# This file is part of Hypothesis, which may be found at
# https://github.com/HypothesisWorks/hypothesis/
#
# Copyright the Hypothesis Authors.
# Individual contributors are listed in AUTHORS.rst and the git log.
#
# This Source Code Form is subject to the terms of the Mozilla Public License,
# v. 2.0. If a copy of the MPL was not distributed with this file, You can
# obtain one at https://mozilla.org/MPL/2.0/.

import datetime
import re
import sys
import types
from pathlib import Path

from docutils import nodes
from sphinx.util.docutils import SphinxRole

root = Path(__file__).parent.parent
sys.path.append(str(root / "src"))
sys.path.append(str(Path(__file__).parent / "_ext"))

#needs_sphinx = re.search(
#    r"sphinx==([0-9\.]+)", root.joinpath("../requirements/tools.txt").read_text()
#).group(1)
default_role = "py:obj"
nitpicky = True

autodoc_member_order = "bysource"
autodoc_typehints = "none"
maximum_signature_line_length = 60  # either one line, or one param per line

extensions = [
    "sphinx.ext.autodoc",
    "sphinx.ext.extlinks",
    "sphinx.ext.viewcode",
    "sphinx.ext.intersphinx",
    "sphinx.ext.napoleon",
    # loading this extension overrides the default -b linkcheck behavior with
    # custom url ignore logic. see hypothesis_linkcheck.py for details.
    "hypothesis_linkcheck",
    "hypothesis_redirects",
]

templates_path = ["_templates"]

# config for hypothesis_redirects
redirects = {
    "details": "reference/index.html",
    "data": "reference/strategies.html",
    "database": "reference/api.html#database",
    # "stateful": "reference/api.html#stateful-tests",
    "reproducing": "reference/api.html",
    "ghostwriter": "reference/integrations.html#ghostwriter",
    "django": "reference/strategies.html#django",
    "numpy": "reference/strategies.html#numpy",
    "observability": "reference/integrations.html#observability",
    "settings": "reference/api.html#settings",
    "endorsements": "usage.html#testimonials",
    # TODO enable when we actually rename them
    # "extras": "extensions.html",
    "supported": "compatibility.html",
    "changes": "changelog.html",
    "strategies": "extensions.html",
    # these pages were removed without replacement
    "support": "index.html",
    "manifesto": "index.html",
    "examples": "index.html",
}
redirect_html_template_file = "redirect.html.template"

source_suffix = ".rst"

# The master toctree document.
master_doc = "index"

# General information about the project.
project = "Hypothesis"
author = "the Hypothesis team"
copyright = f"2013-{datetime.date.today().year}, {author}"

_d = {}
_version_file = root.joinpath("src", "hypothesis", "version.py")
exec(_version_file.read_text(encoding="utf-8"), _d)
version = _d["__version__"]
release = _d["__version__"]


# custom role for version syntaxes.
# :v:`6.131.0`       = [v6.131.0](changelog.html#v6.13.0)
# :version:`6.131.0` = [version 6.131.0](changelog.html#v6.13.0)
class VersionRole(SphinxRole):
    def __init__(self, prefix):
        self.prefix = prefix

    def run(self):
        node = nodes.reference(
            "",
            f"{self.prefix}{self.text}",
            refuri=f"changelog.html#v{self.text.replace('.', '-')}",
        )
        return [node], []


def setup(app):
    if root.joinpath("RELEASE.rst").is_file():
        app.tags.add("has_release_file")

    # Workaround for partial-initialization problem when autodoc imports libcst
    try:
        import libcst

        import hypothesis.extra.codemods

        assert libcst
        assert hypothesis.extra.codemods
    except ModuleNotFoundError:
        pass

    # patch in mock array_api namespace so we can autodoc it
    from hypothesis.extra.array_api import (
        RELEASED_VERSIONS,
        make_strategies_namespace,
        mock_xp,
    )

    mod = types.ModuleType("xps")
    mod.__dict__.update(
        make_strategies_namespace(mock_xp, api_version=RELEASED_VERSIONS[-1]).__dict__
    )
    assert "xps" not in sys.modules
    sys.modules["xps"] = mod

    def process_signature(app, what, name, obj, options, signature, return_annotation):
        # manually override an ugly signature from .. autofunction. Alternative we
        # could manually document with `.. function:: run_conformance_test(...)`,
        # but that's less likely to stay up to date.
        if (
            name
            == "hypothesis.internal.conjecture.provider_conformance.run_conformance_test"
        ):
            # so we know if this ever becomes obsolete
            assert "_realize_objects" in signature
            signature = re.sub(
                r"_realize_objects=.*",
                "_realize_objects=st.from_type(object) | st.from_type(type).flatmap(st.from_type))",
                signature,
            )
        return signature, return_annotation

    app.connect("autodoc-process-signature", process_signature)
    app.add_role("v", VersionRole(prefix="v"))
    app.add_role("version", VersionRole(prefix="version "))


language = "en"
exclude_patterns = ["_build", "prolog.rst"]
pygments_style = "sphinx"
todo_include_todos = False

