npm-deploy.yml

name: Publish Package

on:
  push:
    branches:
      - 1.x
  workflow_dispatch:

concurrency:
  group: publish-package-${{ github.ref }}
  cancel-in-progress: false

jobs:
  verify_version:
    runs-on: ubuntu-latest
    outputs:
      should_publish: ${{ steps.check.outputs.should_publish }}
      version: ${{ steps.check.outputs.version }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Check if package.json version changed
        id: check
        run: |
          echo "Current branch: ${{ github.ref }}"

          # Get current package metadata
          PACKAGE_NAME=$(jq -r .name package.json)
          CURRENT_VERSION=$(jq -r .version package.json)
          echo "Package: $PACKAGE_NAME"
          echo "Current version: $CURRENT_VERSION"

          # Get previous commit hash and determine whether package.json changed.
          if git rev-parse HEAD~1 >/dev/null 2>&1; then
            PREV_COMMIT=$(git rev-parse HEAD~1)
            PACKAGE_JSON_CHANGED=$(
              git diff --name-only HEAD~1 HEAD | grep -q "^package.json$" && echo "true" || echo "false"
            )
          else
            PREV_COMMIT=$(git rev-parse HEAD)
            PACKAGE_JSON_CHANGED=$(
              git show --pretty='' --name-only HEAD | grep -q "^package.json$" && echo "true" || echo "false"
            )
          fi

          if [[ "$PACKAGE_JSON_CHANGED" == "true" ]]; then
            echo "Package.json was changed in this commit"

            # Get previous version if possible
            if git show "$PREV_COMMIT:package.json" >/dev/null 2>&1; then
              PREV_VERSION=$(git show "$PREV_COMMIT:package.json" | jq -r .version)
              echo "Previous version: $PREV_VERSION"

              if [ "$CURRENT_VERSION" != "$PREV_VERSION" ]; then
                echo "Version changed from $PREV_VERSION to $CURRENT_VERSION"
                echo "should_publish=true" >> "$GITHUB_OUTPUT"
              else
                echo "Version unchanged"
                echo "should_publish=false" >> "$GITHUB_OUTPUT"
              fi
            else
              echo "First commit with package.json, will publish"
              echo "should_publish=true" >> "$GITHUB_OUTPUT"
            fi
          else
            echo "Package.json not changed in this commit"
            echo "should_publish=false" >> "$GITHUB_OUTPUT"
          fi

          echo "version=$CURRENT_VERSION" >> "$GITHUB_OUTPUT"

  publish:
    needs: verify_version
    if: needs.verify_version.outputs.should_publish == 'true'
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Create Git tag
        run: |
          TAG_NAME="v${{ needs.verify_version.outputs.version }}"

          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          if git ls-remote --exit-code --tags origin "refs/tags/${TAG_NAME}" >/dev/null 2>&1; then
            echo "Tag ${TAG_NAME} already exists on origin; skipping tag creation"
          elif git rev-parse "${TAG_NAME}" >/dev/null 2>&1; then
            echo "Tag ${TAG_NAME} already exists locally; skipping tag push"
          else
            git tag -a "${TAG_NAME}" -m "Release ${TAG_NAME}"
            git push origin "${TAG_NAME}"
          fi
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2

      - name: Install dependencies
        run: bun install

      - name: Build package
        run: bun run build

      - name: Publish to npm
        run: |
          VERSION="${{ needs.verify_version.outputs.version }}"
          DIST_TAG="latest"

          if [[ "$VERSION" =~ -([A-Za-z0-9]+) ]]; then
            DIST_TAG="${BASH_REMATCH[1]}"
          fi

          echo "Publishing ${VERSION} with dist-tag ${DIST_TAG}"
          bun publish --access public --tag "${DIST_TAG}" --tolerate-republish
        env:
          NPM_CONFIG_TOKEN: ${{ secrets.NPM_TOKEN }}

  create_release:
    needs: [verify_version, publish]
    if: needs.verify_version.outputs.should_publish == 'true'
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Create GitHub Release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: "v${{ needs.verify_version.outputs.version }}"
          release_name: "v${{ needs.verify_version.outputs.version }}"
          body: "Release v${{ needs.verify_version.outputs.version }}"
          draft: false
          prerelease: false