# vim: ts=4 et sts=4 sw=4 autoindent

import Pyro.core
from sndcs.TerminalFactory import TerminalFactory
from sndcs_common.SndcsExceptions import *
from MiddleKit.Run.ObjectStore import UnknownObjectError

from sndcs_common.Logger import logger
log = logger.getLogger("sndcsd")

class TerminalProxyFactory(Pyro.core.ObjBase):
    """
    The most common usage is to use one of the __init__ functions to make
    TerminalProxy represent a single terminal and then use the rest of the
    functions to manipulate the terminal.
    """

    ### __init__ functions ###
    ### From TerminalFactory ###
    def setTerminalByTerminalName(self, terminal_name):
        """ Explicit __init__ function to set the terminal."""
        terminal = TerminalFactory().getTerminalByTerminalName(terminal_name)
        if not terminal:
            raise SndcsTerminalError("No terminal with terminalName = '%s'" % (terminal_name))
        proxy = TerminalProxy()
        proxy.terminal = terminal[0]
        self.getDaemon().connect(proxy)
        log.debug("Returning terminal proxy object %s.", proxy)
        return proxy.getProxy()

    def setTerminalBySerialNum(self, serialNum):
        """ Explicit __init__ function to set the terminal."""
        terminal = TerminalFactory().getTerminalBySerialNum(serialNum)
        if not terminal:
            raise SndcsEmployeeError("No terminal with serialNum = '%s'" % (serialNum))
        proxy = TerminalProxy()
        proxy.terminal = terminal
        self.getDaemon().connect(proxy)
        log.debug("Returning terminal proxy object %s.", proxy)
        return proxy.getProxy()



class TerminalProxy(Pyro.core.ObjBase):
    
    def getTerminalDepartments(self):
        result = self.terminal.department()
        departments = []
        for x in result:
            departments.extend([x.code()])
       
        # Returns a list of department numbers to compare to.
        return departments

    ### Getters and Setters ###
    def getTerminalName(self):
        return self.terminal.terminalName()



    ### Cleanup ###
    def disconnect(self):
        daemon = self.getDaemon()
        log.debug("Disconnecting terminal proxy object %s.", self)
        daemon.disconnect(self)