#!/usr/bin/env python
# -*- coding: utf-8 -*-

# This file is part of IPAACA, the
#  "Incremental Processing Architecture
#   for Artificial Conversational Agents".
#
# Copyright (c) 2009-2015 Social Cognitive Systems Group
#                         CITEC, Bielefeld University
#
# http://opensource.cit-ec.de/projects/ipaaca/
# http://purl.org/net/ipaaca
#
# This file may be licensed under the terms of of the
# GNU Lesser General Public License Version 3 (the ``LGPL''),
# or (at your option) any later version.
#
# Software distributed under the License is distributed
# on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either
# express or implied. See the LGPL for the specific language
# governing rights and limitations.
#
# You should have received a copy of the LGPL along with this
# program. If not, go to http://www.gnu.org/licenses/lgpl.html
# or write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# The development of this software was supported by the
# Excellence Cluster EXC 277 Cognitive Interaction Technology.
# The Excellence Cluster EXC 277 is a grant of the Deutsche
# Forschungsgemeinschaft (DFG) in the context of the German
# Excellence Initiative.

from __future__ import division, print_function

import sys
import time

import ipaaca
import ipaaca.util.logger as ipaacalog


def main(log_mode, filename=None):
	ipaacalog.logger_send_ipaaca_logs(False)
	il = ipaacalog.LoggerComponent(filename, log_mode)
	try:
		while True:
			time.sleep(1)
	except KeyboardInterrupt:
		il.close_logfile()
		print('Logging-Component closed by keyboard interrupt.')


if __name__ == '__main__':
	import traceback
	try:
		iap = ipaaca.IpaacaArgumentParser(
			'ipaaca-logger')
		iap.add_argument(
			'-m', '--log-mode', dest='log_mode',
			choices=ipaacalog.LOG_MODES,
			default='append',
			help="set what to do when logfile exists "
					"(default: 'append'; 'timestamp' adds timestamp in any case)")
		iap.add_argument(
			'filename', nargs='?',
			metavar='FILE',
			help='set name of logfile')
		arguments = iap.parse_args()
		main(arguments.log_mode, arguments.filename)
	except KeyboardInterrupt:
		pass
	except Exception, e:
		print(u'Exception: '+unicode(traceback.format_exc()))
		ipaaca.exit(1)
	ipaaca.exit(0)