import logging
import logging.config
from ConfigParser import SafeConfigParser
from StringIO import StringIO


logger = logging.getLogger(__name__)


class NodeConfigParser(object):
    """ConfigParser for ccnode config file."""
    def __init__(self, file_path):
        config = SafeConfigParser()
        config.read(file_path)

        config = dict(config.items('node'))

        # ccserver settings
        try:
            self.server_host = config['address']
        except KeyError:
            logger.error('cc-server address not specified in config file')
            raise
        self.server_port = int(config.get('port', 1984))
        try:
            self.server_user = config['login']
        except KeyError:
            logger.error('cc-server login not specified in config file')
            raise
        try:
            self.server_passwd = config['password']
        except KeyError:
            logger.error('cc-server password not specified in config file')
            raise

        self.logging_level = int(config.get('verbosity', 0))

        self.debug = True


def configure_logging(level):
    level = {
        0: 'ERROR', 1: 'WARNING',
        2: 'INFO', 3: 'DEBUG',
    }[level]

    # create config parser for logging configuration
    logging.config.fileConfig(StringIO("""
[loggers]
keys=root,ccnode,sjrpc

[handlers]
# keys=syslog
keys=consoleHandler

[formatters]
keys=simpleFormatter

[logger_root]
level=ERROR
# handlers=syslog
handlers=consoleHandler

[logger_ccnode]
level=%s
handlers=
qualname=cloudcontrol.node

[logger_sjrpc]
level=ERROR
handlers=
qualname=sjrpc

# [handler_syslog]
# class=handlers.SysLogHandler
# formatter=simpleFormatter
# args=('/dev/log', handlers.SysLogHandler.LOG_DAEMON)

[handler_consoleHandler]
class=StreamHandler
formatter=simpleFormatter
args=(sys.stderr,)

[formatter_simpleFormatter]
format=cc-node - %%(asctime)s - %%(name)s - %%(levelname)s - %%(message)s
    """ % level))