GroundedHelper/frontend/lib/Grounded/mock/MockStorage.dart

// MOCK DATA — TEMPORARY. See MockSwitch.dart.

import 'package:flutter_secure_storage/flutter_secure_storage.dart';

/// Secure storage held in memory, so mock mode never touches the keychain or
/// browser storage. Seeded as signed in.
class MockStorage extends FlutterSecureStorage {
  static final Map<String, String> _values = <String, String>{};

  const MockStorage();

  @override
  Future<String?> read({
    required String key,
    AppleOptions? iOptions,
    AndroidOptions? aOptions,
    LinuxOptions? lOptions,
    WebOptions? webOptions,
    AppleOptions? mOptions,
    WindowsOptions? wOptions,
  }) async {
    return _values[key];
  }

  @override
  Future<void> write({
    required String key,
    required String? value,
    AppleOptions? iOptions,
    AndroidOptions? aOptions,
    LinuxOptions? lOptions,
    WebOptions? webOptions,
    AppleOptions? mOptions,
    WindowsOptions? wOptions,
  }) async {
    if (value == null) {
      _values.remove(key);
      return;
    }
    _values[key] = value;
  }

  @override
  Future<void> delete({
    required String key,
    AppleOptions? iOptions,
    AndroidOptions? aOptions,
    LinuxOptions? lOptions,
    WebOptions? webOptions,
    AppleOptions? mOptions,
    WindowsOptions? wOptions,
  }) async {
    _values.remove(key);
  }
}