name: CI/CD

on:
  # Triggers the workflow when changes are made to the image on the main branch
  push:
    branches: [ main ]
    paths:
      - 'projects/5etools-docker/Dockerfile'
      - 'projects/5etools-docker/init.sh'
  pull_request:
    branches: [ main ]
    paths:
      - 'projects/5etools-docker/Dockerfile'
      - 'projects/5etools-docker/init.sh'
  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

jobs:
  ci:
    name: Build and push Docker image to Docker Hub
    runs-on: ubuntu-latest
    steps:
      - name: Check out the repo
        uses: actions/checkout@v2
      
      - name: Log into Docker Hub
        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }} 
      
      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
        with:
          images: jafner/5etools-docker
          tags: |
            latest
            type=edge
            type=sha
          
      - name: Set up QEMU
        uses: docker/setup-qemu-action@master
        with:
          platforms: all

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@master
      
      - name: Build and push the Docker image
        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
        with:
          context: .
          builder: ${{ steps.buildx.outputs.name }}
          platforms: linux/amd64,linux/arm64,linux/arm/v7
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
      
      - name: Docker Hub Description
        uses: peter-evans/dockerhub-description@v2
        with: 
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }} 
          repository: jafner/5etools-docker