name: Publish to npm

on:
  push:
    branches:
      - main
      - master

jobs:
  publish:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20
          registry-url: https://registry.npmjs.org/

      - name: Setup Bun
        uses: oven-sh/setup-bun@v1
        with:
          bun-version: latest

      - name: Publish if version bumped
        run: |
          LOCAL_VER=$(node -p "require('./package.json').version")
          NPM_VER=$(npm view @skalfa/skalfa-orm version 2>/dev/null || echo "0.0.0")
          if [ "$LOCAL_VER" != "$NPM_VER" ]; then
            echo "Publishing @skalfa/skalfa-orm $LOCAL_VER (Registry version: $NPM_VER)"
            bun install
            npm run build
            npm publish --access public
          else
            echo "@skalfa/skalfa-orm is up to date ($LOCAL_VER)"
          fi
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}