load method
Implementation
Future<bool> load() async {
String jsonString = await rootBundle.loadString(
'packages/country_code_picker/i18n/${locale.languageCode}.json');
Map<String, dynamic> jsonMap = json.decode(jsonString);
_localizedStrings = jsonMap.map((key, value) {
return MapEntry(key, value.toString());
});
return true;
}