bump.yml

name: Bump version
on:
  pull_request:
    types:
      - closed
    branches: [ Development ]

jobs:
  bump-version:
    if: github.event.pull_request.merged == true
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repo
      uses: actions/checkout@v4
      with:
        fetch-depth: 0
        token: ${{ secrets.GITHUB_TOKEN  }}

    - name: Get PR Title
      id: pr
      run: |
        PR_TITLE=$(gh pr view https://github.com/${{ github.repository }}/pull/${{ github.event.pull_request.number }} --json title -q ".title")
        echo "::set-output name=pr_title::$PR_TITLE"
      env:
        GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

    - name: Setup Git User
      run: |
        git config --global user.name 'github-actions'
        git config --global user.email 'github-actions@github.com'

    - name: Bump version and push tag
      id: bump_version
      run: |
        # Parse version bump from PR title
        PREFIX=$(echo "${{ steps.pr.outputs.pr_title }}" | awk -F':' '{print $1}')
        git fetch --tags
        LATEST_TAG=$(git describe --tags $(git rev-list --tags --max-count=1) 2>/dev/null || echo 'v0.0.0')
        
        IFS='.' read -ra ADDR <<< "${LATEST_TAG//v}"
  
        MAJOR=${ADDR[0]}
        MINOR=${ADDR[1]}
        FIX=${ADDR[2]}
  
        if [ "$PREFIX" = "major" ]; then
          MAJOR=$((MAJOR+1))
          MINOR=0
          FIX=0
        elif [ "$PREFIX" = "minor" ]; then
          MINOR=$((MINOR+1))
          FIX=0
        elif [ "$PREFIX" = "fix" ]; then
          FIX=$((FIX+1))
        else
          echo "No valid prefix (major:, minor:, fix:) found in PR title, skipping version bump"
          exit 0
        fi
  
        NEW_VERSION="v$MAJOR.$MINOR.$FIX"
        NEW_VERSION_RC="v$MAJOR.$MINOR.$FIX-rc"
        echo "::set-output name=new_version::$NEW_VERSION"
        echo "::set-output name=new_version_rc::$NEW_VERSION_RC"
  
        git tag $NEW_VERSION
        git push origin $NEW_VERSION
        git tag $NEW_VERSION_RC
        git push origin $NEW_VERSION_RC


    - name: Create Pre-Release
      id: create_release
      if: steps.bump_version.outputs.new_version_rc != ''
      uses: actions/create-release@v1
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} 
      with:
        tag_name: ${{ steps.bump_version.outputs.new_version_rc }}
        release_name: Pre-Release ${{ steps.bump_version.outputs.new_version_rc }}
        draft: false
        prerelease: true