name: Release Gem

on: push

jobs:
  validate-release:
    runs-on: ubuntu-latest
    if: github.repository == 'puppetlabs/vmpooler'
    outputs:
      cv: ${{ steps.cv.outputs.version }}
      nv: ${{ steps.nv.outputs.version }}
    steps:
      - uses: actions/checkout@v3

      - name: Install Ruby 3.1
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: 'ruby-3.1'

      - name: Get Current Version
        uses: actions/github-script@v6
        id: cv
        with:
          script: |
            const { data: response } = await github.rest.repos.getLatestRelease({
              owner: context.repo.owner,
              repo: context.repo.repo,
            })
            console.log(`The latest release is ${response.tag_name}`)
            return response.tag_name
          result-encoding: string

      - name: Get Next Version
        id: nv
        run: |
          version=$(grep VERSION lib/vmpooler/version.rb |rev |cut -d "'" -f2 |rev)
          echo "version=$version" >> $GITHUB_OUTPUT
          echo "Found version $version from lib/vmpooler/version.rb"

      - name: Generate Changelog
        run : |
          gem install github_changelog_generator -v '~> 1.15.2'
          CONSOLE_LEVEL=debug github_changelog_generator --future-release ${{ steps.nv.outputs.version }}
        env:
          CHANGELOG_GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Validate Changelog
        run : |
          set -e
          if [[ -n $(git status --porcelain) ]]; then
            echo "Here is the current git status:"
            git status
            echo
            echo "The following changes were detected:"
            git --no-pager diff
            echo "Uncommitted PRs found in the changelog. Please submit a release prep PR of changes after running `./update-changelog`"
            exit 1
          fi

      - name: Generate Release Notes
        run : |
          github_changelog_generator \
            --since-tag ${{ steps.cv.outputs.result }} \
            --future-release ${{ steps.nv.outputs.version }} \
            --output release-notes.md
        env:
          CHANGELOG_GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - uses: actions/upload-artifact@v3
        with:
          name: release-notes
          path: release-notes.md

  publish-release:
    runs-on: ubuntu-latest
    needs: validate-release
    if: github.repository == 'puppetlabs/vmpooler'
    steps:
      - uses: actions/checkout@v3

      - uses: actions/download-artifact@v3
        with:
          name: release-notes
          path: release-notes.md
          
      - name: Test Outputs
        run : |
          cat release-notes.md
          echo ${{ needs.validate-release.outputs.nv.version }}

      # - name: Tag Release
      #   uses: ncipollo/release-action@v1
      #   with:
      #     tag: ${{ needs.validate-release.outputs.nv.version }}
      #     token: ${{ secrets.GITHUB_TOKEN }}
      #     bodyfile: release-notes.md
      #     draft: false
      #     prerelease: false

      # # This step should closely match what is used in `docker/Dockerfile` in vmpooler-deployment
      # - name: Install Ruby jruby-9.4.3.0
      #   uses: ruby/setup-ruby@v1
      #   with:
      #     ruby-version: 'jruby-9.4.3.0'

      # - name: Build gem
      #   run: gem build *.gemspec

      # - name: Publish gem
      #   run: |
      #     mkdir -p $HOME/.gem
      #     touch $HOME/.gem/credentials
      #     chmod 0600 $HOME/.gem/credentials
      #     printf -- "---\n:rubygems_api_key: ${GEM_HOST_API_KEY}\n" > $HOME/.gem/credentials
      #     gem push *.gem
      #   env:
      #     GEM_HOST_API_KEY: '${{ secrets.RUBYGEMS_AUTH_TOKEN }}'