/// <summary> Удалить узел из списка сохраненных. </summary>
/// <param name="node"> Узел, который нужно удалить. </param>
private void RemoveFromFavourite(Node node)
{
var nodeItem = FavouriteItems.Where(i => i.Header.ToString() == node.Name).SingleOrDefault();
FavouriteItems.Remove(nodeItem);
CurrentUser.Favourite.Remove(node);
}
/// <summary> Добавить узел в список сохраненных. </summary>
/// <param name="node"> Узел, который нужно добавить. </param>
private void AddToFavourite(Node node)
{
var item = new TreeViewItem {
Header = node.Name
};
var menu = new ContextMenu();
menu.Items.Add(new MenuItem
{
Header = "Сгенерировать рекомендации",
Command = GenerateRecsForSingleNodeCommand,
CommandParameter = item,
});
menu.Items.Add(new MenuItem
{
Header = "Удалить",
Command = RemoveFromFavouriteCommand,
CommandParameter = item,
});
item.ContextMenu = menu;
Tree.AddNodeToTreeView(item, node);
FavouriteItems.Add(item);
CurrentUser.Favourite.Add(node);
}
private async Task <bool> GetFavouriteItems()
{
try
{
FavouriteItems.Clear();
Log.Info("Getting favourites for user [{0}]", AuthenticationService.Current.LoggedInUser.Name);
var query = new ItemQuery
{
UserId = AuthenticationService.Current.LoggedInUser.Id,
Filters = new[] { ItemFilter.IsFavorite },
Recursive = true
};
var items = await _apiClient.GetItemsAsync(query);
if (items != null && items.Items != null)
{
foreach (var item in items.Items.Take(6))
{
FavouriteItems.Add(item);
}
}
return(true);
}
catch (HttpException ex)
{
Log.ErrorException("GetFavouriteItems()", ex);
return(false);
}
}
private async Task <bool> GetFavouriteItems()
{
try
{
FavouriteItems.Clear();
Log.Info("Getting favourites for user [{0}]", AuthenticationService.Current.LoggedInUserId);
var query = new ItemQuery
{
UserId = AuthenticationService.Current.LoggedInUserId,
Filters = new[] { ItemFilter.IsFavorite },
Fields = new[] { ItemFields.MediaSources, ItemFields.SyncInfo },
Recursive = true
};
var items = await ApiClient.GetItemsAsync(query);
if (items != null && items.Items != null)
{
foreach (var item in items.Items.Take(6))
{
FavouriteItems.Add(item);
}
}
return(true);
}
catch (HttpException ex)
{
Utils.HandleHttpException("GetFavouriteItems()", ex, NavigationService, Log);
return(false);
}
}
private void Reset()
{
TileService.Current.ResetWideTile(App.SpecificSettings.UseTransparentTile);
_hasLoaded = false;
Folders.Clear();
UserViews.Clear();
RecentItems.Clear();
FavouriteItems.Clear();
InProgressItems.Clear();
}
private async void BtnAddToFavourites_Tapped(object sender, EventArgs e)
{
Image button = (Image)sender;
button.IsEnabled = false;
try
{
var item = (Data)button.BindingContext;
var fontImageSource = (FontImageSource)button.Source;
if (fontImageSource.Glyph == "" && fontImageSource.Color == Color.FromHex("#C3C3C3"))
{
await AnimateHeart(button);
fontImageSource.Glyph = "";
fontImageSource.Color = Color.FromHex("#F25278");
//add to favourites here
AddToFavouritesRequest addToFavouritesRequest = new AddToFavouritesRequest()
{
userId = OperationData.userId.ToString(),
itemId = item.id.ToString()
};
var res = await favouritesViewModel.AddToFavourites(addToFavouritesRequest);
if (res != null)
{
if (res.Code == 0)
{
FavouriteItems favItem = new FavouriteItems()
{
id = item.id,
userId = item.userId,
foodType = item.foodType,
foodName = item.foodName,
quantity = item.quantity,
description = item.description,
unitPrice = item.unitPrice,
itemImage = item.itemImage,
preparedOn = item.preparedOn,
expiryDate = item.expiryDate,
isActive = item.isActive,
isDeleted = item.isDeleted,
createdAt = item.createdAt,
updatedAt = item.updatedAt
};
OperationData.FavouriteItemList.Add(favItem);
await DisplayAlert("Message", item.foodName + " added to favourites!", null, "OK");
}
else
{
await DisplayAlert("Message", "Couldn't add " + item.foodName + " to favourites. Please try again", null, "OK");
await AnimateHeart(button);
fontImageSource.Glyph = "";
fontImageSource.Color = Color.FromHex("#C3C3C3");
}
}
else
{
await DisplayAlert("Message", "Couldn't add " + item.foodName + " to favourites. Please try again", null, "OK");
await AnimateHeart(button);
fontImageSource.Glyph = "";
fontImageSource.Color = Color.FromHex("#C3C3C3");
}
}
else
{
await AnimateHeart(button);
fontImageSource.Glyph = "";
fontImageSource.Color = Color.FromHex("#C3C3C3");
//remove from favourites here
RemoveFromFavouriteRequest removeFromFavouriteRequest = new RemoveFromFavouriteRequest()
{
userId = OperationData.userId.ToString(),
itemId = item.id.ToString()
};
var res = await favouritesViewModel.RemoveFromFavourites(removeFromFavouriteRequest);
if (res != null)
{
if (res.Code == 0)
{
foreach (var favItem in OperationData.FavouriteItemList)
{
if (item.id == favItem.id)
{
OperationData.FavouriteItemList.Remove(favItem);
}
}
await DisplayAlert("Message", item.foodName + " removed from favourites", null, "OK");
}
else
{
await DisplayAlert("Message", "Couldn't remove " + item.foodName + " from favourites. Please try again", null, "OK");
await AnimateHeart(button);
fontImageSource.Glyph = "";
fontImageSource.Color = Color.FromHex("#F25278");
}
}
else
{
await DisplayAlert("Message", "Couldn't remove " + item.foodName + " from favourites. Please try again", null, "OK");
await AnimateHeart(button);
fontImageSource.Glyph = "";
fontImageSource.Color = Color.FromHex("#F25278");
}
}
}
catch (Exception ex)
{
}
finally
{
button.IsEnabled = true;
}
}
