"""
Django settings for mosaic project.

Generated by django-mosaic init command.
This settings file reads from environment variables for production deployment
while providing sensible defaults for local development.
"""

import os
from pathlib import Path

# Build paths inside the project like this: BASE_DIR / 'subdir'.
BASE_DIR = Path(__file__).resolve().parent.parent


# SECURITY WARNING: keep the secret key used in production secret!
# In production, this is provided via environment variable
SECRET_KEY = os.environ.get(
    "SECRET_KEY", "dev-insecure-change-this-in-production-1234567890abcdefghijklmnop"
)

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = os.environ.get("DEBUG", "True").lower() in ("true", "1", "t", "yes")

ALLOWED_HOSTS = os.environ.get("ALLOWED_HOSTS", "localhost,127.0.0.1").split(",")

# CSRF Protection - required for HTTPS
CSRF_TRUSTED_ORIGINS = [
    origin.strip()
    for origin in os.environ.get("CSRF_TRUSTED_ORIGINS", "").split(",")
    if origin.strip()
]


# Application definition

INSTALLED_APPS = [
    "django.contrib.admin",
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.sessions",
    "django.contrib.messages",
    "django.contrib.staticfiles",
    "django.contrib.sitemaps",
    # Mosaic dependencies
    "markdownify.apps.MarkdownifyConfig",
    "reversion",
    "django_magic_authorization",
    # Mosaic blog
    "django_mosaic",
]

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 = "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",
                "django_mosaic.context_processors.author",
            ],
        },
    },
]

WSGI_APPLICATION = "wsgi.application"


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

DATABASES = {
    "default": {
        "ENGINE": "django.db.backends.sqlite3",
        "NAME": os.environ.get("DATABASE_PATH", str(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 = "UTC"

USE_I18N = True

USE_TZ = True


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

STATIC_URL = os.environ.get("STATIC_URL", "/static/")
STATIC_ROOT = os.environ.get("STATIC_ROOT", str(BASE_DIR / "staticfiles"))

STATICFILES_DIRS = [BASE_DIR / "static"]

# Media files (user uploads)
MEDIA_URL = os.environ.get("MEDIA_URL", "/media/")
MEDIA_ROOT = os.environ.get("MEDIA_ROOT", str(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"

CONSTANTS = {
    "site": {
        "title": "My Blog",
        "description": "A personal blog.",
    }
}

MARKDOWNIFY = {
    "default": {
        "MARKDOWN_EXTENSIONS": [
            "markdown.extensions.extra",
            "markdown.extensions.codehilite",
        ],
        "BLEACH": False,
    }
}


# Logging Configuration
# https://docs.djangoproject.com/en/5.1/topics/logging/

LOGGING = {
    "version": 1,
    "disable_existing_loggers": False,
    "formatters": {
        "verbose": {
            "format": "{levelname} {asctime} {module} {message}",
            "style": "{",
        },
        "simple": {
            "format": "{levelname} {message}",
            "style": "{",
        },
    },
    "handlers": {
        "console": {
            "class": "logging.StreamHandler",
            "formatter": "verbose",
        },
    },
    "root": {
        "handlers": ["console"],
        "level": "INFO",
    },
    "loggers": {
        "django": {
            "handlers": ["console"],
            "level": "INFO",
            "propagate": False,
        },
        "django.request": {
            "handlers": ["console"],
            "level": "ERROR",
            "propagate": False,
        },
    },
}
