/// <summary>
/// Removes a <see cref="StateDefinition"/> from of the <see cref="DefinedStates"/> list.
/// </summary>
/// <param name="state">The <see cref="StateDefinition"/> to be removed. Must not be <see langword="null" />.</param>
/// <remarks>
/// Also deletes all <see cref="StatefulAccessControlList"/> objects that use only the removed <see cref="StateDefinition"/>
/// as a selection criteria.
/// </remarks>
/// <exception cref="ArgumentException">
/// The <paramref name="state"/> does not exist on the <see cref="StatePropertyDefinition"/>.
/// </exception>
public void RemoveState(StateDefinition state)
{
ArgumentUtility.CheckNotNull("state", state);
if (!DefinedStatesInternal.Contains(state.ID))
{
throw CreateArgumentException("state", "The state '{0}' does not exist on the property '{1}'.", state.Name, Name);
}
DefinedStatesInternal.Remove(state);
foreach (var acl in StatePropertyReferences.SelectMany(r => r.Class.StatefulAccessControlLists).ToList())
{
var stateCombinationsContainingRemovedState = acl.StateCombinations.Where(sc => sc.GetStates().Contains(state)).ToList();
foreach (var stateCombination in stateCombinationsContainingRemovedState)
{
stateCombination.Delete();
if (!acl.StateCombinations.Any())
{
acl.Delete();
}
}
}
}
