name: Deploy static site

on:
  push:
    branches: [ main ]

jobs:
  deploy:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.x"

      - name: Install dependencies
        run: pip install pyyaml

      - name: Build site
        run: python build.py

      - name: Install rsync
        run: sudo apt-get update && sudo apt-get install -y rsync

      - name: Setup SSH
        run: |
          mkdir -p ~/.ssh
          echo "${{ secrets.DEPLOY_KEY }}" > ~/.ssh/id_ed25519
          chmod 600 ~/.ssh/id_ed25519

          ssh-keyscan -p ${{ secrets.DEPLOY_PORT }} ${{ secrets.DEPLOY_HOST }} >> ~/.ssh/known_hosts

      - name: Test SSH connection
        run: |
          ssh -i ~/.ssh/id_ed25519 \
              -p ${{ secrets.DEPLOY_PORT }} \
              -o StrictHostKeyChecking=yes \
              ${{ secrets.DEPLOY_USER }}@${{ secrets.DEPLOY_HOST }} \
              "echo SSH connection successful"

      - name: Ensure remote directory exists
        run: |
          ssh -i ~/.ssh/id_ed25519 \
              -p ${{ secrets.DEPLOY_PORT }} \
              ${{ secrets.DEPLOY_USER }}@${{ secrets.DEPLOY_HOST }} \
              "mkdir -p ${{ secrets.DEPLOY_PATH }}"

      - name: Deploy via rsync
        run: |
          rsync -avz --delete \
          -e "ssh -i ~/.ssh/id_ed25519 -p ${{ secrets.DEPLOY_PORT }} -o UpdateHostKeys=no" \
          public/ \
          ${{ secrets.DEPLOY_USER }}@${{ secrets.DEPLOY_HOST }}:${{ secrets.DEPLOY_PATH }}