"""
Django settings for mysite project.

Generated by 'django-admin startproject' using Django 5.2.7.

For more information on this file, see
https://docs.djangoproject.com/en/5.2/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/5.2/ref/settings/
"""
import os
from pathlib import Path

# 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/5.2/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = 'django-insecure-rw(t8vmsn=h3=+(4@$ns2tx*mr+$c5tkn(=_vn&*j%#hfdf63w'

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True

ALLOWED_HOSTS = []


# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'blog',
    'accounts',
    'comments',
]

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 = 'mysite.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [os.path.join(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.template.context_processors.media',  # 新增：媒体文件处理器
            ],
        },
    },
]

WSGI_APPLICATION = 'mysite.wsgi.application'


# Database
# https://docs.djangoproject.com/en/5.2/ref/settings/#databases

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


# Password validation
# https://docs.djangoproject.com/en/5.2/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/5.2/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/5.2/howto/static-files/

STATIC_URL = 'static/'

STATICFILES_DIRS = [
    os.path.join(BASE_DIR, 'static'),
]

# 生产环境静态文件收集目录
STATIC_ROOT = os.path.join(BASE_DIR, 'staticfiles')

# 媒体文件配置
MEDIA_URL = '/media/'
MEDIA_ROOT = os.path.join(BASE_DIR, 'media')

# Default primary key field type
# https://docs.djangoproject.com/en/5.2/ref/settings/#default-auto-field

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

# 使用自定义用户模型
AUTH_USER_MODEL = 'accounts.CustomUser'

# 登录/登出重定向设置
LOGIN_REDIRECT_URL = 'index'           # 登录后重定向到首页
LOGOUT_REDIRECT_URL = 'index'          # 登出后重定向到首页
LOGIN_URL = 'login'                    # 登录页面URL

# 消息框架设置
from django.contrib.messages import constants as messages
MESSAGE_TAGS = {
    messages.DEBUG: 'secondary',
    messages.INFO: 'info',
    messages.SUCCESS: 'success',
    messages.WARNING: 'warning',
    messages.ERROR: 'danger',
}

# 文件上传设置
FILE_UPLOAD_MAX_MEMORY_SIZE = 5242880  # 5MB
DATA_UPLOAD_MAX_MEMORY_SIZE = 5242880  # 5MB

# 会话设置
SESSION_COOKIE_AGE = 1209600  # 2周，单位秒
SESSION_SAVE_EVERY_REQUEST = True

# 安全设置（开发环境）
if DEBUG:
    # 开发环境下允许内联CSS（用于base.html中的样式）
    CSP_STYLE_SRC = ["'self'", "'unsafe-inline'"]
    
# 邮件设置（开发环境）
EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend'

# 日志设置
LOGGING = {
    'version': 1,
    'disable_existing_loggers': False,
    'handlers': {
        'console': {
            'class': 'logging.StreamHandler',
        },
    },
    'root': {
        'handlers': ['console'],
        'level': 'INFO',
    },
}

# 邮箱配置（在settings.py末尾添加）
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
EMAIL_HOST = 'smtp.qq.com'  # QQ邮箱SMTP服务器
EMAIL_PORT = 587  # QQ邮箱SMTP端口
EMAIL_USE_TLS = True  # 启用TLS加密
EMAIL_HOST_USER = 'your-email@qq.com'  # 您的QQ邮箱
EMAIL_HOST_PASSWORD = 'your-authorization-code'  # QQ邮箱授权码，不是密码
DEFAULT_FROM_EMAIL = '金陵非遗 <your-email@qq.com>'  # 默认发件人

# 密码重置设置
PASSWORD_RESET_TIMEOUT = 3600  # 密码重置链接有效期1小时