semantic-version/.github/workflows/ci.yml

name: CI

on:
  pull_request:
  push:
    branches:
      - master
      - "feature/*"
    tags:
      - "v*"

jobs:
  build:
    name: Build and Test
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest]
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "20"
          cache: "npm"

      - name: Install dependencies
        run: npm ci

      - name: Build
        run: npm run build

      - name: Format check
        run: npm run format-check

      - name: Test
        run: npm test

      - name: Package
        run: npm run package

      - name: Run Action
        uses: ./
        id: run
        with:
          debug: true

      - name: Print version
        run: echo "Version ${{ steps.run.outputs.version }}"
        env:
          DEBUG_OUTPUT: ${{ steps.run.outputs.debug_output }}

  create-tag:
    name: Create Version Tag
    needs: build
    if: github.ref == 'refs/heads/master' && github.event_name == 'push'
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          filter: blob:none

      - name: Get version
        uses: ./
        id: version

      - name: Check if tag exists
        id: check
        run: |
          if git rev-parse "v${{ steps.version.outputs.version }}" >/dev/null 2>&1; then
            echo "exists=true" >> $GITHUB_OUTPUT
          else
            echo "exists=false" >> $GITHUB_OUTPUT
          fi          

      - name: Create and push tag
        if: steps.check.outputs.exists == 'false'
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git tag -a "v${{ steps.version.outputs.version }}" -m "Release v${{ steps.version.outputs.version }}"
          git push origin "v${{ steps.version.outputs.version }}"          

  release:
    name: Publish Release
    needs: build
    if: startsWith(github.ref, 'refs/tags/v')
    runs-on: ubuntu-latest
    environment: release
    permissions:
      contents: write
      id-token: write
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "20"
          cache: "npm"
          registry-url: "https://registry.npmjs.org"

      - name: Install dependencies
        run: npm ci

      - name: Build
        run: npm run build

      - name: Package
        run: npm run package

      - name: Extract version from tag
        id: tag
        run: |
          VERSION=${GITHUB_REF#refs/tags/v}
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "major=$(echo $VERSION | cut -d. -f1)" >> $GITHUB_OUTPUT          

      - name: Update package.json version
        run: npm version ${{ steps.tag.outputs.version }} --no-git-tag-version

      - name: Publish to npm
        run: npm publish --provenance --access public
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

      - name: Update major version tag
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git tag -fa v${{ steps.tag.outputs.major }} -m "Update v${{ steps.tag.outputs.major }} to ${{ steps.tag.outputs.version }}"
          git push origin v${{ steps.tag.outputs.major }} --force          

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          generate_release_notes: true
          body: |
            ## Installation

            ### GitHub Action
            ```yaml
            - uses: paulhatch/semantic-version@v${{ steps.tag.outputs.major }}
            ```

            ### CLI
            ```bash
            npm install -g @semanticversion/cli
            ```