name: Validate Nginx Configuration

on:
  push:
    branches:
      - main  # Trigger on push to main branch
  pull_request:
    branches:
      - main  # Trigger on pull request to main branch

jobs:
  validate-nginx:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v3

    - name: Download WAF rules
      run: |
        wget https://github.com/fabriziosalmi/patterns/releases/download/latest/nginx_waf.zip -O nginx_waf.zip
        unzip nginx_waf.zip -d waf_rules

    - name: Combine Nginx configuration
      run: |
        cat nginx.conf waf_rules/*.conf > combined_nginx.conf
        echo "Combined Nginx configuration:"
        cat combined_nginx.conf

    - name: Validate Nginx configuration using Docker
      run: |
        docker run --rm -v $(pwd)/combined_nginx.conf:/etc/nginx/nginx.conf:ro nginx nginx -t