/// <inheritdoc />
protected override bool IsActuallyValid(Commands.Delete.Delete effect)
{
if (effect == null)
{
return(false);
}
if (effect.EntityType != typeof(T))
{
return(false);
}
return(_predicate((T)effect.Entity));
}
/// <inheritdoc />
protected override string GetMessage(Commands.Delete.Delete command)
{
if (command == null)
{
return($"expected removed entity {_explanation}, but story unexpectedly ends");
}
if (command.EntityType != typeof(T))
{
return
($"expected removed entity of type {typeof(T).Name} and {_explanation}, but got one of {command.EntityType.Name}");
}
if (string.IsNullOrEmpty(_explanation))
{
return($"deleted {typeof(T).Name} does not meet conditions");
}
return($"removal '{_explanation}' does not satisfy conditions");
}