# plugs/count.py
#
#

__copyright__ = 'this file is in the public domain'

from gozerbot.commands import cmnds
from gozerbot.generic import waitforqueue
from gozerbot.examples import examples
from gozerbot.plughelp import plughelp

plughelp.add('count', 'the count command counts the number of results in a \
pipeline')

def handle_count(bot, ievent):
    """ show nr of elements in result list """
    if not ievent.inqueue:
        ievent.reply("use count in a pipeline")
        return
    result = waitforqueue(ievent.inqueue, 5)
    ievent.reply(str(len(result)))

cmnds.add('count', handle_count, ['USER', 'WEB', 'ANON'], threaded=True)
examples.add('count', 'count nr of items', 'todo | count')