"""ReadTheDocs-compatible sphinx configuration."""
# Copyright 2023 ipydrawio contributors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import datetime
import json
import os
import re
from pathlib import Path

from sphinx.application import Sphinx

HERE = Path(__file__).parent
RTD = json.loads(os.environ.get("READTHEDOCS", "False").lower())
NOW = datetime.datetime.now(tz=datetime.timezone.utc).date()


ROOT = HERE.parent
APP_PKG = ROOT / "packages/ipydrawio/package.json"
APP_DATA = json.loads(APP_PKG.read_text(encoding="utf-8"))
RTD = json.loads(os.environ.get("READTHEDOCS", "False").lower())

# metadata
author = APP_DATA["author"]
project = author.replace("Contributors", "").strip()
copyright = f"{NOW.year}, {author}"

# The full version, including alpha/beta/rc tags
release = APP_DATA["version"]

# The short X.Y version
version = ".".join(release.rsplit(".", 1))

# sphinx config
extensions = [
    "myst_nb",
    "sphinx.ext.intersphinx",
    "sphinx.ext.autodoc",
    "sphinx_copybutton",
    # for routing
    "sphinxext.rediraffe",
    "sphinx-jsonschema",
    "autodoc_traits",
]


# content
autosummary_generate = True
autosectionlabel_prefix_document = True
myst_heading_anchors = 3
nb_execution_show_tb = True
suppress_warnings = ["autosectionlabel.*"]

rediraffe_redirects = {
    "demo/index": "_static/lab/index",
    "demo/retro/index": "_static/retro/tree/index",
}

autodoc_typehints = "none"
autodoc_default_options = {
    "members": True,
    "show-inheritance": True,
    "undoc-members": True,
}
inheritance_alias = {}

# files
templates_path = ["_templates"]
html_favicon = "_static/favicon.ico"
html_static_path = ["_static", "../build/demo"]
exclude_patterns = [
    ".ipynb_checkpoints",
    "**/.ipynb_checkpoints",
    "**/~.*",
    "**/node_modules",
    "babel.config.*",
    "jest-setup.js",
    "jest.config.js",
    "test/",
    "tsconfig.*",
    "webpack.config.*",
]
html_css_files = [
    "theme.css",
]

# theme
html_theme = "pydata_sphinx_theme"
html_logo = "_static/logo.svg"
html_theme_options = {
    "use_edit_page_button": True,
    "icon_links": [
        {
            "name": "PyPI",
            "url": "https://pypi.org/project/ipydrawio",
            "icon": "fa-brands fa-python",
        },
        {
            "name": "Conda Forge",
            "url": "https://github.com/conda-forge/ipydrawio-feedstock",
            "icon": "./_static/anvil.svg",
            "type": "local",
        },
        {
            "name": "GitHub",
            "url": APP_DATA["repository"]["url"],
            "icon": "fa-brands fa-github",
        },
    ],
    "pygment_light_style": "gotthard-light",
    "pygment_dark_style": "gotthard-dark",
}

html_sidebars = {
    "**": [
        "demo.html",
        "search-field.html",
        "sidebar-nav-bs.html",
        "sidebar-ethical-ads.html",
    ],
}

html_context = {
    "github_user": "deathbeds",
    "github_repo": "ipydrawio",
    "github_version": "main",
    "doc_path": "docs",
    "demo_tarball": f"_static/ipydrawio-lite-{release}.tgz",
}


intersphinx_mapping = {
    "python": ("https://docs.python.org/3", None),
    "traitlets": ("https://traitlets.readthedocs.io/en/stable/", None),
    "ipywidgets": ("https://ipywidgets.readthedocs.io/en/stable/", None),
}

suppress_warnings = [
    "mystnb.unknown_mime_type",
]


def clean_schema(app: Sphinx, error):
    if error:
        return
    for schema_html in Path(app.builder.outdir).glob("api/schema.html"):
        text = schema_html.read_text(encoding="utf-8")
        new_text = re.sub(r'<span id="([^"]*)"></span>', "", text)
        if text != new_text:
            schema_html.write_text(new_text, encoding="utf-8")


def setup(app):
    app.connect("build-finished", clean_schema)