refreshPurchases method

@override Future<void> refreshPurchases()

刷新购买交易信息

Implementation

@override
Future<void> refreshPurchases() async {
  safeLog('📤 [MethodChannel] 调用 refreshPurchases');
  try {
    await methodChannel.invokeMethod('refreshPurchases');
    safeLog('✅ [MethodChannel] refreshPurchases 调用成功');
  } catch (e, stackTrace) {
    safeLog(
      '❌ [MethodChannel] refreshPurchases 失败: $e',
      error: e,
      stackTrace: stackTrace,
    );
    rethrow;
  }
}