tex-pdf.yml

# add .tex conversion and (and .pdf rendering of .tex file) to a pull request that adds/modifies a cgel tree.
# currently assumes cgel file(s) in datasets/oneoff.

name: Create tree .tex and .pdf 

permissions:
  contents: write
  pull-requests: write
  repository-projects: write

on:
  pull_request:
    paths:
      - datasets/oneoff/*.cgel

jobs:
  render:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: true
      # https://github.com/Ana06/get-changed-files/releases/tag/v1.2
      - uses: Ana06/get-changed-files@v2.3.0
        id: files
        with:
          format: space-delimited
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Check out the pull request
        run: gh pr checkout ${{ github.event.pull_request.number }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Set up Python 3.10
        uses: actions/setup-python@v3
        with:
          python-version: "3.10"

      - name: Install cgel dependencies
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          python -m pip install --upgrade pip
          pip install -r cgel/requirements.txt
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Install texlive
        run: sudo apt-get install texlive-latex-extra
          
      - name: Generate .tex and .pdf files and commit
        run: |
          mkdir -p datasets/oneoff/tex
          mkdir -p datasets/oneoff/pdf
          for changed_file in ${{ steps.files.outputs.added_modified }}; do
            if [[ "$changed_file" == **.cgel ]]; then
              # make .tex
              filename=$(basename "$changed_file")
              tree_name="${filename%.cgel}"
              python cgel/tree2tex.py ${changed_file} > datasets/oneoff/tex/$tree_name.tex
              git add datasets/oneoff/tex/$tree_name.tex
              git commit -m "generated tex file for $filename"
              # make .pdf 
              pdflatex -output-directory=datasets/oneoff/pdf datasets/oneoff/tex/$tree_name.tex
              git add datasets/oneoff/pdf/$tree_name.pdf
              git commit -m "generated pdf file for $filename"
            fi
          done   
          git push origin HEAD:${{ github.event.pull_request.head.ref }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}