public async Task <bool> AddCardToCollectionAsync(string collectionName, Guid cardId, Guid userId)
{
FieldsAreFilled(userId, collectionName);
if (cardId == Guid.Empty)
{
throw new AppException(nameof(userId) + " is required");
}
var desiredCollection = await repository.FindByNameAsync(collectionName, userId);
if (desiredCollection.CardItems.Contains(cardId))
{
throw new AppException("Collection doesn't contain this card");
}
desiredCollection.CardItems.Add(cardId);
try
{
await repository.UpdateAsync(desiredCollection);
}
catch
{
return(false);
}
return(true);
}
public async Task <CardsCollection> FindCollectionByNameAsync(string collectionName, Guid userId)
{
FieldsAreFilled(userId, collectionName);
return(await repository.FindByNameAsync(collectionName, userId));
}