"""
Django settings for the project.

Generated by 'django-admin startproject' using Django 5.2.5.

For more information on this file, see
https://docs.djangoproject.com/en/5.2/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/5.2/ref/settings/
"""

import os
from pathlib import Path

from core.config import Config

# Config initialization
config = Config().get_config()

# Directory where manage.py file is located
BASE_DIR = Path(__file__).resolve().parent.parent
# Directory where docker-compose.yml file is located
ROOT_DIR = Path(__file__).resolve().parent.parent.parent
# Directory where test files are located
TESTS_DIR = os.path.join(BASE_DIR, "tests")

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = config.SECRET_KEY

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

CORS_ALLOWED_ORIGINS = config.CORS_ORIGINS
ALLOWED_HOSTS = config.ALLOWED_HOSTS


# Application definition

INSTALLED_APPS = [
    "core",
    "unfold",
    "unfold.contrib.filters",
    "django.contrib.admin",
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.sessions",
    "django.contrib.messages",
    "django.contrib.staticfiles",
    "django_extensions",
    "rest_framework",
    "rest_framework_simplejwt",
    "corsheaders",
    "djoser",
    "drf_spectacular",
    "drf_spectacular_sidecar",
    "accounts",
    *(["silk"] if config.DEBUG else []),
]

MIDDLEWARE = [
    "django.middleware.security.SecurityMiddleware",
    # Silk enabled on DEBUG
    *(["silk.middleware.SilkyMiddleware"] if config.DEBUG else []),
    "whitenoise.middleware.WhiteNoiseMiddleware",
    "django.contrib.sessions.middleware.SessionMiddleware",
    "corsheaders.middleware.CorsMiddleware",
    "django.middleware.common.CommonMiddleware",
    "django.middleware.csrf.CsrfViewMiddleware",
    "django.contrib.auth.middleware.AuthenticationMiddleware",
    "django.contrib.messages.middleware.MessageMiddleware",
    "django.middleware.clickjacking.XFrameOptionsMiddleware",
]

DJANGO_LOG_LEVEL = config.DJANGO_LOG_LEVEL
DEBUG_PROPAGATE_EXCEPTIONS = [True if config.DEBUG else False]

ROOT_URLCONF = "core.urls"

# Email Templates
TEMPLATES = [
    {
        "BACKEND": "django.template.backends.django.DjangoTemplates",
        "DIRS": [
            BASE_DIR / "core/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"


# Database
# https://docs.djangoproject.com/en/5.2/ref/settings/#databases

DATABASES = {
    "default": {
        "ENGINE": "django.db.backends.sqlite3",
        "NAME": BASE_DIR / "db.sqlite3",
    }
}

# Storage

STORAGES = {
    "staticfiles": {
        "BACKEND": "whitenoise.storage.CompressedManifestStaticFilesStorage",
    },
}


# Password validation
# https://docs.djangoproject.com/en/5.2/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",
    },
]


# Internationalization
# https://docs.djangoproject.com/en/5.2/topics/i18n/

LANGUAGE_CODE = "en-us"

TIME_ZONE = config.TIMEZONE

USE_I18N = True

USE_TZ = config.USE_TZ


# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/5.2/howto/static-files/

STATIC_URL = "static/"
STATIC_ROOT = os.path.join(BASE_DIR, "static")

# Default primary key field type
# https://docs.djangoproject.com/en/5.2/ref/settings/#default-auto-field

DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

# REST Framework

REST_FRAMEWORK = {
    "DEFAULT_AUTHENTICATION_CLASSES": (
        "rest_framework_simplejwt.authentication.JWTAuthentication",
    ),
    "DEFAULT_THROTTLE_CLASSES": [
        "rest_framework.throttling.AnonRateThrottle",
        "rest_framework.throttling.UserRateThrottle",
    ],
    "DEFAULT_THROTTLE_RATES": {"anon": "60/min", "user": "240/min"},
    "DEFAULT_SCHEMA_CLASS": "drf_spectacular.openapi.AutoSchema",
}


# Authentication
DJOSER = {
    "SEND_ACTIVATION_EMAIL": True,
    "SEND_CONFIRMATION_EMAIL": True,
    "PASSWORD_RESET_CONFIRM_URL": "reset_password/confirm/{uid}/{token}",
    "ACTIVATION_URL": "activation/{uid}/{token}",
    "USER_AUTHENTICATION_RULES": ["djoser.authentication.TokenAuthenticationRule"],
    "SERIALIZERS": {
        "user": "accounts.serializers.CustomUserSerializer",
        "current_user": "accounts.serializers.CustomUserSerializer",
        "user_create": "accounts.serializers.CustomUserRegistrationSerializer",
    },
    "PERMISSIONS": {
        # Unused endpoints set to admin only
        "username_reset": ["rest_framework.permissions.IsAdminUser"],
        "username_reset_confirm": ["rest_framework.permissions.IsAdminUser"],
        "set_username": ["rest_framework.permissions.IsAdminUser"],
        "set_password": ["rest_framework.permissions.IsAdminUser"],
    },
}

SIMPLE_JWT = {
    "ACCESS_TOKEN_LIFETIME": config.ACCESS_TOKEN_LIFETIME_MINUTES,
    "REFRESH_TOKEN_LIFETIME": config.REFRESH_TOKEN_LIFETIME_DAYS,
    "ROTATE_REFRESH_TOKENS": True,
    "BLACKLIST_AFTER_ROTATION": True,
}

AUTH_PASSWORD_VALIDATORS = [
    {
        "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator",
    },
    {
        "NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",
        "OPTIONS": {
            "min_length": 8,
        },
    },
    {
        "NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",
    },
    {
        "NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",
    },
    # core/validators.py
    {
        "NAME": "core.validators.SpecialCharacterValidator",
    },
    {
        "NAME": "core.validators.LowercaseValidator",
    },
    {
        "NAME": "core.validators.UppercaseValidator",
    },
    {
        "NAME": "core.validators.NumberValidator",
    },
]

AUTH_USER_MODEL = "accounts.CustomUser"

# Swagger / OpenAPI
SPECTACULAR_SETTINGS = {
    "VERSION": "1.0.0",
    "SERVE_INCLUDE_SCHEMA": False,
}


# Pygraphviz
GRAPH_MODELS = {
    "all_applications": True,
    "group_models": True,
}


# Caching
CACHES = {
    "default": {
        "BACKEND": "django_redis.cache.RedisCache",
        "LOCATION": f"redis://{config.CACHE_USERNAME}:{config.CACHE_PASSWORD}@{config.CACHE_HOST}:{config.CACHE_PORT}/1",
        "OPTIONS": {
            "CLIENT_CLASS": "django_redis.client.DefaultClient",
        },
    }
}