from quart import Quart, render_template, request, jsonify,send_from_directory,session,redirect, url_for
from quart_session import Session
from .main import main
from .API import api
from functools import wraps

from quart_sqlalchemy import SQLAlchemy
from flask_migrate import Migrate


#app.config['SECRET_KEY'] = 'mysecret'   #密钥 --需要放配置文件
#socketio = SocketIO(app)

def create_app():
    app = Quart(__name__)
    #相关配置--设置各种配置选项，这些选项会在整个应用程序中被访问和使用。
    app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///app.db'
    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
    app.config['SECRET_KEY'] = 'zfxxkj_2024_!@#'

    app.config['SESSION_TYPE'] = 'redis'       # session类型
    app.config['SESSION_FILE_DIR'] = './sessions'   # session保存路径
    app.config['SESSION_PERMANENT'] = True  # 如果设置为True，则关闭浏览器session就失效。
    app.config['SESSION_USE_SIGNER'] = False  # 是否对发送到浏览器上session的cookie值进行加密
    Session(app)

    #ORM数据库管理
    # db = SQLAlchemy()
    # migrate = Migrate()
    # db.init_app(app)
    # migrate.init_app(app, db)   # 创建对象，使用它来将ORM模型映射到数据库 -- 效果是及时更新数据的修改到文档？

    # 注册main
    app.register_blueprint(main)
    #注册API模块
    app.register_blueprint(api,url_prefix = '/api')
    return app


def login_required(f):
    @wraps(f)
    async def decorated_function(*args, **kwargs):
        if 'user' not in session:
            return redirect(url_for('main.login'))
        return await f(*args, **kwargs)
    return decorated_function