import 'package:shared_preferences/shared_preferences.dart'; class PreferenceService { void saveString(String key, String value) async { SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); sharedPreferences.setString(key, value); } void saveInt(String key, int value) async { SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); sharedPreferences.setInt(key, value); } void saveBool(String key, bool value) async { SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); sharedPreferences.setBool(key, value); } void saveDouble(String key, double value) async { SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); sharedPreferences.setDouble(key, value); } Future getString(String key) async { SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); return sharedPreferences.getString(key); } Future getInt(String key) async { SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); return sharedPreferences.getInt(key); } Future getDouble(String key) async { SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); return sharedPreferences.getDouble(key); } Future getBoolean(String key) async { SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); return sharedPreferences.getBool(key); } void clearPreferences() async { SharedPreferences sharedPreferences = await SharedPreferences.getInstance(); sharedPreferences.clear(); } saveTokens(value) { PreferenceService().saveString("access_token", value.accessToken); PreferenceService().saveString("refresh_token", value.refreshToken); PreferenceService() .saveInt("token_expiry_time", value.accessExpiryTimestamp); } saveCouponInput(value) { PreferenceService().saveString("name", value.name); PreferenceService().saveInt("otp", value.otp); PreferenceService().saveString("mobileNumber", value.mobileNumber); } }