#
# xarray documentation build configuration file, created by
# sphinx-quickstart on Thu Feb  6 18:57:54 2014.
#
# This file is execfile()d with the current directory set to its
# containing dir.
#
# Note that not all possible configuration values are present in this
# autogenerated file.
#
# All configuration values have a default; values that are commented out
# serve to show the default.


import datetime
import os
import pathlib
import subprocess
import sys
from contextlib import suppress

#import sphinx_autosummary_accessors
from jinja2.defaults import DEFAULT_FILTERS

import xarray

nbsphinx_allow_errors = True

allowed_failures = set()

print("python exec:", sys.executable)
print("sys.path:", sys.path)

# See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=950101
ipython_warning_is_error = False

if "conda" in sys.executable:
    print("conda environment:")
    subprocess.run(["conda", "list"])
else:
    print("pip3 environment:")
    subprocess.run(["pip3", "list"])

print(f"xarray: {xarray.__version__}, {xarray.__file__}")

with suppress(ImportError):
    import matplotlib

    matplotlib.use("Agg")

try:
    import rasterio  # noqa: F401
except ImportError:
    allowed_failures.update(
        ["gallery/plot_rasterio_rgb.py", "gallery/plot_rasterio.py"]
    )

try:
    import cartopy  # noqa: F401
except ImportError:
    allowed_failures.update(
        [
            "gallery/plot_cartopy_facetgrid.py",
            "gallery/plot_rasterio_rgb.py",
            "gallery/plot_rasterio.py",
        ]
    )

# -- General configuration ------------------------------------------------

# If your documentation needs a minimal Sphinx version, state it here.
# needs_sphinx = '1.0'

# Add any Sphinx extension module names here, as strings. They can be
# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
# ones.
extensions = [
    "sphinx.ext.autodoc",
#    "sphinx.ext.autosummary",
    "sphinx.ext.intersphinx",
    "sphinx.ext.extlinks",
    "sphinx.ext.mathjax",
    "sphinx.ext.napoleon",
    "IPython.sphinxext.ipython_directive",
    "IPython.sphinxext.ipython_console_highlighting",
    "nbsphinx",
#    "sphinx_autosummary_accessors",
#    "scanpydoc.rtd_github_links",
]

extlinks = {
    "issue": ("https://github.com/pydata/xarray/issues/%s", "GH"),
    "pull": ("https://github.com/pydata/xarray/pull/%s", "PR"),
}

nbsphinx_timeout = 600
nbsphinx_execute = "always"
nbsphinx_prolog = """
{% set docname = env.doc2path(env.docname, base=None) %}

You can run this notebook in a `live session <https://mybinder.org/v2/gh/pydata/xarray/doc/examples/master?urlpath=lab/tree/doc/{{ docname }}>`_ |Binder| or view it `on Github <https://github.com/pydata/xarray/blob/master/doc/{{ docname }}>`_.

.. |Binder| image:: https://mybinder.org/badge.svg
   :target: https://mybinder.org/v2/gh/pydata/xarray/master?urlpath=lab/tree/doc/{{ docname }}
"""

autosummary_generate = True

# for scanpydoc's jinja filter
project_dir = pathlib.Path(__file__).parent.parent
html_context = {
    "github_user": "pydata",
    "github_repo": "xarray",
    "github_version": "master",
}

autodoc_typehints = "none"

napoleon_google_docstring = False
napoleon_numpy_docstring = True

napoleon_use_param = False
napoleon_use_rtype = True
napoleon_preprocess_types = True
napoleon_type_aliases = {
    # general terms
    "sequence": ":term:`sequence`",
    "iterable": ":term:`iterable`",
    "callable": ":py:func:`callable`",
    "dict_like": ":term:`dict-like <mapping>`",
    "dict-like": ":term:`dict-like <mapping>`",
    "mapping": ":term:`mapping`",
    "file-like": ":term:`file-like <file-like object>`",
    # special terms
    # "same type as caller": "*same type as caller*",  # does not work, yet
    # "same type as values": "*same type as values*",  # does not work, yet
    # stdlib type aliases
    "MutableMapping": "~collections.abc.MutableMapping",
    "sys.stdout": ":obj:`sys.stdout`",
    "timedelta": "~datetime.timedelta",
    "string": ":class:`string <str>`",
    # numpy terms
    "array_like": ":term:`array_like`",
    "array-like": ":term:`array-like <array_like>`",
    "scalar": ":term:`scalar`",
    "array": ":term:`array`",
    "hashable": ":term:`hashable <name>`",
    # matplotlib terms
    "color-like": ":py:func:`color-like <matplotlib.colors.is_color_like>`",
    "matplotlib colormap name": ":doc:matplotlib colormap name <Colormap reference>",
    "matplotlib axes object": ":py:class:`matplotlib axes object <matplotlib.axes.Axes>`",
    "colormap": ":py:class:`colormap <matplotlib.colors.Colormap>`",
    # objects without namespace
    "DataArray": "~xarray.DataArray",
    "Dataset": "~xarray.Dataset",
    "Variable": "~xarray.Variable",
    "ndarray": "~numpy.ndarray",
    "MaskedArray": "~numpy.ma.MaskedArray",
    "dtype": "~numpy.dtype",
    "ComplexWarning": "~numpy.ComplexWarning",
    "Index": "~pandas.Index",
    "MultiIndex": "~pandas.MultiIndex",
    "CategoricalIndex": "~pandas.CategoricalIndex",
    "TimedeltaIndex": "~pandas.TimedeltaIndex",
    "DatetimeIndex": "~pandas.DatetimeIndex",
    "Series": "~pandas.Series",
    "DataFrame": "~pandas.DataFrame",
    "Categorical": "~pandas.Categorical",
    "Path": "~~pathlib.Path",
    # objects with abbreviated namespace (from pandas)
    "pd.Index": "~pandas.Index",
    "pd.NaT": "~pandas.NaT",
}

