name: Deploy Nginx

on:
  push:
    branches: [ main ]
  workflow_dispatch:

jobs:
  deploy:
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Login to Docker Hub
      uses: docker/login-action@v3
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}
        
    - name: Build and push Nginx
      uses: docker/build-push-action@v5
      with:
        context: ./nginx
        push: true
        tags: |
          ${{ secrets.DOCKER_USERNAME }}/robeing-nginx:latest
          ${{ secrets.DOCKER_USERNAME }}/robeing-nginx:${{ github.sha }}
        
    - name: Update docker-compose.yml
      run: |
        sed -i "s|image: .*/robeing-nginx:.*|image: ${{ secrets.DOCKER_USERNAME }}/robeing-nginx:${{ github.sha }}|g" docker-compose.yml
        
    - name: Commit and push changes
      run: |
        git config --local user.email "action@github.com"
        git config --local user.name "GitHub Action"
        git add docker-compose.yml
        git commit -m "Update nginx image to ${{ github.sha }}" || exit 0
        git push