name: Build & Publish to Docker Hub
on:
  workflow_call:
    inputs:
      base_version:
        description: 'Base version (latest or develop)'
        required: true
        type: string
      info_version:
        description: 'Informational version number (e.g. 0.3.7-alpha)'
        required: true
        type: string
      tag_version:
        description: 'Docker tag version (e.g. v0.3.7)'
        required: true
        type: string
    secrets:
      docker_hub_username:
        required: true
      docker_hub_access_token:
        required: true
jobs:
  build_and_push:
    name: Build & Publish
    runs-on: ${{ matrix.os }}
    if: contains(github.event.head_commit.message, '[no build]') == false
    strategy:
      matrix:
        include:
          - name: amd64
            os: ubuntu-latest
            path: ''
            suffix: '-amd64'
            qemu: false
            platform: 'linux/amd64'
          - name: arm32v7
            os: ubuntu-latest
            path: 'arm32v7/'
            suffix: '-arm'
            qemu: true
            platform: 'linux/arm/v7'
          - name: arm64
            os: ubuntu-24.04-arm
            path: 'arm64/'
            suffix: '-arm64'
            qemu: true
            platform: 'linux/arm64'
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
        if: ${{ matrix.qemu == true }}

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

      - name: Login to DockerHub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.docker_hub_username }}
          password: ${{ secrets.docker_hub_access_token }}

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          builder: ${{ steps.docker-buildx.outputs.name }}
          context: .
          file: ./docker/${{ matrix.path }}Dockerfile
          push: true
          provenance: false
          platforms: ${{ matrix.platform }}
          build-args: |
            INFO_VERSION=${{ inputs.info_version }}-docker${{ matrix.suffix }}
          tags: |
            jasongdove/ersatztv:${{ inputs.base_version }}${{ matrix.suffix }}
            jasongdove/ersatztv:${{ inputs.tag_version }}${{ matrix.suffix }}
            ghcr.io/ersatztv/ersatztv:${{ inputs.base_version }}${{ matrix.suffix }}
            ghcr.io/ersatztv/ersatztv:${{ inputs.tag_version }}${{ matrix.suffix }}

  merge_manifests:
    name: Merge Manifests
    runs-on: ubuntu-latest
    needs: build_and_push
    steps:
      - name: Login to DockerHub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.docker_hub_username }}
          password: ${{ secrets.docker_hub_access_token }}

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Create and push manifests
        run: |
          docker manifest create jasongdove/ersatztv:${{ inputs.base_version }} \
            jasongdove/ersatztv:${{ inputs.base_version }}-amd64 \
            jasongdove/ersatztv:${{ inputs.base_version }}-arm64 \
            jasongdove/ersatztv:${{ inputs.base_version }}-arm
          docker manifest push jasongdove/ersatztv:${{ inputs.base_version }}
          docker manifest create jasongdove/ersatztv:${{ inputs.tag_version }} \
            jasongdove/ersatztv:${{ inputs.tag_version }}-amd64 \
            jasongdove/ersatztv:${{ inputs.tag_version }}-arm64 \
            jasongdove/ersatztv:${{ inputs.tag_version }}-arm
          docker manifest push jasongdove/ersatztv:${{ inputs.tag_version }}
          docker manifest create ghcr.io/ersatztv/ersatztv:${{ inputs.base_version }} \
            ghcr.io/ersatztv/ersatztv:${{ inputs.base_version }}-amd64 \
            ghcr.io/ersatztv/ersatztv:${{ inputs.base_version }}-arm64 \
            ghcr.io/ersatztv/ersatztv:${{ inputs.base_version }}-arm
          docker manifest push ghcr.io/ersatztv/ersatztv:${{ inputs.base_version }}
          docker manifest create ghcr.io/ersatztv/ersatztv:${{ inputs.tag_version }} \
            ghcr.io/ersatztv/ersatztv:${{ inputs.tag_version }}-amd64 \
            ghcr.io/ersatztv/ersatztv:${{ inputs.tag_version }}-arm64 \
            ghcr.io/ersatztv/ersatztv:${{ inputs.tag_version }}-arm
          docker manifest push ghcr.io/ersatztv/ersatztv:${{ inputs.tag_version }}