init method
Initializes the adapter by opening the Hive box. This method must be called before using any other methods of this adapter.
Implementation
Future<void> init() async {
if (_isInitialized) return;
if (!Hive.isBoxOpen(_boxName)) {
_box = await Hive.openBox(_boxName);
} else {
_box = Hive.box(_boxName);
}
_isInitialized = true;
}