belongsToOne<T extends Model> method

Implementation

Future<T?> belongsToOne<T extends Model>({DatabaseDisk disk = Model.defaultDisk}) async {
  try {
    final foreignTableSingular = Model.getTableSingularName<T>();
    final data = toMetaJson();

    switch (disk) {
      case DatabaseDisk.file:
      case DatabaseDisk.s3:
        final foreignUuidKey = "${foreignTableSingular}_uuid";
        final val = data[foreignUuidKey];
        if (val == null) return null;
        return Model.firstWhere<T>(field: "uuid", value: val, disk: disk);

      case DatabaseDisk.sqlite:
      case DatabaseDisk.pgsql:
        final foreignIdKey = "${foreignTableSingular}_id";
        final val = data[foreignIdKey];
        if (val == null) return null;
        return Model.firstWhere<T>(field: "id", value: val, disk: disk);
    }
  } catch (e, stack) {
    App().archeryLogger.error("Error resolving belongsToOne", {"origin": "ext ModelRelationships belongsToOne", "error": e.toString(), "stack": stack.toString()});
    return null;
  }
}