from __future__ import print_function
# -*- coding: utf-8 -*-
#
# OGGM documentation build configuration file, created by
# sphinx-quickstart on Mon Dec 21 10:03:33 2015.
#
# 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 sys
import os
import shutil
import datetime


print("python version:", sys.version)
print("python exec:", sys.executable)
print("sys.path:", sys.path)
try:
    import IPython
    print("ipython: %s, %s" % (IPython.__version__, IPython.__file__))
except ImportError:
    print("no ipython")
try:
    import numpy
    print("numpy: %s, %s" % (numpy.__version__, numpy.__file__))
except ImportError:
    print("no numpy")
try:
    import scipy
    print("scipy: %s, %s" % (scipy.__version__, scipy.__file__))
except ImportError:
    print("no scipy")
try:
    import pandas
    print("pandas: %s, %s" % (pandas.__version__, pandas.__file__))
except ImportError:
    print("no pandas")
try:
    import geopandas
    print("geopandas: %s, %s" % (geopandas.__version__, geopandas.__file__))
except ImportError:
    print("no geopandas")
try:
    import xarray
    print("xarray: %s, %s" % (xarray.__version__, xarray.__file__))
except ImportError:
    print("no xarray")
try:
    import matplotlib
    matplotlib.use('Agg')
    print("matplotlib: %s, %s" % (matplotlib.__version__, matplotlib.__file__))
except ImportError:
    print("no matplotlib")
try:
    import rasterio
    print("rasterio: %s, %s" % (rasterio.__version__, rasterio.__file__))
except ImportError:
    print("no rasterio")
try:
    import gdal
    import osgeo.gdal
    print("gdal: %s, %s" % (osgeo.gdal.__version__, gdal.__file__))
except ImportError:
    print("no gdal")
try:
    import pyproj
    print("pyproj: %s, %s" % (pyproj.__version__, pyproj.__file__))
except ImportError:
    print("no pyproj")
try:
    import netCDF4
    print("netCDF4: %s, %s" % (netCDF4.__version__, netCDF4.__file__))
except ImportError:
    print("no netCDF4")
try:
    import cftime
    print("cftime: %s, %s" % (cftime.__version__, cftime.__file__))
except ImportError:
    print("no netCDF4")
try:
    import skimage
    print("skimage: %s, %s" % (skimage.__version__, skimage.__file__))
except ImportError:
    print("no skimage")
try:
    import salem
    print("salem: %s, %s" % (salem.__version__, salem.__file__))
except ImportError:
    print("no salem")

# Remove some warnings
try:
    import warnings
    from fiona.errors import FionaDeprecationWarning
    warnings.filterwarnings('ignore', category=FionaDeprecationWarning)
except ImportError:
    pass

# If we are on a proper oggm install, we should be able to import all modules
import oggm  # noqa: E402
import oggm.utils  # noqa: E402
import oggm.tasks  # noqa: E402
print("oggm: %s, %s" % (oggm.__version__, oggm.__file__))

# -- 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',
    'numpydoc',
    'sphinx.ext.ifconfig',
    'sphinx.ext.viewcode',
    'IPython.sphinxext.ipython_directive',
    'IPython.sphinxext.ipython_console_highlighting',
]

extlinks = {'issue': ('https://github.com/OGGM/oggm/issues/%s', 'GH'),
            'pull': ('https://github.com/OGGM/oggm/pull/%s', 'PR'),
            }

autosummary_generate = True

numpydoc_class_members_toctree = True
numpydoc_show_class_members = False

ipython_warning_is_error = False

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

# The master toctree document.
master_doc = 'index'

# General information about the project.
project = 'OGGM'
copyright = '2015-{}, OGGM Developers'.format(datetime.datetime.now().year)
author = 'OGGM Developers'

# 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 = oggm.__version__.split('+')[0]
# The full version, including alpha/beta/rc tags.
release = oggm.__version__

# 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

# 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 = '%B %d, %Y'

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

# 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

# If true, `todo` and `todoList` produce output, else they produce nothing.
# todo_include_todos = True


# -- 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,
    'display_version': False,
}

# 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/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 ipython 5.2 is out
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 = '%b %d, %Y'

# 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

# Language to be used for generating the HTML full-text search index.
# Sphinx supports the following languages:
#   'da', 'de', 'en', 'es', 'fi', 'fr', 'h', 'it', 'ja'
#   'nl', 'no', 'pt', 'ro', 'r', 'sv', 'tr'
# html_search_language = 'en'

# A dictionary with options for the search language support, empty by default.
# Now only 'ja' uses this config value
# html_search_options = {'type': 'default'}

# The name of a javascript file (relative to the configuration directory) that
# implements a search results scorer. If empty, the default will be used.
# html_search_scorer = 'scorer.js'

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

# -- 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, 'OGGM.tex', 'OGGM Documentation',
     'OGGM 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 = [
    (master_doc, 'oggm', 'OGGM Documentation',
     [author], 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 = [
    (master_doc, 'OGGM', 'OGGM Documentation',
     author, 'OGGM', 'Open Global Glacier Model.',
     '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 = {
}


# -- OGGM Stuffs ----------------------------------------------------

text_version = ('.. warning:: \n\n'
                '  **This is the model documentation for users and developers '
                'as of version {}**. '
                'For the documentation of the latest (cutting-edge) '
                'repository version, visit `docs.oggm.org/en/latest '
                '<http://docs.oggm.org/en/latest/>`_.\n'
                ''.format(oggm.__version__))

text_dev = ('.. warning:: \n\n'
            '  **This is the model documentation for users and developers of '
            'the latest (cutting-edge) repository version**. For the '
            'documentation of the latest stable release, visit '
            '`docs.oggm.org/en/stable '
            '<http://docs.oggm.org/en/stable/>`_.\n')


def write_index():
    """This is to write the docs for the index automatically."""

    here = os.path.dirname(__file__)
    filename = os.path.join(here, '_generated', 'version_text.txt')

    try:
        os.makedirs(os.path.dirname(filename))
    except FileExistsError:
        pass

    text = text_version if '+' not in oggm.__version__ else text_dev

    with open(filename, 'w') as f:
        f.write(text)


def write_gdir_doc():
    """This is to write the docs for glacierdir automatically."""

    here = os.path.dirname(__file__)
    origfile = os.path.join(here, '_templates', 'basenames.txt')
    filename = os.path.join(here, '_generated', 'basenames.txt')

    try:
        os.makedirs(os.path.dirname(filename))
    except FileExistsError:
        pass

    shutil.copyfile(origfile, filename)

    from oggm.cfg import BASENAMES

    cnt = ['    ']
    for k in sorted(BASENAMES.keys()):
        cnt += [BASENAMES.info_str(k)] + ['    ']
    cnt = '\n'.join(cnt)

    file = open(filename, 'a')
    try:
        file.write(cnt)
    finally:
        file.close()


write_index()
write_gdir_doc()