import os
from pathlib import Path
from dotenv import load_dotenv

load_dotenv()


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

SECRET_KEY = os.environ.get('DJANGO_SECRET_KEY', '*****')

DEBUG = os.environ.get('DJANGO_DEBUG', 'False') == 'True'

ALLOWED_HOSTS = ['deev.space', 'deev.su', 'www.deev.space', 'www.deev.su', 'localhost', '127.0.0.1']

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'django.contrib.sitemaps',
    'main.apps.MainConfig',
]

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 = 'dspace.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',
                'main.context_processors.site_settings',
            ],
        },
    },
]

WSGI_APPLICATION = 'dspace.wsgi.application'

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

AUTH_USER_MODEL = 'main.CustomUser'

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',
    },
]

LANGUAGE_CODE = 'ru-ru'
TIME_ZONE = 'Europe/Moscow'
USE_I18N = True
USE_TZ = True

STATIC_URL = '/static/'
STATICFILES_DIRS = [BASE_DIR / 'static']
STATIC_ROOT = BASE_DIR / 'staticfiles'

# Хеширование статических файлов в production
if not DEBUG:
    STATICFILES_STORAGE = 'django.contrib.staticfiles.storage.ManifestStaticFilesStorage'

MEDIA_URL = '/media/'
MEDIA_ROOT = BASE_DIR / 'media'

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

# Yandex SmartCaptcha Settings
SMARTCAPTCHA_CLIENT_KEY = os.environ.get('SMARTCAPTCHA_CLIENT_KEY', '*****')
SMARTCAPTCHA_SERVER_KEY = os.environ.get('SMARTCAPTCHA_SERVER_KEY', '*****')

# Telegram Bot Settings
TELEGRAM_BOT_TOKEN = os.environ.get('TELEGRAM_BOT_TOKEN', '')
TELEGRAM_CHANNEL_ID = os.environ.get('TELEGRAM_CHANNEL_ID', '')

# VK API Settings
VK_ACCESS_TOKEN = os.environ.get('VK_ACCESS_TOKEN', '')
VK_GROUP_ID = os.environ.get('VK_GROUP_ID', '')

# Email Settings
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
EMAIL_HOST = os.environ.get('EMAIL_HOST', 'smtp.yandex.ru')
EMAIL_PORT = int(os.environ.get('EMAIL_PORT', 465))
EMAIL_USE_SSL = True
EMAIL_HOST_USER = os.environ.get('EMAIL_HOST_USER', '')
EMAIL_HOST_PASSWORD = os.environ.get('EMAIL_HOST_PASSWORD', '')
DEFAULT_FROM_EMAIL = os.environ.get('DEFAULT_FROM_EMAIL', 'egor@deev.space')
CONTACT_EMAIL = os.environ.get('CONTACT_EMAIL', 'egor@deev.space')

# Site Settings
SITE_NAME = 'deev.space'
SITE_AUTHOR = 'Деев Егор Викторович'
SITE_DESCRIPTION = 'Персональный сайт backend-разработчика'

# Session Settings
SESSION_COOKIE_AGE = 31536000  # 1 year
SESSION_COOKIE_SECURE = not DEBUG
CSRF_COOKIE_SECURE = not DEBUG

# Security Settings (Production)
if not DEBUG:
    SECURE_BROWSER_XSS_FILTER = True
    SECURE_CONTENT_TYPE_NOSNIFF = True
    X_FRAME_OPTIONS = 'DENY'
    SECURE_SSL_REDIRECT = True
    SECURE_HSTS_SECONDS = 31536000
    SECURE_HSTS_INCLUDE_SUBDOMAINS = True
    SECURE_HSTS_PRELOAD = True

# Logging
LOGGING = {
    'version': 1,
    'disable_existing_loggers': False,
    'formatters': {
        'verbose': {
            'format': '{levelname} {asctime} {module} {message}',
            'style': '{',
        },
    },
    'handlers': {
        'file': {
            'level': 'ERROR',
            'class': 'logging.FileHandler',
            'filename': BASE_DIR / 'logs' / 'django.log',
            'formatter': 'verbose',
        },
        'console': {
            'class': 'logging.StreamHandler',
            'formatter': 'verbose',
        },
    },
    'loggers': {
        'django': {
            'handlers': ['console'] if DEBUG else ['file', 'console'],
            'level': 'INFO',
        },
        'main': {
            'handlers': ['console'] if DEBUG else ['file', 'console'],
            'level': 'DEBUG' if DEBUG else 'INFO',
        },
    },
}

# Create logs directory
(BASE_DIR / 'logs').mkdir(exist_ok=True)