# -*- coding: utf-8 -*-
"""应用配置"""
import os
from urllib.parse import quote_plus

BASE_DIR = os.path.abspath(os.path.dirname(__file__))

# MySQL 连接（可通过环境变量覆盖）
DB_HOST = os.environ.get("DB_HOST") or "199.168.137.123"
DB_PORT = os.environ.get("DB_PORT") or "3309"
DB_USER = os.environ.get("DB_USER") or "vps"
DB_NAME = os.environ.get("DB_NAME") or "vps"
DB_PASSWORD = os.environ.get("DB_PASSWORD") or "435Y4fPrZxT86wNx"


def _mysql_uri():
    password = quote_plus(DB_PASSWORD)
    return f"mysql+pymysql://{DB_USER}:{password}@{DB_HOST}:{DB_PORT}/{DB_NAME}?charset=utf8mb4"


class Config:
    SECRET_KEY = os.environ.get("SECRET_KEY") or "dev-secret-change-in-production"
    ADMIN_PASSWORD = os.environ.get("ADMIN_PASSWORD") or "admin123"
    # 优先使用 DATABASE_URL，否则使用 MySQL
    SQLALCHEMY_DATABASE_URI = os.environ.get("DATABASE_URL") or _mysql_uri()
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    SITE_URL = os.environ.get("SITE_URL") or "https://vps.ddrwode.cn"
    SITE_NAME = os.environ.get("SITE_NAME") or "云价眼"
    PREFERRED_URL_SCHEME = "https"
    SEND_FILE_MAX_AGE_DEFAULT = int(os.environ.get("STATIC_CACHE_SECONDS") or "604800")
    SESSION_COOKIE_HTTPONLY = True
    SESSION_COOKIE_SAMESITE = os.environ.get("SESSION_COOKIE_SAMESITE") or "Lax"
    SESSION_COOKIE_SECURE = (
        os.environ.get("SESSION_COOKIE_SECURE")
        or ("1" if (os.environ.get("FLASK_ENV") or "").lower() == "production" else "0")
    ) == "1"


# 兼容直接 from config import XXX
SECRET_KEY = Config.SECRET_KEY
ADMIN_PASSWORD = Config.ADMIN_PASSWORD
SITE_URL = Config.SITE_URL
SITE_NAME = Config.SITE_NAME