import time
import logging
import re

import config
import irc

# strip all spaces and capitalization from the connection name
def clean_name(n): return re.sub('[^A-Za-z0-9_]+', '', n.replace(" ", "_"))


class Bot(object):
    def __init__(self, name):
        # basic variables
        self.name = name
        self.start_time = time.time()

        # set up config and logging
        self.setup()

        # start IRC connections
        self.connections = {}
        self.connect()

    def connect(self):

        for name, conf in self.config['connections'].iteritems():
            # strip all spaces and capitalization from the connection name
            name = clean_name(name)
            self.logger.debug("({}) Creating connection to {}.".format(name, conf['server']))
            if conf.get('ssl'):
                self.connections[name] = irc.SSLIRC(name, conf['server'], conf['nick'], conf=conf,
                                     port=conf.get('port', 6667), channels=conf['channels'],
                                     ignore_certificate_errors=conf.get('ignore_cert', True))
                self.logger.debug("({}) Created SSL connection.".format(name))   
            else:
                self.connections[name] = irc.IRC(name, conf['server'], conf['nick'], conf=conf,
                                    port=conf.get('port', 6667), channels=conf['channels'])
                self.logger.debug("({}) Created connection.".format(name))  

    def setup(self):
        # logging
        self.logger = self.get_logger()
        self.logger.debug("Logging engine started.")

        # logging
        self.config = self.get_config()
        self.config.load_config()
        self.logger.debug("Config loaded.")

    def get_config(self):
        return config.Config(self.name)

    def get_logger(self):
        # create logger
        logger = logging.getLogger(self.name)
        logger.setLevel(logging.DEBUG)

        # add a file handler
        log_name = "{}.log".format(self.name)
        fh = logging.FileHandler(log_name)
        fh.setLevel(logging.DEBUG)

        # create a formatter and set the formatter for the handler.
        frmt = logging.Formatter('%(asctime)s [%(levelname)s] %(message)s')
        fh.setFormatter(frmt)

        # add the Handler to the logger
        logger.addHandler(fh)
        return logger