# SPDX-License-Identifier: AGPL-3.0-or-later
# lint: pylint
# pylint: disable=missing-function-docstring, missing-module-docstring

from os.path import dirname, abspath
import logging

import searx.unixthreadname
import searx.settings_loader
from searx.settings_defaults import settings_set_defaults

searx_dir = abspath(dirname(__file__))
searx_parent_dir = abspath(dirname(dirname(__file__)))
settings, settings_load_message = searx.settings_loader.load_settings()

if settings is not None:
    settings = settings_set_defaults(settings)

searx_debug = settings['general']['debug']
if searx_debug:
    logging.basicConfig(level=logging.DEBUG)
else:
    logging.basicConfig(level=logging.WARNING)

logger = logging.getLogger('searx')
logger.info(settings_load_message)

# log max_request_timeout
max_request_timeout = settings['outgoing']['max_request_timeout']
if max_request_timeout is None:
    logger.info('max_request_timeout=%s', repr(max_request_timeout))
else:
    logger.info('max_request_timeout=%i second(s)', max_request_timeout)

_unset = object()

def get_setting(name, default=_unset):
    """Returns the value to which ``name`` point.  If there is no such name in the
    settings and the ``default`` is unset, a :py:obj:`KeyError` is raised.

    """
    value = settings
    for a in name.split('.'):
        if isinstance(value, dict):
            value = value.get(a, _unset)
        else:
            value = _unset

        if value is _unset:
            if default is _unset:
                raise KeyError(name)
            value = default
            break

    return value

class _brand_namespace:  # pylint: disable=invalid-name

    @classmethod
    def get_val(cls, group, name, default=''):
        return settings.get(group, {}).get(name) or default

    @property
    def SEARX_URL(self):
        return self.get_val('server', 'base_url')

    @property
    def CONTACT_URL(self):
        return self.get_val('general', 'contact_url')

    @property
    def GIT_URL(self):
        return self.get_val('brand', 'git_url')

    @property
    def GIT_BRANCH(self):
        return self.get_val('brand', 'git_branch')

    @property
    def ISSUE_URL(self):
        return self.get_val('brand', 'issue_url')

    @property
    def NEW_ISSUE_URL(self):
        return self.get_val('brand', 'new_issue_url')

    @property
    def DOCS_URL(self):
        return self.get_val('brand', 'docs_url')

    @property
    def PUBLIC_INSTANCES(self):
        return self.get_val('brand', 'public_instances')

    @property
    def WIKI_URL(self):
        return self.get_val('brand', 'wiki_url')

    @property
    def TWITTER_URL(self):
        return self.get_val('brand', 'twitter_url')


brand = _brand_namespace()