updateData method
Implementation
Future<void> updateData(String databaseName, String password, String key,
dynamic newValue) async {
Map<String, dynamic> data = await getAllData(databaseName, password);
data.addAll({key: newValue});
var file = await _databaseFileService.getFile(databaseName);
String secretKey = await _getSecretKey(file);
_databaseFileService.fileClean(databaseName);
_databaseFileService.writeFileContent(
databaseName,
EncodingDecodingService.walfJsonEncode(data, secretKey, password),
secretKey,
);
}