upload.yml

name: Build & Publish to PyPI

on:
  workflow_dispatch:
    inputs:
      name:
        description: "Upload to PyPi?"
        required: true
        default: "true"
        type: choice
        options:
          - "true"
          - "false"

jobs:
  build_wheels_base:
    runs-on: ${{ matrix.os }}
    defaults:
      run:
        shell: bash
    strategy:
      fail-fast: false
      matrix:
        os: [macos-14, ubuntu-latest, windows-latest]
    env:
      # Base `svv` wheel: build once per platform (tagged py3-none-<plat>)
      CIBW_BUILD: "cp39-*"
      CIBW_ARCHS_LINUX: "x86_64 aarch64"
      CIBW_ARCHS_MACOS: "universal2"
      CIBW_ARCHS_WINDOWS: "AMD64"
      CIBW_BUILD_VERBOSITY: 3
      # Ensure a broad Linux compatibility baseline (glibc 2.17)
      CIBW_MANYLINUX_X86_64: "manylinux2014"
      CIBW_MANYLINUX_AARCH64: "manylinux2014"
      # Build MMG + svZeroDSolver into the package layout before wheel build
      CIBW_BEFORE_BUILD_LINUX: "python -m pip install -U pip setuptools wheel cmake && python .github/scripts/build_mmg.py --version 5.8.0 --jobs 2 && python .github/scripts/build_0d.py --version 3.0 --jobs 2"
      CIBW_BEFORE_BUILD_MACOS: "python -m pip install -U pip setuptools wheel cmake && python .github/scripts/build_mmg.py --version 5.8.0 --arch universal2 --jobs 2 && python .github/scripts/build_0d.py --version 3.0 --arch universal2 --jobs 2"
      CIBW_BEFORE_BUILD_WINDOWS: "python -m pip install -U pip setuptools wheel cmake && python .github/scripts/build_mmg.py --version 5.8.0 --arch x86_64 --jobs 2 && python .github/scripts/build_0d.py --version 3.0 --arch x86_64 --jobs 2"
      # Enforce that expected executables exist at wheel-build time
      CIBW_ENVIRONMENT_LINUX: "PIP_NO_CACHE_DIR=1 SVV_REQUIRE_MMG=1 SVV_REQUIRE_SOLVER_0D=1"
      CIBW_ENVIRONMENT_WINDOWS: "PIP_NO_CACHE_DIR=1 SVV_REQUIRE_MMG=1 SVV_REQUIRE_SOLVER_0D=1"
      CIBW_ENVIRONMENT_MACOS: "PIP_NO_CACHE_DIR=1 SVV_REQUIRE_MMG=1 SVV_REQUIRE_SOLVER_0D=1 SVV_MMG_ARCH=universal2 SVV_SOLVER_0D_ARCH=universal2 MACOSX_DEPLOYMENT_TARGET=11.0"

    steps:
      - name: Check out code
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.12"

      - name: Install cibuildwheel
        run: python -m pip install --upgrade pip && python -m pip install cibuildwheel

      - name: Set up QEMU (Linux only)
        if: runner.os == 'Linux'
        uses: docker/setup-qemu-action@v3
        with:
          platforms: arm64

      - name: Build wheels (svv)
        run: cibuildwheel --output-dir dist

      - name: Validate built wheel(s) (macOS)
        if: runner.os == 'macOS'
        run: |
          set -euo pipefail
          python -m venv .venv
          source .venv/bin/activate
          python -m pip install -U pip
          wheel=$(ls dist/svv-*.whl | head -n 1)
          python -m pip install --no-deps "$wheel"
          python - <<'PY'
          import os
          import subprocess
          import tempfile

          os.chdir(tempfile.mkdtemp(prefix="svv-wheel-validate-"))

          from svv.utils.remeshing.mmg import get_mmg_exe
          from svv.utils.solvers.solver_0d import get_solver_0d_exe

          exe = get_mmg_exe("mmgs")
          print("MMG selected:", exe)
          # MMG may return non-zero for help/usage; only validate it executes.
          proc = subprocess.run(
            [str(exe), "-h"],
            stdout=subprocess.DEVNULL,
            stderr=subprocess.DEVNULL,
            timeout=10,
            check=False,
          )
          print("mmgs -h exit:", proc.returncode)

          solver_0d = get_solver_0d_exe()
          print("0D solver selected:", solver_0d)
          proc = subprocess.run(
            [str(solver_0d), "-h"],
            stdout=subprocess.DEVNULL,
            stderr=subprocess.DEVNULL,
            timeout=10,
            check=False,
          )
          print("svzerodsolver -h exit:", proc.returncode)
          PY

      - name: Set up Python 3.9 for release smoke test (macOS)
        if: runner.os == 'macOS'
        uses: actions/setup-python@v5
        with:
          python-version: "3.9"

      - name: Run release smoke test in fresh Python 3.9 env (macOS)
        if: runner.os == 'macOS'
        run: bash .github/scripts/release_smoke_macos_py39.sh

      - name: Validate built wheel(s) (Windows)
        if: runner.os == 'Windows'
        run: |
          set -euo pipefail
          python -m venv .venv
          source .venv/Scripts/activate
          python -m pip install -U pip
          wheel=$(ls dist/svv-*win_amd64.whl | head -n 1)
          python -m pip install --no-deps "$wheel"
          python - <<'PY'
          import os
          import subprocess
          import tempfile

          os.chdir(tempfile.mkdtemp(prefix="svv-wheel-validate-"))

          from svv.utils.remeshing.mmg import get_mmg_exe
          from svv.utils.solvers.solver_0d import get_solver_0d_exe

          exe = get_mmg_exe("mmgs")
          print("MMG selected:", exe)
          proc = subprocess.run(
            [str(exe), "-h"],
            stdout=subprocess.DEVNULL,
            stderr=subprocess.DEVNULL,
            timeout=10,
            check=False,
          )
          print("mmgs -h exit:", proc.returncode)

          solver_0d = get_solver_0d_exe()
          print("0D solver selected:", solver_0d)
          proc = subprocess.run(
            [str(solver_0d), "-h"],
            stdout=subprocess.DEVNULL,
            stderr=subprocess.DEVNULL,
            timeout=10,
            check=False,
          )
          print("svzerodsolver -h exit:", proc.returncode)
          PY

