import os
from pathlib import Path
from dotenv import load_dotenv

# Load environment variables from .env file
load_dotenv()

BASE_DIR = Path(__file__).resolve().parent.parent

SECRET_KEY = os.getenv("DJANGO_SECRET_KEY", "dev-secret")
DEBUG = os.getenv("DJANGO_DEBUG", "0") == "1"
ALLOWED_HOSTS = os.getenv("DJANGO_ALLOWED_HOSTS", "*").split(",")

# CSRF settings for localhost development
CSRF_TRUSTED_ORIGINS = [
    'http://localhost:8081',
    'http://127.0.0.1:8081',
]

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'django.contrib.humanize',
    'rest_framework',
    'stiftung',
]

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',
    'stiftung.middleware.AuditMiddleware',  # Audit logging middleware
]

ROOT_URLCONF = 'core.urls'
TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [BASE_DIR / 'templates'],
        '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 = 'core.wsgi.application'

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.postgresql',
        'NAME': os.getenv('POSTGRES_DB', 'stiftung'),
        'USER': os.getenv('POSTGRES_USER', 'stiftung'),
        'PASSWORD': os.getenv('POSTGRES_PASSWORD', 'stiftungpass'),
        'HOST': os.getenv('DB_HOST', 'db'),
        'PORT': os.getenv('DB_PORT', '5432'),
    }
}

LANGUAGE_CODE = os.getenv("LANGUAGE_CODE", "de")
TIME_ZONE = os.getenv("TIME_ZONE", "Europe/Berlin")
USE_I18N = True
USE_TZ = True

STATIC_URL = 'static/'
DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
MEDIA_URL = '/media/'
MEDIA_ROOT = BASE_DIR / 'media'

# Celery
CELERY_BROKER_URL = os.getenv("REDIS_URL", "redis://redis:6379/0")
CELERY_RESULT_BACKEND = os.getenv("REDIS_URL", "redis://redis:6379/0")

# Paperless
PAPERLESS_API_URL = os.getenv("PAPERLESS_API_URL", "http://192.168.178.167:30070")
PAPERLESS_API_TOKEN = os.getenv("PAPERLESS_API_TOKEN")
PAPERLESS_REQUIRED_TAG = os.getenv("PAPERLESS_REQUIRED_TAG", "Stiftung_Destinatäre")
PAPERLESS_LAND_TAG = os.getenv("PAPERLESS_LAND_TAG", "Stiftung_Land_und_Pächter")
PAPERLESS_ADMIN_TAG = os.getenv("PAPERLESS_ADMIN_TAG", "Stiftung_Administration")
PAPERLESS_DESTINATAERE_TAG_ID = os.getenv("PAPERLESS_DESTINATAERE_TAG_ID", "210")
PAPERLESS_LAND_TAG_ID = os.getenv("PAPERLESS_LAND_TAG_ID", "204")
PAPERLESS_ADMIN_TAG_ID = os.getenv("PAPERLESS_ADMIN_TAG_ID", "216")

# Authentication
LOGIN_URL = '/login/'
LOGIN_REDIRECT_URL = '/'
LOGOUT_REDIRECT_URL = '/login/'

# Gramps integration
GRAMPS_URL = os.environ.get('GRAMPS_URL', 'http://grampsweb:80')
GRAMPS_API_TOKEN = os.environ.get('GRAMPS_API_TOKEN', '')
GRAMPS_STIFTER_IDS = os.environ.get('GRAMPS_STIFTER_IDS', '')  # comma-separated
GRAMPS_USERNAME = os.environ.get('GRAMPS_USERNAME', '')
GRAMPS_PASSWORD = os.environ.get('GRAMPS_PASSWORD', '')