private IEnumerable <MapPlan> BuildMapPlans(GroupResult <PosName> groupedName, DbDataReader dataReader, PocoData pocoData, List <PocoMember> pocoMembers)
{
// find pocomember by property name
PocoMember pocoMember = pocoMembers.FirstOrDefault(x => IsEqual(groupedName.Item, x.Name));
if (pocoMember == null)
{
yield break;
}
if (groupedName.SubItems.Any())
{
Type memberInfoType = pocoMember.MemberInfoData.MemberType;
if (memberInfoType.IsAClass() || pocoMember.IsDynamic)
{
List <PocoMember> children = PocoDataBuilder.IsDictionaryType(memberInfoType)
? CreateDynamicDictionaryPocoMembers(groupedName.SubItems, pocoData)
: pocoMember.PocoMemberChildren;
MapPlan[] subPlans = groupedName.SubItems.SelectMany(x => this.BuildMapPlans(x, dataReader, pocoData, children)).ToArray();
yield return((reader, instance) =>
{
object newObject = pocoMember.IsList ? pocoMember.Create(dataReader) : (pocoMember.GetValue(instance) ?? pocoMember.Create(dataReader));
bool shouldSetNestedObject = false;
foreach (MapPlan subPlan in subPlans)
{
shouldSetNestedObject |= subPlan(reader, newObject);
}
if (shouldSetNestedObject)
{
if (pocoMember.IsList)
{
IList list = pocoMember.CreateList();
list.Add(newObject);
newObject = list;
}
pocoMember.SetValue(instance, newObject);
return true;
}
return false;
});
}
}
else
{
Type destType = pocoMember.MemberInfoData.MemberType;
object defaultValue = MappingHelper.GetDefault(destType);
Func <object, object> converter = GetConverter(pocoData, pocoMember.PocoColumn, dataReader.GetFieldType(groupedName.Key.Pos), destType);
yield return((reader, instance) => this.MapValue(groupedName, reader, converter, instance, pocoMember.PocoColumn, defaultValue));
}
}