      - name: Validate built wheel(s) (Linux)
        if: runner.os == 'Linux'
        run: |
          set -euo pipefail
          ls -la dist
          for wheel in dist/svv-*linux*.whl; do
            python .github/scripts/validate_linux_wheel.py "$wheel"
          done

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: cibw-wheels-base-${{ matrix.os }}
          path: dist

  build_wheels_accelerated:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [macos-latest, ubuntu-latest, windows-latest]
    env:
      CIBW_BUILD: "cp39-* cp310-* cp311-* cp312-* cp313-*"
      CIBW_ARCHS_LINUX: "x86_64 aarch64"
      CIBW_ARCHS_MACOS: "universal2"
      CIBW_ARCHS_WINDOWS: "AMD64"
      CIBW_BUILD_VERBOSITY: 3
      # Install build deps before building each wheel (use python -m pip for Windows compatibility)
      CIBW_BEFORE_BUILD: "python -m pip install -U pip setuptools wheel cython numpy cmake"
      # Tell setup.py to build the companion 'svv-accelerated' distribution
      CIBW_ENVIRONMENT: "PIP_NO_CACHE_DIR=1 SVV_ACCEL_COMPANION=1"

    steps:
      - name: Check out code
        uses: actions/checkout@v4

      - name: Install cibuildwheel
        run: python -m pip install --upgrade pip && pip install cibuildwheel

      - name: Set up QEMU (Linux only)
        if: runner.os == 'Linux'
        uses: docker/setup-qemu-action@v3
        with:
          platforms: arm64

      - name: Build wheels (svv-accelerated)
        run: cibuildwheel --output-dir dist

      - name: Upload artifacts
        uses: actions/upload-artifact@v4
        with:
          name: cibw-wheels-accelerated-${{ matrix.os }}
          path: dist

  build_sdist:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install build dependencies
        run: |
          python -m pip install --upgrade pip && pip install build

      - name: Build sdist
        run: python -m build --sdist

      - uses: actions/upload-artifact@v4
        with:
          name: cibw-sdist
          path: dist/*.tar.gz

  upload_pypi:
    needs: [build_wheels_base, build_wheels_accelerated, build_sdist]
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/download-artifact@v4
        with:
          # download all artifacts from previous jobs (base wheels, sdist, accelerated wheels)
          pattern: '*'
          path: dist
          merge-multiple: true

      - name: Install build dependencies
        run: |
          pip install --upgrade pip && pip install twine

      - name: Upload base package (svv) to PyPI
        run: |
          set -euo pipefail
          files=$(ls dist/svv-*.whl dist/svv-*.tar.gz 2>/dev/null | grep -v 'svv[-_]accelerated' || true)
          if [ -z "$files" ]; then
            echo "No base svv artifacts found; skipping upload."
            exit 0
          fi
          if [ -z "${{ secrets.PYPI_PASSWORD_SVV }}" ]; then
            echo "::error title=Missing secret::The repository secret 'PYPI_PASSWORD_SVV' is not configured. Set it to a PyPI API token with access to the 'svv' project.";
            exit 1
          fi
          twine upload --non-interactive --skip-existing --verbose --repository pypi $files
        env:
          TWINE_USERNAME: __token__
          TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD_SVV }}

      - name: Upload accelerated wheels (svv-accelerated) to PyPI
        run: |
          set -euo pipefail
          # Wheel filenames normalize '-' to '_' (PEP 427), e.g. svv_accelerated-0.0.42-...
          files=$(ls dist/svv[-_]accelerated-*.whl 2>/dev/null || true)
          if [ -z "$files" ]; then
            echo "No svv-accelerated artifacts found; skipping upload."
            exit 0
          fi
          if [ -z "${{ secrets.PYPI_PASSWORD_ACCEL }}" ]; then
            echo "::error title=Missing secret::The repository secret 'PYPI_PASSWORD_ACCEL' is not configured. Set it to a PyPI API token with access to the 'svv-accelerated' project.";
            exit 1
          fi
          twine upload --non-interactive --skip-existing --verbose --repository pypi $files
        env:
          TWINE_USERNAME: __token__
          TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD_ACCEL }}

      - name: Extract version from artifacts
        id: extract_version
        run: |
          set -euo pipefail
          file=$(ls dist/svv-*.whl 2>/dev/null | head -n1 || true)
          if [ -z "$file" ]; then file=$(ls dist/svv-*.tar.gz 2>/dev/null | head -n1 || true); fi
          if [ -z "$file" ]; then
            echo "::error title=Version detection failed::No base svv artifact found to determine version."; exit 1
          fi
          base=$(basename "$file")
          # Extract version after 'svv-' up to next '-'
          version=$(echo "$base" | sed -E 's/^svv-([^\-]+).*/\1/')
          echo "Detected version: $version"
          echo "version=$version" >> "$GITHUB_OUTPUT"

      - name: Create GitHub Release and upload artifacts
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ steps.extract_version.outputs.version }}
          name: svv ${{ steps.extract_version.outputs.version }}
          generate_release_notes: true
          draft: false
          prerelease: false
          files: |
            dist/svv-*.whl
            dist/svv-*.tar.gz
            dist/svv_accelerated-*.whl
            dist/svv-accelerated-*.whl