increment-version.yml

name: Increment Version

on:
  workflow_dispatch:
    inputs:
        version:
          type: choice
          description: 'Version - patch, minor, or major'     
          required: true
          options: 
          - patch
          - minor
          - major

permissions:
  contents: write
  pull-requests: write

env:
    GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - name: Check out code
      uses: actions/checkout@v3
      with:
          fetch-depth: 0 # this is required to see all branches
    - name: Configure Git
      run: |
        git config --global user.email "actions@github.com"
        git config --global user.name "GitHub Action"
        git config --global --add --bool push.autoSetupRemote true
    - name: Setup Node.js environment
      uses: actions/setup-node@v3
      with:
        node-version: '16'
    - name: Install dependencies
      run: |
        npm install semver
        npm install fs
    - name: Increment version
      run: |
        echo "Incrementing version..."
        VERSION=$(cat VERSION)
        NEW_VERSION=$(node -p "require('semver').inc('$VERSION', '${{ github.event.inputs.version }}')")
        echo "v$NEW_VERSION" > VERSION
        echo "NEW_VERSION=$NEW_VERSION" >> "$GITHUB_ENV"
        echo "New version is $NEW_VERSION"
    - name: Commit and push
      run: |
        git checkout -b update-version-${{ env.NEW_VERSION }}
        git add VERSION
        git commit -m "Increment version to ${{ env.NEW_VERSION }}"
        git push
        gh pr create --title "Automatic version increment ${{ env.NEW_VERSION }}" --body "This is an automated PR to increment the version."