joss-pdf-build.yml

name: joss-pdf-build

on:
  push:
    paths:
    - paper/**
    - .github/workflows/joss-pdf-build.yml

jobs:
  paper-build:
    runs-on: ubuntu-latest
    name: JOSS-paper-build
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Build draft PDF
        uses: openjournals/openjournals-draft-action@master
        with:
          journal: joss
          # This should be the path to the paper within your repo.
          paper-path: paper/paper.md
      - name: Upload
        uses: actions/upload-artifact@v4
        with:
          name: paper
          # This is the output path where Pandoc will write the compiled
          # PDF. Note, this should be the same directory as the input
          # paper.md
          path: paper/paper.pdf


  paper-add-to-repo:
    runs-on: ubuntu-latest
    name: add-pdf-to-repo
    needs: paper-build
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Check if on protected branch
        run: |
          if [ "${GITHUB_REF##*/}" = "main" ]; then
            echo "Warning: The pdf will not be commit to to the protected branch 'main'. You should do this manuallly if on main."
            exit 1
          fi
        shell: bash

      - name: If exists the paper file paper/paper.pdf, remove it
        run: |
          if [ -f paper/paper.pdf ]; then
            rm paper/paper.pdf
          else
            echo "File paper/paper.pdf does not exist."
          fi
        shell: bash

      - name: Download
        uses: actions/download-artifact@v4
        with:
          name: paper
          path: paper

      - name: Install GitHub CLI
        run: |
          sudo apt-get update
          sudo apt-get install -y gh

      - name: Authenticate GitHub CLI
        run: |
          echo "${{ secrets.GITHUB_TOKEN }}" | gh auth login --with-token

      - name: Get current branch name
        run: |
          current_branch=$(git branch --show-current)
          echo "Current branch: $current_branch"
        shell: bash

      - name: Create new branch and commit pdf addtion/replacement
        run: |
          git config --global user.email "github-actions[bot]@users.noreply.github.com"
          git config --global user.name "github-actions[bot]"
          git add paper/paper.pdf
          git commit -m "ACTION_BOT: AC JOSS paper draft PDF"
          git push --set-upstream origin $current_branch
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}