/// <summary>
/// Sets a value for a custom field on a card.
/// </summary>
/// <param name="card">The card on which to set the value.</param>
/// <param name="value">The vaue to set.</param>
/// <param name="ct">(Optional) A cancellation token for async processing.</param>
/// <returns>The custom field instance.</returns>
public async Task <ICustomField <double?> > SetValueForCard(ICard card, double?value,
CancellationToken ct = default(CancellationToken))
{
NotNullRule <ICard> .Instance.Validate(null, card);
NullableHasValueRule <double> .Instance.Validate(null, value);
return(await _context.SetValueOnCard(card, value, ct));
}
/// <summary>
/// Sets a value for a custom field on a card.
/// </summary>
/// <param name="card">The card on which to set the value.</param>
/// <param name="value">The vaue to set.</param>
/// <param name="ct">(Optional) A cancellation token for async processing.</param>
/// <returns>The custom field instance.</returns>
public async Task <ICustomField <double?> > SetValueForCard(ICard card, double?value,
CancellationToken ct = default(CancellationToken))
{
return(await _context.SetValueOnCard(card, value, ct));
}