import logging
from flask import Flask
from .config import Config
from .extensions import init_extensions, register_namespaces
from .views import register_blueprints



def create_app(config_object: type = Config) -> Flask:
    app = Flask(__name__, template_folder="templates", static_folder="static")
    app.config.from_object(config_object)

    # secret_key 从 config 里来
    app.secret_key = app.config["SECRET_KEY"]

    # logging
    app.logger.setLevel(logging.DEBUG)


    register_namespaces(app)

    # 1) 初始化第三方扩展（db、cache、jwt、cors 等）
    init_extensions(app)


    # 2) 注册蓝图（把子文件暴露的蓝图统一挂到 app 上）
    register_blueprints(app)

    # 3) 其他钩子/命令/错误处理
    @app.route("/healthz")
    def healthz():
        return {"status": "ok"}

    return app