name: Python Package

permissions:
  contents: read

on:
  release:
    types: [published]
  push:
  pull_request:
  workflow_dispatch:

jobs:
  build_wheels:
    name: Build wheels on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, ubuntu-24.04-arm, macos-latest]

    steps:
      - uses: actions/checkout@v5

      # Run locally with: pipx run cibuildwheel --platform linux python
      - name: Build wheels
        uses: pypa/cibuildwheel@v3.1.4
        with:
          package-dir: python

      - uses: actions/upload-artifact@v4
        with:
          name: opendht-wheels-${{ matrix.os }}
          path: ./wheelhouse/*.whl
  
  build_wheels_windows:
    name: Build wheels on Windows
    runs-on: windows-latest
    env:
      VCPKG_VERSION: "2025.07.25"
      VCPKG_INSTALLATION_ROOT: "C:\\vcpkg"
      VCPKG_DISABLE_METRICS: "1"
      VCPKG_DEFAULT_TRIPLET: x64-windows-release
      VCPKG_INSTALLED_DIR: ${{ github.workspace }}\vcpkg_installed
      VCPKG_DEFAULT_BINARY_CACHE: ${{ github.workspace }}\vcpkg_binary_cache

    steps:
      - uses: actions/checkout@v5

      - name: Cache vcpkg installed packages
        id: cache-vcpkg
        uses: actions/cache@v4
        with:
          path: |
            ${{ env.VCPKG_INSTALLED_DIR }}
            ${{ env.VCPKG_DEFAULT_BINARY_CACHE }}
          key: ${{ runner.os }}-vcpkg-${{ env.VCPKG_VERSION }}-${{ env.VCPKG_DEFAULT_TRIPLET }}-${{ hashFiles('**/vcpkg.json', '**/vcpkg-configuration.json') }}-${{ hashFiles('.github/workflows/windows-build.yml') }}

      - name: Setup vcpkg and install dependencies
        if: steps.cache-vcpkg.outputs.cache-hit != 'true'
        run: |
          New-Item -Path "${{ env.VCPKG_INSTALLED_DIR }}" -ItemType Directory -Force
          New-Item -Path "${{ env.VCPKG_DEFAULT_BINARY_CACHE }}" -ItemType Directory -Force
          vcpkg install `
            --recurse `
            --clean-after-build `
            --triplet=${{ env.VCPKG_DEFAULT_TRIPLET }} `
            --x-install-root=${{ env.VCPKG_INSTALLED_DIR }}
        shell: pwsh

      - name: Build wheels
        run: |
          pip install cython delvewheel build
          cmake -S . -B build `
            -DCMAKE_BUILD_TYPE=Release `
            -DVCPKG_TARGET_TRIPLET=${{ env.VCPKG_DEFAULT_TRIPLET }} `
            -DCMAKE_TOOLCHAIN_FILE=${{ env.VCPKG_INSTALLATION_ROOT }}\scripts\buildsystems\vcpkg.cmake `
            -DVCPKG_INSTALLED_DIR=${{ env.VCPKG_INSTALLED_DIR }} `
            -DBUILD_TESTING=OFF `
            -DOPENDHT_C=OFF `
            -DOPENDHT_TOOLS=OFF `
            -DOPENDHT_PYTHON=ON `
            -DOPENDHT_PROXY_CLIENT=ON `
            -DOPENDHT_PROXY_SERVER=ON
          cd build
          pipx run cibuildwheel python
        shell: pwsh

      - uses: actions/upload-artifact@v4
        with:
          name: opendht-wheels-win_amd64
          path: ./build/wheelhouse/*.whl

  publish:
    runs-on: ubuntu-latest
    needs: [build_wheels, build_wheels_windows]
    steps:
    - uses: actions/download-artifact@v5
      with:
        pattern: opendht-wheels-*
        path: dist
        merge-multiple: true

    - name: Publish package
      if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        password: ${{ secrets.PYPI_API_TOKEN }}