ci.yml

name: CI and Conditional Publish

on:
  push:
    branches:
      - '**'
  pull_request:

jobs:
  build-and-test:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        node-version: [16.x]
    steps:
      - uses: actions/checkout@v2
      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@v2
        with:
          node-version: ${{ matrix.node-version }}
      - run: npm ci
      - run: npm run build
      - run: npm run test

  publish:
    needs: build-and-test
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main' && github.event_name == 'push'
    steps:
      - uses: actions/checkout@v2
      - name: Set up Node.js
        uses: actions/setup-node@v2
        with:
          node-version: '16'
          registry-url: 'https://registry.npmjs.org/'
      - name: Check if version changed
        id: check_version
        run: |
          PACKAGE_VERSION=$(node -p "require('./package.json').version")
          NPM_VERSION=$(npm view epic-remark version || echo '0.0.0')
          if [ "$PACKAGE_VERSION" != "$NPM_VERSION" ]; then
            echo "VERSION_CHANGED=true" >> $GITHUB_ENV
          fi
      - name: Install dependencies
        if: env.VERSION_CHANGED == 'true'
        run: npm ci
      - name: Publish to npm
        if: env.VERSION_CHANGED == 'true'
        run: npm publish
        env:
          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}