userSignedIn function
Implementation
Future<bool> userSignedIn() async {
SharedPreferences prefs = await SharedPreferences.getInstance();
if (prefs.containsKey(SharedPreferencesKey.USER_TOKEN_KEY) &&
prefs.getString(SharedPreferencesKey.USER_TOKEN_KEY) != null &&
!(prefs.getString(SharedPreferencesKey.USER_TOKEN_KEY)!.isEmpty)){
return true;
}
return false;
}