public async void LoadDirectory()
{
if (IsBusy)
{
return;
}
try
{
IsBusy = true;
PurchaseOrders.Clear();
await Task.Delay(100).ConfigureAwait(false);
var directory = await PurchaseOrderDirectoryService.LoadPurchaseOrderDirectory();
var index = 0;
Device.BeginInvokeOnMainThread(() =>
{
foreach (var purchaseOrder in directory.PurchaseOrders)
{
purchaseOrder.Index = index;
PurchaseOrders.Add(purchaseOrder);
index++;
}
});
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
finally
{
IsBusy = false;
}
}
public async Task Save(PurchaseOrderItem item)
{
if (IsBusy)
{
return;
}
try
{
IsBusy = true;
await Task.Delay(100).ConfigureAwait(false);
await PurchaseOrderDirectoryService.Save(item);
}
finally
{
IsBusy = false;
}
}