release.yml

on:
  push:
    branches: [ master ]

jobs:
  check-release-tag:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
      - name: Prepare tag
        id: prepare_tag
        continue-on-error: true
        run: |
          export TAG=v$(awk '/^version = / { gsub("\"", ""); print $3 }' build.gradle)
          echo "TAG=$TAG" >> $GITHUB_ENV

          export CHECK_TAG=$(git tag | grep $TAG)
          if [[ $CHECK_TAG ]]; then
            echo "Skipping because release tag already exists"
            exit 1
          fi
      - name: Output
        id: release_output
        if: ${{ steps.prepare_tag.outcome == 'success' }}
        run: |
          echo "::set-output name=tag::${{ env.TAG }}"
    outputs:
      tag: ${{ steps.release_output.outputs.tag }}

  create-github-release:
    runs-on: ubuntu-latest
    needs: check-release-tag
    if: ${{ needs.check-release-tag.outputs.tag }}
    steps:
      - uses: actions/checkout@v2
      - name: Prepare tag
        run: |
          export TAG=v$(awk '/^version = / { gsub("\"", ""); print $3 }' build.gradle)
          echo "TAG=$TAG" >> $GITHUB_ENV
      - name: Setup git
        run: |
          git config user.email "pusher-ci@pusher.com"
          git config user.name "Pusher CI"
      - name: Prepare description
        run: |
          csplit -s CHANGELOG.md "/##/" {1}
          cat xx01 > CHANGELOG.tmp
      - name: Create Release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ env.TAG }}
          release_name: ${{ env.TAG }}
          body_path: CHANGELOG.tmp
          draft: false
          prerelease: false

  publish:
    runs-on: ubuntu-latest
    needs: create-github-release
    steps:
      - uses: actions/checkout@v2
      - name: Create gradle.properties
        shell: bash
        run: |
          mkdir -p _gradle_user_home
          echo "GRADLE_USER_HOME=_gradle_user_home" >> $GITHUB_ENV
          cat <<FILE > _gradle_user_home/gradle.properties
          github.username=${{ secrets.PUSHER_CI_GITHUB_PRIVATE_TOKEN }}
          github.password=""
          maven.username=${{ secrets.MAVEN_USERNAME }}
          maven.password=${{ secrets.MAVEN_PASSWORD }}
          signing.keyId=${{ secrets.SIGNING_KEY_ID }}
          signing.password=${{ secrets.SIGNING_PASSWORD }}
          signing.secretKeyRingFile=_gradle_user_home/pusher-maven-gpg-signing-key.gpg
          FILE
          echo "${{ secrets.PUSHER_MAVEN_GPG_SIGNING_KEY }}" | base64 --decode > _gradle_user_home/pusher-maven-gpg-signing-key.gpg
      - name: Publish
        run: |
          ./gradlew publish

  finish-release:
    runs-on: ubuntu-latest
    needs: publish
    env:
      NEXUS_USERNAME: ${{ secrets.MAVEN_USERNAME }}
      NEXUS_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}
    steps:
      - uses: actions/checkout@v2
      - id: get_staging_repository_id
        name: Get staging repository id
        run: |
          echo "staging_repository_id=$(python3 scripts/get_staging_repository_id.py)" >> $GITHUB_OUTPUT
      - name: Release
        uses: nexus-actions/release-nexus-staging-repo@main
        with:
          username: ${{ secrets.MAVEN_USERNAME }}
          password: ${{ secrets.MAVEN_PASSWORD }}
          staging_repository_id: ${{ steps.get_staging_repository_id.outputs.staging_repository_id }}