getRecords method
Implementation
@override
Future<List<Map<String, dynamic>>> getRecords(String tableName) async {
if (!Hive.isBoxOpen(tableName)) {
await Hive.openBox(tableName);
}
final box = Hive.box(tableName);
return box.keys.map((key) {
return {'key': key, 'value': box.get(key)};
}).toList();
}