from zope.interface import implements
from twisted.plugin import IPlugin
from twisted.application.service import IServiceMaker

from twisted.python import reflect

def serviceMakerProperty(propname):
    def getProperty(self):
        return getattr(reflect.namedClass(self.serviceMakerClass), propname)

    return property(getProperty)


class TAP(object):
    implements(IPlugin, IServiceMaker)
    def __init__(self, serviceMakerClass):
        self.serviceMakerClass = serviceMakerClass
        self._serviceMaker = None

    options = serviceMakerProperty('options')
    tapname = serviceMakerProperty('tapname')
    description = serviceMakerProperty('description')

    def makeService(self, options):
        if self._serviceMaker is None:
            from twisted.python import reflect
            self._serviceMaker = reflect.namedClass(self.serviceMakerClass)()

        return self._serviceMaker.makeService(options)


TwistedCalDAV = TAP('twistedcaldav.tap.CalDAVServiceMaker')

CalDAVNotifier = TAP('twistedcaldav.notify.NotificationServiceMaker')
CalDAVMailGateway = TAP('twistedcaldav.mail.MailGatewayServiceMaker')

from zope.interface import implements
from twisted.plugin import IPlugin
from twisted.application.service import IServiceMaker

from twisted.python import reflect

def serviceMakerProperty(propname):
    def getProperty(self):
        return getattr(reflect.namedClass(self.serviceMakerClass), propname)

    return property(getProperty)


class TAP(object):
    implements(IPlugin, IServiceMaker)
    def __init__(self, serviceMakerClass):
        self.serviceMakerClass = serviceMakerClass
        self._serviceMaker = None

    options = serviceMakerProperty('options')
    tapname = serviceMakerProperty('tapname')
    description = serviceMakerProperty('description')

    def makeService(self, options):
        if self._serviceMaker is None:
            self._serviceMaker = reflect.namedClass(self.serviceMakerClass)()

        return self._serviceMaker.makeService(options)


TwistedCalDAV = TAP('twistedcaldav.tap.CalDAVServiceMaker')

CalDAVNotifier = TAP('twistedcaldav.notify.NotificationServiceMaker')
CalDAVMailGateway = TAP('twistedcaldav.mail.MailGatewayServiceMaker')

Fix unneeded import.