name: Build and Publish Docker

on:
  push:
    branches:
      - '*'
    tags:
      - 'beta-v*'
  pull_request:
    types: [opened, synchronize, reopened]

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

jobs:
  build-and-push-docker-image:
    runs-on: ubuntu-latest

    steps:
      - name: Check Out Repo
        uses: actions/checkout@v3

      - run: |
          npm install -g json
          MOCK_SAML_VERSION=$(echo $(cat ./package.json) | json version)
          echo "::set-output name=npmversion::$(echo ${MOCK_SAML_VERSION})"
        id: npmversion

      - name: Get short SHA
        id: slug
        run: echo "::set-output name=sha7::$(echo ${GITHUB_SHA} | cut -c1-7)"

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to Docker Hub
        if: github.ref == 'refs/heads/release'
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

      - name: Build and push
        if: github.ref == 'refs/heads/release'
        id: docker_build
        uses: docker/build-push-action@v3
        with:
          context: ./
          file: ./Dockerfile
          platforms: linux/amd64,linux/arm64,linux/arm64/v8
          push: true
          tags: ${{ github.repository }}:latest,${{ github.repository }}:${{ steps.slug.outputs.sha7 }},${{ github.repository }}:${{ steps.npmversion.outputs.npmversion }}

      - name: Image digest
        run: echo ${{ steps.docker_build.outputs.digest }}