name: build firmware

on:
  push:
    branches: [ "master" ]

env:
  zephyr_sdk: 1.0.1
  python_version: 3.12
  toolchains: arm-zephyr-eabi:xtensa-espressif_esp32s3_zephyr-elf:riscv64-zephyr-elf

jobs:
  setup-zephyr:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v6

    - uses: actions/setup-python@v6
      with:
        python-version: '${{ env.python_version }}'
        cache: 'pip'
    - run: pip install -r requirements.txt

    - name: Setup Zephyr project
      uses: zephyrproject-rtos/action-zephyr-setup@v1
      with:
        app-path: zephcore
        toolchains: ${{ env.toolchains }}
        sdk-version: ${{ env.zephyr_sdk }}

    - name: Cache Espressif BLE controller blobs
      id: cache-espressif-blobs
      uses: actions/cache@v5
      with:
        path: modules/hal/espressif
        key: ${{ runner.os }}-espressif-blobs-${{ hashFiles('modules/hal/espressif/.git/HEAD') }}

    - name: Download Espressif BLE controller blobs
      if: steps.cache-espressif-blobs.outputs.cache-hit != 'true'
      run: west blobs fetch hal_espressif

    - uses: actions/cache@v5
      with:
        path: modules
        key: cache-zephyr-modules-${{ github.sha }}

  build-nrf:
    needs: setup-zephyr
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v6

    - uses: actions/setup-python@v6
      with:
        python-version: '${{ env.python_version }}'
        cache: 'pip'
    - run: pip install -r requirements.txt

    - uses: actions/cache/restore@v5
      with:
        path: modules
        key: cache-zephyr-modules-${{ github.sha }}

    - name: Setup Zephyr project
      uses: zephyrproject-rtos/action-zephyr-setup@v1
      with:
        app-path: zephcore
        toolchains: ${{ env.toolchains }}
        sdk-version: ${{ env.zephyr_sdk }}

    - name: Cache Espressif BLE controller blobs
      id: cache-espressif-blobs
      uses: actions/cache@v5
      with:
        path: modules/hal/espressif
        key: ${{ runner.os }}-espressif-blobs-${{ hashFiles('modules/hal/espressif/.git/HEAD') }}

    - name: Download Espressif BLE controller blobs
      if: steps.cache-espressif-blobs.outputs.cache-hit != 'true'
      run: west blobs fetch hal_espressif

    - name: build firmwares
      run: bash build.sh nrf

    - uses: actions/cache@v5
      with:
        path: firmware
        key: cache-firmware-nrf-${{ github.sha }}

  build-esp32-repeaters:
    needs: setup-zephyr
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v6

    - uses: actions/setup-python@v6
      with:
        python-version: '${{ env.python_version }}'
        cache: 'pip'
    - run: pip install -r requirements.txt

    - uses: actions/cache/restore@v5
      with:
        path: modules
        key: cache-zephyr-modules-${{ github.sha }}

    - name: Setup Zephyr project
      uses: zephyrproject-rtos/action-zephyr-setup@v1
      with:
        app-path: zephcore
        toolchains: ${{ env.toolchains }}
        sdk-version: ${{ env.zephyr_sdk }}

    - name: Cache Espressif BLE controller blobs
      id: cache-espressif-blobs
      uses: actions/cache@v5
      with:
        path: modules/hal/espressif
        key: ${{ runner.os }}-espressif-blobs-${{ hashFiles('modules/hal/espressif/.git/HEAD') }}

    - name: Download Espressif BLE controller blobs
      if: steps.cache-espressif-blobs.outputs.cache-hit != 'true'
      run: west blobs fetch hal_espressif

    - name: build firmwares
      run: bash build.sh esp32 repeaters

    - uses: actions/cache@v5
      with:
        path: firmware
        key: cache-firmware-esp32-repeaters-${{ github.sha }}

  build-linux:
    needs: setup-zephyr
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v6

    - uses: actions/setup-python@v6
      with:
        python-version: '${{ env.python_version }}'
        cache: 'pip'
    - run: pip install -r requirements.txt

    - uses: actions/cache/restore@v5
      with:
        path: modules
        key: cache-zephyr-modules-${{ github.sha }}

    - name: Setup Zephyr project
      uses: zephyrproject-rtos/action-zephyr-setup@v1
      with:
        app-path: zephcore
        toolchains: ${{ env.toolchains }}
        sdk-version: ${{ env.zephyr_sdk }}

    # native_sim presets are cross-compiled for the target SBC architecture:
    # femtofox = ARMv7-A (32-bit), rak6421 / rak6421_pi5 = aarch64 (64-bit).
    - name: Install cross-compile toolchains
      run: |
        sudo apt-get update
        sudo apt-get install -y \
          gcc-arm-linux-gnueabihf g++-arm-linux-gnueabihf \
          gcc-aarch64-linux-gnu   g++-aarch64-linux-gnu

    - name: build firmwares
      run: bash build.sh linux

    - uses: actions/cache@v5
      with:
        path: firmware
        key: cache-firmware-linux-${{ github.sha }}

  build-esp32-companions:
    needs: setup-zephyr
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v6

    - uses: actions/setup-python@v6
      with:
        python-version: '${{ env.python_version }}'
        cache: 'pip'
    - run: pip install -r requirements.txt

    - uses: actions/cache/restore@v5
      with:
        path: modules
        key: cache-zephyr-modules-${{ github.sha }}

    - name: Setup Zephyr project
      uses: zephyrproject-rtos/action-zephyr-setup@v1
      with:
        app-path: zephcore
        toolchains: ${{ env.toolchains }}
        sdk-version: ${{ env.zephyr_sdk }}

    - name: Cache Espressif BLE controller blobs
      id: cache-espressif-blobs
      uses: actions/cache@v5
      with:
        path: modules/hal/espressif
        key: ${{ runner.os }}-espressif-blobs-${{ hashFiles('modules/hal/espressif/.git/HEAD') }}

    - name: Download Espressif BLE controller blobs
      if: steps.cache-espressif-blobs.outputs.cache-hit != 'true'
      run: west blobs fetch hal_espressif

    - name: build firmwares
      run: bash build.sh esp32 companions

    - uses: actions/cache@v5
      with:
        path: firmware
        key: cache-firmware-esp32-companions-${{ github.sha }}

  create-release:
    needs: [build-nrf, build-esp32-companions, build-esp32-repeaters, build-linux]
    runs-on: ubuntu-latest

    steps:
    - name: generate release tag
      id: tag
      run: |
        version=v$(date +"%Y%m%d.%H%M%S")
        echo "release_tag=$version" >> $GITHUB_OUTPUT

    - uses: actions/cache/restore@v5
      with:
        path: firmware
        key: cache-firmware-nrf-${{ github.sha }}

    - uses: actions/cache/restore@v5
      with:
        path: firmware
        key: cache-firmware-esp32-companions-${{ github.sha }}

    - uses: actions/cache/restore@v5
      with:
        path: firmware
        key: cache-firmware-esp32-repeaters-${{ github.sha }}

    - uses: actions/cache/restore@v5
      with:
        path: firmware
        key: cache-firmware-linux-${{ github.sha }}

    - name: upload firmware artifacts
      uses: actions/upload-artifact@v7
      with:
        name: firmware-${{ steps.tag.outputs.release_tag }}
        path: firmware

    - name: create release
      uses: softprops/action-gh-release@v2
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      with:
        tag_name: ${{ steps.tag.outputs.release_tag }}
        name: Firmware ${{ steps.tag.outputs.release_tag }}
        body: ""
        draft: false
        files: firmware/*