numpydoc_class_members_toctree = True
numpydoc_show_class_members = False

mathjax_path = 'file:///usr/share/javascript/mathjax/MathJax.js?config=TeX-AMS-MML_HTMLorMML'

require_js_url = 'file:////usr/share/javascript/requirejs/require.min.js'

# Add any paths that contain templates here, relative to this directory.
templates_path = ["_templates" ] # , sphinx_autosummary_accessors.templates_path]

# The suffix of source filenames.
source_suffix = ".rst"

# The encoding of source files.
# source_encoding = 'utf-8-sig'

# The master toctree document.
master_doc = "index"

# General information about the project.
project = "xarray"
copyright = "2014-%s, xarray Developers" % datetime.datetime.now().year

# The version info for the project you're documenting, acts as replacement for
# |version| and |release|, also used in various other places throughout the
# built documents.
#
# The short X.Y version.
version = xarray.__version__.split("+")[0]
# The full version, including alpha/beta/rc tags.
release = xarray.__version__

# The language for content autogenerated by Sphinx. Refer to documentation
# for a list of supported languages.
# language = None

# There are two options for replacing |today|: either, you set today to some
# non-false value, then it is used:
# today = ''
# Else, today_fmt is used as the format for a strftime call.
today_fmt = "%Y-%m-%d"

# List of patterns, relative to source directory, that match files and
# directories to ignore when looking for source files.
exclude_patterns = ["_build", "**.ipynb_checkpoints"]

# The reST default role (used for this markup: `text`) to use for all
# documents.
# default_role = None

# If true, '()' will be appended to :func: etc. cross-reference text.
# add_function_parentheses = True

# If true, the current module name will be prepended to all description
# unit titles (such as .. function::).
# add_module_names = True

# If true, sectionauthor and moduleauthor directives will be shown in the
# output. They are ignored by default.
# show_authors = False

# The name of the Pygments (syntax highlighting) style to use.
pygments_style = "sphinx"

# A list of ignored prefixes for module index sorting.
# modindex_common_prefix = []

# If true, keep warnings as "system message" paragraphs in the built documents.
# keep_warnings = False


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

# The theme to use for HTML and HTML Help pages.  See the documentation for
# a list of builtin themes.
html_theme = "sphinx_rtd_theme"

# Theme options are theme-specific and customize the look and feel of a theme
# further.  For a list of options available for each theme, see the
# documentation.
html_theme_options = {"logo_only": True}

# Add any paths that contain custom themes here, relative to this directory.
# html_theme_path = []

# The name for this set of Sphinx documents.  If None, it defaults to
# "<project> v<release> documentation".
# html_title = None

# A shorter title for the navigation bar.  Default is the same as html_title.
# html_short_title = None

# The name of an image file (relative to this directory) to place at the top
# of the sidebar.
html_logo = "_static/dataset-diagram-logo.png"

# The name of an image file (within the static path) to use as favicon of the
# docs.  This file should be a Windows icon file (.ico) being 16x16 or 32x32
# pixels large.
html_favicon = "_static/favicon.ico"

# Add any paths that contain custom static files (such as style sheets) here,
# relative to this directory. They are copied after the builtin static files,
# so a file named "default.css" will overwrite the builtin "default.css".
html_static_path = ["_static"]

# Sometimes the savefig directory doesn't exist and needs to be created
# https://github.com/ipython/ipython/issues/8733
# becomes obsolete when we can pin ipython>=5.2; see ci/requirements/doc.yml
ipython_savefig_dir = os.path.join(
    os.path.dirname(os.path.abspath(__file__)), "_build", "html", "_static"
)
if not os.path.exists(ipython_savefig_dir):
    os.makedirs(ipython_savefig_dir)

