from pkg_resources import parse_version

from configparser import ConfigParser

import setuptools

assert parse_version(setuptools.__version__)>=parse_version('36.2')

# note: all settings are in settings.ini; edit there, not here

config = ConfigParser(delimiters=['='])

config.read('settings.ini')

cfg = config['DEFAULT']

cfg_keys = 'version description keywords author author_email'.split()

expected = cfg_keys + "lib_name user branch license status min_python audience language".split()

for o in expected: assert o in cfg, "missing expected setting: {}".format(o)

setup_cfg = {o:cfg[o] for o in cfg_keys}

licenses = {

    'apache2': ('Apache Software License 2.0','OSI Approved :: Apache Software License'),

    'mit': ('MIT License', 'OSI Approved :: MIT License'),

    'gpl2': ('GNU General Public License v2', 'OSI Approved :: GNU General Public License v2 (GPLv2)'),

    'gpl3': ('GNU General Public License v3', 'OSI Approved :: GNU General Public License v3 (GPLv3)'),

    'bsd3': ('BSD License', 'OSI Approved :: BSD License'),

}

statuses = [ '1 - Planning', '2 - Pre-Alpha', '3 - Alpha',

    '4 - Beta', '5 - Production/Stable', '6 - Mature', '7 - Inactive' ]

py_versions = '3.6 3.7 3.8 3.9 3.10'.split()

requirements = cfg.get('requirements','').split()

if cfg.get('pip_requirements'): requirements += cfg.get('pip_requirements','').split()

min_python = cfg['min_python']

lic = licenses.get(cfg['license'].lower(), (cfg['license'], None))

dev_requirements = (cfg.get('dev_requirements') or '').split()

setuptools.setup(

    name = cfg['lib_name'],

    license = lic[0],

    classifiers = [

        'Development Status :: ' + statuses[int(cfg['status'])],

        'Intended Audience :: ' + cfg['audience'].title(),

        'Natural Language :: ' + cfg['language'].title(),

    ] + ['Programming Language :: Python :: '+o for o in py_versions[py_versions.index(min_python):]] + (['License :: ' + lic[1] ] if lic[1] else []),

    url = cfg['git_url'],

    packages = setuptools.find_packages(),

    include_package_data = True,

    install_requires = requirements,

    extras_require={ 'dev': dev_requirements },

    dependency_links = cfg.get('dep_links','').split(),

    python_requires  = '>=' + cfg['min_python'],

    long_description = open('README.md').read(),

    long_description_content_type = 'text/markdown',

    zip_safe = False,

    entry_points = {

        'console_scripts': cfg.get('console_scripts','').split(),

        'nbdev': [f'{cfg.get("lib_path")}={cfg.get("lib_path")}._modidx:d']

    },

    **setup_cfg)