polygonUpdatesToJson function
Implementation
Map<String, dynamic> polygonUpdatesToJson(PolygonUpdates polygonUpdates) {
final Map<String, dynamic> updateMap = <String, dynamic>{};
addToMap(updateMap, Param.polygonsToInsert,
polygonToList(polygonUpdates.insertSet));
addToMap(updateMap, Param.polygonsToUpdate,
polygonToList(polygonUpdates.updateSet));
addToMap(updateMap, Param.polygonsToDelete,
polygonUpdates.deleteSet.map<dynamic>((PolygonId m) => m.id).toList());
return updateMap;
}