name: prepare-release

on:
  workflow_dispatch:
    inputs:
      release:
        description: Type of release
        required: true
        type: choice
        options:
          - PATCH
          - MINOR
          - MAJOR
        default: PATCH

jobs:
  prepare:
    runs-on: ubuntu-latest
    steps:

      - uses: actions/checkout@v4

      # SSH connection with keys is necessary to allow `git push`
      - name: Ensure correct SSH connection
        uses: webfactory/ssh-agent@v0.8.0
        with:
          ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}

      - uses: actions/setup-java@v3
        with:
          java-version: 11
          distribution: corretto
          cache: maven

      - name: Determine new versions
        run: |
          echo "release_version=$(./.github/workflows/maven-version-determiner.py release-version $release_type)" >> "$GITHUB_ENV"
          echo "snapshot_version=$(./.github/workflows/maven-version-determiner.py snapshot-version $release_type)" >> "$GITHUB_ENV"
          echo "version_tag=$(./.github/workflows/maven-version-determiner.py version-tag $release_type)" >> "$GITHUB_ENV"
        env:
          release_type: ${{ inputs.release }}

      - name: Configure Git user
        run: |
          git config user.email "actions@users.noreply.github.com"
          git config user.name "GitHub Actions"

      - name: Prepare with Maven release plugin
        run: >
          mvn
          --batch-mode
          -Dresume=false
          -Drelease-version=$release_version
          -Dtag=$version_tag
          -DdevelopmentVersion=$snapshot_version
          release:prepare