name: "Test Python Lib"
on:
  push:
    branches:
      - main
      - devel
      - deploy
  pull_request:

permissions:
  contents: read
  pull-requests: read

jobs:
  develop-matrix:
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]
        python: ['3.9', '3.10', '3.11', '3.12']
    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup python
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python }}

      - name: Install lib
        run: |
          pip install --upgrade pip
          pip install -e .

      - name: pytest
        run: |
          pip install matplotlib
          pip install pytest
          pytest GPy/testing

      - name: Build wheel
        run: |
          pip install setuptools
          pip install wheel
          python setup.py bdist_wheel

      - name: Archive build artifacts
        uses: actions/upload-artifact@v4
        with:
          name: build-artifacts-${{ matrix.os }}-${{ matrix.python }}
          path: dist

  deploy:
    runs-on: ubuntu-latest
    needs: develop-matrix
    # if: github.event_name == 'release' && github.event.action == 'created'
    steps:
      - name: Checkout
        uses: actions/checkout@v4

       # Extract matrix parameters from the build job
      - name: Set matrix parameters
        run: |
          os=${{ needs.build.outputs.os }}
          python=${{ needs.build.outputs.python }}
          echo "Matrix parameters: OS=$os, Python=$python"
          echo "::set-env name=OS::$os"
          echo "::set-env name=PYTHON::$python"

      - name: Setup python
        uses: actions/setup-python@v4
        with:
          python-version: '3.9'

      - name: Install twine
        run: |
          pip install --upgrade pip
          pip install twine

      - name: Download build artifacts
        uses: actions/download-artifact@v4
        with:
          name: build-artifacts-${{ env.OS }}-${{ env.PYTHON }}
          path: dist

      - name: Inspect dist files
        run: |
          ls -la dist

      - name: Upload to PyPI using twine
        run: |
          twine upload --skip-existing dist/*
        env:
          TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
          TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}