public async Task <ItemsState> LoadInitialPageState(Func <Task> OnFailureCallback, IAsyncRetryFragmentCreator fragmentCreator)
{
try
{
var stores = await apiClient.GetAllActiveStoresAsync();
var manufacturers = await apiClient.GetAllActiveManufacturersAsync();
var itemCategories = await apiClient.GetAllActiveItemCategoriesAsync();
var quantityTypes = await apiClient.GetAllQuantityTypesAsync();
var quantityTypesInPacket = await apiClient.GetAllQuantityTypesInPacketAsync();
return(new ItemsState(
stores,
itemCategories,
manufacturers,
quantityTypes,
quantityTypesInPacket));
}
catch (Exception e)
{
var fragment = fragmentCreator.CreateAsyncRetryFragment(OnFailureCallback);
notificationService.NotifyError("Page loading failed", e.Message, fragment);
}
return(null);
}
public async Task <ShoppingListRoot> LoadActiveShoppingListAsync(int storeId, Func <Task> OnFailure,
IAsyncRetryFragmentCreator fragmentCreator)
{
try
{
return(await apiClient.GetActiveShoppingListByStoreIdAsync(storeId));
}
catch (Exception e)
{
var fragment = fragmentCreator.CreateAsyncRetryFragment(OnFailure);
notificationService.NotifyError("Loading shopping list failed", e.Message, fragment);
}
return(null);
}
public async Task <bool> SaveStoreAsync(ModifyStoreRequest request, Func <Task> OnFailure, IAsyncRetryFragmentCreator fragmentCreator)
{
try
{
await apiClient.ModifyStoreAsync(request);
return(true);
}
catch (Exception e)
{
var fragment = fragmentCreator.CreateAsyncRetryFragment(async() => await OnFailure());
notificationService.NotifyError("Saving store failed", e.Message, fragment);
}
return(false);
}