minstrel/.forgejo/workflows/android.yml

name: android

# Native Android (Kotlin/Compose/Media3) — M8 rewrite of the Flutter client.
# Lives side-by-side with flutter_client/ until cutover; both APKs ship from
# their respective release artifacts (minstrel-<tag>.apk = Flutter,
# minstrel-android-<tag>.apk = native) during the transition.

on:
  push:
    branches: [main, dev]
    tags: ['v*']
    paths:
      - 'android/**'
      - '.forgejo/workflows/android.yml'
  pull_request:
    branches: [main]
    paths:
      - 'android/**'

jobs:
  build:
    name: Build + lint + test
    # Using flutter-ci runner label because it's the only proven-working
    # label with docker that can pull our container.image. Switch to
    # android-ci once the operator registers that runner label.
    runs-on: flutter-ci
    container:
      image: git.fabledsword.com/bvandeusen/ci-android:36

    defaults:
      run:
        working-directory: android

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Cache Gradle dirs
        # Resolved deps + Gradle distribution + Kotlin daemon caches.
        # Saves ~3 min per CI run after the first warm-up.
        uses: actions/cache@v4
        with:
          path: |
            ~/.gradle/caches
            ~/.gradle/wrapper
            ~/.kotlin
          key: gradle-${{ runner.os }}-${{ hashFiles('android/gradle/wrapper/gradle-wrapper.properties', 'android/gradle/libs.versions.toml', 'android/**/*.gradle.kts') }}
          restore-keys: |
            gradle-${{ runner.os }}-

      - name: Make gradlew executable
        run: chmod +x ./gradlew

      - name: Gradle wrapper validation
        run: ./gradlew --version

      - name: ktlint
        run: ./gradlew ktlintCheck

      - name: detekt
        run: ./gradlew detekt

      - name: Unit tests
        run: ./gradlew testDebugUnitTest

      - name: Assemble debug
        if: github.event_name == 'push' && github.ref == 'refs/heads/main'
        run: ./gradlew assembleDebug

      - name: Upload debug APK
        if: github.event_name == 'push' && github.ref == 'refs/heads/main'
        uses: forgejo/upload-artifact@v3
        with:
          name: minstrel-android-debug-${{ github.sha }}
          path: android/app/build/outputs/apk/debug/app-debug.apk

  release:
    name: Build signed release APK
    needs: build
    if: startsWith(github.ref, 'refs/tags/v')
    runs-on: flutter-ci
    container:
      image: git.fabledsword.com/bvandeusen/ci-android:36

    defaults:
      run:
        working-directory: android

    env:
      ANDROID_STORE_PASSWORD: ${{ secrets.ANDROID_STORE_PASSWORD }}
      ANDROID_KEY_ALIAS: ${{ secrets.ANDROID_KEY_ALIAS }}
      ANDROID_KEY_PASSWORD: ${{ secrets.ANDROID_KEY_PASSWORD }}

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Make gradlew executable
        run: chmod +x ./gradlew

      - name: Decode signing keystore
        # Reuses the same keystore env-var contract as flutter.yml so the
        # native APK is signed with the same key — Android will accept
        # the upgrade in place at cutover without uninstall.
        env:
          ANDROID_KEYSTORE_B64: ${{ secrets.ANDROID_KEYSTORE_B64 }}
        shell: bash
        run: |
          if [ -z "${ANDROID_KEYSTORE_B64}" ]; then
            echo "::error::ANDROID_KEYSTORE_B64 missing"; exit 1
          fi
          KEYSTORE_PATH="${RUNNER_TEMP}/minstrel-release.keystore"
          echo "${ANDROID_KEYSTORE_B64}" | base64 -d > "${KEYSTORE_PATH}"
          echo "ANDROID_KEYSTORE_PATH=${KEYSTORE_PATH}" >> "${GITHUB_ENV}"

      - name: Build release APK
        run: ./gradlew assembleRelease

      - name: Attach APK to release
        # During the side-by-side period the asset name is
        # minstrel-android-<tag>.apk so it doesn't collide with the
        # Flutter app's minstrel-<tag>.apk. At cutover, flip this name
        # to minstrel-<tag>.apk and deactivate the flutter.yml release-
        # attach step (M8 phase 14.4).
        shell: bash
        env:
          CI_TOKEN: ${{ secrets.CI_TOKEN }}
        run: |
          TAG="${GITHUB_REF#refs/tags/}"
          REPO="${GITHUB_REPOSITORY}"
          RELEASE_ID=$(curl -fsSL \
            -H "Authorization: token ${CI_TOKEN}" \
            "https://git.fabledsword.com/api/v1/repos/${REPO}/releases/tags/${TAG}" \
            | grep -oP '"id":\s*\K[0-9]+' | head -1)
          if [ -z "${RELEASE_ID}" ]; then
            echo "::error::release for ${TAG} not found"; exit 1
          fi
          curl -fsSL \
            -H "Authorization: token ${CI_TOKEN}" \
            -F "attachment=@app/build/outputs/apk/release/app-release.apk" \
            "https://git.fabledsword.com/api/v1/repos/${REPO}/releases/${RELEASE_ID}/assets?name=minstrel-android-${TAG}.apk"