async Task ExecuteLoadItemsCommand()
        {
            if (IsBusy)
            {
                return;
            }

            IsBusy = true;

            try
            {
                Items.Clear();
                ItemsGrouped.Clear();
                var items = await DataStoreNew.GetItemsAsync <Invoice>();

                foreach (var item in items)
                {
                    Items.Add(item);
                }


                foreach (var group in items.GroupBy(x => x.SellerName))
                {
                    ItemsGrouped.Add(group);
                }
            }
            catch (Exception ex)
            {
                Debug.WriteLine(ex);
            }
            finally
            {
                IsBusy = false;
            }
        }
Example #2
0
        private async Task RefreshData()
        {
            IsBusy = true;
            var data = await _client.GetTable <TodoItem>().ToListAsync();

            foreach (var item in data)
            {
                Items.Add(item);
            }
            var sorted = from item in Items
                         orderby item.Text
                         group item by item.Text[0].ToString() into itemGroup
                         select new Grouping <string, TodoItem>(itemGroup.Key, itemGroup);

            foreach (var item in sorted)
            {
                ItemsGrouped.Add(item);
            }

            IsBusy = false;
        }