ci.yml

name: Continuous Integration
on: [push, pull_request, workflow_dispatch]
jobs:
  check_duplicate_workflows:
    name: Check for duplicate workflows
    runs-on: ubuntu-latest
    if: ${{ !contains(github.event.head_commit.message, '[skip ci]') }}
    # Map a step output to a job output
    outputs:
      should_skip: ${{ steps.skip_check.outputs.should_skip }}
    steps:
      - id: skip_check
        uses: fkirc/skip-duplicate-actions@master
        with:
          skip_after_successful_duplicate: 'false'
          concurrent_skipping: 'same_content'
          do_not_skip: '["pull_request", "workflow_dispatch", "schedule"]'
          paths_ignore: '["**/*.md"]'
  build:
    name: Build
    runs-on: ${{ matrix.platform }}
    needs: [check_duplicate_workflows]
    if: ${{ needs.check_duplicate_workflows.outputs.should_skip != 'true' }}
    strategy:
      matrix:
        java: [ '8', '11', '17' ]
        platform: ['windows-latest', 'ubuntu-latest']
    steps:
    - uses: actions/checkout@v4
    - name: Set up JDK ${{ matrix.java }}
      uses: actions/setup-java@v4
      with:
        distribution: 'adopt'
        java-version: ${{ matrix.java }}
        cache: 'gradle'
    - name: print Java version
      run: java -version
    - name: Run build
      run: ./gradlew clean assemble --info

  test:
    name: Test
    runs-on: ${{ matrix.platform }}
    needs: [build]
    strategy:
      matrix:
        java: [ '8', '11', '17' ]
        platform: ['windows-latest', 'ubuntu-latest']
    steps:
      - uses: actions/checkout@v4
      - name: Gradle wrapper validation
        uses: gradle/wrapper-validation-action@v3
      - name: Set up JDK
        uses: actions/setup-java@v4
        with:
          distribution: 'adopt'
          java-version: ${{ matrix.java }}
          cache: 'gradle'
      - name: print Java version
        run: java -version
      - name: Run test
        run: ./gradlew check --info

  publish:
    name : Publish
    runs-on: ubuntu-latest
    needs: [ test ]
    if: github.ref == 'refs/heads/master' && github.event_name != 'pull_request' && github.repository == 'tschuchortdev/kotlin-compile-testing'
    env:
      # https://proandroiddev.com/publishing-a-maven-artifact-3-3-step-by-step-instructions-to-mavencentral-publishing-bd661081645d
      SONATYPE_NEXUS_USERNAME: ${{ secrets.SONATYPE_NEXUS_USERNAME }}
      SONATYPE_NEXUS_PASSWORD: ${{ secrets.SONATYPE_NEXUS_PASSWORD }}
      # https://blog.solidsoft.pl/2020/06/03/simpler-and-safer-artifact-signing-on-ci-server-with-gradle/
      # https://stackoverflow.com/questions/57921325/gradle-signarchives-unable-to-read-secret-key
      ORG_GRADLE_PROJECT_signingPassword: ${{ secrets.SONATYPE_SIGNING_KEY_PASSWORD }}
      ORG_GRADLE_PROJECT_signingKey: ${{ secrets.SONATYPE_SIGNING_PRIVATE_KEY }}
      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v4
        with:
          persist-credentials: false # without this, all access tokens set later on will be ignored
      - name: Set up JDK
        uses: actions/setup-java@v4
        with:
          distribution: 'adopt'
          java-version: 11
          cache: 'gradle'
      - name: Set git config
        run: |
          git config user.name github-actions
          git config user.email github-actions@github.com
      - name: Check if snapshot version
        run: |
          VERSION_NAME=$(./gradlew -q printVersionName | tail -n 1)
          echo "VERSION_NAME=$VERSION_NAME" >> $GITHUB_ENV
          IS_SNAPSHOT_VERSION=$([[ "$VERSION_NAME" =~ ^[0-9]+\.[0-9]+\.[0-9]+-SNAPSHOT$ ]] && echo "true" || echo "false")
          echo "IS_SNAPSHOT_VERSION=$IS_SNAPSHOT_VERSION" >> $GITHUB_ENV
      - name: Publish to Sonatype Nexus
        run: |
          # --max-workers 1 limits Gradle to a single thread even if parallel builds are enabled in the hopes
          # of making the the upload to Sonatype Nexus less flaky

          if [[ "$IS_SNAPSHOT_VERSION" == "true" ]]; then
            echo "Version is a snapshot. No closing of the repository is necessary."
           ./gradlew publishToSonatype --info --max-workers 1
          elif [[ "$IS_SNAPSHOT_VERSION" == "false" ]]; then
            echo "Version is not a snapshot. Trying to close and release repository."
            # Note: Until https://github.com/gradle-nexus/publish-plugin/issues/19 is fixed
            # publish and close/release always have to be executed in the same Gradle call
            # or closing will fail with error 'No staging repository with name sonatype created'.
            ./gradlew publishToSonatype closeAndReleaseSonatypeStagingRepository --info --max-workers 1
          else
            echo "IS_SNAPSHOT_VERSION has unknown value: $IS_SNAPSHOT_VERSION"
            exit 1
          fi
      - name: Make release on Github
        uses: marvinpinto/action-automatic-releases@latest
        if: ${{ env.IS_SNAPSHOT_VERSION == 'false' }}
        with:
          repo_token: ${{ secrets.GITHUB_TOKEN }}
          automatic_release_tag: ${{ env.VERSION_NAME }}
          prerelease: false
          title: ${{ env.VERSION_NAME }}
          files: |
            LICENSE
            core/build/libs/*.*
            ksp/build/libs/*.*
      - name: Set next snapshot version
        if: ${{ env.IS_SNAPSHOT_VERSION == 'false' }}
        run: |
          echo "Setting next snapshot version"
          ./gradlew incrementPatchVersion --info
          ./gradlew setSnapshotVersionSuffix --info
          git add gradle.properties
          git commit -m "Setting next snapshot version [skip ci]"
          git push https://x-access-token:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git --follow-tags