# -*- coding: utf-8 -*-
#
# Configuration file for the Sphinx documentation builder.
#
# This file does only contain a selection of the most common options. For a
# full list see the documentation:
# http://www.sphinx-doc.org/en/master/config

# -- Path setup --------------------------------------------------------------

# If extensions (or modules to document with autodoc) are in another directory,
# add these directories to sys.path here. If the directory is relative to the
# documentation root, use os.path.abspath to make it absolute, like shown here.

import os
import sys
import pathlib
import configparser

BASE_DIR = pathlib.Path(__file__).resolve().parent.parent.parent

# parse setup.cfg to gather metadata info (reduce redundancy of static info)
config = configparser.ConfigParser()
config.read(BASE_DIR.joinpath("setup.cfg").as_posix())

try:
    metadata = config["metadata"]
except KeyError:
    raise KeyError(f"cannot run sphinx if setup.cfg is missing [metadata] section")

title = metadata["name"].title().replace("_", " ").replace("-", " ")
title_filename = title.replace(" ", "")

sys.path.insert(0, BASE_DIR.joinpath("src").as_posix())

# -- Project information -----------------------------------------------------

project = title
copyright = f"2019, {metadata['author']}"
author = metadata["author"]

# The short X.Y version
version = metadata["version"]
# The full version, including alpha/beta/rc tags
release = metadata["version"]


# -- 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.intersphinx", "sphinx.ext.viewcode"]

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

# The suffix(es) of source filenames.
# You can specify multiple suffix as a list of string:
#
# source_suffix = ['.rst', '.md']
source_suffix = ".rst"

# The master toctree document.
master_doc = "index"

# The language for content autogenerated by Sphinx. Refer to documentation
# for a list of supported languages.
#
# This is also used if you do content translation via gettext catalogs.
# Usually you set "language" from the command line for these cases.
language = None

# List of patterns, relative to source directory, that match files and
# directories to ignore when looking for source files.
# This pattern also affects html_static_path and html_extra_path.
exclude_patterns = []

# The name of the Pygments (syntax highlighting) style to use.
pygments_style = None


# -- 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 = "alabaster"

# 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 = {
    "description": metadata["description"],
    "github_user": "stephen-bunn",
    "github_repo": "file-config",
    "github_type": "star",
    "page_width": "1000px",
    "sidebar_width": "220px",
    "fixed_sidebar": True,
    "sidebar_collapse": True,
}

# 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"]

# Custom sidebar templates, must be a dictionary that maps document names
# to template names.
#
# The default sidebars (for documents that don't match any pattern) are
# defined by theme itself.  Builtin themes are using these templates by
# default: ``['localtoc.html', 'relations.html', 'sourcelink.html',
# 'searchbox.html']``.
#
# html_sidebars = {}


# -- Options for HTMLHelp output ---------------------------------------------

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


# -- 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': '',
    # Latex figure (float) alignment
    #
    # 'figure_align': 'htbp',
}

# 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 = [
    (
        master_doc,
        f"{title_filename}.tex",
        f"{title} Documentation",
        metadata["author"],
        "manual",
    )
]


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

# One entry per manual page. List of tuples
# (source start file, name, description, authors, manual section).
man_pages = [
    (
        master_doc,
        metadata["name"].replace("_", "").replace("-", ""),
        f"{title} Documentation",
        [author],
        1,
    )
]


# -- 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 = [
    (
        master_doc,
        title_filename,
        f"{title} Documentation",
        author,
        title_filename,
        metadata["description"],
        "Miscellaneous",
    )
]


# -- Options for Epub output -------------------------------------------------

# Bibliographic Dublin Core info.
epub_title = project

# The unique identifier of the text. This can be a ISBN number
# or the project homepage.
#
# epub_identifier = ''

# A unique identification for the text.
#
# epub_uid = ''

# A list of files that should not be packed into the epub file.
epub_exclude_files = ["search.html"]


# -- Extension configuration -------------------------------------------------

# -- Options for intersphinx extension ---------------------------------------

# Example configuration for intersphinx: refer to the Python standard library.
intersphinx_mapping = {
    "python": ("https://docs.python.org/3.6/", None),
    "attrs": ("https://attrs.readthedocs.io/en/latest", None),
    "jsonschema": ("https://python-jsonschema.readthedocs.io/en/latest/", None),
}
