name: CI

on:
  workflow_dispatch:
  pull_request:
  push:
    branches:
      - main
      - v[0123456789]*

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  FORCE_COLOR: 3

permissions: {}

jobs:
  lint:
    name: Format
    runs-on: ubuntu-latest
    timeout-minutes: 8
    steps:
      - uses: actions/checkout@v5
        with:
          fetch-depth: 0
          persist-credentials: false
      - uses: actions/setup-python@v5
        with:
          python-version: "3.12"
      - uses: astral-sh/setup-uv@v6
      - name: Install nox
        run: uv tool install nox
      - uses: pre-commit/action@v3.0.1
        with:
          extra_args: --all-files
      - name: Run PyLint
        run: nox -s pylint -- --output-format=github
      - name: Run nox generator
        run: |
          nox -t gen
          git diff --exit-code

  checks:
    name:
      🐍 ${{ matrix.python-version }} • CMake ${{ matrix.cmake-version }} on ${{
      matrix.runs-on }}
    runs-on: ${{ matrix.runs-on }}
    timeout-minutes: 40
    strategy:
      fail-fast: false
      matrix:
        python-version: ["3.8", "pypy-3.10", "3.13", "3.14"]
        runs-on: [ubuntu-latest, macos-14]
        cmake-version: ["3.15.x"]

        include:
          - python-version: "pypy-3.9"
            runs-on: windows-2022
            cmake-version: "3.21.x"
          - python-version: "3.11"
            runs-on: windows-2022
            cmake-version: "3.26.x"
          - python-version: "pypy-3.9"
            runs-on: ubuntu-latest
            cmake-version: "3.15.x"
          - python-version: "3.8"
            runs-on: ubuntu-latest
            cmake-version: "3.21.x"
          - python-version: "3.9"
            runs-on: ubuntu-latest
            cmake-version: "3.20.x"
          - python-version: "3.9"
            runs-on: macos-13
            cmake-version: "3.18.x"
          - python-version: "3.12"
            runs-on: macos-13
            cmake-version: "3.29.x"
          - python-version: "3.10"
            runs-on: ubuntu-latest
            cmake-version: "3.22.x"
          - python-version: "3.11"
            runs-on: ubuntu-latest
            cmake-version: "3.26.x"
          - python-version: "3.8"
            runs-on: windows-2022
            cmake-version: "3.24.x"
          - python-version: "3.12"
            runs-on: windows-latest
            cmake-version: "3.26.x"
          # TODO: CMake doesn't work with beta 1 on Windows
          # - python-version: "3.14"
          #   runs-on: windows-latest
          #   cmake-version: "4.0.x"
          - python-version: "3.13"
            runs-on: windows-latest
            cmake-version: "3.26.x"
          - python-version: "3.8"
            runs-on: ubuntu-22.04
            cmake-version: "3.15.x"
          - python-version: "3.13"
            runs-on: ubuntu-24.04-arm
            cmake-version: "3.31.x"
          - python-version: "3.12"
            runs-on: windows-11-arm
            cmake-version: "4.0"

    steps:
      - uses: actions/checkout@v5
        with:
          persist-credentials: false

      - uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}
          allow-prereleases: true
          # Python 3.13.4 broken on Windows
          check-latest: >-
            ${{ matrix.python-version == '3.13' && runner.os == 'Windows' }}

      - uses: astral-sh/setup-uv@v6

      - name: Install package (uv)
        run:
          uv pip install
          -e.[test,test-meta,test-numpy,test-schema,test-hatchling,wheels,cov,wheel-free-setuptools]
          --system

      - name: Test package
        if: "!contains(matrix.python_version, 'pypy')"
        run: >-
          pytest -ra --showlocals --cov --cov-report=xml --cov-report=term -n
          auto --durations=20

      - name: Test package (two attempts)
        uses: nick-fields/retry@v3
        if: "contains(matrix.python_version, 'pypy')"
        with:
          max_attempts: 2
          retry_on: error
          timeout_seconds: 5
          command: >-
            pytest -ra --showlocals --cov --cov-report=xml --cov-report=term
            --durations=20 -n auto

      - name: Upload coverage report
        uses: codecov/codecov-action@v5
        with:
          name:
            ${{ runner.os }}-${{ matrix.python-version }}-${{
            matrix.cmake-version }}
          verbose: true
          token: 6d9cc0e0-158a-41ee-b8f4-0318d3595ac2

  min:
    name: Min 🐍 ${{ matrix.python-version }} on ${{ matrix.runs-on }}
    runs-on: ${{ matrix.runs-on }}
    timeout-minutes: 40
    strategy:
      fail-fast: false
      matrix:
        python-version: ["3.8", "3.11"]
        runs-on: [ubuntu-latest, macos-13, windows-latest]

    steps:
      - uses: actions/checkout@v5
        with:
          persist-credentials: false

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

      - uses: astral-sh/setup-uv@v6

      # The min requirements are not compatible with some of the extra test
      # deps, so limit to just built-in deps.
      - name: Install extra helpers
        run: uv pip install ninja --system

