@hortemo/expo-billing-client

Thin Android wrapper around the Google Play BillingClient for Expo / React Native apps.

Installation

npm install @hortemo/expo-billing-client

Usage

import BillingClient, {
  BillingResponseCode,
  ProductType,
} from "@hortemo/expo-billing-client";

BillingClient.addListener(
  "purchasesUpdated",
  async ({ billingResult, purchases }) => {
    if (billingResult.responseCode === BillingResponseCode.OK) {
      for (const purchase of purchases) {
        if (!purchase.isAcknowledged) {
          await BillingClient.acknowledgePurchase(purchase);
        }

        // Grant entitlements
      }
    }
  }
);

const connectionResult = await BillingClient.startConnection();
if (connectionResult.responseCode !== BillingResponseCode.OK) {
  throw new Error(connectionResult.debugMessage);
}

const { productDetailsList } = await BillingClient.queryProductDetails({
  products: [
    { productId: "coins_100", productType: ProductType.INAPP },
    { productId: "pro_subscription", productType: ProductType.SUBS },
  ],
});

const subscription = productDetailsList.find(
  (product) => product.productId === "pro_subscription"
);

await BillingClient.launchBillingFlow({
  products: [
    {
      productId: subscription.productId,
      productType: ProductType.SUBS,
      offerToken: subscription.subscriptionOfferDetails[0].offerToken,
    },
  ],
});