from core.observers.BaseObserver import BaseObserver


class TicketObserver(BaseObserver):

    def __init__(self):
        self.on_connecting = []
        self.on_sync_done = []
        self.on_waiting = []
        self.on_paid = []
        self.on_ticket_ready = []
        self.on_used = []
        self.on_connection_error = []
        self.on_failed_output = []
        self.on_failed_input = []
        self.on_unknown_error = []
        self.on_preparing = []
        self.on_error = []