name: packages

on:
  pull_request:
    branches: main
  push:
    branches: main

jobs:
[[[range .jobs]]]
  [[[.name]]]:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Prepare
        id: prepare
        run: |
          DOCKER_IMAGE=[[[$.repository]]]/[[[.name]]]
          DOCKER_PLATFORMS=[[[$.platforms]]]
          VERSION=[[[.version]]]

          TAGS="--tag ${DOCKER_IMAGE}:${VERSION} --tag ${DOCKER_IMAGE}:latest"

          echo ::set-output name=docker_image::${DOCKER_IMAGE}
          echo ::set-output name=version::${VERSION}
          echo ::set-output name=buildx_args::--platform ${DOCKER_PLATFORMS} \
            --build-arg REPOSITORY=[[[$.repository]]] \
            --build-arg VERSION=${VERSION} \
            --build-arg BUILD_DATE=$(date -u +'%Y-%m-%dT%H:%M:%SZ') \
            --build-arg VCS_REF=${GITHUB_SHA::8} \
            --cache-from "type=local,src=/tmp/.buildx-cache" \
            --cache-to "type=local,dest=/tmp/.buildx-cache" \
            ${TAGS} --file ./packages/Dockerfile.[[[.name]]] .
      - name: Cache Docker layers
        uses: actions/cache@v2
        with:
          path: /tmp/.buildx-cache
          key: ${{ runner.os }}-[[[.name]]]-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-[[[.name]]]-
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      - name: Docker Buildx (build)
        run: |
          docker buildx build --output "type=image,push=false" ${{ steps.prepare.outputs.buildx_args }}
      - name: Login to Github Registry
        if: success() && github.event_name != 'pull_request'
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.CR_PAT }}
      - name: Docker Buildx (push)
        if: success() && github.event_name != 'pull_request'
        run: |
          docker buildx build --output "type=image,push=true" ${{ steps.prepare.outputs.buildx_args }}
      - name: Inspect image
        if: always() && github.event_name != 'pull_request'
        run: |
          docker buildx imagetools inspect ${{ steps.prepare.outputs.docker_image }}:${{ steps.prepare.outputs.version }}
[[[end]]]