db.dart 835 B

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  1. import 'package:flutter/cupertino.dart';
  2. import 'package:encrypted_shared_preferences/encrypted_shared_preferences.dart';
  3. class LocalDB extends ChangeNotifier {
  4. EncryptedSharedPreferences encryptedSharedPreferences =
  5. EncryptedSharedPreferences();
  6. Future<String> readData(String tableName) async {
  7. final items = await encryptedSharedPreferences.getString(tableName);
  8. return items;
  9. }
  10. Future<bool> writeData(String tableName, String data) async {
  11. final items = await encryptedSharedPreferences.setString(tableName, data);
  12. return items;
  13. }
  14. Future<bool> removeData(String tableName) async {
  15. final items = encryptedSharedPreferences.remove(tableName);
  16. return items;
  17. }
  18. Future<bool> removeAllData() async {
  19. final isCleared = encryptedSharedPreferences.clear();
  20. return isCleared;
  21. }
  22. }