import 'package:flutter_secure_storage/flutter_secure_storage.dart';

const _storage = FlutterSecureStorage();

/// Manages login details
class LoginManager {
  /// Checks if user has saved login details
  static Future<bool> get hasSavedLogin async {
    return (await _storage.containsKey(key: "sub_user")) &&
        (await _storage.containsKey(key: "sub_pass")) &&
        (await _storage.containsKey(key: "sub_url"));
  }

  /// Stores log in details into secure storage
  static Future<void> saveDetails(String user, String pass, String url) async {
    await _storage.write(key: "sub_user", value: user);
    await _storage.write(key: "sub_pass", value: pass);
    await _storage.write(key: "sub_url", value: url);
  }

  /// Returns log in details from secure storage
  static Future<Map<String, String>?> getDetails() async {
    final user = await _storage.read(key: "sub_user");
    final pass = await _storage.read(key: "sub_pass");
    final url = await _storage.read(key: "sub_url");
    if (user == null || pass == null || url == null) return null;
    return {"user": user, "pass": pass, "url": url};
  }
}