# Based on https://github.com/docker/build-push-action

name: "Docker Hub"

on:
  release: # A GitHub release was published
    types: [published]
  workflow_run: # The Dendrite pipeline completed successfully on main
    workflows: [Dendrite]
    types: [completed]
    branches: [main]
  workflow_dispatch: # A build was manually requested

env:
  DOCKER_NAMESPACE: matrixdotorg
  DOCKER_HUB_USER: dendritegithub
  GHCR_NAMESPACE: matrix-org
  PLATFORMS: linux/amd64,linux/arm64,linux/arm/v7

jobs:
  monolith:
    name: Monolith image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Get release tag
        if: github.event_name == 'release' # Only for GitHub releases
        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      - name: Login to Docker Hub
        uses: docker/login-action@v1
        with:
          username: ${{ env.DOCKER_HUB_USER }}
          password: ${{ secrets.DOCKER_TOKEN }}
      - name: Login to GitHub Containers
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build monolith image
        if: >-
          (github.event_name == 'workflow_run' && github.event.workflow_run.conclusion == 'success') ||
          github.event_name == 'workflow_dispatch'
        id: docker_build_monolith
        uses: docker/build-push-action@v2
        with:
          cache-from: type=gha
          cache-to: type=gha,mode=max
          context: .
          file: ./build/docker/Dockerfile.monolith
          platforms: ${{ env.PLATFORMS }}
          push: true
          tags: |
            ${{ env.DOCKER_NAMESPACE }}/dendrite-monolith:${{ github.ref_name }}
            ghcr.io/${{ env.GHCR_NAMESPACE }}/dendrite-monolith:${{ github.ref_name }}

      - name: Build release monolith image
        if: github.event_name == 'release' # Only for GitHub releases
        id: docker_build_monolith
        uses: docker/build-push-action@v2
        with:
          cache-from: type=gha
          cache-to: type=gha,mode=max
          context: .
          file: ./build/docker/Dockerfile.monolith
          platforms: ${{ env.PLATFORMS }}
          push: true
          tags: |
            ${{ env.DOCKER_NAMESPACE }}/dendrite-monolith:latest
            ${{ env.DOCKER_NAMESPACE }}/dendrite-monolith:${{ env.RELEASE_VERSION }}
            ghcr.io/${{ env.GHCR_NAMESPACE }}/dendrite-monolith:latest
            ghcr.io/${{ env.GHCR_NAMESPACE }}/dendrite-monolith:${{ env.RELEASE_VERSION }}

  polylith:
    name: Polylith image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Get release tag
        if: github.event_name == 'release' # Only for GitHub releases
        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      - name: Login to Docker Hub
        uses: docker/login-action@v1
        with:
          username: ${{ env.DOCKER_HUB_USER }}
          password: ${{ secrets.DOCKER_TOKEN }}
      - name: Login to GitHub Containers
        uses: docker/login-action@v1
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build polylith image
        if: >-
          (github.event_name == 'workflow_run' && github.event.workflow_run.conclusion == 'success') ||
          github.event_name == 'workflow_dispatch'
        id: docker_build_polylith
        uses: docker/build-push-action@v2
        with:
          cache-from: type=gha
          cache-to: type=gha,mode=max
          context: .
          file: ./build/docker/Dockerfile.polylith
          platforms: ${{ env.PLATFORMS }}
          push: true
          tags: |
            ${{ env.DOCKER_NAMESPACE }}/dendrite-polylith:${{ github.ref_name }}
            ghcr.io/${{ env.GHCR_NAMESPACE }}/dendrite-polylith:${{ github.ref_name }}

      - name: Build release polylith image
        if: github.event_name == 'release' # Only for GitHub releases
        id: docker_build_polylith
        uses: docker/build-push-action@v2
        with:
          cache-from: type=gha
          cache-to: type=gha,mode=max
          context: .
          file: ./build/docker/Dockerfile.polylith
          platforms: ${{ env.PLATFORMS }}
          push: true
          tags: |
            ${{ env.DOCKER_NAMESPACE }}/dendrite-polylith:latest
            ${{ env.DOCKER_NAMESPACE }}/dendrite-polylith:${{ env.RELEASE_VERSION }}
            ghcr.io/${{ env.GHCR_NAMESPACE }}/dendrite-polylith:latest
            ghcr.io/${{ env.GHCR_NAMESPACE }}/dendrite-polylith:${{ env.RELEASE_VERSION }}