name: Bazel Build

on: push

jobs:
  bazel_build:
    name: Bazel Build
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@master

      - name: Mount bazel cache
        uses: actions/cache@v1
        with:
          path: "/home/runner/.cache/bazel"
          key: bazel

      - name: Install bazelisk
        run: |
          curl -LO "https://github.com/bazelbuild/bazelisk/releases/download/v1.1.0/bazelisk-linux-amd64"
          mkdir -p "${GITHUB_WORKSPACE}/bin/"
          mv bazelisk-linux-amd64 "${GITHUB_WORKSPACE}/bin/bazel"
          chmod +x "${GITHUB_WORKSPACE}/bin/bazel"

      - name: Test
        run: |
          "${GITHUB_WORKSPACE}/bin/bazel" test \
            --stamp \
            --workspace_status_command hack/workspace_status.sh \
              //src/...

      - name: Docker Login
        run: |
          echo ${{github.token}} | docker login -u ${{github.actor}} --password-stdin docker.pkg.github.com

      - name: Publish Artifacts
        run: |
          "${GITHUB_WORKSPACE}/bin/bazel" query //src/... |\
          grep +publish |\
          xargs -l1 "${GITHUB_WORKSPACE}/bin/bazel" run \
            --stamp \
            --workspace_status_command hack/workspace_status.sh