# -*- coding: utf-8 -*-
"""
Django 配置文件。
"""
import os
import sys

from server.config import DB_HOST, DB_PORT, DB_USER, DB_PASSWORD, DB_NAME

# ─── 基础 ───
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
SECRET_KEY = os.getenv("DJANGO_SECRET_KEY", "boss-dp-secret-key-change-in-production")
# 调试模式：默认开启；生产环境可设置 DJANGO_DEBUG=0 关闭
DEBUG = os.getenv("DJANGO_DEBUG", "1").lower() in ("true", "1", "yes")
ALLOWED_HOSTS = ["*"]

# ─── 应用 ───
INSTALLED_APPS = [
    "django.contrib.contenttypes",
    "rest_framework",
    "channels",
    "server",
]

# ─── 中间件 ───
MIDDLEWARE = [
    "django.middleware.common.CommonMiddleware",
    "server.middleware.CorsMiddleware",
    "server.middleware.ResponseCodeMiddleware",
]

# ─── URL / ASGI ───
ROOT_URLCONF = "server.urls"
ASGI_APPLICATION = "server.asgi.application"

# ─── 数据库 ───
DATABASES = {
    "default": {
        "ENGINE": "django.db.backends.mysql",
        "NAME": DB_NAME,
        "USER": DB_USER,
        "PASSWORD": DB_PASSWORD,
        "HOST": DB_HOST,
        "PORT": str(DB_PORT),
        "OPTIONS": {
            "charset": "utf8mb4",
        },
    }
}

DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

# ─── DRF ───
REST_FRAMEWORK = {
    "DEFAULT_AUTHENTICATION_CLASSES": [
        "server.core.authentication.HeaderAuthorizationAuthentication",
    ],
    "DEFAULT_PERMISSION_CLASSES": [
        "rest_framework.permissions.IsAuthenticated",
    ],
    "UNAUTHENTICATED_USER": None,
    "DEFAULT_RENDERER_CLASSES": [
        "rest_framework.renderers.JSONRenderer",
    ],
    "DEFAULT_PARSER_CLASSES": [
        "rest_framework.parsers.JSONParser",
        "rest_framework.parsers.FormParser",
        "rest_framework.parsers.MultiPartParser",
    ],
    "EXCEPTION_HANDLER": "server.core.exception_handler.custom_exception_handler",
    "DATETIME_FORMAT": "%Y-%m-%dT%H:%M:%S",
}

# ─── Channels ───
CHANNEL_LAYERS = {
    "default": {
        "BACKEND": "channels.layers.InMemoryChannelLayer",
    }
}

# ─── 时区 / 国际化 ───
LANGUAGE_CODE = "zh-hans"
TIME_ZONE = "Asia/Shanghai"
USE_I18N = True
USE_TZ = False

# ─── 静态文件和媒体文件 ───
STATIC_URL = "/static/"
STATIC_ROOT = os.path.join(BASE_DIR, "staticfiles")

MEDIA_URL = "/media/"
MEDIA_ROOT = os.path.join(BASE_DIR, "media")

# 导出文件目录
EXPORT_ROOT = os.path.join(MEDIA_ROOT, "exports")