action.yml

name: "Remarkable Pages"
description: "Automatically serve your Remark presentation with GitHub Pages"
branding:
  icon: 'star'
  color: 'yellow'
inputs:
  pages-branch:
    description: "Branch you're serving pages from"
    default: "pages"
    required: false
  markdown-path:  # id of input
    description: "Optional relative path to your presentation markdown file. Defaults to presentation.md in your repo"
    default: "presentation.md"
    required: false
  static-html-path:
    description: "Optional relative path to a custom HTML file to serve the presentation. Defaults to the default HTML example from Remark"
    default: "DEFAULT_HTML_PATH"
    required: false
  repo-token:
    description: Access token that can pull and push to the given repository
    default: ${{ github.token }}
runs:
  using: "composite"
  steps:
    - id: create-base-directories
      run: "mkdir /tmp/clone && cd /tmp/clone && echo ${{inputs.repo-token}}"
      shell: bash
      # Perhaps there is a better way to do this rather than cloning twice
      # But this is pretty straightforward so will keep for now.
    - id: clone-base-repo
      run: "git clone https://x-access-token:${{inputs.repo-token}}@github.com/${{github.repository}}.git base"
      shell: bash
    - id: clone-base-repo-for-pages
      run: |
        echo "Cloning pages copy"
        git clone --single-branch --branch ${{inputs.pages-branch}} https://x-access-token:${{inputs.repo-token}}@github.com/${{github.repository}}.git pages || { git clone https://x-access-token:${{inputs.repo-token}}@github.com/${{github.repository}}.git pages && git -C ./pages checkout -b ${{inputs.pages-branch}} && git -C ./pages push --set-upstream origin ${{inputs.pages-branch}}; }
      shell: bash
    - id: copy-markdown
      run: |
        echo "Copying Markdown"
        cp base/${{inputs.markdown-path}} ./pages/presentation.md
      shell: bash
    - id: copy-html
      run: |
        echo "Copying HTML"
        if [ "${{inputs.static-html-path}}" == "DEFAULT_HTML_PATH" ]; then
          cp ${{ github.action_path }}/boilerplate.html ./pages/index.html
        else
          cd base
          cp ${{inputs.static-html-path}} ../pages/index.html
        fi
      shell: bash
    - id: commit-and-push
      run: |
        echo "Committing"
        git -C ./pages config user.name github-actions
        git -C ./pages config user.email github-actions@github.com
        git -C ./pages add ./index.html presentation.md
        git -C ./pages commit -m 'Auto commit from Remarkable GitHub Action build' || exit 0
        git -C ./pages push || exit 0
      shell: bash