name: build

on:
  push:
    branches:
      - 'master'

jobs:
  dockerhub-build-push:
    runs-on: ubuntu-latest
    steps:
      -
        name: Get current date
        id: date
        run: echo "::set-output name=date::$(date +'%Y-%m-%d')"
      -
        name: Checkout
        uses: actions/checkout@v2
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      -
        name: Login to DockerHub
        uses: docker/login-action@v1 
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      -
        name: Build and push
        uses: docker/build-push-action@v2
        with:
          context: .
          platforms: linux/amd64,linux/arm64,linux/arm/v7
          push: true
          tags: |
            ${{ secrets.DOCKERHUB_REPOSITORY }}:latest
            ${{ secrets.DOCKERHUB_REPOSITORY }}:${{ steps.date.outputs.date }}

  dockerhub-sync-readme:
    needs: dockerhub-build-push
    runs-on: ubuntu-latest
    steps:
      - name: Sync README
        uses: docker://lsiodev/readme-sync:latest
        env:
          DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
          DOCKERHUB_PASSWORD: ${{ secrets.DOCKERHUB_PASSWORD }}
          GIT_REPOSITORY: ${{ github.repository }}
          DOCKER_REPOSITORY: ${{ secrets.DOCKERHUB_REPOSITORY }}
          GIT_BRANCH: master
        with:
          entrypoint: node
          args: /opt/docker-readme-sync/sync