name: sync

on:
  pull_request:
    branches: ["main"]
    types: [opened, reopened]
    # branches-ignore: ['**']
  workflow_dispatch:

jobs:
  sync-from-site:
    name: Fetch the latest document from the site
    runs-on: ubuntu-latest
    env:
      RCLONE_CONFIG_FTP_TYPE: ftp
      RCLONE_CONFIG_FTP_HOST: ${{ secrets.FTP_SERVER }}
      RCLONE_CONFIG_FTP_USER: ${{ secrets.FTP_USERNAME }}
      RCLONE_CONFIG_FTP_PASS: ${{ secrets.FTP_PASSWORD }}
      RCLONE_CONFIG_FTP_TLS: false
      RCLONE_CONFIG_FTP_EXPLICIT_TLS: true
      FTP_SERVER_DIR: ${{ secrets.FTP_SERVER_DIR }}
    steps:
    - name: Fetch main branch
      uses: actions/checkout@v3
      with:
        ref: 'main'
    - name: Fetch the latest document
      run: |
        sudo -v ; curl https://rclone.org/install.sh | sudo bash
        rclone sync ftp:${FTP_SERVER_DIR} ./ --exclude="/.git**" -v
    - name: Push the changes to the main branch
      run: |
        git remote set-url origin https://github-actions:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}
        git config --global user.name "${GITHUB_ACTOR}"
        git config --global user.email "${GITHUB_ACTOR}@users.noreply.github.com"
        git add .
        git diff --cached --exit-code || {
          git commit -m "Sync from site"
          git push origin main
        }