name: PlatformIO CI

on:
  push:
    branches: [master]
    paths:
      - "esp32/**"
      - "platformio.ini"
  pull_request:
    branches: [master]
    paths:
      - "esp32/**"
      - "platformio.ini"

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v3
        with:
          submodules: "recursive"
      - uses: actions/cache@v3
        with:
          path: |
            ~/.cache/pip
            ~/.platformio/.cache
          key: ${{ runner.os }}-pio

      - uses: actions/setup-python@v4
        with:
          python-version: "3.x"
      - run: pip install -r esp32/scripts/requirements.txt
      - name: Install PlatformIO Core
        run: pip install --upgrade platformio

      - name: Install Python dependencies for nanopb
        run: pip install protobuf grpcio-tools

      - name: Build Protocol Buffers (nanopb)
        run: python ./submodules/nanopb/generator/nanopb_generator.py -I "./platform_shared/" -D esp32/src/platform_shared ./platform_shared/message.proto

      - name: Build PlatformIO Project
        run: pio run

      - name: Upload Artifacts
        uses: actions/upload-artifact@v4
        with:
          name: build-artifacts
          path: esp32/build/firmware