# -*- coding: utf-8 -*-
from __future__ import unicode_literals, print_function, absolute_import
import sphinx_bootstrap_theme
import os
import toml
import csv
import sys
sys.path.insert(0, os.path.join("@CMAKE_CURRENT_SOURCE_DIR@", "ext"))

ROOT = os.path.join("@CMAKE_CURRENT_SOURCE_DIR@", "src")

def generate_properties_csv():
    for path in ["atom", "residue", "frame"]:
        data = toml.load(os.path.join(ROOT, "properties/{}.toml".format(path)))

        output = os.path.join(ROOT, "properties/{}.csv".format(path))
        csvfile = open(output, 'w')
        writer = csv.writer(csvfile)
        writer.writerow(['Name', 'Type', 'Format', 'Description'])
        for property, value in data.items():
            rows = []
            first = True
            for format, description in value.items():
                if format == "type":
                    continue
                if first:
                    row = (property, value["type"])
                    first = False
                else:
                    row = ("", "")
                row = row + (format, description)
                rows.append(row)

            for row in rows:
                writer.writerow(row)

        csvfile.close()


generate_properties_csv()

def version():
    with open(os.path.join("@PROJECT_SOURCE_DIR@", "VERSION")) as f:
        full_version = f.read().split('-')
    release = full_version[0]
    version = '.'.join(release.split('.')[0:2])
    if len(full_version) > 1:
        # Developement release
        release += "-dev"
        version += "-dev"
    return (version, release)


def setup(app):
    app.add_css_file("chemfiles.css")


# -- General configuration ------------------------------------------------
# If your documentation needs a minimal Sphinx version, state it here.
needs_sphinx = '3.2'

# 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.mathjax',
    'breathe',
    # chemfiles specific extensions, in doc/ext
    'htmlhidden',
    'chfl_example',
    'chfl_selection',
]

# The suffix of source filenames.
source_suffix = '.rst'
# The encoding of source files.
source_encoding = 'utf-8'
# The master toctree document.
master_doc = 'index'
# General information about the project.
project = 'Chemfiles'
# Get release and version numbers
version, release = version()

# Breathe projects
breathe_projects = {
    "chemfiles": os.path.join("@CMAKE_CURRENT_BINARY_DIR@", "doxygen", "xml")
}
breathe_default_project = "chemfiles"

# Add any paths that contain templates here, relative to this directory.
templates_path = [os.path.join(ROOT, "..", "templates")]
# The name of the Pygments (syntax highlighting) style to use.
pygments_style = 'sphinx'

# -- 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 = 'bootstrap'
html_theme_path = sphinx_bootstrap_theme.get_html_theme_path()

html_theme_options = {
    'navbar_site_name': "Navigation",
    'navbar_pagenav': False,
    'source_link_position': None,
    'bootswatch_theme': "flatly",
    'bootstrap_version': "3",
}

html_sidebars = {
    '**': ['sidebar-toc.html', 'searchbox.html']
}

# 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 = [os.path.join(ROOT, ".." , "static", "css", "chemfiles.css")]

# Output file base name for HTML help builder.
htmlhelp_basename = 'chemfiles'

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

latex_elements = {
    # The paper size ('letterpaper' or 'a4paper').
    'papersize': 'a4paper',
    # The font size ('10pt', '11pt' or '12pt').
    'pointsize': '10pt',
    # Additional stuff for the LaTeX preamble.
    'preamble': '''
    \\usepackage{pifont}
    \\usepackage{newunicodechar}
    \\newunicodechar{✓}{\\ding{51}}
    \\newunicodechar{✗}{\\ding{55}}
    ''',
}

latex_documents = [
    ('index', 'chemfiles.tex', u'Chemfiles Documentation',
     u'Guillaume Fraux', 'howto'),
]


# -- Options for Linkcheck -------------------------------------------------

# do not try to check archive.org, it can timeout a lot
linkcheck_ignore = [r'https://web.archive.org/']