saveTokens method
Implementation
Future<String> saveTokens(
String? accessToken, String? refreshToken, String? expiry) async {
try {
final prefs = await SharedPreferences.getInstance();
if (accessToken != null) {
prefs.setString(prefixAccessToken, accessToken);
}
if (refreshToken != null) {
prefs.setString(prefixRefreshToken, refreshToken);
}
if (expiry != null) {
prefs.setString(prefixExpiry, expiry);
}
return "OK";
} catch (e) {
// print(e);
throw (e);
}
}