/// <summary>
/// Changes an existing relation's source, destination and ordinal
/// </summary>
/// <param name="session"></param>
/// <param name="originalRelation"></param>
/// <param name="newSourceId"></param>
/// <param name="newDestinationId"></param>
/// <param name="newOrdinal"></param>
public static void ChangeRelation(this ICoreRelationsRepository session, IRelationById originalRelation, HiveId newSourceId, HiveId newDestinationId, int newOrdinal = int.MinValue)
{
session.RemoveRelation(originalRelation);
var useOrdinal = newOrdinal == int.MinValue ? originalRelation.Ordinal : newOrdinal;
session.AddRelation(new Relation(originalRelation.Type, newSourceId, newDestinationId, useOrdinal, originalRelation.MetaData.ToArray()));
}
/// <summary>
/// Changes an existing relation's source, destination and ordinal
/// </summary>
/// <param name="session"></param>
/// <param name="originalSourceId"></param>
/// <param name="originalDestinationId"></param>
/// <param name="withRelationType"></param>
/// <param name="newSourceId"></param>
/// <param name="newDestinationId"></param>
/// <param name="newOrdinal"></param>
public static void ChangeRelation(this ICoreRelationsRepository session, HiveId originalSourceId, HiveId originalDestinationId, RelationType withRelationType, HiveId newSourceId, HiveId newDestinationId, int newOrdinal = int.MinValue)
{
var findRelation = session.FindRelation(originalSourceId, originalDestinationId, withRelationType);
if (findRelation != null)
{
session.ChangeRelation(findRelation, newSourceId, newDestinationId, newOrdinal);
}
}
public static void ChangeOrCreateRelationMetadata(this ICoreRelationsRepository session, HiveId withSourceId, HiveId withDestinationId, RelationType withRelationType, params RelationMetaDatum[] newMetadata)
{
var findRelation = session.FindRelation(withSourceId, withDestinationId, withRelationType) ??
new Relation(withRelationType, withSourceId, withDestinationId, 0, newMetadata);
findRelation.MetaData.Clear();
newMetadata.ForEach(x => findRelation.MetaData.Add(x));
session.ChangeRelation(findRelation, findRelation.SourceId, findRelation.DestinationId);
}
/// <summary>
/// Updates a relation to be of a new relation type
/// </summary>
/// <param name="session"></param>
/// <param name="originalRelation"></param>
/// <param name="newRelationType"></param>
public static void ChangeRelationType(this ICoreRelationsRepository session, IRelationById originalRelation, RelationType newRelationType)
{
session.RemoveRelation(originalRelation);
session.AddRelation(new Relation(newRelationType, originalRelation.SourceId, originalRelation.DestinationId, originalRelation.Ordinal, originalRelation.MetaData.ToArray()));
}
public static void AddRelation(this ICoreRelationsRepository session, HiveId sourceId, HiveId destinationId, AbstractRelationType relationType, int ordinal, params RelationMetaDatum[] metaData)
{
session.AddRelation(new Relation(relationType, sourceId, destinationId, ordinal, metaData));
}
public static void AddRelation(this ICoreRelationsRepository session, IRelatableEntity source, IRelatableEntity destination, AbstractRelationType relationType, int ordinal, params RelationMetaDatum[] metaData)
{
session.AddRelation(new Relation(relationType, source, destination, ordinal, metaData));
}
