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#
# The MIT License (MIT)
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import twisted
from twisted.python import log, usage
from twisted.application.service import MultiService

from echoservice import EchoService


class AppService(MultiService):

    """
    Our application service hierarchy.
    """

    def startService(self):

        # create WebSocket echo service and make it a child of our app service
        svc = EchoService(self.port, self.debug)
        svc.setName("EchoService")
        svc.setServiceParent(self)

        MultiService.startService(self)


class Options(usage.Options):
    optFlags = [['debug', 'd', 'Emit debug messages']]
    optParameters = [["port", "p", 8080, "Listening port (for both Web and WebSocket) - default 8080."]]


def makeService(options):
    """
    This will be called from twistd plugin system and we are supposed to
    create and return our application service.
    """

    # create application service and forward command line options ..
    service = AppService()
    service.port = int(options['port'])
    service.debug = options['debug']

    return service
