[in_app_purchase_android] Update Play Billing library to 8.0.0

packages/in_app_purchase/in_app_purchase_android/CHANGELOG.md

@@ -1,3 +1,12 @@
+## 0.5.0
+
+* Updates Google Play Billing Library from 7.1.1 to 8.0.0.
+* **BREAKING CHANGES**:
+  * Removes `queryPurchaseHistory` and its wrapper `queryPurchaseHistoryAsync`. Use `queryPurchases` instead.
+* Adds support for `subResponseCode` in `BillingResultWrapper`.
+* Adds support for `oneTimePurchaseOfferDetailsList` in `ProductDetailsWrapper`.
+* Adds support for `unfetchedProductList` in `ProductDetailsResponseWrapper` to handle product IDs that could not be fetched.
+
 ## 0.4.0+8
 
 * Bumps com.android.tools.build:gradle from 8.12.1 to 8.13.1.

packages/in_app_purchase/in_app_purchase_android/README.md

@@ -19,8 +19,9 @@ Using the Alternative billing only feature requires Google Play app configuratio
 
 [Google Play documentation for Alternative billing](https://developer.android.com/google/play/billing/alternative)
 
-## Migrating to 0.3.0
-To migrate to version 0.3.0 from 0.2.x, have a look at the [migration guide](migration_guide.md).
+## Migrating to 0.5.0
+To migrate to version 0.5.0 from 0.4.x or 0.3.0 from 0.2.x, have a look at the
+[migration guide](migration_guide.md).
 
 [1]: https://pub.dev/packages/in_app_purchase
 [2]: https://flutter.dev/to/endorsed-federated-plugin

packages/in_app_purchase/in_app_purchase_android/android/build.gradle

@@ -60,7 +60,7 @@ android {
 
 dependencies {
     implementation("androidx.annotation:annotation:1.9.1")
-    implementation("com.android.billingclient:billing:7.1.1")
+    implementation("com.android.billingclient:billing:8.0.0")
     testImplementation("junit:junit:4.13.2")
     testImplementation("org.json:json:20250517")
     testImplementation("org.mockito:mockito-core:5.21.0")