outputs.yml

name: Generate outputs
on:
  workflow_call:
    inputs:
      with_pr_container:
        required: true
        type: boolean

jobs:
  re-generate:
    runs-on: ubuntu-latest

    permissions:
      contents: write

    steps:
    - name: Checkout (Push)
      if: github.event_name != 'pull_request'
      uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332
      with:
        ref: ${{ github.head_ref }}

    - name: Checkout (PR)
      if: github.event_name == 'pull_request'
      uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332
      with:
        ref: ${{ github.event.pull_request.head.ref }}
        repository: ${{ github.event.pull_request.head.repo.full_name }}

    - name: Download container from artifact if PR
      if: github.event_name == 'pull_request' && inputs.with_pr_container
      uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16
      with:
        name: tutorial-container
        path: /tmp

    - name: Import container from PR artifact
      if: github.event_name == 'pull_request' && inputs.with_pr_container
      run: |
        docker load --input /tmp/tutorial-container.tar
        docker image ls -a

    - name: Re-generate outputs from tutorial scripts
      run: |
        chmod -R a+w outputs
        mkdir spack-home && sudo chown -R 1000:1000 spack-home
        DOCKER_RUN_OPTS="-e COLUMNS=94 -e COLIFY_SIZE=24x94 -v $(pwd)/spack-home:/home/spack"
        make -C outputs -j $(nproc) DOCKER_RUN_OPTS="$DOCKER_RUN_OPTS" container=ghcr.io/spack/tutorial

    - name: Show diff of modified files
      run: |
        git diff HEAD outputs/

    - name: Push modified files to branch
      if: ( github.event_name == 'pull_request' && ! github.event.pull_request.head.repo.fork )
      run: |
        git config user.name "github-actions[bot]"
        git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
        git add outputs/
        git commit -m "Update generated outputs on behalf of [@${{ github.actor }}]"
        git push