name: CI

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:

  Build:
    strategy:
      matrix:
        board: 
          - arduino:avr:uno
          - arduino:avr:mega:cpu=atmega2560
          - arduino:avr:leonardo
          - esp8266:esp8266:generic:xtal=80,ResetMethod=ck,CrystalFreq=26,FlashFreq=40,FlashMode=qio,eesz=512K
          - arduino:samd:arduino_zero_native
          - esp32:esp32:esp32
          - STM32:stm32:GenF3:pnum=BLACKPILL_F303CC
          - arduino:samd:arduino_zero_native
          - arduino:sam:arduino_due_x
          # - adafruit:nrf52:feather52832:softdevice=s132v6,debug=l0
    
    runs-on: ubuntu-latest
    name: ${{ matrix.board }}
    env:
      run-build: ${{ (matrix.board == 'arduino:avr:uno') || contains(github.event.head_commit.message, 'CI_FORCE_BUILD') || contains(github.event.head_commit.message, 'Bump version to') }}
    
    steps:
      - name: Install arduino-cli
        if: ${{ env.run-build == 'true' }}
        run: |
          mkdir -p ~/.local/bin
          echo "::add-path::~/.local/bin"
          curl -fsSL https://raw.githubusercontent.com/arduino/arduino-cli/master/install.sh | BINDIR=~/.local/bin sh
      
      - name: Get platform name
        if: ${{ env.run-build == 'true' }}
        uses: jungwinter/split@v1
        id: split
        with:
          msg: ${{ matrix.board }}
          seperator: ':'
      
      - name: Prepare platform-specific settings
        if: ${{ env.run-build == 'true' }}
        id: prep
        env:
          warnings: 'all'
        run: |
          echo "::set-output name=skip-path::''"
          if [[ "${{ contains(matrix.board, 'esp8266:esp8266') }}" == "true" ]]; then
            echo "::set-output name=index-url::--additional-urls http://arduino.esp8266.com/stable/package_esp8266com_index.json"
            echo "::set-output name=skip-path::(HTTP|MQTT).*ino"
          
          elif [[ "${{ contains(matrix.board, 'esp32:esp32') }}" == "true" ]]; then
            python -m pip install pyserial
            echo "::set-output name=index-url::--additional-urls https://raw.githubusercontent.com/espressif/arduino-esp32/gh-pages/package_esp32_index.json"
          
          elif [[ "${{ contains(matrix.board, 'STM32:stm32') }}" == "true" ]]; then
            echo "::set-output name=index-url::--additional-urls https://github.com/stm32duino/BoardManagerFiles/raw/master/STM32/package_stm_index.json"
          
          elif [[ "${{ contains(matrix.board, 'adafruit:nrf52') }}" == "true" ]]; then
            sudo apt-get update
            sudo apt-get install -y python3 python3-pip python3-setuptools
            pip3 install wheel
            pip3 install --user adafruit-nrfutil
            echo "::add-path::~/.local/bin"
            echo "::set-output name=index-url::--additional-urls https://www.adafruit.com/package_adafruit_index.json"
          
          fi
      
      - name: Install platform
        if: ${{ env.run-build == 'true' }}
        run: |
          arduino-cli core update-index ${{ format('{0}', steps.prep.outputs.index-url) }}
          arduino-cli core install ${{ format('{0}:{1} {2}', steps.split.outputs._0, steps.split.outputs._1, steps.prep.outputs.index-url) }}
      
      - name: Checkout repository
        if: ${{ env.run-build == 'true' }}
        uses: actions/checkout@v2
      
      - name: Build examples
        if: ${{ env.run-build == 'true' }}
        run: |
          for example in $(find $PWD/examples -name '*.ino' | sort); do
            # check whether to skip this sketch
            if [ ! -z '${{ steps.prep.outputs.skip-path }}' ] && [[ ${example} =~ ${{ steps.prep.outputs.skip-path }} ]]; then
              # skip sketch
              echo -e "\n\033[1;33mSkipped ${example##*/} (matched with ${{ steps.prep.outputs.skip-path }})\033[0m";
            else
              # build sketch
              echo -e "\n\033[1;33mBuilding ${example##*/} ... \033[0m";
              arduino-cli compile --libraries /home/runner/work/RadioLib --fqbn ${{ matrix.board }} $example --warnings=${{ steps.prep.env.warnings }}
              if [ $? -ne 0 ]; then
                echo -e "\033[1;31m${example##*/} build FAILED\033[0m\n";
                exit 1;
              else
                echo -e "\033[1;32m${example##*/} build PASSED\033[0m\n";
              fi
            fi
          done
  
  Doxygen:
    runs-on: ubuntu-latest
    steps:
      - name: Install Doxygen
        run: |
          sudo apt-get update
          sudo apt-get install -y doxygen
        
      - uses: actions/checkout@v2
      
      - name: Generate docs
        run: doxygen Doxyfile
        
      - uses: JamesIves/github-pages-deploy-action@releases/v3
        with:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          BRANCH: gh-pages
          FOLDER: docs/html