      - name: Install min requirements
        run: |
          uv pip install -e .[test,pyproject] --resolution=lowest-direct --system

      - name: Setup CMake 3.15
        uses: jwlawson/actions-setup-cmake@v2.0
        if: runner.os != 'Windows'
        with:
          cmake-version: "3.15.x"

        # First version to support VS 17.0
      - name: Setup CMake 3.21
        uses: jwlawson/actions-setup-cmake@v2.0
        if: runner.os == 'Windows'
        with:
          cmake-version: "3.21.x"

      - name: Show installed packages
        run: pip list

      - name: Test min package
        run: pytest -n auto -ra --showlocals -Wdefault

  manylinux:
    name: Manylinux on 🐍 3.13 • Free-threaded
    runs-on: ubuntu-latest
    timeout-minutes: 40
    container: quay.io/pypa/musllinux_1_2_x86_64:latest
    steps:
      - uses: actions/checkout@v5
        with:
          fetch-depth: 0
          persist-credentials: false

      - name: Prepare venv
        run: python3.13t -m venv /venv

      - name: Install deps
        run: /venv/bin/pip install -e .[test] ninja

      - name: Test package
        run: /venv/bin/pytest

  cygwin:
    name: Tests on 🐍 3.9 • cygwin
    runs-on: windows-latest
    timeout-minutes: 40

    steps:
      - uses: actions/checkout@v5
        with:
          fetch-depth: 0
          persist-credentials: false

      - uses: cygwin/cygwin-install-action@v6
        with:
          platform: x86_64
          packages:
            cmake ninja git make gcc-g++ python39 python39-devel python39-pip

      - name: Install
        run: python3.9 -m pip install .[test]

      - name: Test package
        run:
          python3.9 -m pytest -n auto -ra --showlocals -m "not virtualenv"
          --durations=20

  msys:
    name: Tests on 🐍 3 • msys UCRT
    runs-on: windows-latest
    timeout-minutes: 30

    defaults:
      run:
        shell: msys2 {0}

    steps:
      - uses: msys2/setup-msys2@v2
        with:
          msystem: UCRT64
          path-type: minimal
          update: true
          install: >-
            base-devel git
          pacboy: >-
            python:p python-pip:p gcc:p cmake:p

      - uses: actions/checkout@v5
        with:
          fetch-depth: 0
          persist-credentials: false

      - name: Install
        run: python -m pip install .[test]

      - name: Test package
        run: >-
          python -m pytest -n auto -ra --showlocals -m "not broken_on_urct"
          --durations=20

  mingw64:
    name: Tests on 🐍 3 • mingw64
    runs-on: windows-latest
    timeout-minutes: 30

    defaults:
      run:
        shell: msys2 {0}

    steps:
      - uses: msys2/setup-msys2@v2
        with:
          msystem: mingw64
          path-type: minimal
          update: true
          install: >-
            base-devel git
          pacboy: >-
            python:p python-pip:p gcc:p cmake:p

      - uses: actions/checkout@v5
        with:
          fetch-depth: 0
          persist-credentials: false

      - name: Install
        run: python -m pip install .[test]

      - name: Test package
        run: >-
          python -m pytest -n auto -ra --showlocals -m "not setuptools"
          --durations=20
        env:
          SETUPTOOLS_USE_DISTUTILS: "local"

  dist:
    name: Distribution build
    runs-on: ubuntu-latest
    timeout-minutes: 5

    steps:
      - uses: actions/checkout@v5
        with:
          fetch-depth: 0
          persist-credentials: false

      - uses: hynek/build-and-inspect-python-package@v2

  docs:
    name: Docs on ${{ matrix.runs-on }}
    runs-on: ${{ matrix.runs-on }}
    timeout-minutes: 25
    strategy:
      matrix:
        runs-on: [ubuntu-latest, macos-latest] # Windows command output issue (wrong Python selected)

    steps:
      - uses: actions/checkout@v5
        with:
          fetch-depth: 0
          persist-credentials: false

      - uses: astral-sh/setup-uv@v6

      - uses: wntrblm/nox@2025.05.01
        with:
          python-versions: "3.12"

      - name: Linkcheck
        if: runner.os == 'Linux'
        run: nox -s docs -- -b linkcheck

      - name: Manpage
        run: nox -s docs -- -b man -W

      - name: Build docs with warnings as errors
        if: runner.os == 'Linux'
        run: nox -s docs -- -W

      - name: Check examples
        run: nox -s test_doc_examples

      - name: Verify no changes required to API docs
        run: |
          nox -s build_api_docs
          git diff --exit-code

  pass:
    if: always()
    needs: [lint, checks, min, cygwin, dist, docs]
    runs-on: ubuntu-latest
    timeout-minutes: 2
    steps:
      - name: Decide whether the needed jobs succeeded or failed
        uses: re-actors/alls-green@release/v1
        with:
          jobs: ${{ toJSON(needs) }}