name: Publish npm libraries

on:
  workflow_dispatch:
    inputs:
      version:
        description: >
          Version bump type (patch | minor | major) or explicit semver (e.g. 1.2.3).
          Applies to both docsgpt and docsgpt-react.
        required: true
        default: patch

permissions:
  contents: write
  pull-requests: write

jobs:
  publish:
    runs-on: ubuntu-latest
    environment: npm-release
    defaults:
      run:
        working-directory: extensions/react-widget

    steps:
      - uses: actions/checkout@v4

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

      - name: Install dependencies
        run: npm ci

      # ── docsgpt (HTML embedding bundle) ──────────────────────────────────
      # Uses the `build` script (parcel build src/browser.tsx) and keeps
      # the `targets` field so Parcel produces browser-optimised bundles.

      - name: Set package name → docsgpt
        run: jq --arg n "docsgpt" '.name=$n' package.json > _tmp.json && mv _tmp.json package.json

      - name: Bump version (docsgpt)
        id: version_docsgpt
        run: |
          VERSION="${{ github.event.inputs.version }}"
          NEW_VER=$(npm version "${VERSION:-patch}" --no-git-tag-version)
          echo "version=${NEW_VER#v}" >> "$GITHUB_OUTPUT"

      - name: Build docsgpt
        run: npm run build

      - name: Publish docsgpt
        run: npm publish --verbose
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

      # ── docsgpt-react (React library bundle) ─────────────────────────────
      # Uses `build:react` script (parcel build src/index.ts) and strips
      # the `targets` field so Parcel treats the output as a plain library
      # without browser-specific target resolution, producing a smaller bundle.

      - name: Reset package.json from source control
        run: git checkout -- package.json

      - name: Set package name → docsgpt-react
        run: jq --arg n "docsgpt-react" '.name=$n' package.json > _tmp.json && mv _tmp.json package.json

      - name: Remove targets field (react library build)
        run: jq 'del(.targets)' package.json > _tmp.json && mv _tmp.json package.json

      - name: Bump version (docsgpt-react) to match docsgpt
        run: npm version "${{ steps.version_docsgpt.outputs.version }}" --no-git-tag-version

      - name: Clean dist before react build
        run: rm -rf dist

      - name: Build docsgpt-react
        run: npm run build:react

      - name: Publish docsgpt-react
        run: npm publish --verbose
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

      # ── Commit the bumped version back to the repository ─────────────────

      - name: Reset package.json and write final version
        run: |
          git checkout -- package.json
          jq --arg v "${{ steps.version_docsgpt.outputs.version }}" '.version=$v' \
            package.json > _tmp.json && mv _tmp.json package.json
          npm install --package-lock-only

      - name: Commit version bump and create PR
        run: |
          git config user.name  "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          BRANCH="chore/bump-npm-v${{ steps.version_docsgpt.outputs.version }}"
          git checkout -b "$BRANCH"
          git add package.json package-lock.json
          git commit -m "chore: bump npm libraries to v${{ steps.version_docsgpt.outputs.version }}"
          git push origin "$BRANCH"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Create PR
        run: |
          gh pr create \
            --title "chore: bump npm libraries to v${{ steps.version_docsgpt.outputs.version }}" \
            --body "Automated version bump after npm publish." \
            --base main
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}