build-website.yml

name: Build Website

on:
  push:
    branches: master
  pull_request:
    branches: master

env:
  ONGITHUB: True

jobs:
  build:
    runs-on: ubuntu-22.04
    strategy:
      fail-fast: false

    steps:
    - uses: actions/checkout@v4

    - name: Install Conda environment with Micromamba
      uses: mamba-org/setup-micromamba@v1
      with:
        environment-file: multibody-book-env.yml
        environment-name: multibody-book
        cache-environment: true
        cache-downloads: true

    - name: Install apt dependencies
      run: |
        sudo apt-get install texlive texlive-xetex latexmk fonts-freefont-otf
    - name: Build the website & PDF
      shell: bash -l {0}
      run: |
        make html
        make latexpdf

    - name: Find Comment
      if: ${{ github.event_name == 'pull_request' }}
      uses: peter-evans/find-comment@v1
      id: fc
      with:
        issue-number: ${{ github.event.pull_request.number }}
        comment-author: 'github-actions[bot]'
        body-includes: htmlpreview

    - name: Print Comment
      if: ${{ github.event_name == 'pull_request' }}
      run: |
        echo ${{ steps.fc.outputs.comment-id }}
        echo ${{ steps.fc.outputs.comment-author }}
        echo ${{ steps.fc.outputs.comment-id == ''}}

    - name: Create comment
      if: ${{ steps.fc.outputs.comment-id == '' && github.event_name == 'pull_request' }}
      id: crea
      uses: peter-evans/create-or-update-comment@v1
      with:
        issue-number: ${{ github.event.pull_request.number }}
        body: |
          Preview this pull request here https://moorepants.github.io/htmlpreview/?https://github.com/moorepants/learn-multibody-dynamics/blob/preview-pr-${{ github.event.pull_request.number }}/index.html

    - name: Deploy the website
      shell: bash -l {0}
      if: ${{ github.event_name == 'push' }}
      run: |
        git config --global user.name "Github Actions"
        git config --global user.email moorepants@users.noreply.github.com
        git remote add deploy "https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/moorepants/learn-multibody-dynamics.git"
        cp _build/latex/learnmultibodydynamics.pdf _build/html/
        ghp-import -o -r deploy -b gh-pages -m "Updated via Github Actions [skip ci]" -p _build/html --no-jekyll

    - name: Deploy the PR
      shell: bash -l {0}
      if: ${{ github.event_name == 'pull_request' }}
      run: |
        git config --global user.name "Github Actions"
        git config --global user.email moorepants@users.noreply.github.com
        git remote add deploy "https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/moorepants/learn-multibody-dynamics.git"
        ghp-import -o -r deploy -b preview-pr-${{ github.event.pull_request.number }} -m "Updated via Github Actions [skip ci]" -p _build/html --no-jekyll