.github/workflows/deployGhPages.yml

name: Deploy GitHub Pages

env:
  gh_pages_index_prefix: |
    <html>
      <head>
        <title>ICGE Documentation</title>
      </head>
      <body>
        <h1>ICGE Documentation</h1>
        <p> This is the documentation for the ICGE.</p>
        <p> If you are looking for the code, see <a href="https://github.com/fius/icge2">github.com/fius/icge2</a></p>
        
        <h2>Contents</h2>
        <ul>
  
  gh_pages_index_suffix: |
    </ul>
    </body>
    </html>

on:
  push:
    branches: [ master ]
    tags: [ '**' ]
  release:
    types: [ published, edited ]
  workflow_dispatch: {}

jobs:
  generate_javadoc:
    name: Generate Javadoc 
    runs-on: ubuntu-latest
    steps:
    - name: Calculate ref
      run: echo "REF_NAME=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
    - name: Setup java
      uses: actions/setup-java@v1
      with:
        java-version: 11
    - uses: actions/checkout@v2
    - name: Generate javadoc
      run: ./mvnw -B javadoc:aggregate -pl '!ICGE-build-tools,!ICGE-ManualStart'
    - name: Deploy
      uses: peaceiris/actions-gh-pages@v3.7.0-4
      with:
        github_token: ${{ secrets.GITHUB_TOKEN }}
        publish_dir: ./target/site/apidocs/
        destination_dir: ./${{ env.REF_NAME }}
  generate_index:
    name: Generate Index
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
      with:
        ref: gh-pages
    - name: Generate index
      run: |
        #!/usr/bin/env bash
        echo "$gh_pages_index_prefix" > index.html
        for path in * ;do
          if [ -d $path ] ;then
            echo '<li><a href="'"$path"'">'"$path"'</a></li>' >> index.html
          fi
        done
        
        echo "$gh_pages_index_suffix" >> index.html
    - name: Commit index
      uses: stefanzweifel/git-auto-commit-action@v4
      with:
        commit_message: Update index