selectRelationships<E> method
FutureOr<Map<dynamic, Iterable> >
selectRelationships<E>(
- List<
O> ? os, - String field, {
- List? oIds,
- TypeInfo? fieldType,
- Transaction? transaction,
override
Implementation
@override
FutureOr<Map<dynamic, Iterable<dynamic>>> selectRelationships<E>(
List<O>? os, String field,
{List<dynamic>? oIds, TypeInfo? fieldType, Transaction? transaction}) {
oIds ??= os!
.map((o) => getID(o, entityHandler: entityHandler)! as Object)
.toList();
if (oIds.isEmpty) {
return <dynamic, Iterable<dynamic>>{};
}
var entries = oIds.map((oId) {
var objs = selectRelationship(null, field,
oId: oId, fieldType: fieldType, transaction: transaction);
return MapEntry(oId, objs);
}).toList();
var results =
Map<dynamic, FutureOr<Iterable<dynamic>>>.fromEntries(entries);
return results.resolveAllValues();
}