# To run linkcheck (last argument is the output dir)
#   sphinx-build --builder linkcheck hypothesis-python/docs linkcheck
linkcheck_ignore = [
    # we'll assume that python isn't going to break peps, and github isn't going
    # to break issues/pulls. (and if they did, we'd hopefully notice quickly).
    r"https://peps.python.org/pep-.*",
    r"https://github.com/HypothesisWorks/hypothesis/issues/\d+",
    r"https://github.com/HypothesisWorks/hypothesis/pull/\d+",
]

intersphinx_mapping = {
    "python": ("https://docs.python.org/3/", None),
    "numpy": ("https://numpy.org/doc/stable/", None),
    "pandas": ("https://pandas.pydata.org/pandas-docs/stable/", None),
    "pytest": ("https://docs.pytest.org/en/stable/", None),
    "django": (
        "http://docs.djangoproject.com/en/stable/",
        "http://docs.djangoproject.com/en/stable/_objects/",
    ),
    "dateutil": ("https://dateutil.readthedocs.io/en/stable/", None),
    "redis": ("https://redis.readthedocs.io/en/stable/", None),
    "attrs": ("https://www.attrs.org/en/stable/", None),
    "sphinx": ("https://www.sphinx-doc.org/en/master/", None),
    "IPython": ("https://ipython.readthedocs.io/en/stable/", None),
    "lark": ("https://lark-parser.readthedocs.io/en/stable/", None),
    "xarray": ("https://docs.xarray.dev/en/stable/", None),
}

autodoc_mock_imports = ["numpy", "pandas", "redis", "django", "pytz"]

rst_prolog = (Path(__file__).parent / "prolog.rst").read_text()

codeautolink_autodoc_inject = False
codeautolink_global_preface = """
from hypothesis import *
import hypothesis.strategies as st
from hypothesis.strategies import *
"""

# This config value must be a dictionary of external sites, mapping unique
# short alias names to a base URL and a prefix.
# See http://sphinx-doc.org/ext/extlinks.html
_repo = "https://github.com/HypothesisWorks/hypothesis/"
extlinks = {
    "commit": (_repo + "commit/%s", "commit %s"),
    "gh-file": (_repo + "blob/master/%s", "%s"),
    "gh-link": (_repo + "%s", "%s"),
    "issue": (_repo + "issues/%s", "issue #%s"),
    "pull": (_repo + "pull/%s", "pull request #%s"),
    "pypi": ("https://pypi.org/project/%s/", "%s"),
    "bpo": ("https://bugs.python.org/issue%s", "bpo-%s"),
    "xp-ref": ("https://data-apis.org/array-api/latest/API_specification/%s", "%s"),
    "wikipedia": ("https://en.wikipedia.org/wiki/%s", "%s"),
}

# -- Options for HTML output ----------------------------------------------

html_theme = "furo"
# remove "Hypothesis <version> documentation" from just below logo on the sidebar
html_theme_options = {"sidebar_hide_name": True}
html_static_path = ["_static"]
html_css_files = ["better-signatures.css", "wrap-in-tables.css", "no-scroll.css"]
htmlhelp_basename = "Hypothesisdoc"
html_favicon = "../../brand/favicon.ico"
html_logo = "../../brand/dragonfly-rainbow-150w.svg"


# -- Options for LaTeX output ---------------------------------------------

latex_elements = {}
latex_documents = [
    (master_doc, "Hypothesis.tex", "Hypothesis Documentation", author, "manual")
]
man_pages = [(master_doc, "hypothesis", "Hypothesis Documentation", [author], 1)]
texinfo_documents = [
    (
        master_doc,
        "Hypothesis",
        "Hypothesis Documentation",
        author,
        "Hypothesis",
        "Advanced property-based testing for Python.",
        "Miscellaneous",
    )
]