42 lines
1.3 KiB
Dart
42 lines
1.3 KiB
Dart
import 'dart:convert';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'connection.dart';
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const _connectionsKey = 'connections';
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const _activeConnectionIdKey = 'active_connection_id';
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/// Reads/writes the saved connection list and active-connection id to
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/// [SharedPreferences] as a plain JSON-encoded array. Not a secret store —
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/// the API has no auth, so there's nothing sensitive in a saved base URL.
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class ConnectionStorage {
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const ConnectionStorage(this._prefs);
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final SharedPreferences _prefs;
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List<Connection> readConnections() {
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final raw = _prefs.getString(_connectionsKey);
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if (raw == null || raw.isEmpty) return const [];
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final decoded = jsonDecode(raw) as List<dynamic>;
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return decoded
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.map((e) => Connection.fromJson(e as Map<String, dynamic>))
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.toList(growable: false);
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}
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Future<void> writeConnections(List<Connection> connections) async {
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final encoded = jsonEncode(connections.map((c) => c.toJson()).toList());
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await _prefs.setString(_connectionsKey, encoded);
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}
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String? readActiveConnectionId() => _prefs.getString(_activeConnectionIdKey);
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Future<void> writeActiveConnectionId(String? id) async {
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if (id == null) {
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await _prefs.remove(_activeConnectionIdKey);
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} else {
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await _prefs.setString(_activeConnectionIdKey, id);
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}
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}
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}
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