/// <summary>Save card modifications to database according to CardAction.</summary>
/// <param name="card">Card instance</param>
/// <param name="cardAction">The resulting card action.</param>
/// <param name="db">Database instance</param>
public static async Task AnswerAsync(
this Card card, CardAction cardAction, IDatabaseAsync db)
{
if (db != null)
{
switch (cardAction)
{
case CardAction.Delete:
await db.DeleteAsync <Card>(card.Id).ConfigureAwait(false);
break;
case CardAction.Update:
await db.UpdateAsync(card).ConfigureAwait(false);
break;
default:
throw new InvalidOperationException(
"Card.Answer ended up in an invalid Card Action state.");
}
}
}
//
// Allows to override Add/Remove behavior to add features
/// <summary>
/// Removes from database.
/// </summary>
/// <param name="item">The item.</param>
/// <returns></returns>
protected async Task <bool> RemoveFromDbAsync(T item)
{
return(await _db.DeleteAsync(item).ConfigureAwait(false) > 1);
}