.github/workflows/docker-utility-builds.yml

name: Docker Utility Builds

on:
  push:
    branches:
      - main
    paths:
      - '.github/docker/utility/**'
  pull_request:
    branches:
      - main
    paths:
      - '.github/docker/utility/**'

concurrency:
  group: ${{ github.ref }}-${{ github.workflow }}
  cancel-in-progress: true

permissions:
  packages: write

jobs:
  build_and_push:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        directory:
          - maven-node
          - osee-postgres

    steps:
      - name: Calculate Fetch Depth
        env:
          COMMITS: ${{ toJson(github.event.commits) }}
        run: |
          if [[ "${{ github.event_name }}" == "push" ]]; then
            COUNT=$(( $(echo "$COMMITS" | jq length) + 1 ))
          else
            COUNT=1
          fi
          echo "fetch_depth=$COUNT" | tee -a "$GITHUB_ENV"

      - name: Checkout Code
        uses: actions/checkout@v4
        with:
          fetch-depth: ${{ env.fetch_depth }}

      - name: Check For Changes In ${{ matrix.directory }}
        id: check_changes
        uses: tj-actions/changed-files@v44
        with:
          files: |
            .github/docker/utility/${{ matrix.directory }}/**/*

      - name: Set Up Docker Buildx
        if: steps.check_changes.outputs.any_modified == 'true'
        uses: docker/setup-buildx-action@v3

      - name: Log in to GHCR
        if: steps.check_changes.outputs.any_modified == 'true'
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Get Current Timestamp
        if: steps.check_changes.outputs.any_modified == 'true'
        id: date
        run: echo "timestamp=$(date +'%Y%m%d%H%M%S')" >> $GITHUB_OUTPUT

      - name: Build And Push Docker Image
        if: steps.check_changes.outputs.any_modified == 'true'
        uses: docker/build-push-action@v6
        with:
          context: .
          file: .github/docker/utility/${{ matrix.directory }}/Dockerfile
          build-args: |
            IMAGE_DIRECTORY=.github/docker/utility/${{ matrix.directory }}
          push: ${{ github.event_name == 'push' }}
          tags: |
            ghcr.io/${{ github.repository }}/${{ matrix.directory }}:${{ github.sha }}
            ghcr.io/${{ github.repository }}/${{ matrix.directory }}:${{ steps.date.outputs.timestamp }}
            ghcr.io/${{ github.repository }}/${{ matrix.directory }}:latest