import requests
import justserv
import copy
class OnlineState:
    def __init__(self, appname = None):
        if appname is None:
            appname = ""
        self.__url = "{}/{}".format(justserv.URL, appname)
        self.__laststate = {}

    def getState(self):
        s = eval(requests.get(self.__url).text)
        self.__laststate = copy.deepcopy(s)
        return s

    def patch(self, newstate):
        d = justserv.patch.diff(self.__laststate, newstate)
        ns = eval(requests.patch(self.__url, data=str(d)).text)
        self.__laststate = ns.copy()
        return ns