Use fastlane to distribute aab

Author: louischan-oursky

.github/workflows/ci.yaml

@@ -40,24 +40,18 @@ jobs:
     - uses: ruby/setup-ruby@v1
       with:
         bundler-cache: true
-    # https://github.com/actions/runner-images/blob/main/images/macos/macos-14-arm64-Readme.md#java
-    - name: Set java version
-      run: |
-        echo "JAVA_HOME=$JAVA_HOME_21_arm64" >> $GITHUB_ENV
     - uses: subosito/flutter-action@v2
       with:
         # This has to be kept in sync with .tool-versions
         flutter-version: '3.27.1'
         channel: 'stable'
         # This action takes 1m30s to finish. Enable cache to make it shorter.
         cache: true
-    - run: echo "$ANDROID_HOME/tools/bin" >> $GITHUB_PATH
     - run: make example-flutter-pub-get
     - run: make example-flutter-test
     - run: make example-flutter-analyze
     - run: make example-dart-format
-    - run: flutter build apk --debug
-      working-directory: ./example
+    - run: Make example-build-unsigned-android-aab
 
   deploy-docs:
     runs-on: ubuntu-24.04
@@ -127,48 +121,38 @@ jobs:
   deploy-android:
     runs-on: macos-14
     needs: ["test-android"]
-    # We cannot build in PRs because secrets are not available in PRs.
-    if: ${{ github.repository == 'authgear/authgear-sdk-flutter' && github.ref == 'refs/heads/main' }}
-    defaults:
-      run:
-        working-directory: "./example"
+    if: ${{ github.repository == 'authgear/authgear-sdk-flutter' }}
     steps:
     - uses: actions/checkout@v4
-    - uses: actions/setup-node@v4
+    - uses: ruby/setup-ruby@v1
       with:
-        node-version-file: "./.tool-versions"
-    # https://github.com/actions/runner-images/blob/main/images/macos/macos-14-arm64-Readme.md#java
-    - name: Set java version
-      run: |
-        echo "JAVA_HOME=$JAVA_HOME_21_arm64" >> $GITHUB_ENV
-    - run: npm install -g appcenter-cli
+        bundler-cache: true
     - uses: subosito/flutter-action@v2
       with:
         # This has to be kept in sync with .tool-versions
         flutter-version: '3.27.1'
         channel: 'stable'
         # This action takes 1m30s to finish. Enable cache to make it shorter.
         cache: true
-    - run: flutter pub get
-    - run: flutter test
-    - run: flutter analyze --no-fatal-infos
-    - run: dart format --set-exit-if-changed lib
-    - name: Prepare key store
-      env:
-        ANDROID_KEY_STORE_BASE64: ${{ secrets.ANDROID_KEY_STORE_BASE64 }}
-      run: |
-        KEY_STORE_PATH=./android/app/keystore.jks
-
-        echo -n "$ANDROID_KEY_STORE_BASE64" | base64 --decode -o "$KEY_STORE_PATH"
-    - name: Build .apk
+    - run: make example-flutter-pub-get
+    - run: make example-flutter-test
+    - run: make example-flutter-analyze
+    - run: make example-dart-format
+    - name: Build aab
       env:
+        STORE_BASE64: ${{ secrets.ANDROID_KEY_STORE_BASE64 }}
         STORE_PASSWORD: ${{ secrets.ANDROID_KEY_STORE_PASSWORD }}
         KEY_ALIAS: ${{ secrets.ANDROID_KEY_ALIAS }}
         KEY_PASSWORD: ${{ secrets.ANDROID_KEY_PASSWORD }}
       run: |
-        BUILD_NUMBER=$(date +%s)
-        flutter build apk --build-number $BUILD_NUMBER -P STORE_PASSWORD="$STORE_PASSWORD" -P KEY_PASSWORD="$KEY_PASSWORD" -P KEY_ALIAS="$KEY_ALIAS"
-    - name: Distribute to App Center
+        export STORE_FILE="$RUNNER_TEMP/upload_key.jks"
+        echo -n "$STORE_BASE64" | base64 --decode -o "$STORE_FILE"
+        make example-build-android-aab
+    - name: Upload aab
+      if: ${{ github.ref == 'refs/heads/main' }}
       env:
-        APPCENTER_ACCESS_TOKEN: ${{ secrets.ANDROID_APPCENTER_ACCESS_TOKEN }}
-      run: appcenter distribute release --debug --silent --file "./build/app/outputs/flutter-apk/app-release.apk" --group "Collaborators" --app "Oursky/Authgear-Demo-Flutter-Android"
+        GOOGLE_SERVICE_ACCOUNT_KEY_JSON_BASE64: ${{ secrets.GOOGLE_SERVICE_ACCOUNT_KEY_JSON_BASE64 }}
+      run: |
+        export GOOGLE_SERVICE_ACCOUNT_KEY_JSON_FILE="$RUNNER_TEMP/google_service_account_key.json"
+        echo -n "$GOOGLE_SERVICE_ACCOUNT_KEY_JSON_BASE64" | base64 --decode -o "$GOOGLE_SERVICE_ACCOUNT_KEY_JSON_FILE"
+        make example-upload-android-aab

