#!/usr/bin/env python
#
# $Id$
#

from twisted.internet import reactor
from twisted.application import service
from twisted.python import log, usage
import configparser
import pymeds
import os.path
import sys

#fix for wstools
import collections
collections.MutableMapping = collections.abc.MutableMapping

defconfigfile = 'pymeds.ini'
class ConfigFile(pymeds.Options):
	optParameters = [ [ 'config', 'c', defconfigfile,
			    'INI style config file', ], ]

if __name__ == '__main__':
	config = ConfigFile()
	try:
		config.checkpath = False
		config.parseOptions()
		print(repr(config))
		if os.path.exists(config['config']):
			print('foo')
			scp = configparser.SafeConfigParser()
			scp.read(config['config'])
			config.update(scp.items('pymeds'))

			# Double check config
			config.checkpath = True
			config.postOptions()
		elif config['config'] != defconfigfile:
			print('bar')
			raise usage.UsageError(
			    'config file %s does not exist' % config['config'])
	except usage.UsageError as errortext:
		print('%s: %s' % (sys.argv[0], errortext))
		print('%s: Try --help for usage details.' % sys.argv[0])
		sys.exit(1)

	log.startLogging(sys.stdout)
	ser = pymeds.makeService(config)
	ser.startService()
	reactor.addSystemEventTrigger('before', 'shutdown',
	    service.IService(ser).stopService)
	reactor.run()