name: CI

on:
  push:
    branches: [ "**" ]
  pull_request:
    branches: [ "**" ]

jobs:
  build:
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-python@v4
        with:
          python-version: '3.11'
      - name: Install build tools (Linux/macOS)
        if: runner.os != 'Windows'
        shell: bash
        run: |
          if [ "$RUNNER_OS" = "Linux" ]; then
            sudo apt-get update
            sudo apt-get install -y pkg-config build-essential
          else
            brew install pkg-config
          fi
      - name: Install MSYS2 and secp256k1
        if: runner.os == 'Windows'
        id: msys
        uses: msys2/setup-msys2@v2
        with:
          update: true
          install: >-
            mingw-w64-x86_64-toolchain
            mingw-w64-x86_64-libsecp256k1
      - name: Set PKG_CONFIG_PATH
        if: runner.os == 'Windows'
        shell: bash
        run: echo "PKG_CONFIG_PATH=${{ steps.msys.outputs.msys2-location }}/mingw64/lib/pkgconfig" >> $GITHUB_ENV
      - name: Set libsecp256k1 path
        if: runner.os == 'Windows'
        shell: bash
        run: echo "SECP256K1_LIB_DIR=${{ steps.msys.outputs.msys2-location }}/mingw64" >> $GITHUB_ENV
      - name: Cache pip
        uses: actions/cache@v3
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('src/requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-
      - name: Set up Python dependencies
        id: deps
        run: |
          python -m pip install --upgrade pip
          pip install -r src/requirements.txt
      - name: Run tests with coverage
        run: |
          pytest --cov=src --cov-report=xml --cov-report=term-missing \
            --cov-fail-under=20 src/tests
      - name: Upload coverage report
        uses: actions/upload-artifact@v4
        with:
          name: coverage-xml-${{ matrix.os }}
          path: coverage.xml