internal void AddAssociation(AssociationDefinition associationDefinition)
{
var association = new Association(this, associationDefinition);
// Defensive programming to prevent unexpected behavior caused by "missing" extensions
if (_finalizedAggregateFullNameByEntityFullName.IsValueCreated)
{
throw new InvalidOperationException(
$"Association '{association.FullName}' is being added after the domain model has been processed for extension entities.");
}
if (_associationByFullName.ContainsKey(association.FullName))
{
throw new Exception($"Association '{association.FullName}' already exists.");
}
_associationByFullName.Add(association.FullName, association);
_associations.Add(association);
var primaryAssociation = new AssociationView(this, association, true);
AddAssociationView(primaryAssociation, association.PrimaryEntityFullName);
var secondaryAssociation = new AssociationView(this, association, false);
AddAssociationView(secondaryAssociation, association.SecondaryEntityFullName);
primaryAssociation.Inverse = secondaryAssociation;
secondaryAssociation.Inverse = primaryAssociation;
}
private void AddAssociationView(AssociationView associationView, FullName entityName)
{
List <AssociationView> associationViews;
if (!_associationViewsByEntityNameMutable.TryGetValue(entityName, out associationViews))
{
associationViews = new List <AssociationView>();
_associationViewsByEntityNameMutable[entityName] = associationViews;
}
associationViews.Add(associationView);
}