release.yml

name: Release

on:
  push:
    paths-ignore:
      - '.gitignore'
      - '.gitattributes'
      - 'README.md'
      - 'LICENSE'
    # paths:
    #   - 'CMakeLists.txt'
    # branches:
    #   - master

### NOTE: such a waste 2 jobs for just 2 steps, but better displayed names
### NOTE: can't be automatically triggered so publish a draft release,
###       it will manually published... GitHub doesn't allow that yet.

jobs:
  check:
    name: Check Version
    runs-on: ubuntu-22.04
    if: ${{ !startsWith(github.ref, 'refs/tags/') }}
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: checkVersion
        run: |
          set -e
          VER=$(cat CMakeLists.txt  | grep " VERSION " | cut -d ' ' -f 4)
          TAGS=( $(git tag) )
          echo "VER: ${VER}"
          echo "TAGS: ${TAGS[@]}"
          for t in "${TAGS[@]}"
          do
            #echo $t
            tt=$(echo $t | cut -d'v' -f2) 
            #echo $tt
            if [ "$VER" = "$tt" ]
            then
              echo "$VER is already present"
              exit -1
              break
            fi
          done
  publish:
    name: Publish Version
    runs-on: ubuntu-22.04
    if: ${{ github.ref == 'refs/heads/master' }}
    needs:
      - check
    steps:
      - uses: actions/checkout@v3
      - name: publishVersion
        # if: ${{ github.ref == 'refs/heads/master' }}
        env:
          GH_TOKEN: ${{ secrets.GH_WORKFLOW }}
        run: |
          set -e
          VER=$(cat CMakeLists.txt  | grep " VERSION " | cut -d ' ' -f 4)
          echo "VER: ${VER}"
          gh release create v${VER} --generate-notes