'''
Configuration overrides for settings.py
'''

import os
import sys
from django.urls import reverse_lazy
from ivatar.settings import BASE_DIR

from ivatar.settings import MIDDLEWARE
from ivatar.settings import INSTALLED_APPS
from ivatar.settings import TEMPLATES

ADMIN_USERS = []
ALLOWED_HOSTS = ['*']

INSTALLED_APPS.extend([
    'django_extensions',
    'django_openid_auth',
    'bootstrap4',
    'anymail',
    'ivatar',
    'ivatar.ivataraccount',
    'ivatar.tools',
])

MIDDLEWARE.extend([
    'django.middleware.locale.LocaleMiddleware',
])
MIDDLEWARE.insert(
    0, 'ivatar.middleware.MultipleProxyMiddleware',
)

AUTHENTICATION_BACKENDS = (
    # Enable this to allow LDAP authentication.
    # See INSTALL for more information.
    # 'django_auth_ldap.backend.LDAPBackend',
    'django_openid_auth.auth.OpenIDBackend',
    'django.contrib.auth.backends.ModelBackend',
)

TEMPLATES[0]['DIRS'].extend([
    os.path.join(BASE_DIR, 'templates'),
])
TEMPLATES[0]['OPTIONS']['context_processors'].append(
    'ivatar.context_processors.basepage',
)

OPENID_CREATE_USERS = True
OPENID_UPDATE_DETAILS_FROM_SREG = True

SITE_NAME = os.environ.get('SITE_NAME', 'ivatar')
IVATAR_VERSION = '0.1'

SECURE_BASE_URL = os.environ.get('SECURE_BASE_URL', 'https://avatars.linux-kernel.at/avatar/')
BASE_URL = os.environ.get('BASE_URL', 'http://avatars.linux-kernel.at/avatar/')

LOGIN_REDIRECT_URL = reverse_lazy('profile')
MAX_LENGTH_EMAIL = 254  # http://stackoverflow.com/questions/386294

MAX_NUM_PHOTOS = 5
MAX_NUM_UNCONFIRMED_EMAILS = 5
MAX_PHOTO_SIZE = 10485760  # in bytes
MAX_PIXELS = 7000
AVATAR_MAX_SIZE = 512
JPEG_QUALITY = 85

# I'm not 100% sure if single character domains are possible
# under any tld... so MIN_LENGTH_EMAIL/_URL, might be +1
MIN_LENGTH_URL = 11  # eg. http://a.io
MAX_LENGTH_URL = 255  # MySQL can't handle more than that (LP: 1018682)
MIN_LENGTH_EMAIL = 6  # eg. x@x.xx
MAX_LENGTH_EMAIL = 254  # http://stackoverflow.com/questions/386294

BOOTSTRAP4 = {
    'include_jquery': False,
    'javascript_in_head': False,
    'css_url': {
        'href': '/static/css/bootstrap.min.css',
        'integrity':
            'sha384-WskhaSGFgHYWDcbwN70/dfYBj47jz9qbsMId/iRN3ewGhXQFZCSftd1LZCfmhktB',
        'crossorigin': 'anonymous',
    },
    'javascript_url': {
        'url': '/static/js/bootstrap.min.js',
        'integrity': '',
        'crossorigin': 'anonymous',
    },
    'popper_url': {
        'url': '/static/js/popper.min.js',
        'integrity':
            'sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49',
        'crossorigin': 'anonymous',
    },
}

if 'EMAIL_BACKEND' in os.environ:
    EMAIL_BACKEND = os.environ['EMAIL_BACKEND']
else:
    if 'test' in sys.argv or 'collectstatic' in sys.argv:
        EMAIL_BACKEND = 'django.core.mail.backends.locmem.EmailBackend'
    else:
        ANYMAIL = {  # pragma: no cover
            'MAILGUN_API_KEY': os.environ['IVATAR_MAILGUN_API_KEY'],
            'MAILGUN_SENDER_DOMAIN': os.environ['IVATAR_MAILGUN_SENDER_DOMAIN'],
        }
        EMAIL_BACKEND = 'anymail.backends.mailgun.EmailBackend'  # pragma: no cover

SERVER_EMAIL = os.environ.get('SERVER_EMAIL', 'ivatar@mg.linux-kernel.at')
DEFAULT_FROM_EMAIL = os.environ.get('DEFAULT_FROM_EMAIL', 'ivatar@mg.linux-kernel.at')

try:
    from ivatar.settings import DATABASES
except ImportError:  # pragma: no cover
    DATABASES = []  # pragma: no cover

if 'default' not in DATABASES:
    DATABASES['default'] = {  # pragma: no cover
        'ENGINE': 'django.db.backends.sqlite3',
        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
    }

if 'MYSQL_DATABASE' in os.environ:
    DATABASES['default'] = {  # pragma: no cover
        'ENGINE': 'django.db.backends.mysql',
        'NAME': os.environ['MYSQL_DATABASE'],
        'USER': os.environ['MYSQL_USER'],
        'PASSWORD': os.environ['MYSQL_PASSWORD'],
        'HOST': 'mysql',
    }

if 'POSTGRESQL_DATABASE' in os.environ:
    DATABASES['default'] = {  # pragma: no cover
        'ENGINE': 'django.db.backends.postgresql',
        'NAME': os.environ['POSTGRESQL_DATABASE'],
        'USER': os.environ['POSTGRESQL_USER'],
        'PASSWORD': os.environ['POSTGRESQL_PASSWORD'],
        'HOST': 'postgresql',
    }

if os.path.isfile(os.path.join(BASE_DIR, 'config_local.py')):
    from config_local import *  # noqa # flake8: noqa # NOQA # pragma: no cover

SESSION_SERIALIZER = 'django.contrib.sessions.serializers.PickleSerializer'

USE_X_FORWARDED_HOST = True
ALLOWED_EXTERNAL_OPENID_REDIRECT_DOMAINS = ['avatars.linux-kernel.at', 'localhost',]

DEFAULT_AVATAR_SIZE = 80