import os
from pathlib import Path
from dotenv import load_dotenv

BASE_DIR = Path(__file__).resolve().parent.parent
load_dotenv(dotenv_path=BASE_DIR / './.env')

SECRET_KEY = os.environ.get("SECRET_KEY")
DEBUG = os.environ.get("DEBUG_MODE")

ALLOWED_HOSTS = os.environ.get("ALLOWED_HOSTS", "").split(",")
CSRF_TRUSTED_ORIGINS = os.environ.get("CSRF_TRUSTED_ORIGINS", "").split(",")

CORS_ALLOW_CREDENTIALS = True  # для разрешения cookie
CORS_ALLOW_ALL_ORIGINS = False # запрет всех доменов, кроме whitelist
CORS_ALLOWED_ORIGINS = os.environ.get("CORS_ALLOWED_ORIGINS", "").split(",")

CORS_ALLOW_METHODS = [
    "GET",
    "POST",
    "HEAD",
    "PUT",
    "DELETE",
    "OPTIONS",
    "PATCH"
]

CORS_ALLOW_HEADERS = [
    'x-api-key', 
    'content-type',
    'authorization',
    'accept',
    'cookie'
]


INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'corsheaders',
    'api.apps.ApiConfig',
    'sitemanagement.apps.SitemanagementConfig',
    'rest_framework',
]

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 = 'base.urls'

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

WSGI_APPLICATION = 'base.wsgi.application'


DATABASES = {
    "default": {
        "ENGINE": "django.db.backends.postgresql",
        "NAME": os.environ.get("DB_NAME"),
        "USER": os.environ.get("DB_USER"),
        "PASSWORD": os.environ.get("DB_PASSWORD"),
        "HOST": os.environ.get("DB_HOST"),
        "PORT": os.environ.get("DB_PORT"),
    }
}


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',
    },
]

LANGUAGE_CODE = 'en-us'
TIME_ZONE = 'UTC'
USE_I18N = True
USE_TZ = True


STATIC_URL = 'static/'

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
