fix: add missing build configs

.github/workflows/ci-example-ios.yml

@@ -46,6 +46,7 @@ jobs:
         with:
           working-directory: IapExample
           bundler-cache: true
+          ruby-version: '2.7'
 
       - name: SwiftLint
         run: swiftlint lint --fix --format --path ios/*.swift --config .swiftlint.yml

IapExample/android/app/build.gradle

@@ -1,6 +1,8 @@
 apply plugin: "com.android.application"
 apply plugin: "com.facebook.react"
 
+import com.android.build.OutputFile
+
 /**
  * This is the configuration block to customize your React Native Android app.
  * By default you don't need to apply any configuration, just uncomment the lines you need.
@@ -101,6 +103,36 @@ android {
             proguardFiles getDefaultProguardFile("proguard-android.txt"), "proguard-rules.pro"
         }
     }
+
+    flavorDimensions "appstore"
+
+    productFlavors {
+        googlePlay {
+            dimension "appstore"
+            missingDimensionStrategy "store", "play"
+        }
+
+        amazon {
+            dimension "appstore"
+            missingDimensionStrategy "store", "amazon"
+        }
+    }
+
+    // applicationVariants are e.g. debug, release
+    applicationVariants.all { variant ->
+        variant.outputs.each { output ->
+            // For each separate APK per architecture, set a unique version code as described here:
+            // https://developer.android.com/studio/build/configure-apk-splits.html
+            // Example: versionCode 1 will generate 1001 for armeabi-v7a, 1002 for x86, etc.
+            def versionCodes = ["armeabi-v7a": 1, "x86": 2, "arm64-v8a": 3, "x86_64": 4]
+            def abi = output.getFilter(OutputFile.ABI)
+            if (abi != null) {  // null for the universal-debug, universal-release variants
+                output.versionCodeOverride =
+                        defaultConfig.versionCode * 1000 + versionCodes.get(abi)
+            }
+
+        }
+    }
 }
 
 dependencies {

ios/RNIapIosSk2.swift

@@ -277,10 +277,6 @@ class RNIapIosSk2: RCTEventEmitter, Sk2Delegate {
         delegate.stopObserving()
     }
 
-    override func addListener(_ eventName: String?) {
-        super.addListener(eventName)
-    }
-
     /**
      "iap-transaction-updated" is unique to Sk2.
      "iap-promoted-product" is only avaiable on Sk1