public override IEnumerable <T> Query <T>(Func <T, bool> query)
{
IEnumerable <T> results = ObjectReaderWriter.Query <T>(query);
LoadXrefCollectionValues <T>(results);
return(results);
}
public override IEnumerable <object> Query(Type type, Dictionary <string, object> queryParameters)
{
List <object> results = new List <object>();
object[] queryResults = ObjectReaderWriter.Query(type, o =>
{
return(WherePropertiesEqual(queryParameters, o));
});
results.AddRange(queryResults);
results.Each(o => LoadXrefCollectionValues(o));
return(results);
}
public override IEnumerable <T> Query <T>(Dictionary <string, object> queryParameters)
{
List <T> results = new List <T>();
T[] queryResults = ObjectReaderWriter.Query <T>(o =>
{
return(WherePropertiesEqual(queryParameters, o));
});
results.AddRange(queryResults);
LoadXrefCollectionValues <T>(results);
return(results);
}
public void LoadXrefCollectionValues(object data)
{
Type type = data.GetType();
Meta meta = data as Meta ?? new Meta(data, ObjectReaderWriter);
Type listType = typeof(List <>);
string dataHash = meta.Hash;
List <Meta> leftMeta = new List <Meta>();
TypeXref[] leftXrefs = TypeSchema.Xrefs.Where(xref => xref.Left.Equals(type)).ToArray();
foreach (TypeXref leftXref in leftXrefs)
{
Type genericRight = listType.MakeGenericType(leftXref.Right);
IList listInstance = genericRight.Construct <IList>();
XrefInfo[] xrefs = ObjectReaderWriter.Query <XrefInfo>(xref => xref.LeftHash.Equals(dataHash));
foreach (XrefInfo xref in xrefs)
{
object value = ObjectReaderWriter.ReadByHash(Type.GetType(xref.RightType), xref.RightHash);
Meta valueMeta = new Meta(value, ObjectReaderWriter);
if (!leftMeta.Contains(valueMeta))
{
leftMeta.Add(valueMeta);
listInstance.Add(value);
}
}
if (leftXref.RightCollectionProperty.PropertyType.IsArray)
{
Array arr = Array.CreateInstance(leftXref.Right, listInstance.Count);
listInstance.CopyTo(arr, 0);
leftXref.RightCollectionProperty.SetValue(data, arr);
}
else
{
leftXref.RightCollectionProperty.SetValue(data, listInstance);
}
}
List <Meta> rightMeta = new List <Meta>();
TypeXref[] rightXrefs = TypeSchema.Xrefs.Where(xref => xref.Right.Equals(type)).ToArray();
foreach (TypeXref rightXref in rightXrefs)
{
Type genericLeft = listType.MakeGenericType(rightXref.Left);
IList listInstance = genericLeft.Construct <IList>();
XrefInfo[] xrefs = ObjectReaderWriter.Query <XrefInfo>(xref => xref.RightHash.Equals(dataHash));
foreach (XrefInfo xref in xrefs)
{
object value = ObjectReaderWriter.ReadByHash(Type.GetType(xref.LeftType), xref.LeftHash);
Meta valueMeta = new Meta(value, ObjectReaderWriter);
if (!rightMeta.Contains(valueMeta))
{
rightMeta.Add(valueMeta);
listInstance.Add(value);
}
}
if (rightXref.LeftCollectionProperty.PropertyType.IsArray)
{
Array arr = Array.CreateInstance(rightXref.Left, listInstance.Count);
listInstance.CopyTo(arr, 0);
rightXref.LeftCollectionProperty.SetValue(data, arr);
}
else
{
rightXref.LeftCollectionProperty.SetValue(data, listInstance);
}
}
}
public override IEnumerable <object> Query(Type type, Func <object, bool> predicate)
{
return(ObjectReaderWriter.Query(type, predicate));
}