name: Publish

on:
  push:
    branches:
      - main

jobs:
  publish:
    runs-on: ubuntu-latest
    container: silex/emacs:28.1-alpine-ci
    steps:
      - name: Install packages
        run: apk add --no-cache openssh nodejs

      - name: Add SSH key
        run: |
          mkdir ~/.ssh
          chmod 700 ~/.ssh
          echo "$SSH_PRIVATE_KEY" | tr -d '\r' > ~/.ssh/id_ed25519
          chmod 600 ~/.ssh/id_ed25519
          echo "$SSH_KNOWN_HOSTS" | tr -d '\r' >> ~/.ssh/known_hosts
          chmod 644 ~/.ssh/known_hosts
        env:
          SSH_PRIVATE_KEY: ${{secrets.SSH_PRIVATE_KEY}}
          SSH_KNOWN_HOSTS: ${{secrets.SSH_KNOWN_HOSTS}}

      - name: Check out
        uses: actions/checkout@v3

      - name: Build publish script
        run: emacs -Q --script publish/publish.el

      - name: Deploy build
        run: |
          rsync \
            --archive \
            --verbose \
            --chown=gitlab-ci:www-data\
            --delete\
            --progress\
            -e"ssh -p "$SSH_PORT""\
            public/\
            "$SSH_USER"@mmk2410.org:/var/www/config.mmk2410.org/
        env:
          SSH_USER: ${{secrets.SSH_USER}}
          SSH_PORT: ${{secrets.SSH_PORT}}