publish-state-lib.yml

name: Publish Package to npmjs

on:
  push:
    branches:
      - main
    paths:
      - 'prompt-shared-state/**'

permissions:
  contents: write  # Required for creating branches/PRs
  pull-requests: write  # Required for opening pull requests

env:
  NPM_AUTH_TOKEN: ${{ secrets.NPM_AUTH_TOKEN }}

jobs:
  publish:
    runs-on: ubuntu-latest

    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version: '23.x'
          registry-url: 'https://registry.npmjs.org'

      - name: Enable Corepack
        run: corepack enable

      - name: Determine version bump from commit message
        id: version_bump
        run: |
          # Grab the latest commit message
          COMMIT_MESSAGE=$(git log -1 --pretty=%B)

          # Default to patch.
          VERSION_TYPE="patch"

          # If the commit message contains '[major]' or '[minor]', set accordingly
          if [[ "$COMMIT_MESSAGE" == *"[major]"* ]]; then
            VERSION_TYPE="major"
          elif [[ "$COMMIT_MESSAGE" == *"[minor]"* ]]; then
            VERSION_TYPE="minor"
          fi

          echo "VERSION_TYPE=$VERSION_TYPE" >> "$GITHUB_OUTPUT"

      - name: Install dependencies
        run: |
          cd prompt-shared-state
          yarn install

      - name: Bump version
        run: |
          cd prompt-shared-state
          VERSION_TYPE="${{ steps.version_bump.outputs.VERSION_TYPE }}"
          echo "Bumping version type: $VERSION_TYPE"

          case "$VERSION_TYPE" in
            major)
              yarn version major
              ;;
            minor)
              yarn version minor
              ;;
            *)
              yarn version patch
              ;;
          esac

      - name: Commit version bump and push to new branch
        id: commit_bump
        run: |
          # Configure git
          git config user.name "github-actions"
          git config user.email "github-actions@github.com"

          # Stage and commit changes if package.json or yarn.lock changed
          git add prompt-shared-state/package.json prompt-shared-state/yarn.lock
          if ! git diff --cached --exit-code; then
            # Pull out the newly bumped version
            NEW_VERSION=$(node -p "require('./prompt-shared-state/package.json').version")
            COMMIT_MSG="chore: bump prompt-shared-state version to $NEW_VERSION [skip ci]"
            
            # Commit
            git commit -m "$COMMIT_MSG"
            
            # Create and push version-bump branch
            BRANCH_NAME="chore/bump-prompt-shared-state-$NEW_VERSION"
            git checkout -b "$BRANCH_NAME"
            git push origin "$BRANCH_NAME"
            
            echo "branch_name=$BRANCH_NAME" >> $GITHUB_OUTPUT
            echo "new_version=$NEW_VERSION" >> $GITHUB_OUTPUT
          else
            echo "No version bump commit required."
          fi

      - name: Create pull request
        if: ${{ steps.commit_bump.outputs.branch_name != '' }}
        uses: actions/github-script@v6
        
        with:
          script: |
            const branchName = "${{ steps.commit_bump.outputs.branch_name }}";
            const newVersion =  "${{ steps.commit_bump.outputs.new_version }}";

             const { data: pullRequest } = await github.rest.pulls.create({
                owner: context.repo.owner,
                repo: context.repo.repo,
                title: `chore: bump prompt-shared-state version to ${newVersion}`,
                head: branchName,
                base: 'main',
                body: 'This pull request was automatically opened by the version bump workflow.',
                draft: false
            });
            
            core.setOutput('pull_request_number', pullRequest.number);
          
      - name: Build the package
        if: ${{ steps.commit_bump.outputs.branch_name != '' }}
        run: |
          cd prompt-shared-state
          yarn build

      - name: Publish to npm
        if: ${{ steps.commit_bump.outputs.branch_name != '' }}
        env:
          NPM_AUTH_TOKEN: ${{ secrets.NPM_AUTH_TOKEN }}
        run: |
          echo "Publishing package to npm..."
          cd prompt-shared-state
          yarn npm publish