deploy-instance-pr-actions.yml

name: sync instance PR
on:
  pull_request:
    branches: [main]
    types: [closed, reopened]
jobs:
  sync_pr_status:
    runs-on: ubuntu-latest

    env:
      INSTANCE_REPO_GITHUB: scverse/cookiecutter-scverse-instance

    steps:
      - name: Generate tokens
        id: app-token
        uses: actions/create-github-app-token@v2
        with:
          app-id: ${{ vars.PR_CREATOR_APP_ID }}
          private-key: ${{ secrets.PR_CREATOR_PRIVATE_KEY }}
          repositories: cookiecutter-scverse-instance

      - name: Authenticate gh CLI with app token
        run: echo "${{ steps.app-token.outputs.token }}" | gh auth login --with-token

      - name: Define sister PR branch name
        run: |
          echo "SISTER_PR_BRANCH=pr-${{ github.event.pull_request.number }}" >> $GITHUB_ENV

      - name: Check if "sister PR" exists and find its ID
        run: |
          PR_ID=$( \
              gh pr view $SISTER_PR_BRANCH \
              -R $INSTANCE_REPO_GITHUB \
              --json number --jq '.number' \
              || echo "NA"
          )
          echo "SISTER_PR_ID=$PR_ID" >> $GITHUB_ENV

      - name: When closing or merging also close sister PR
        if: ${{ env.SISTER_PR_ID != 'NA' }}
        run: |
          gh pr close $SISTER_PR_ID \
              -R $INSTANCE_REPO_GITHUB

      - name: Reopen sister PR
        if: ${{ env.SISTER_PR_ID != 'NA' && github.event.action == 'reopened' }}
        run: |
          gh pr reopen $SISTER_PR_ID \
              -R $INSTANCE_REPO_GITHUB