Makefile

@@ -30,6 +30,24 @@ example-build-ios-app:
 example-upload-ios-app:
 	bundle exec fastlane ios upload_ios_app ipa:./build/Release/iOS/Runner/Runner.ipa
 
+.PHONY: example-build-unsigned-android-aab
+example-build-unsigned-android-aab:
+	cd ./example/android; ./gradlew :app:bundleDebug
+
+.PHONY: example-build-android-aab
+example-build-android-aab:
+	bundle exec fastlane android build_aab \
+		VERSION_CODE:$(shell date +%s) \
+		STORE_FILE:$(STORE_FILE) \
+		STORE_PASSWORD:$(STORE_PASSWORD) \
+		KEY_ALIAS:$(KEY_ALIAS) \
+		KEY_PASSWORD:$(KEY_PASSWORD)
+
+.PHONY: example-upload-android-aab
+example-upload-android-aab:
+	bundle exec fastlane android upload_aab \
+		json_key:$(GOOGLE_SERVICE_ACCOUNT_KEY_JSON_FILE)
+
 .PHONY: sdk-flutter-pub-get
 sdk-flutter-pub-get:
 	flutter pub get

example/android/app/build.gradle

@@ -24,21 +24,25 @@ android {
     }
 
     defaultConfig {
-        applicationId = "com.authgear.exampleapp.flutter"
+        applicationId = "com.authgear.sdk.exampleapp.flutter"
         // minSdkVersion flutter.minSdkVersion
         // 21 is required to use androidx.security
         minSdk = 21
         targetSdk = flutter.targetSdkVersion
-        versionCode = flutter.versionCode
+        if (project.hasProperty("VERSION_CODE")) {
+            versionCode = Integer.parseInt(project.findProperty("VERSION_CODE"))
+        } else {
+            versionCode = flutter.versionCode
+        }
         versionName = flutter.versionName
     }
 
     signingConfigs {
         release {
-            storeFile file("keystore.jks")
-            storePassword project.ext.has("STORE_PASSWORD") ? project.ext["STORE_PASSWORD"] : ""
-            keyAlias project.ext.has("KEY_ALIAS") ? project.ext["KEY_ALIAS"] : ""
-            keyPassword project.ext.has("KEY_PASSWORD") ? project.ext["KEY_PASSWORD"] : ""
+            storeFile file(project.findProperty("STORE_FILE"))
+            storePassword project.findProperty("STORE_PASSWORD")
+            keyAlias project.findProperty("KEY_ALIAS")
+            keyPassword project.findProperty("KEY_PASSWORD")
         }
     }
 

fastlane/Fastfile

@@ -26,3 +26,28 @@ platform :ios do
     )
   end
 end
+
+platform :android do
+  lane :build_aab do |options|
+    gradle(
+      project_dir: "./example/android",
+      tasks: [":app:bundleRelease"],
+      properties: {
+        "VERSION_CODE" => options[:VERSION_CODE],
+        "STORE_FILE" => options[:STORE_FILE],
+        "STORE_PASSWORD" => options[:STORE_PASSWORD],
+        "KEY_ALIAS" => options[:KEY_ALIAS],
+        "KEY_PASSWORD" => options[:KEY_PASSWORD],
+      },
+    )
+  end
+
+  lane :upload_aab do |options|
+    upload_to_play_store(
+      json_key: options[:json_key],
+      package_name: "com.authgear.sdk.exampleapp.flutter",
+      track: "internal",
+      aab: "./example/build/app/outputs/bundle/release/app-release.aab",
+    )
+  end
+end