"""
Django settings for app project.

Generated by 'django-admin startproject' using Django 5.1.6.

For more information on this file, see
https://docs.djangoproject.com/en/5.1/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/5.1/ref/settings/
"""

from pathlib import Path
from os import getenv
import ast
from datetime import timedelta

# Build paths inside the project like this: BASE_DIR / 'subdir'.
BASE_DIR = Path(__file__).resolve().parent.parent
BASE_URL = getenv("BASE_URL", "http://127.0.0.1:8000/")

# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/5.1/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = getenv("SECRET", "random_need_to_be_generated")

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = getenv("DEBUG", "false") == "true"

ALLOWED_HOSTS = ["app", "127.0.0.1", "localhost"]
if getenv("ALLOWED_HOSTS"):
    ALLOWED_HOSTS += ast.literal_eval(getenv("ALLOWED_HOSTS"))

CSRF_TRUSTED_ORIGINS = []
for allowed_host in ALLOWED_HOSTS:
    CSRF_TRUSTED_ORIGINS += ast.literal_eval(getenv("CSRF_TRUSTED_ORIGINS"))

CORS_ALLOW_ALL_ORIGINS = True


# Application definition
INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',

    'django_vite',
    'rest_framework',
    'corsheaders',
    'channels',
    'django_filters',
    'rest_framework_simplejwt',

    'user',
    'api',
    'torrent',
]
if DEBUG:
    INSTALLED_APPS = ["daphne"] + INSTALLED_APPS

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 = 'app.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 = 'app.wsgi.application'
ASGI_APPLICATION = "app.asgi.application"


# Database
# https://docs.djangoproject.com/en/5.1/ref/settings/#databases

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


# Password validation
# https://docs.djangoproject.com/en/5.1/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/5.1/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'Europe/Paris'

USE_I18N = True

USE_TZ = True


# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/5.1/howto/static-files/

STATIC_URL = '/static/'
STATICFILES_DIRS = [
    BASE_DIR / "static",
    BASE_DIR / "frontend/dist",
]
STATIC_ROOT = BASE_DIR / "static_collected"

MEDIA_URL = "/media/"
MEDIA_ROOT = BASE_DIR / "media"

# Default primary key field type
# https://docs.djangoproject.com/en/5.1/ref/settings/#default-auto-field

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

# User related
AUTH_USER_MODEL = "user.User"
LOGIN_REDIRECT_URL = "/"
LOGIN_URL = "/user/login/"
LOGOUT_REDIRECT_URL = "/user/login/"
SESSION_COOKIE_AGE = 60*60*24*365*5

# Django-vite related
# https://github.com/MrBin99/django-vite/tree/master
DJANGO_VITE = {
    "default": {
        "dev_mode": DEBUG,
        "manifest_path": BASE_DIR / "frontend/dist/manifest.json",
        "dev_server_host": getenv("DEV_SERVER_HOST", "localhost"),
        "dev_server_port": int(getenv("DEV_SERVER_PORT", 8080)),
    }
}

REDIS_HOST = {
    "host": getenv("REDIS_HOST"),
    "port": int(getenv("REDIS_PORT", 6379))
}

# Email related
EMAIL_BACKEND = getenv("EMAIL_BACKEND", 'django.core.mail.backends.console.EmailBackend')
EMAIL_HOST = getenv("EMAIL_HOST", None)
EMAIL_PORT = getenv("EMAIL_PORT", None)
EMAIL_HOST_USER = getenv("EMAIL_USER", None)
EMAIL_HOST_PASSWORD = getenv("EMAIL_PASSWORD", None)
EMAIL_SENDER = getenv("EMAIL_SENDER", None)
EMAIL_USE_TLS = True
DEFAULT_FROM_EMAIL = EMAIL_SENDER
EMAIL_SUBJECT_PREFIX = getenv("EMAIL_SUBJECT_PREFIX", None)
EMAIL_ADMIN = getenv("EMAIL_ADMIN", None)

# Celery related
CELERY_BROKER_URL = f"redis://{getenv('REDIS_HOST')}:{getenv('REDIS_PORT')}/1"
CELERY_TIMEZONE = "Europe/Paris"
CELERY_TASK_TRACK_STARTED = True
# CELERY_TASK_TIME_LIMIT = 30 * 60
CELERY_TASK_SERIALIZER = "json"
CELERY_ACCEPT_CONTENT = ['json']
CELERY_BROKER_CONNECTION_RETRY_ON_STARTUP = True
CELERY_BEAT_SCHEDULE = {
    "update_transmission_data": {
        "task": "torrent.tasks.update_transmission_data",
        "schedule": int(getenv("UPDATE_TRANSMISSION_DELAY", 5))
    }
}

# Channel related
CHANNEL_LAYERS = {
    "default": {
        "BACKEND": "channels_redis.pubsub.RedisPubSubChannelLayer",
        "CONFIG": {
            "hosts": [f"redis://{getenv('REDIS_HOST')}:{getenv('REDIS_PORT')}/2"],
        },
    },
}

REST_FRAMEWORK = {
    "DEFAULT_FILTER_BACKENDS": [
        'django_filters.rest_framework.DjangoFilterBackend',
        'rest_framework.filters.OrderingFilter'
    ],
    "DEFAULT_AUTHENTICATION_CLASSES": [
        "rest_framework.authentication.SessionAuthentication",
        "rest_framework.authentication.BasicAuthentication",
        'rest_framework_simplejwt.authentication.JWTAuthentication',
    ],
    "DEFAULT_RENDERER_CLASSES": [
        "rest_framework.renderers.JSONRenderer",
        "rest_framework.renderers.BrowsableAPIRenderer"
    ]
}

SIMPLE_JWT = {
    'ACCESS_TOKEN_LIFETIME': timedelta(minutes=30),
    'REFRESH_TOKEN_LIFETIME': timedelta(days=1),
    'ROTATE_REFRESH_TOKENS': False,
    'BLACKLIST_AFTER_ROTATION': True,
    'ALGORITHM': 'HS256',
    'SIGNING_KEY': SECRET_KEY,
    'VERIFYING_KEY': None,
    'AUTH_HEADER_TYPES': ('Bearer',),
    'USER_ID_FIELD': 'id',
    'USER_ID_CLAIM': 'user_id',
}

# Torrent related
DOWNLOAD_BASE_DIR = Path("/transmission/downloads/complete")
NGINX_ACCEL_BASE = "/dl/"
TRANSMISSION = {
    "protocol": getenv("TRANSMISSION_PROTOCOL", "http"),
    "host": getenv("TRANSMISSION_HOST", "127.0.0.1"),
    "port": getenv("TRANSMISSION_PORT", 9091),
    "username": getenv("TRANSMISSION_USERNAME"),
    "password": getenv("TRANSMISSION_PASSWORD")
}