name: Wiki Sync

on:
  push:
    branches: [main]
    paths:
      - '.github/wiki/**'

permissions:
  contents: write

jobs:
  sync:
    name: Sync .github/wiki/ to GitHub Wiki
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Checkout wiki repo
        uses: actions/checkout@v4
        with:
          repository: ${{ github.repository }}.wiki
          path: wiki-repo
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Copy wiki files
        run: |
          # Copy root wiki pages
          cp .github/wiki/*.md wiki-repo/
          # Copy subdirectories (api/, guides/, examples/, benchmarks/)
          for dir in .github/wiki/*/; do
            subdir=$(basename "$dir")
            mkdir -p "wiki-repo/$subdir"
            cp "$dir"*.md "wiki-repo/$subdir/" 2>/dev/null || true
          done

      - name: Commit and push
        working-directory: wiki-repo
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add -A
          git diff --cached --quiet || git commit -m "Sync wiki from .github/wiki/ [skip ci]"
          git push