"""
Django settings for yitao_gallery project.

Generated by 'django-admin startproject' using Django 4.2.0.

For more information on this file, see
https://docs.djangoproject.com/en/4.2/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/4.2/ref/settings/
"""

import os
from pathlib import Path
from decouple import config, Csv

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


# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/4.2/howto/deployment/checklist/

# 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', default=False, cast=bool)

ALLOWED_HOSTS = config('ALLOWED_HOSTS', default='localhost', cast=Csv())

CSRF_TRUSTED_ORIGINS = config('CSRF_TRUSTED_ORIGINS', default='', cast=Csv())


# Application definition

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

    # Third party apps
    'django_cleanup.apps.CleanupConfig',

    # Local apps
    'gallery.apps.GalleryConfig',
]

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 = 'yitao_gallery.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',
                'gallery.context_processors.site_settings',
            ],
        },
    },
]

WSGI_APPLICATION = 'yitao_gallery.wsgi.application'


# Database
# https://docs.djangoproject.com/en/4.2/ref/settings/#databases

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


# Password validation
# https://docs.djangoproject.com/en/4.2/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/4.2/topics/i18n/

LANGUAGE_CODE = 'zh-hans'

TIME_ZONE = 'Asia/Shanghai'

USE_I18N = True

USE_TZ = True


# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/4.2/howto/static-files/

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

# Media files
MEDIA_URL = 'media/'
MEDIA_ROOT = BASE_DIR / 'media'

# Default primary key field type
# https://docs.djangoproject.com/en/4.2/ref/settings/#default-auto-field

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

# File upload settings
FILE_UPLOAD_MAX_MEMORY_SIZE = 5242880  # 5MB
DATA_UPLOAD_MAX_MEMORY_SIZE = 5242880  # 5MB

# Image settings
IMAGE_MAX_WIDTH = 1920
IMAGE_MAX_HEIGHT = 1080
THUMBNAIL_SIZE = (400, 400)

# Site settings
SITE_NAME = config('SITE_NAME', default='YITAO-REN GALLERY')
COPYRIGHT_TEXT = config('COPYRIGHT_TEXT', default='© 2026 Yitao-Ren Gallery & iTao TV')

# Security settings for production (commented out for development)
# SECURE_SSL_REDIRECT = True
# SESSION_COOKIE_SECURE = True
# CSRF_COOKIE_SECURE = True
# SECURE_BROWSER_XSS_FILTER = True
# SECURE_CONTENT_TYPE_NOSNIFF = True
# X_FRAME_OPTIONS = 'DENY'
