name: Pull Request

on: pull_request

jobs:
  build:
    name: Build on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ ubuntu-latest ]
    if: ${{ !startsWith(github.event.head_commit.message, 'docs:') }}

    steps:
      - name: Check out
        uses: actions/checkout@v4
        with:
          submodules: 'recursive'
          fetch-depth: 0

      - name: Gradle wrapper validation
        uses: gradle/wrapper-validation-action@v3

      - name: Set up JDK 21
        uses: actions/setup-java@v4
        with:
          java-version: '21'
          distribution: 'temurin'

      - name: Prepare env
        run: |
          touch local.properties
          mkdir -p ~/.config/.android
          ln -s ~/.config/.android ~/.android

      - name: Cache gradle
        uses: actions/cache@v4
        with:
          path: |
            ~/.gradle/caches
            ~/.gradle/wrapper
            ~/.config/.android/debug.keystore
          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
          restore-keys: ${{ runner.os }}-gradle-

      - name: Gradle prebuild
        run: |
          echo 'org.gradle.jvmargs=-Xmx2048m' >> gradle.properties
          ./gradlew prebuild

      - name: Create debug keystore
        run: |
          if [ ! -f ~/.config/.android/debug.keystore ]
          then
            keytool -genkey -v -keystore ~/.config/.android/debug.keystore -alias androiddebugkey -storepass android -keypass android -keyalg RSA -keysize 2048 -validity 10000 -dname "CN=Android Debug,O=Android,C=US"
          fi

      - name: Build debug
        id: buildDebug
        run: |
          ./gradlew assembleDebug
          echo "debugName=$(ls app/build/outputs/apk/debug/*.apk | awk -F '(/|.apk)' '{print $6}')" >> $GITHUB_OUTPUT

      - name: Upload debug
        if: success()
        uses: actions/upload-artifact@v4
        with:
          name: ${{ steps.buildDebug.outputs.debugName }}
          path: "app/build/outputs/apk/debug/*.apk"