async public Task <ServerStatus> GetUserAsync(WPPod.Models.User userSeed)
{
ServerStatus status = new ServerStatus(
ServerStatus.NEST_RESULT_ERROR);
if (IsBusy)
{
return(status);
}
IsBusy = true;
try
{
status = await ResultSingle <WPPod.Models.User> .WaitForObjectAsync(
false, userSeed, new CachedHttpRequest <WPPod.Models.User>(
NesterControl.DeployedApp.QueryAsync), false);
if (status.Code >= 0)
{
_user = status.PayloadToObject <WPPod.Models.User>();
OnPropertyChanged("EditUser");
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
finally
{
IsBusy = false;
}
return(status);
}
async public Task <ServerStatus> SubmitOrderAsync()
{
ServerStatus status = new ServerStatus(
ServerStatus.NEST_RESULT_ERROR);
if (IsBusy)
{
return(status);
}
IsBusy = true;
try
{
_order.User = _user;
status = await ResultSingle <WPPod.Models.Order> .WaitForObjectAsync(
false, _order, new CachedHttpRequest <WPPod.Models.Order>(
NesterControl.DeployedApp.CreateAsync), false);
if (status.Code >= 0)
{
var orderItems = _order.Items;
_order = status.PayloadToObject <WPPod.Models.Order>();
foreach (var orderItem in orderItems)
{
orderItem.Order = _order;
status = await ResultSingle <WPPod.Models.OrderItem> .WaitForObjectAsync(
false, orderItem, new CachedHttpRequest <WPPod.Models.OrderItem>(
NesterControl.DeployedApp.CreateAsync), false);
if (status.Code < 0)
{
return(status);
}
}
EditOrder.Items.Clear();
OnPropertyChanged("EditOrder");
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
finally
{
IsBusy = false;
}
return(status);
}
async void OnLoginButtonClicked(object sender, EventArgs e)
{
try
{
if (!IsValidEmail(EmailEntry.Text))
{
throw new Exception();
}
var user = new User
{
Email = EmailEntry.Text,
Pin = PinEntry.Text,
UseEmailAsKey = true
};
ServerStatus status = await _userViewModel.GetUserAsync(user);
if (status.Code < 0)
{
status = await _userViewModel.CreateUserAsync(user);
}
OrderViewModel ordersViewModel = new OrderViewModel();
ordersViewModel.User = status.PayloadToObject <User>();
await ordersViewModel.LoadMenusAsync();
Navigation.InsertPageBefore(new WPPodUser.MainPage(ordersViewModel), this);
await Navigation.PopAsync();
}
catch
{
messageLabel.Text = "Login failed";
PinEntry.Text = string.Empty;
}
}
async public Task LoadOrdersAsync(DateTime date)
{
if (IsBusy)
{
return;
}
IsBusy = true;
try
{
WPPod.Models.Order orderSeed = new WPPod.Models.Order();
Dictionary <string, string> filter = new Dictionary <string, string>();
filter["date"] = date.ToString("yyyy-MM-dd");
ServerStatus status = await ResultMultiple <WPPod.Models.Order> .WaitForObjectAsync(
NesterControl.DeployedApp, true, orderSeed, false, filter);
if (status.Code >= 0)
{
_orders = status.PayloadToList <WPPod.Models.Order>();
WPPod.Models.OrderItem itemSeed = new WPPod.Models.OrderItem();
foreach (var order in _orders)
{
itemSeed.Order = order;
status = await ResultMultiple <WPPod.Models.OrderItem> .WaitForObjectAsync(
NesterControl.DeployedApp, true, itemSeed);
if (status.Code >= 0)
{
order.Items = status.PayloadToList <WPPod.Models.OrderItem>();
WPPod.Models.MenuItem menuItemSeed = new WPPod.Models.MenuItem();
foreach (var orderItem in order.Items)
{
menuItemSeed.Menu = new WPPod.Models.Menu();
menuItemSeed.Menu.Id = orderItem.MenuId;
menuItemSeed.Id = orderItem.MenuItemId;
status = await ResultSingle <WPPod.Models.MenuItem> .WaitForObjectAsync(
true, menuItemSeed, new CachedHttpRequest <WPPod.Models.MenuItem>(
NesterControl.DeployedApp.QueryAsync), false, null, null);
orderItem.MenuItem = status.PayloadToObject <WPPod.Models.MenuItem>();
}
}
}
OnPropertyChanged("Orders");
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
finally
{
IsBusy = false;
}
}
