cancel method

Future<void> cancel({ required DocumentBase<StripePurchaseModel> purchase, Duration timeout = const Duration(seconds: 15), })

Cancel purchase.

purchaseをキャンセルします。

Implementation

Future<void> cancel({
  required DocumentBase<StripePurchaseModel> purchase,
  Duration timeout = const Duration(seconds: 15),
}) async {
  if (_completer != null) {
    return _completer!.future;
  }
  _completer = Completer<void>();
  try {
    final value = purchase.value;
    if (value == null) {
      throw Exception(
        "Purchase information is empty. Please run [create] method.",
      );
    }
    if (value.canceled) {
      throw Exception("This purchase has already canceled.");
    }
    if (value.captured || value.success) {
      throw Exception("The payment has already been completed.");
    }
    final functionsAdapter =
        StripePurchaseMasamuneAdapter.primary.functionsAdapter ??
            FunctionsAdapter.primary;

    await functionsAdapter.execute(
      StripeCancelPurchaseAction(
        userId: userId,
        orderId: value.orderId,
      ),
    );

    await Future.doWhile(() async {
      await Future.delayed(const Duration(milliseconds: 100));
      await purchase.reload();
      return purchase.value != null && !purchase.value!.canceled;
    }).timeout(timeout);
    _completer?.complete();
    _completer = null;
    notifyListeners();
  } catch (e) {
    _completer?.completeError(e);
    _completer = null;
    rethrow;
  } finally {
    _completer?.complete();
    _completer = null;
  }
}