public RepairViewPage()
        {
            InitializeComponent();
            var a = new CountView();

            Te.Text = a.count_isdone;
        }
        public async Task AppendViewAsync(Guid viewId, ViewType viewType)
        {
            CountView cv = await context.CountViews.FirstOrDefaultAsync(c => c.ViewId == viewId && c.ViewType == viewType);

            if (cv != null)
            {
                cv.ViewCount = cv.ViewCount == null ? 1 : cv.ViewCount + 1;
            }
            else
            {
                cv = new CountView()
                {
                    Id        = Guid.NewGuid(),
                    ViewCount = 1,
                    ViewId    = viewId,
                    ViewType  = viewType
                };
                context.CountViews.Add(cv);
            }
            await context.SaveChangesAsync();
        }