ayan.poddar/eShopOnContainers
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Replaced async void methods with async Task.

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This commit is contained in:
David Britch 2017-03-20 15:51:05 +00:00
parent 561208ca81
commit 00311b45d4
3 changed files with 17 additions and 21 deletions
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22
src/Mobile/eShopOnContainers/eShopOnContainers.Core/ViewModels/BasketViewModel.cs
View File

@ -59,7 +59,7 @@ namespace eShopOnContainers.Core.ViewModels
}
}
public ICommand AddCommand => new Command<BasketItem>(AddItem);
public ICommand AddCommand => new Command<BasketItem>(async (item) => await AddItemAsync(item));
public ICommand CheckoutCommand => new Command(async () => await CheckoutAsync());
@ -80,22 +80,22 @@ namespace eShopOnContainers.Core.ViewModels
foreach (var basketItem in basket.Items)
{
BadgeCount += basketItem.Quantity;
AddBasketItem(basketItem);
await AddBasketItemAsync(basketItem);
}
}
MessagingCenter.Unsubscribe<CatalogViewModel, CatalogItem>(this, MessengerKeys.AddProduct);
MessagingCenter.Subscribe<CatalogViewModel, CatalogItem>(this, MessengerKeys.AddProduct, (sender, arg) =>
MessagingCenter.Subscribe<CatalogViewModel, CatalogItem>(this, MessengerKeys.AddProduct, async (sender, arg) =>
{
BadgeCount++;
AddCatalogItem(arg);
await AddCatalogItemAsync(arg);
});
await base.InitializeAsync(navigationData);
}
private void AddCatalogItem(CatalogItem item)
private async Task AddCatalogItemAsync(CatalogItem item)
{
BasketItems.Add(new BasketItem
{
@ -106,26 +106,26 @@ namespace eShopOnContainers.Core.ViewModels
Quantity = 1
});
ReCalculateTotal();
await ReCalculateTotalAsync();
}
private void AddItem(BasketItem item)
private async Task AddItemAsync(BasketItem item)
{
BadgeCount++;
AddBasketItem(item);
await AddBasketItemAsync(item);
RaisePropertyChanged(() => BasketItems);
}
private void AddBasketItem(BasketItem item)
private async Task AddBasketItemAsync(BasketItem item)
{
BasketItems.Add(item);
ReCalculateTotal();
await ReCalculateTotalAsync();
}
private async void ReCalculateTotal()
private async Task ReCalculateTotalAsync()
{
Total = 0;

8
src/Mobile/eShopOnContainers/eShopOnContainers.Core/ViewModels/CatalogViewModel.cs
View File

@ -88,9 +88,9 @@ namespace eShopOnContainers.Core.ViewModels
public ICommand AddCatalogItemCommand => new Command<CatalogItem>(AddCatalogItem);
public ICommand FilterCommand => new Command(Filter);
public ICommand FilterCommand => new Command(async () => await FilterAsync());
public ICommand ClearFilterCommand => new Command(ClearFilter);
public ICommand ClearFilterCommand => new Command(async () => await ClearFilterAsync());
public override async Task InitializeAsync(object navigationData)
{
@ -110,7 +110,7 @@ namespace eShopOnContainers.Core.ViewModels
MessagingCenter.Send(this, MessengerKeys.AddProduct, catalogItem);
}
private async void Filter()
private async Task FilterAsync()
{
if (Brand == null && Type == null)
{
@ -126,7 +126,7 @@ namespace eShopOnContainers.Core.ViewModels
IsBusy = false;
}
private async void ClearFilter()
private async Task ClearFilterAsync()
{
IsBusy = true;

8
src/Mobile/eShopOnContainers/eShopOnContainers.Core/Views/CatalogView.xaml.cs
View File

@ -8,14 +8,12 @@ namespace eShopOnContainers.Core.Views
{
public partial class CatalogView : ContentPage, IMenuContainerPage
{
private FiltersView _filterView;
private FiltersView _filterView = new FiltersView();
public CatalogView()
{
InitializeComponent();
_filterView = new FiltersView();
SlideMenu = _filterView;
MessagingCenter.Subscribe<CatalogViewModel>(this, MessengerKeys.Filter, (sender) =>
@ -42,13 +40,11 @@ namespace eShopOnContainers.Core.Views
set;
}
protected override void OnBindingContextChanged()
{
base.OnBindingContextChanged();
if (_filterView != null)
_filterView.BindingContext = BindingContext;
_filterView.BindingContext = BindingContext;
}
private void OnFilterChanged(object sender, EventArgs e)