name: Firmware build

on:
  workflow_call:
    inputs:
      checkout-sha:
        required: false
        type: string

jobs:
  build_fw_builder:
    name: Build and push fw-builder Docker image
    runs-on: ubuntu-latest
    permissions:
      packages: write
      contents: read
    outputs:
      image_hash: ${{ steps.push.outputs.digest }}
    steps:
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      - name: Check out the repo
        uses: actions/checkout@v4
        with:
          ref: ${{ inputs.checkout-sha == null && github.sha || inputs.checkout-sha }}
          fetch-depth: 0
      - name: ghcr.io login
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ghcr.io/${{ github.repository }}-fw-builder
      - name: Build and push Docker images
        id: push
        uses: docker/build-push-action@v4
        with:
          context: firmware
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
  build_fw:
    name: Build firmware
    runs-on: ubuntu-latest
    needs: build_fw_builder
    strategy:
      matrix:
        device_type: [ultra, lite]
    steps:
      - name: Check out the repo
        uses: actions/checkout@v4
        with:
          ref: ${{ inputs.checkout-sha == null && github.sha || inputs.checkout-sha }}
          fetch-depth: 0
      - name: Build firmware
        env:
          repo: ${{ github.repository }}
        run: |
          docker run --rm -v ${PWD}:/workdir -e CURRENT_DEVICE_TYPE=${{ matrix.device_type }} ghcr.io/${repo,,}-fw-builder@${{ needs.build_fw_builder.outputs.image_hash }} firmware/build.sh
      - name: Upload built binaries
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.device_type }}-firmware
          path: firmware/objects/*.hex
      - name: Unzip dfu images
        run: |
          sudo chown -R $USER:$USER firmware/objects
          mkdir firmware/objects/${{ matrix.device_type }}-dfu-app
          mkdir firmware/objects/${{ matrix.device_type }}-dfu-full
          unzip firmware/objects/${{ matrix.device_type }}-dfu-app.zip -d firmware/objects/${{ matrix.device_type }}-dfu-app
          unzip firmware/objects/${{ matrix.device_type }}-dfu-full.zip -d firmware/objects/${{ matrix.device_type }}-dfu-full
      - name: Upload dfu app image
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.device_type }}-dfu-app
          path: firmware/objects/${{ matrix.device_type }}-dfu-app/*
      - name: Upload dfu full image
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.device_type }}-dfu-full
          path: firmware/objects/${{ matrix.device_type }}-dfu-full/*
      - name: Upload release artifacts
        uses: actions/upload-artifact@v4
        with:
          name: release-artifacts-${{ matrix.device_type }}
          path: firmware/objects/*.zip