---
name: Backport Assistant Runner For Docs (OSS only)

on:
  pull_request_target:
    types:
      - closed
      - labeled

jobs:
  backport-for-docs:
    if: github.event.pull_request.merged
    runs-on: ubuntu-latest
    container: hashicorpdev/backport-assistant:0.2.3
    steps:
      - name: Backport changes to stable-website
        run: |
          backport-assistant backport -automerge
        env:
          BACKPORT_LABEL_REGEXP: "backport/(?P<target>website)"
          BACKPORT_TARGET_TEMPLATE: "stable-{{.target}}"
          GITHUB_TOKEN: ${{ secrets.ELEVATED_GITHUB_TOKEN }}
      - name: Backport changes labeled website to latest release branch
        if: always()
        run: |
          resp=$(curl -f -s "https://api.github.com/repos/$GITHUB_REPOSITORY/releases?per_page=100")
          ret="$?"
          if [[ "$ret" -ne 0 ]]; then
              echo "The GitHub API returned $ret"
              exit $ret
          fi

          # find the latest non-rc release
          latest_version=$(echo "$resp" | tr '\r\n' ' ' | jq -r '.[] | select(.name|test("^v\\d+\\.\\d+\\.\\d+$")) | .name' | sort -rV | head -n1)
          echo "Latest non-rc version: $latest_version"

          # strip leading "v" &
          target="${latest_version#v}"
          # replace patch version with "x"
          target="${target%.*}.x"

          export BACKPORT_TARGET_TEMPLATE="release/$target"
          backport-assistant backport
        env:
          BACKPORT_LABEL_REGEXP: "backport/(?P<target>website)"
          GITHUB_TOKEN: ${{ secrets.ELEVATED_GITHUB_TOKEN }}