main.yml

on:
  push:
    branches:
      - main
    paths: 
      - package.json

concurrency:
  group: main 
  
jobs:

  check-conditions:
    runs-on: ubuntu-latest
    outputs:
      isNewVersion: ${{ steps.check-tag.outputs.exists == 'false' && steps.package-version.outputs.tag != 'v0.0.0' }}
      npmTokenAvailable: ${{ steps.npm.outputs.available }}
    steps:

      - name: Checkout the repository
        uses: actions/checkout@v4

      - name: Get the package version tag
        id: package-version
        run: echo "tag=v$(jq -r '.version' package.json)" >> $GITHUB_OUTPUT

      - name: Check if tag exists
        uses: mukunku/tag-exists-action@v1.6.0
        id: check-tag
        with: 
          tag: ${{ steps.package-version.outputs.tag }}

      - name: Check if NPM token secret is available
        id: npm
        run: echo "available=${{ secrets.NPM_TOKEN != '' }}" >> $GITHUB_OUTPUT

  release:
    runs-on: ubuntu-latest
    permissions: write-all
    needs: check-conditions
    if: needs.check-conditions.outputs.isNewVersion == 'true'
    steps:

      - name: Checkout the repository
        uses: actions/checkout@v4
  
      - name: Create a new version tag
        uses: Klemensas/action-autotag@stable
        id: tag
        with:
          tag_prefix: v
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Create the changelog
        uses: heinrichreimer/action-github-changelog-generator@v2.3
        id: changelog
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract the release notes
        uses: actions-ecosystem/action-regex-match@v2
        id: releasenotes
        with:
          text: ${{ steps.changelog.outputs.changelog }}
          regex: ^(\n|.)*?(##(.+)\n\n((\n|.)*?))(\n)+(##(\n|.)*)?(\n)+\\\*(.+)$

      - name: Create a new GitHub release
        uses: ncipollo/release-action@v1
        with:
          tag: ${{ steps.tag.outputs.tagname }}
          body: ${{ steps.releasenotes.outputs.group4 }}
          artifacts: release-artifacts/*

  deploy-npm:
    runs-on: ubuntu-latest
    permissions: write-all
    needs:
      - release
      - check-conditions
    if: needs.check-conditions.outputs.npmTokenAvailable == 'true'
    steps:

      - name: Checkout the repository
        uses: actions/checkout@v4
        
      - name: Publish to NPM
        uses: JS-DevTools/npm-publish@v3
        with:
          access: public
          token: ${{ secrets.NPM_TOKEN }}