private async void Star_Tapped(object sender, EventArgs e)
        {
            Message msg = ((sender as Image).GestureRecognizers[0] as TapGestureRecognizer).CommandParameter as Message;

            /*if (msg.IsVisibleStared)
             *
             * {
             *  MessageViewModel.Messages.Find(obj => obj.ID == msg.ID).IsVisibleStared =true;
             *  MessageViewModel.Messages.Find(obj => obj.ID == msg.ID).IsVisibleStar = false;
             *
             * }
             * else
             * MessageViewModel.Messages.Find(obj => obj.ID == msg.ID).IsVisibleStar = true;*/

            if (msg.IsFavourited)
            {
                msg.StarImageSource = "star.png";
            }
            else
            {
                msg.StarImageSource = "stared.png";
            }


            int             id = msg.ID;
            UserFavMsgModel userFavMsgModel = new UserFavMsgModel()
            {
                UserId    = currentUser,
                MessageId = id,
            };

            MessageViewModel.FavMessages = await MessageViewModel.PutUserChoice(userFavMsgModel);
        }