import os
from pathlib import Path

from dotenv import load_dotenv

load_dotenv()

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

SECRET_KEY = os.getenv("DJANGO_SECRET_KEY", "secret_key")

DEBUG = os.getenv("DJANGO_DEBUG", "true").lower() in ("true", "1", "yes", "y")

ALLOWED_HOSTS = os.getenv("DJANGO_ALLOWED_HOSTS", "*").split(" ")

INTERNAL_IPS = os.getenv("DJANGO_INTERNAL_IPS", "127.0.0.1").split(" ")

INSTALLED_APPS = [
    "django.contrib.admin",
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.sessions",
    "django.contrib.messages",
    "django.contrib.staticfiles",
    # Third-party apps
    "rest_framework",
    "django_filters",
    # Developed apps
    "api.ping.apps.PingConfig",
    "api.countries.apps.CountriesConfig",
    "api.users.apps.UsersConfig",
    "api.posts.apps.PostsConfig",
]

MIDDLEWARE = [
    "django.middleware.security.SecurityMiddleware",
    "django.contrib.sessions.middleware.SessionMiddleware",
    "django.middleware.common.CommonMiddleware",
    "django.contrib.auth.middleware.AuthenticationMiddleware",
    "django.contrib.messages.middleware.MessageMiddleware",
    "django.middleware.clickjacking.XFrameOptionsMiddleware",
]

ROOT_URLCONF = "pulse.urls"

TEMPLATES = [
    {
        "BACKEND": "django.template.backends.django.DjangoTemplates",
        "DIRS": [],
        "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 = "pulse.wsgi.application"

DATABASES = {
    "default": {
        "ENGINE": "django.db.backends.postgresql",
        "NAME": os.getenv("POSTGRES_DATABASE"),
        "USER": os.getenv("POSTGRES_USERNAME"),
        "PASSWORD": os.getenv("POSTGRES_PASSWORD"),
        "HOST": os.getenv("POSTGRES_HOST"),
        "PORT": os.getenv("POSTGRES_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"
        ),
    },
]

REGIONS = ["Europe", "Africa", "Americas", "Oceania", "Asia"]

LANGUAGE_CODE = "en-us"

TIME_ZONE = "UTC"

USE_I18N = True

USE_TZ = True

STATIC_URL = "static/"

STATIC_ROOT = BASE_DIR / "static"

DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

REST_FRAMEWORK = {
    "DEFAULT_FILTER_BACKENDS": [
        "django_filters.rest_framework.DjangoFilterBackend"
    ],
    "DEFAULT_AUTHENTICATION_CLASSES": (
        "api.users.authentication.JWTAuthentication",
    ),
    "EXCEPTION_HANDLER": "pulse.utils.wrap_error_into_reason",
    "DATETIME_FORMAT": "%Y-%m-%dT%H:%M:%SZ",
}

APPEND_SLASH = False

MAX_TAG_LENGTH = 20

if DEBUG:
    INSTALLED_APPS.insert(0, "debug_toolbar")
    MIDDLEWARE.append("debug_toolbar.middleware.DebugToolbarMiddleware")