name: "Update"

on:
  schedule:
    - cron: '*/10 * * * *'
#    - cron: '8 */12 * * *' # At minute 8 past every 12th hour

jobs:
  updater:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2

      - name: Download Google IPs
        run: bash google/downloader.sh

      - name: Commit files
        run: |
          set -euo pipefail
          git config --local user.email "$(git log --format='%ae' HEAD^!)"
          git config --local user.name "$(git log --format='%an' HEAD^!)"
          git remote add github "https://${GITHUB_ACTOR}:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git"
          git pull github ${GITHUB_REF} --ff-only
          git add .
          if [ -z "$(git status --porcelain)" ]; then
            exit 0
          fi
          git commit -m "Update ip ranges"
          git push github HEAD:${GITHUB_REF}