docker-release.yml

name: Build and Push Docker Image
on:
  workflow_call:
    inputs:
      version:
        required: true
        type: string
        description: "Version tag for the Docker image"
jobs:
  check-if-latest:
    runs-on: ubuntu-latest
    outputs:
      is_latest: ${{ steps.check_latest.outputs.is_latest }}
      version: ${{ steps.get_version.outputs.version }}
    steps:
      - name: Get current release tag
        id: get_version
        run: echo "version=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT

      # Check if the current tag is the latest release tag
      - name: Check if this is the latest release
        id: check_latest
        run: |
          latest_tag=$(
          curl -L \
              -H "Accept: application/vnd.github+json" \
              https://api.github.com/repos/cdisc-org/cdisc-rules-engine/releases/latest \
              | jq -r '.tag_name'
          )
          current_tag="${GITHUB_REF#refs/tags/}"
          if [[ "$latest_tag" == "$current_tag" ]]; then
              echo "is_latest=true" >> $GITHUB_OUTPUT
              echo "This is the latest release: $latest_tag"
          else
              echo "is_latest=false" >> $GITHUB_OUTPUT
              echo "This is NOT the latest release. Latest is: $latest_tag, current is: $current_tag"
          fi

  build-and-push:
    needs: check-if-latest
    if: needs.check-if-latest.outputs.is_latest == 'true'
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v6
        with:
          ref: ${{ needs.check-if-latest.outputs.version }}

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v4
        with:
          context: .
          push: true
          tags: |
            cdiscdocker/cdisc-rules-engine:latest
            cdiscdocker/cdisc-rules-engine:${{ needs.check-if-latest.outputs.version }}