examples.yaml

name: Examples

on: push

jobs:
  compile-examples:
    name: Examples
    runs-on: ubuntu-20.04
    strategy:
      matrix:
        board: [AVR, Nano 33 BLE, Pi Pico, Nano 33 IoT, ESP32, ESP8266, AVR USB, Mega, Leonardo, Due, Nano Every, Teensy 3.x, Teensy 4.1]

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - uses: actions/setup-python@v2
        with:
          python-version: '3.9'
          
      - name: Cache Arduino CLI
        uses: actions/cache@v2.1.4
        with:
          path: |
            ~/.local/bin
          key: ${{ runner.os }}-local-bin-v2
          
      - name: Cache Arduino Cores and Libraries
        uses: actions/cache@v2.1.4
        with:
          path: |
            ~/.arduino15
            ~/Arduino/libraries
          key: ${{ runner.os }}-arduino-v3-${{ github.sha }}
          restore-keys: ${{ runner.os }}-arduino-v3-

      - name: Cache Compiled Arduino Cores and Sketches
        uses: actions/cache@v2.1.4
        with:
          path: |
            /tmp/arduino-sketch-*
            /tmp/core-*
          key: ${{ runner.os }}-arduino-compiled-v3-${{ matrix.board }}-${{ github.sha }}
          restore-keys: ${{ runner.os }}-arduino-compiled-v3-${{ matrix.board }}-

      - name: Update $PATH
        run: echo "$HOME/.local/bin" >> $GITHUB_PATH

      - name: Install Arduino CLI
        run: |
          mkdir -p "$HOME/.local/bin"
          which arduino-cli || { curl -fsSL https://raw.githubusercontent.com/arduino/arduino-cli/master/install.sh | BINDIR="$HOME/.local/bin" sh; }
          mkdir -p "$HOME/.arduino15"
          cp "$GITHUB_WORKSPACE/tools/arduino-cli.yaml" "$HOME/.arduino15"
          arduino-cli core update-index

      - name: Install Arduino Boards
        run: |
          arduino-cli core install arduino:avr arduino:mbed_nano arduino:mbed_rp2040 arduino:samd esp32:esp32 esp8266:esp8266 arduino:sam arduino:megaavr teensy:avr
          arduino-cli core upgrade
          arduino-cli cache clean
          version=$(arduino-cli core list | grep 'teensy:avr' | awk '{print $2}') && { sed -i 's/^recipe.hooks.postbuild/# recipe.hooks.postbuild/g' $HOME/.arduino15/packages/teensy/hardware/avr/$version/platform.txt ||:; }
          version=$(arduino-cli core list | grep 'arduino:mbed_nano' | awk '{print $2}') && { patch "$HOME/.arduino15/packages/arduino/hardware/mbed_nano/$version/cores/arduino/Arduino.h" -i "$GITHUB_WORKSPACE/scripts/patches/ARDUINO_LIB_DISCOVERY_PHASE.patch" ||:; }

      - name: Install Arduino Libraries
        run: |
          mkdir -p "$HOME/Arduino/libraries" && cd "$_"
          [ -d Adafruit-GFX-Library ] || git clone https://github.com/adafruit/Adafruit-GFX-Library.git --depth=1 &
          [ -d Adafruit_SSD1306 ] || git clone https://github.com/adafruit/Adafruit_SSD1306.git --depth=1 &
          [ -d Adafruit_BusIO ] || git clone https://github.com/adafruit/Adafruit_BusIO.git --depth=1 &
          [ -d FastLED ] || git clone https://github.com/FastLED/FastLED.git --depth=1 &
          [ -d MIDIUSB ] || git clone https://github.com/arduino-libraries/MIDIUSB.git --depth=1 &
          [ -d Audio ] || git clone https://github.com/PaulStoffregen/Audio.git --depth=1 &
          [ -d Arduino-AppleMIDI-Library ] || git clone https://github.com/lathoub/Arduino-AppleMIDI-Library.git --depth=1 --branch v3.1.2 &
          [ -d arduino_midi_library ] || git clone https://github.com/FortySevenEffects/arduino_midi_library.git --depth=1 &
          ln -snf "$GITHUB_WORKSPACE" "$HOME/Arduino/libraries/"
          cp "$GITHUB_WORKSPACE/examples/3. MIDI Interfaces/AppleMIDI/WiFi-Credentials.example.h" "$GITHUB_WORKSPACE/examples/3. MIDI Interfaces/AppleMIDI/WiFi-Credentials.h"

      - name: Cache Python Packages 
        uses: actions/cache@v2.1.4
        with:
          path: ~/.venv
          key: ${{ runner.os }}-python-venv-v2-${{ github.sha }}
          restore-keys: ${{ runner.os }}-python-venv-v2-

      - name: Install Python Packages
        run: |
          [ -d "$HOME/.venv" ] || python3 -m venv "$HOME/.venv"
          source "$HOME/.venv/bin/activate"
          python3 -m pip install -U pyyaml pyserial

      - name: Compile Examples
        run: |
          source "$HOME/.venv/bin/activate"
          python3 "$GITHUB_WORKSPACE/tools/arduino-example-builder.py" "${{ matrix.board }}" --examples_dir "$GITHUB_WORKSPACE/examples"