/// <summary>
/// Gets all the relationships for this submodel
/// </summary>
/// <param name="submodel"></param>
/// <returns></returns>
public IEnumerable <Relationship> GetRelationships(Submodel submodel)
{
if (Model == null)
{
throw new InvalidOperationException("Cannot get relationship of nodes when model is not set.");
}
return(submodel.Relationships.Where(item => item.Source.Label == Label || item.Target?.Label == Label));
}
/// <summary>
/// Gets all the relationships for this submodel
/// </summary>
/// <param name="model"></param>
/// <param name="direction"></param>
/// <param name="includeInherited"></param>
/// <returns></returns>
public IEnumerable <Relationship> GetRelationships(Submodel model, RelationshipDirection direction, bool includeInherited)
{
Func <Relationship, bool> func;
switch (direction)
{
case RelationshipDirection.Out:
func = RelationshipOut;
break;
case RelationshipDirection.Both:
func = RelationshipBoth;
break;
case RelationshipDirection.In:
default:
func = RelationshipIn;
break;
}
Dictionary <string, Relationship> relationships = model.Relationships.Where(func).ToDictionary(x => x.Name);
if (includeInherited == false)
{
return(relationships.Select(x => x.Value).ToList());
}
Dictionary <RelationshipDirection, List <Relationship> > inheritedPropertyByDirection = GetInheritedRelationships(model);
foreach (Relationship item in inheritedPropertyByDirection[RelationshipDirection.In])
{
if (relationships.ContainsKey(item.Name))
{
continue;
}
Relationship relationship = new Relationship(model.Model, (relationship)item.Xml.Clone());
relationships.Add(relationship.Name, relationship);
model.CreatedInheritedRelationships.Add(relationship);
}
foreach (Relationship item in inheritedPropertyByDirection[RelationshipDirection.Out])
{
if (relationships.ContainsKey(item.Name))
{
continue;
}
Relationship relationship = new Relationship(model.Model, (relationship)item.Xml.Clone());
relationships.Add(relationship.Name, relationship);
model.CreatedInheritedRelationships.Add(relationship);
}
return(relationships.Select(x => x.Value).ToList());
bool RelationshipIn(Relationship item)
{
return(item.Source.Label == this.Label);
}
bool RelationshipOut(Relationship item)
{
return(item.Target?.Label == this.Label);
}
bool RelationshipBoth(Relationship item)
{
return(item.Source.Label == this.Label || item.Target?.Label == this.Label);
}
}
/// <summary>
/// Gets the inherited relationship for this submodel
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public Dictionary <RelationshipDirection, List <Relationship> > GetInheritedRelationships(Submodel model)
{
Dictionary <RelationshipDirection, List <Relationship> > result = new Dictionary <RelationshipDirection, List <Schemas.Relationship> >();
result.Add(RelationshipDirection.In, new List <Schemas.Relationship>());
result.Add(RelationshipDirection.Out, new List <Schemas.Relationship>());
Entity current = ParentEntity;
while (current != null)
{
result[RelationshipDirection.In].AddRange(model.Relationships.Where(item => item.Source.Label == current.Label));
result[RelationshipDirection.Out].AddRange(model.Relationships.Where(item => item.Target?.Label == current.Label));
current = current.ParentEntity;
}
return(result);
}
