release.yml

name: Release

on:
  push:
    branches:
      - main

jobs:
  release:
    name: Release
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - uses: pnpm/action-setup@v4
        with:
          version: 10.20.0

      - uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'pnpm'

      - name: Install dependencies
        run: pnpm install --frozen-lockfile

      - name: Build packages
        run: pnpm build

      - name: Stage dist folder (if changed)
        id: stage_dist
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add packages/scripts/dist/
          if git diff --staged --quiet; then
            echo "No changes to dist folder"
            echo "has_dist_changes=false" >> $GITHUB_OUTPUT
          else
            echo "Dist folder has changes"
            echo "has_dist_changes=true" >> $GITHUB_OUTPUT
          fi

      - name: Create Release Pull Request or Publish
        id: changesets
        uses: changesets/action@v1
        with:
          # Don't publish to npm - we only use GitHub releases
          # Using a no-op command since package is marked private
          publish: echo "Package is private, skipping npm publish"
          version: pnpm changeset version
          commit: 'chore: version packages'
          title: 'chore: version packages'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Create PR for dist changes (if no changesets PR was created)
        if: steps.stage_dist.outputs.has_dist_changes == 'true' && steps.changesets.outputs.pullRequestNumber == ''
        run: |
          # Re-stage dist changes (in case changesets action reset staging)
          git add packages/scripts/dist/
          if ! git diff --staged --quiet; then
            echo "Creating PR for dist changes"
            BRANCH_NAME="chore/build-scripts-$(date +%s)"
            git checkout -b "$BRANCH_NAME"
            git commit -m "chore: build scripts package"
            git push origin "$BRANCH_NAME"
            
            gh pr create \
              --title "chore: build scripts package" \
              --body "Automated build of scripts package dist folder." \
              --base main \
              --head "$BRANCH_NAME"
          else
            echo "Dist changes were already committed"
          fi
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Check if version was updated
        if: steps.changesets.outputs.pullRequestNumber == ''
        id: check_version
        run: |
          # Get current version from package.json
          CURRENT_VERSION=$(grep -o '"version": "[^"]*"' packages/scripts/package.json | cut -d'"' -f4)
          echo "current_version=$CURRENT_VERSION" >> $GITHUB_OUTPUT

          # Check if there's already a tag for this version
          if git rev-parse "v$CURRENT_VERSION" >/dev/null 2>&1; then
            echo "Tag v$CURRENT_VERSION already exists, skipping release"
            echo "should_release=false" >> $GITHUB_OUTPUT
          else
            echo "New version detected: $CURRENT_VERSION"
            echo "should_release=true" >> $GITHUB_OUTPUT
          fi

      - name: Get Scripts Package Version
        if: steps.changesets.outputs.pullRequestNumber == '' && steps.check_version.outputs.should_release == 'true'
        id: version
        run: |
          VERSION="${{ steps.check_version.outputs.current_version }}"
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "tag=v$VERSION" >> $GITHUB_OUTPUT
          echo "Released version: $VERSION"

      - name: Create Git Tag
        if: steps.changesets.outputs.pullRequestNumber == '' && steps.check_version.outputs.should_release == 'true'
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git tag -a "${{ steps.version.outputs.tag }}" -m "Release ${{ steps.version.outputs.tag }}"
          git push origin "${{ steps.version.outputs.tag }}"

      - name: Create GitHub Release for Scripts
        if: steps.changesets.outputs.pullRequestNumber == '' && steps.check_version.outputs.should_release == 'true'
        uses: softprops/action-gh-release@v1
        with:
          tag_name: ${{ steps.version.outputs.tag }}
          name: Scripts Release ${{ steps.version.outputs.tag }}
          body: |
            Automated release of scripts package.

            **Version:** ${{ steps.version.outputs.version }}

            **jsdelivr URLs:**
            - Latest from this version: `https://cdn.jsdelivr.net/gh/${{ github.repository }}@${{ steps.version.outputs.tag }}/packages/scripts/dist/index.js`
            - Latest from major version: `https://cdn.jsdelivr.net/gh/${{ github.repository }}@${{ steps.version.outputs.version }}.*/packages/scripts/dist/index.js`
            - Specific commit: `https://cdn.jsdelivr.net/gh/${{ github.repository }}@${{ github.sha }}/packages/scripts/dist/index.js`

            **Usage in HTML:**
            ```html
            <script defer src="https://cdn.jsdelivr.net/gh/${{ github.repository }}@${{ steps.version.outputs.tag }}/packages/scripts/dist/index.js"></script>
            ```
          draft: false
          prerelease: false
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Upload Scripts Artifacts
        if: steps.changesets.outputs.pullRequestNumber == '' && steps.check_version.outputs.should_release == 'true'
        uses: actions/upload-artifact@v4
        with:
          name: scripts-dist
          path: packages/scripts/dist/**
          retention-days: 90