build_files.yml

name: Build files and push

on: 
  workflow_dispatch:
  push:
    branches: [ main ]
    paths: 
      - 'template/README.jinja2'
      - 'template/variables.json'
      - 'apps/*/variables.json'

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout code
      uses: actions/checkout@v3
      with:
        fetch-depth: 2

    - name: Get applist
      id: getlist
      run: |
        pip install jinja2-cli
        git diff --name-only HEAD^ HEAD
        echo "APP_LISTS=$(git diff --name-only HEAD^ HEAD -- 'apps/*/variables.json' | awk -F/ '{print $2}' | tr '\n' ',' | sed 's/,$//')" >> $GITHUB_ENV
        echo "APP_LISTS_ALL=$(ls -d apps/*/ | cut -f2 -d'/' | tr '\n' ',' | sed 's/,$//')" >> $GITHUB_ENV
        git diff --name-only HEAD^ HEAD | grep 'template/README.jinja2' && echo "TPL_README=changed" >> $GITHUB_ENV || true
        git diff --name-only HEAD^ HEAD | grep 'template/variables.json' && echo "TPL_VARS=changed" >> $GITHUB_ENV || true

    - name: Update readme when app's variables.json changed
      run: python3 build/update_readme.py "${{ env.APP_LISTS }}"
      if: env.APP_LISTS != ''

    - name: Update readme when template/README.jinja2 changed
      run: python3 build/update_readme.py "${{ env.APP_LISTS_ALL }}"
      if: env.TPL_README == 'changed'

    - name: Update variables file when when template/variables.json changed
      run: python3 build/update_variables.py "${{ env.APP_LISTS_ALL }}"
      if: env.TPL_VARS == 'changed'    

    - name: Commit and push if changed
      uses: stefanzweifel/git-auto-commit-action@v4
      with:
        commit_message: "Update files"
        commit_options: "--no-verify --signoff"
        push_options: "--force-with-lease"