settings.py

from pathlib import Path

import environ

env = environ.Env()
environ.Env.read_env()  # Load .env file if present

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

# Security settings
SECRET_KEY = env("SECRET_KEY")
DEBUG = env.bool("DEBUG", default=True)
ALLOWED_HOSTS = env.list("ALLOWED_HOSTS", default=["localhost"])

# Application definition
DJANGO_APPS = [
    "django.contrib.admin",
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.sessions",
    "django.contrib.messages",
    "django.contrib.staticfiles",
]

# Third-party apps
THIRD_PARTY_APPS = [
    "rest_framework",
    "drf_spectacular",
    "corsheaders",
    "django_filters",
    "django_celery_beat",
]

# Local apps
LOCAL_APPS = [
    "items",
]

# Combine all apps
INSTALLED_APPS = DJANGO_APPS + THIRD_PARTY_APPS + LOCAL_APPS

# Middleware configuration
MIDDLEWARE = [
    "django.middleware.security.SecurityMiddleware",
    "django.contrib.sessions.middleware.SessionMiddleware",
    "django.middleware.common.CommonMiddleware",
    "corsheaders.middleware.CorsMiddleware",
    "django.middleware.csrf.CsrfViewMiddleware",
    "django.contrib.auth.middleware.AuthenticationMiddleware",
    "django.contrib.messages.middleware.MessageMiddleware",
    "django.middleware.clickjacking.XFrameOptionsMiddleware",
]

# URL configuration
ROOT_URLCONF = "backend.urls"
WSGI_APPLICATION = "backend.wsgi.application"


# Template settings
TEMPLATES = [
    {
        "BACKEND": "django.template.backends.django.DjangoTemplates",
        "DIRS": [],  # Add paths to templates here if needed
        "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",
            ],
        },
    },
]


# Database configuration
DATABASES = {"default": env.db("DATABASE_URI")}

# Password validation
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")},
]

# Internationalization settings
LANGUAGE_CODE = "en-us"
TIME_ZONE = "Europe/Berlin"
USE_I18N = True
USE_TZ = True

# Static files (CSS, JavaScript, Images)
STATIC_URL = "static/"

# Default primary key field type
DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

# CORS settings
CORS_ALLOWED_ORIGINS = env.list("CORS_ALLOWED_ORIGINS", default=[])
CORS_ALLOW_CREDENTIALS = True

# Django REST Framework settings
REST_FRAMEWORK = {
    "DEFAULT_SCHEMA_CLASS": "drf_spectacular.openapi.AutoSchema",
    "DEFAULT_FILTER_BACKENDS": [
        "django_filters.rest_framework.DjangoFilterBackend",
        "rest_framework.filters.SearchFilter",
        "rest_framework.filters.OrderingFilter",
    ],
    "DEFAULT_RENDERER_CLASSES": [
        "rest_framework.renderers.JSONRenderer",
        "rest_framework.renderers.BrowsableAPIRenderer",
    ],
    "DEFAULT_AUTHENTICATION_CLASSES": [
        "rest_framework_simplejwt.authentication.JWTAuthentication",
    ],
    "DEFAULT_PAGINATION_CLASS": "rest_framework.pagination.PageNumberPagination",
    "PAGE_SIZE": 5,
}

# Spectacular settings for API schema generation
SPECTACULAR_SETTINGS = {
    "TITLE": "Djaqngo REST API",
    "DESCRIPTION": "Django REST Framework API",
    "VERSION": "1.0.0",
}

# Email settings for development
EMAIL_BACKEND = "django.core.mail.backends.console.EmailBackend"

# Redis URL
CELERY_BROKER_URL = env("CELERY_BROKER_URL")

# Optional, but recommended
CELERY_RESULT_BACKEND = env("CELERY_RESULT_BACKEND")
CELERY_ACCEPT_CONTENT = ["json"]
CELERY_TASK_SERIALIZER = "json"
CELERY_BEAT_SCHEDULER = "django_celery_beat.schedulers:DatabaseScheduler"