queryProductDetails method

Implementation

@override
Future<ProductDetailsResponse> queryProductDetails(
  Set<String> identifiers,
) async {
  List<ProductDetailsResponseWrapper>? productResponses;
  PlatformException? exception;

  try {
    productResponses = await Future.wait(
      <Future<ProductDetailsResponseWrapper>>[
        billingClientManager.runWithClient(
          (BillingClient client) => client.queryProductDetails(
            productList: identifiers
                .map((String productId) => ProductWrapper(
                    productId: productId, productType: ProductType.inapp))
                .toList(),
          ),
        ),
        billingClientManager.runWithClient(
          (BillingClient client) => client.queryProductDetails(
            productList: identifiers
                .map((String productId) => ProductWrapper(
                    productId: productId, productType: ProductType.subs))
                .toList(),
          ),
        ),
      ],
    );
  } on PlatformException catch (e) {
    exception = e;
    productResponses = <ProductDetailsResponseWrapper>[
      ProductDetailsResponseWrapper(
          billingResult: BillingResultWrapper(
              responseCode: BillingResponse.error, debugMessage: e.code),
          productDetailsList: const <ProductDetailsWrapper>[]),
      ProductDetailsResponseWrapper(
          billingResult: BillingResultWrapper(
              responseCode: BillingResponse.error, debugMessage: e.code),
          productDetailsList: const <ProductDetailsWrapper>[])
    ];
  }
  final List<ProductDetails> productDetailsList =
      productResponses.expand((ProductDetailsResponseWrapper response) {
    return response.productDetailsList;
  }).expand((ProductDetailsWrapper productDetailWrapper) {
    return GooglePlayProductDetails.fromProductDetails(productDetailWrapper);
  }).toList();

  final Set<String> successIDS = productDetailsList
      .map((ProductDetails productDetails) => productDetails.id)
      .toSet();
  final List<String> notFoundIDS =
      identifiers.difference(successIDS).toList();
  return ProductDetailsResponse(
      productDetails: productDetailsList,
      notFoundIDs: notFoundIDS,
      error: exception == null
          ? null
          : IAPError(
              source: kIAPSource,
              code: exception.code,
              message: exception.message ?? '',
              details: exception.details));
}