name: Sync upstream

on:
  schedule:
    - cron: "0 3 * * *"
  workflow_dispatch:

permissions:
  contents: write

jobs:
  sync:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Configure git
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"

      - name: Sync main from upstream but keep local wrangler.toml
        run: |
          cp wrangler.toml /tmp/nodewarden-wrangler.toml
          git remote add upstream https://github.com/shuaiplus/NodeWarden.git || true
          git fetch upstream
          git checkout main
          git reset --hard upstream/main
          cp /tmp/nodewarden-wrangler.toml wrangler.toml

      - name: Update deploy button links in README files
        env:
          REPO_SLUG: ${{ github.repository }}
        run: |
          python - <<'PY'
          import os
          import re
          from pathlib import Path

          repo_slug = os.environ["REPO_SLUG"]
          deploy_url = f"https://deploy.workers.cloudflare.com/?url=https://github.com/{repo_slug}"
          pattern = re.compile(
              r'https://deploy\.workers\.cloudflare\.com/\?url=https://github\.com/[^)\s]+'
          )

          for file_name in ("README.md", "README_EN.md"):
              path = Path(file_name)
              text = path.read_text(encoding="utf-8")
              new_text, _ = pattern.subn(deploy_url, text)
              path.write_text(new_text, encoding="utf-8")
          PY

      - name: Push synced main
        run: |
          git add wrangler.toml README.md README_EN.md
          git diff --cached --quiet && exit 0
          git commit -m "chore: sync upstream while keeping local deploy config"
          git push origin main --force