name: Docker

on:
  push:
    branches:
      - master

env:
  VERSION: latest

jobs:
  push:
    name: Push
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false

      matrix:
        image:
          - "alpine"
          - "alpine-install"
          - "java7"
          - "java8"
          - "java9"
          - "java10"
          - "java11"
          - "java12"
          - "java13"
          - "java14"
          - "java15"
          - "source"
          - "source-install"

    steps:
      - name: Code Checkout
        uses: actions/checkout@v2

      - name: Install buildx
        uses: crazy-max/ghaction-docker-buildx@v1
        with:
          version: latest

      - name: Registry Authentication
        run: |
          echo "${{ secrets.GITHUB_TOKEN }}" | docker login docker.pkg.github.com -u ${{ github.actor }} --password-stdin

      - name: Build Image
        env:
          IMAGE_ID: docker.pkg.github.com/${{ github.repository }}/${{ matrix.image }}
        run: |
          IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')

          docker buildx build ./${{ matrix.image }} --tag docker.pkg.github.com/${{ github.repository }}/${{ matrix.image }} --platform linux/amd64,linux/arm64

      - name: Push Image
        env:
          IMAGE_ID: docker.pkg.github.com/${{ github.repository }}/${{ matrix.image }}
        run: |
          IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')

          docker tag $IMAGE_ID $IMAGE_ID:$VERSION
          docker push $IMAGE_ID:$VERSION