name: Docker

on:
  push:
    branches:
      - 'master'
  pull_request:
    types: [synchronize, opened, reopened, ready_for_review]

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.run_id }}
  cancel-in-progress: true

jobs:
  docker-build:
    name: docker-build
    runs-on: ubuntu-latest
    strategy:
      matrix:
        build_preset: ["dev", "lean", "py310", "websocket", "dockerize"]
        platform: ["linux/amd64", "linux/arm64"]
        exclude:
          # disabling because slow! no python wheels for arm/py39 and
          # QEMU is slow!
          - build_preset: "dev"
            platform: "linux/arm64"
          - build_preset: "lean"
            platform: "linux/arm64"
      fail-fast: false
    steps:
      - name: "Checkout ${{ github.ref }} ( ${{ github.sha }} )"
        uses: actions/checkout@v4
        with:
          persist-credentials: false

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Build Docker Image
        shell: bash
        env:
          DOCKERHUB_USER: ${{ secrets.DOCKERHUB_USER }}
          DOCKERHUB_TOKEN: ${{ secrets.DOCKERHUB_TOKEN }}
        run: |
          pip install click
          ./scripts/build_docker.py ${{ matrix.build_preset }} ${{ github.event_name }} --platform ${{ matrix.platform }}


  ephemeral-docker-build:
    runs-on: ubuntu-latest
    steps:
      - name: "Checkout ${{ github.ref }} ( ${{ github.sha }} )"
        uses: actions/checkout@v4
        with:
          persist-credentials: false

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Build ephemeral env image
        if: github.event_name == 'pull_request'
        env:
          DOCKERHUB_USER: ${{ secrets.DOCKERHUB_USER }}
          DOCKERHUB_TOKEN: ${{ secrets.DOCKERHUB_TOKEN }}
        run: |
          pip install click
          ./scripts/build_docker.py "ci" "pull_request" --platform linux/amd64
          mkdir -p ./build
          echo ${{ github.sha }} > ./build/SHA
          echo ${{ github.event.pull_request.number }} > ./build/PR-NUM
          docker save ${{ github.sha }}-ci | gzip > ./build/${{ github.sha }}.tar.gz

      - name: Upload build artifacts
        if: github.event_name == 'pull_request'
        uses: actions/upload-artifact@v4
        with:
          name: build
          path: build/