loadSettings method

@override Future<EqualizerSettings?> loadSettings(String name)

Load saved settings

Implementation

@override
Future<EqualizerSettings?> loadSettings(String name) async {
  try {
    final prefs = await SharedPreferences.getInstance();
    final savedPresetsJson = prefs.getString(_savedPresetsKey);

    if (savedPresetsJson == null) return null;

    final savedPresets = Map<String, dynamic>.from(jsonDecode(savedPresetsJson));
    final presetJson = savedPresets[name];

    if (presetJson == null) return null;

    return EqualizerSettings.fromJson(presetJson);
  } catch (e) {
    return null;
  }
}