# Add any extra paths that contain custom files (such as robots.txt or
# .htaccess) here, relative to this directory. These files are copied
# directly to the root of the documentation.
# html_extra_path = []

# If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
# using the given strftime format.
html_last_updated_fmt = today_fmt

# If true, SmartyPants will be used to convert quotes and dashes to
# typographically correct entities.
# html_use_smartypants = True

# Custom sidebar templates, maps document names to template names.
# html_sidebars = {}

# Additional templates that should be rendered to pages, maps page names to
# template names.
# html_additional_pages = {}

# If false, no module index is generated.
# html_domain_indices = True

# If false, no index is generated.
# html_use_index = True

# If true, the index is split into individual pages for each letter.
# html_split_index = False

# If true, links to the reST sources are added to the pages.
# html_show_sourcelink = True

# If true, "Created using Sphinx" is shown in the HTML footer. Default is True.
# html_show_sphinx = True

# If true, "(C) Copyright ..." is shown in the HTML footer. Default is True.
# html_show_copyright = True

# If true, an OpenSearch description file will be output, and all pages will
# contain a <link> tag referring to it.  The value of this option must be the
# base URL from which the finished HTML is served.
# html_use_opensearch = ''

# This is the file name suffix for HTML files (e.g. ".xhtml").
# html_file_suffix = None

# Output file base name for HTML help builder.
htmlhelp_basename = "xarraydoc"


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

# latex_elements = {
#     # The paper size ('letterpaper' or 'a4paper').
#     # 'papersize': 'letterpaper',
#     # The font size ('10pt', '11pt' or '12pt').
#     # 'pointsize': '10pt',
#     # Additional stuff for the LaTeX preamble.
#     # 'preamble': '',
# }

# Grouping the document tree into LaTeX files. List of tuples
# (source start file, target name, title,
#  author, documentclass [howto, manual, or own class]).
# latex_documents = [
#     ("index", "xarray.tex", "xarray Documentation", "xarray Developers", "manual")
# ]

# The name of an image file (relative to this directory) to place at the top of
# the title page.
# latex_logo = None

# For "manual" documents, if this is true, then toplevel headings are parts,
# not chapters.
# latex_use_parts = False

# If true, show page references after internal links.
# latex_show_pagerefs = False

# If true, show URL addresses after external links.
# latex_show_urls = False

# Documents to append as an appendix to all manuals.
# latex_appendices = []

# If false, no module index is generated.
# latex_domain_indices = True


# -- Options for manual page output ---------------------------------------

# One entry per manual page. List of tuples
# (source start file, name, description, authors, manual section).
# man_pages = [("index", "xarray", "xarray Documentation", ["xarray Developers"], 1)]

# If true, show URL addresses after external links.
# man_show_urls = False


# -- Options for Texinfo output -------------------------------------------

# Grouping the document tree into Texinfo files. List of tuples
# (source start file, target name, title, author,
#  dir menu entry, description, category)
# texinfo_documents = [
#     (
#         "index",
#         "xarray",
#         "xarray Documentation",
#         "xarray Developers",
#         "xarray",
#         "N-D labeled arrays and datasets in Python.",
#         "Miscellaneous",
#     )
# ]

# Documents to append as an appendix to all manuals.
# texinfo_appendices = []

# If false, no module index is generated.
# texinfo_domain_indices = True

# How to display URL addresses: 'footnote', 'no', or 'inline'.
# texinfo_show_urls = 'footnote'

# If true, do not generate a @detailmenu in the "Top" node's menu.
# texinfo_no_detailmenu = False


# Example configuration for intersphinx: refer to the Python standard library.
intersphinx_mapping = {
    'matplotlib': (
        'https://matplotlib.org/',
        '/usr/share/doc/python-matplotlib-doc/html/objects.inv'
    ),
     'python': (
         'https://docs.python.org/3/',
         '/usr/share/doc/python3/html/objects.inv'
     ),
    'pandas': (
        'http://pandas.pydata.org/pandas-docs/stable/',
        '/usr/share/doc/python-pandas-doc/html/objects.inv'
    ),
    'numpy': (
        'http://docs.scipy.org/doc/numpy/',
                '/usr/share/doc/python-numpy-doc/html/objects.inv'
    ),
    "scipy": ("https://docs.scipy.org/doc/scipy/reference",
              '/usr/share/doc/python-scipy-doc/html/objects.inv'),
    "numba": ("https://numba.pydata.org/numba-doc/latest",
              '/usr/share/doc/numba-doc/html/objects.inv'),
    "dask": ("https://docs.dask.org/en/latest",
             '/usr/share/doc/python-dask-doc/html/objects.inv'),
    "cftime": ("https://unidata.github.io/cftime", None),
}


def escape_underscores(string):
    return string.replace("_", r"\_")


def setup(app):
    DEFAULT_FILTERS["escape_underscores"] = escape_underscores