private string GetQueryNodeValue(IFactoryNode node, bool addToMatches = true)
{
var alias = string.Format("{0}{1}", node.Alias(), node.GetUniquePropertyValue());
if (_processedNodes.FirstOrDefault(e => e.Alias == alias) == null)
{
if (addToMatches) _requiredMatches.Add(new ProcessedNode { Alias = alias, Node = node });
_processedNodes.Add(new ProcessedNode { Alias = alias, Node = node });
}
return alias;
}
public FluentQueryBuilder Merge(IFactoryNode relatedFrom)
{
_mergeStack.AddLast(relatedFrom);
return this;
}
public FluentQueryBuilder Create(IFactoryNode relatedFrom)
{
_createStack.AddLast(relatedFrom);
return this;
}
public FluentQueryBuilder Replace(IFactoryNode relatedFrom, IFactoryRelationship relationshipToRemove, IFactoryNode relatedTo, IFactoryNode createFrom, IFactoryRelationship createRelationship, IFactoryNode createTo, IFactoryNode property)
{
_replaceStack.AddLast(new ReplaceQueueItem
{
RelatedFrom = relatedFrom,
RelationshipToRemove = relationshipToRemove,
RelatedTo = relatedTo,
CreateFrom = createFrom,
CreateRelationship = createRelationship,
CreateTo = createTo,
Property = property
});
return this;
}
public FluentQueryBuilder RelateTo(IFactoryNode relatedFrom, IFactoryRelationship relationship, IFactoryNode relatedTo)
{
_relateToStack.AddLast(new RelateToQueueItem { RelatedFrom = relatedFrom, Relationship = relationship, RelatedTo = relatedTo});
return this;
}
private void ProcessMerge(IFactoryNode createObject)
{
var alias = GetQueryNodeValue(createObject, false);
Add(QueryTypeEnum.Merge, createObject.NodeWithAlias(alias));
}
private void ProcessRelateTo(IFactoryNode relatedFrom, IFactoryRelationship relationship, IFactoryNode relatedTo)
{
if (relatedFrom == null || relatedTo == null) throw new ArgumentNullException("relatedFrom || relatedTo");
var relatedFromQueryItems = GetQueryNodeValue(relatedFrom);
var relatedToQueryItems = GetQueryNodeValue(relatedTo);
var createQuery = String.Format("{0}-{1}->{2}", relatedFromQueryItems, relationship.Relationship(),
relatedToQueryItems);
Add(QueryTypeEnum.Merge, createQuery);
}
