from fastapi import Depends, Request

from adapter.di.container import AppContainer
from usecase.sandbox import CreateSandbox
from usecase.user import GetUser

APP_CONTAINER_STATE = 'container'
APP_CONFIG_STATE = 'config'


def get_container(request: Request) -> AppContainer:
    container = getattr(request.app.state, APP_CONTAINER_STATE, None)
    if not isinstance(container, AppContainer):
        raise RuntimeError('container unavailable')
    return container


def get_get_user(container: AppContainer = Depends(get_container)) -> GetUser:
    return container.usecases.get_user


def get_create_sandbox(
    container: AppContainer = Depends(get_container),
) -> CreateSandbox:
    return container.usecases.create_sandbox