name: build

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

on:
  workflow_dispatch:
  push:
    branches:
      - 'master'
      - '[0-9]+.[0-9]+'
    tags:
      - 'v*'
  pull_request:

jobs:
  prepare:
    runs-on: ubuntu-20.04
    outputs:
      matrix: ${{ steps.platforms.outputs.matrix }}
    steps:
      -
        name: Checkout
        uses: actions/checkout@v3
      -
        name: Create matrix
        id: platforms
        run: |
          echo "matrix=$(docker buildx bake cross --print | jq -cr '.target."cross".platforms')" >>${GITHUB_OUTPUT}
      -
        name: Show matrix
        run: |
          echo ${{ steps.platforms.outputs.matrix }}

  build:
    runs-on: ubuntu-20.04
    needs:
      - prepare
    strategy:
      fail-fast: false
      matrix:
        target:
          - binary
          - dynbinary
        platform: ${{ fromJson(needs.prepare.outputs.matrix) }}
        use_glibc:
          - ""
          - glibc
    steps:
      -
        name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      -
        name: Build
        uses: docker/bake-action@v3
        with:
          targets: ${{ matrix.target }}
          set: |
            *.platform=${{ matrix.platform }}
        env:
          USE_GLIBC: ${{ matrix.use_glibc }}
      -
        name: Create tarball
        working-directory: ./build
        run: |
          mkdir /tmp/out
          platform=${{ matrix.platform }}
          platformPair=${platform//\//-}
          tar -cvzf "/tmp/out/docker-${platformPair}.tar.gz" .
          if [ -z "${{ matrix.use_glibc }}" ]; then
            echo "ARTIFACT_NAME=${{ matrix.target }}" >> $GITHUB_ENV
          else
            echo "ARTIFACT_NAME=${{ matrix.target }}-glibc" >> $GITHUB_ENV
          fi
      -
        name: Upload artifacts
        uses: actions/upload-artifact@v3
        with:
          name: ${{ env.ARTIFACT_NAME }}
          path: /tmp/out/*
          if-no-files-found: error

  prepare-plugins:
    runs-on: ubuntu-20.04
    outputs:
      matrix: ${{ steps.platforms.outputs.matrix }}
    steps:
      -
        name: Checkout
        uses: actions/checkout@v3
      -
        name: Create matrix
        id: platforms
        run: |
          echo "matrix=$(docker buildx bake plugins-cross --print | jq -cr '.target."plugins-cross".platforms')" >>${GITHUB_OUTPUT}
      -
        name: Show matrix
        run: |
          echo ${{ steps.platforms.outputs.matrix }}

  plugins:
    runs-on: ubuntu-20.04
    needs:
      - prepare-plugins
    strategy:
      fail-fast: false
      matrix:
        platform: ${{ fromJson(needs.prepare-plugins.outputs.matrix) }}
    steps:
      -
        name: Checkout
        uses: actions/checkout@v3
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      -
        name: Build
        uses: docker/bake-action@v3
        with:
          targets: plugins-cross
          set: |
            *.platform=${{ matrix.platform }}