name: Build RISC-V

on:
  workflow_dispatch:
  push:
    paths:
      - 'src/**'
      - 'examples/**'
      - 'lib/**'
      - 'hw/**'
      - 'tools/get_deps.py'
      - '.github/workflows/build_riscv.yml'
  pull_request:
    branches: [ master ]
    paths:
      - 'src/**'
      - 'examples/**'
      - 'lib/**'
      - 'hw/**'
      - 'tools/get_deps.py'
      - '.github/workflows/build_riscv.yml'

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  build-riscv:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        family:
        # Alphabetical order
        - 'ch32v307'
        - 'fomu'
        - 'gd32vf103'
    steps:
    - name: Setup Python
      uses: actions/setup-python@v5
      with:
        python-version: '3.x'

    - name: Checkout TinyUSB
      uses: actions/checkout@v4

    - name: Set Toolchain URL
      run: echo >> $GITHUB_ENV TOOLCHAIN_URL=https://github.com/xpack-dev-tools/riscv-none-embed-gcc-xpack/releases/download/v10.1.0-1.1/xpack-riscv-none-embed-gcc-10.1.0-1.1-linux-x64.tar.gz

    - name: Cache Toolchain
      uses: actions/cache@v3
      id: cache-toolchain
      with:
        path: ~/cache/
        key: ${{ runner.os }}-21-03-04-${{ env.TOOLCHAIN_URL }}

    - name: Install Toolchain
      if: steps.cache-toolchain.outputs.cache-hit != 'true'
      run: |
        mkdir -p ~/cache/toolchain
        wget --progress=dot:mega $TOOLCHAIN_URL -O toolchain.tar.gz
        tar -C ~/cache/toolchain -xaf toolchain.tar.gz

    - name: Set Toolchain Path
      run: echo >> $GITHUB_PATH `echo ~/cache/toolchain/*/bin`

    - name: Get Dependencies
      run: python3 tools/get_deps.py ${{ matrix.family }}

    - name: Build
      run: python3 tools/build_make.py ${{ matrix.family }}