name: Pip

on:
  push:
    branches: [main, master]
  pull_request:
    branches: [main, master]
  workflow_dispatch:

jobs:
  test:
    name: Test on Python ${{ matrix.python-version }}
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        python-version: ['3.12', '3.13']

    steps:
    - name: Checkout code
      uses: actions/checkout@v5
      with:
        submodules: recursive

    - name: Verify submodules
      run: |
        echo "Checking submodule status:"
        git submodule status
        echo "Checking libbpf directory:"
        ls -la libbpf/
        echo "Checking libbpf/src:"
        ls -la libbpf/src/ || echo "libbpf/src not found!"

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v5
      with:
        python-version: ${{ matrix.python-version }}

    - name: Install system dependencies
      run: |
        sudo apt-get update
        sudo apt-get install -y \
          libbpf-dev \
          libelf-dev \
          zlib1g-dev \
          build-essential \
          clang \
          cmake \
          ninja-build \
          pkg-config \
          git \
          make

    - name: Install Python build dependencies
      run: |
        python -m pip install --upgrade pip
        pip install --upgrade "setuptools>=77.0.0" wheel
        pip install cmake ninja pybind11

    - name: Check build requirements
      run: |
        echo "Python version:"
        python --version
        echo "CMake version:"
        cmake --version
        echo "Ninja version:"
        ninja --version
        echo "Setuptools version:"
        python -c "import setuptools; print(setuptools.__version__)"

    - name: Build and install pylibbpf (verbose)
      run: |
        pip install -v -e . 2>&1 | tee build.log
      continue-on-error: false

    - name: Check build output
      run: |
        echo "Build directory contents:"
        find build -type f -name "*.so" 2>/dev/null || echo "No .so files found in build/"
        echo ""
        echo "Looking for pylibbpf extension:"
        find . -name "pylibbpf*.so" -o -name "pylibbpf*.pyd"
        echo ""
        echo "Site-packages contents:"
        python -c "import site; print(site.getsitepackages())"
        ls -la $(python -c "import site; print(site.getsitepackages()[0])")/pylibbpf/ || echo "pylibbpf not in site-packages"

    - name: Try importing extension directly
      run: |
        python -c "
        import sys
        print('Python path:', sys.path)
        try:
            from pylibbpf import pylibbpf
            print('Successfully imported pylibbpf.pylibbpf')
            print('pylibbpf.pylibbpf members:', dir(pylibbpf))
        except ImportError as e:
            print(f'Failed to import pylibbpf.pylibbpf: {e}')
        "

    - name: Verify extension loaded
      run: |
        python -c "import pylibbpf; print('Members:', dir(pylibbpf)); assert hasattr(pylibbpf, 'BpfObject'), 'BpfObject not found!'; print('✓ OK')"

    - name: Install test dependencies
      if: success()
      run: |
        pip install pytest pytest-cov

    - name: Run tests
      if: success()
      run: |
        python -I -m pytest -v -s --cov=pylibbpf --cov-report=term-missing