + model.Id + "]!"));
            }
            task.Summary   = model.Summary;
            task.From      = model.From;
            task.To        = model.To;
            task.ProjectId = model.ProjectId;
            _taskService.Update(task);
            return(Json(new { Message = "Task updated!", Id = task.Id }));
        }