public void AddJoin(ObjectSubQueryJoin joinSpecification, string childAlias, string parentAlias)
{
EnsureSubQuery(childAlias, joinSpecification.ChildType);
EnsureSubQuery(parentAlias, joinSpecification.ParentType);
string manyToOneForeignKeyColumnName;
if (joinSpecification.HasChildProperty)
{
manyToOneForeignKeyColumnName = _conventionReader.GetManyToOneForeignKeyColumnName(joinSpecification.ChildProperty);
}
else
{
manyToOneForeignKeyColumnName = _conventionReader.GetColumnName(joinSpecification.ChildToParentForeignKeyProperty);
}
var joinSpec = new SqlSubQueryJoin
{
ChildTableName = _conventionReader.GetTableName(joinSpecification.ChildType),
ParentTableName = _conventionReader.GetTableName(joinSpecification.ParentType),
ChildForeignKeyColumnName = manyToOneForeignKeyColumnName,
ParentPrimaryKeyColumnName = _conventionReader.GetPrimaryKeyColumnName(joinSpecification.ParentType),
};
AddJoin(joinSpec, childAlias, parentAlias);
ObjectRelations.Add(ObjectRelation.Create(joinSpecification, childAlias, parentAlias));
}
public Task <Empty> AddEdges(IList <Edge> edgeItems)
{
var relation = new ObjectRelations();
foreach (var item in edgeItems)
{
relation.Relations.Add(item);
}
var response = _client.AddEdges(relation);
return(Task.FromResult(response));
}
protected static ExtendProperty RegisterProperty(Expression <Func <T, object> > propertyNameExpression, ObjectRelations relaion = ObjectRelations.Normal)
{
return(RegisterProperty <T>(propertyNameExpression, relaion));
}
protected static ExtendProperty RegisterProperty <TType>(Expression <Func <TType, object> > propertyNameExpression, ObjectRelations relaion = ObjectRelations.Normal)
{
PropertyInfo property = null;
var member = propertyNameExpression.Body as MemberExpression;
if (member == null)
{
var m = propertyNameExpression.Body as UnaryExpression;
member = m.Operand as MemberExpression;
}
property = member.Member as PropertyInfo;
if (relaion == ObjectRelations.Children)
{
childrenTypes.TryAdd(property.Name + "," + property.PropertyType.Name, property.PropertyType);
}
object defvalue = null;
if (property.PropertyType.IsValueType)
{
defvalue = Activator.CreateInstance(property.PropertyType);
}
return(ExtendProperty.RegisterProperty(property.Name, property.PropertyType, typeof(TType), defvalue, null));
}
