internal static void SetRefSelfChildResults <Parent>(List <Parent> parents, FieldDefinition fieldDef, ModelDefinition refModelDef, FieldDefinition refSelf, IList childResults)
{
var map = new Dictionary <object, object>();
foreach (var result in childResults)
{
var pkValue = refModelDef.PrimaryKey.GetValue(result);
map[pkValue] = result;
}
foreach (var result in parents)
{
object childResult;
var fkValue = refSelf.GetValue(result);
if (fkValue != null && map.TryGetValue(fkValue, out childResult))
{
fieldDef.SetValueFn(result, childResult);
}
}
}
internal static void SetRefFieldChildResults <Parent>(List <Parent> parents, ModelDefinition modelDef,
FieldDefinition fieldDef, FieldDefinition refField, IList childResults)
{
var map = new Dictionary <object, object>();
foreach (var result in childResults)
{
var refValue = refField.GetValue(result);
map[refValue] = result;
}
foreach (var result in parents)
{
var pkValue = modelDef.PrimaryKey.GetValue(result);
if (map.TryGetValue(pkValue, out var childResult))
{
fieldDef.SetValueFn(result, childResult);
}
}
}
public static bool HandledDbNullValue(FieldDefinition fieldDef, IDataReader dataReader, int colIndex, object instance)
{
if (fieldDef == null || fieldDef.SetValueFn == null || colIndex == NotFound)
{
return(true);
}
if (dataReader.IsDBNull(colIndex))
{
var value = fieldDef.IsNullable ? null : fieldDef.FieldTypeDefaultValue;
if (OrmLiteConfig.OnDbNullFilter != null)
{
var useValue = OrmLiteConfig.OnDbNullFilter(fieldDef);
if (useValue != null)
{
value = useValue;
}
}
fieldDef.SetValueFn(instance, value);
return(true);
}
return(false);
}
