"""
Django settings for uncloud project.

Generated by 'django-admin startproject' using Django 3.0.3.

For more information on this file, see
https://docs.djangoproject.com/en/3.0/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/3.0/ref/settings/
"""

import os
import re
import ldap
import sys
import environ

from django.core.management.utils import get_random_secret_key
from django_auth_ldap.config import LDAPSearch, LDAPSearchUnion


LOGGING = {}

# Initialise environment variables
env = environ.Env()
environ.Env.read_env()

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

# https://docs.djangoproject.com/en/3.0/ref/settings/#databases

DATABASES = {
    'default': {
        'ENGINE': env('DATABASE_ENGINE'),
        'NAME': env('DATABASE_NAME') if env('DATABASE_NAME') else os.path.join(BASE_DIR, 'db.sqlite3'),
        'USER': env('DATABASE_USER'),
        'PASSWORD': env('DATABASE_PASSWORD'),
        'HOST': env('DATABASE_HOST'),
        'PORT': env('DATABASE_PORT'),
    }
}


# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/3.0/howto/deployment/checklist/

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True

SITE_ID = 1

# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.sites',
    'django.contrib.staticfiles',
    'django_extensions',
    'rest_framework',
    'django_q',
    'notifications',
    'uncloud',
    'uncloud_pay',
    'uncloud_auth',
    'uncloud_net',
    'uncloud_storage',
    'uncloud_vm',
    'uncloud_service',
    'opennebula',
    'matrixhosting',
    'allauth',
    'allauth.account',
    'allauth.socialaccount',
]

MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
]

ROOT_URLCONF = 'uncloud.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [],
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.debug',
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
            ],
        },
    },
]

WSGI_APPLICATION = 'uncloud.wsgi.application'
DJANGO_NOTIFICATIONS_CONFIG = { 'USE_JSONFIELD': True}

# Password validation
# https://docs.djangoproject.com/en/3.0/ref/settings/#auth-password-validators

AUTH_PASSWORD_VALIDATORS = [
    {
        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
    },
]
###############################################################################
# Authall Settings
ACCOUNT_AUTHENTICATION_METHOD = "username"
ACCOUNT_EMAIL_CONFIRMATION_EXPIRE_DAYS  = 1
ACCOUNT_EMAIL_REQUIRED = False
ACCOUNT_EMAIL_VERIFICATION = "optional"
ACCOUNT_UNIQUE_EMAIL = False
################################################################################
# AUTH/LDAP

AUTH_LDAP_SERVER_URI = ""
AUTH_LDAP_BIND_DN = ""
AUTH_LDAP_BIND_PASSWORD = ""
AUTH_LDAP_USER_SEARCH = LDAPSearch("dc=example,dc=com",
                                   ldap.SCOPE_SUBTREE,
                                   "(uid=%(user)s)")

AUTH_LDAP_USER_ATTR_MAP = {
    "first_name": "givenName",
    "last_name": "sn",
    "email": "mail"
}

################################################################################
# AUTH/Django
AUTHENTICATION_BACKENDS = [
    "django_auth_ldap.backend.LDAPBackend",
    "django.contrib.auth.backends.ModelBackend",
    'allauth.account.auth_backends.AuthenticationBackend',
]

AUTH_USER_MODEL = 'uncloud_auth.User'


################################################################################
# AUTH/REST
REST_FRAMEWORK = {
    'DEFAULT_AUTHENTICATION_CLASSES': [
        'rest_framework.authentication.BasicAuthentication',
        'rest_framework.authentication.SessionAuthentication',
    ]
}


# Internationalization
# https://docs.djangoproject.com/en/3.0/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'UTC'

USE_I18N = True

USE_L10N = True

USE_TZ = True


# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/3.0/howto/static-files/
STATIC_URL = '/static/'
STATICFILES_DIRS = [ os.path.join(BASE_DIR, "static") ]
STATICFILES_FINDERS = [
    'django.contrib.staticfiles.finders.FileSystemFinder',
    'django.contrib.staticfiles.finders.AppDirectoriesFinder',
]

#VM Deployment TEMPLATE
GITLAB_SERVER = env('GITLAB_SERVER')
GITLAB_OAUTH_TOKEN = env('GITLAB_OAUTH_TOKEN')
GITLAB_PROJECT_ID = 388
GITLAB_AUTHOR_EMAIL = env('GITLAB_AUTHOR_EMAIL')
GITLAB_AUTHOR_NAME = env('GITLAB_AUTHOR_NAME')
GITLAB_YAML_DIR = ''

# XML-RPC interface of opennebula
OPENNEBULA_URL = 'https://opennebula.example.com:2634/RPC2'

# user:pass for accessing opennebula
OPENNEBULA_USER_PASS = 'user:password'

# Stripe (Credit Card payments)
STRIPE_KEY=env('STRIPE_KEY')
STRIPE_PUBLIC_KEY=env('STRIPE_PUBLIC_KEY')
BILL_PAYMENT_DELAY = 0
# The django secret key
SECRET_KEY=get_random_secret_key()

ALLOWED_HOSTS = env('ALLOWED_HOSTS')

# required for hardcopy / pdf rendering: https://github.com/loftylabs/django-hardcopy
CHROME_PATH = '/usr/bin/chromium-browser'

# Username that is created by default and owns the configuration objects
UNCLOUD_ADMIN_NAME = "uncloud-admin"

LOGIN_REDIRECT_URL = '/'
LOGOUT_REDIRECT_URL = '/'

# replace these in local_settings.py
AUTH_LDAP_SERVER_URI = "ldaps://ldap1.example.com,ldaps://ldap2.example.com"
AUTH_LDAP_BIND_DN="uid=django,ou=system,dc=example,dc=com"
AUTH_LDAP_BIND_PASSWORD="a very secure ldap password"
AUTH_LDAP_USER_SEARCH = LDAPSearch("dc=example,dc=com",
                                   ldap.SCOPE_SUBTREE,
                                   "(uid=%(user)s)")

# where to create customers
LDAP_CUSTOMER_DN="ou=customer,dc=example,dc=com"

EMAIL_USE_TLS = True
EMAIL_HOST = env('EMAIL_HOST')
EMAIL_PORT = 25
EMAIL_HOST_USER = DEFAULT_FROM_EMAIL = env('EMAIL_HOST_USER')
EMAIL_HOST_PASSWORD = env('EMAIL_HOST_PASSWORD')
DEFAULT_FROM_EMAIL = 'support@ungleich.ch'
RENEWAL_FROM_EMAIL = 'support@ungleich.ch'
# Should be removed in production
EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend'

##############
# Jobs
Q_CLUSTER = {
    'name': 'matrixhosting',
    'workers': 1,
    'recycle': 500,
    'timeout': 60,
    'compress': True,
    'cpu_affinity': 1,
    'save_limit': 250,
    'queue_limit': 500,
    'label': 'Django Q',
    'redis': {
        'host': '127.0.0.1',
        'port': 6379,
        'db': 0, }
}

# Overwrite settings with local settings, if existing
try:
    from uncloud.local_settings import *
except (ModuleNotFoundError, ImportError):
    pass