#!/usr/bin/env python

import os
import sys
import logging
import argparse
from ConfigParser import ConfigParser
from evecal import EVECal

def main():

    parser = argparse.ArgumentParser(description='Convert EVE API Calendar to iCal format')
    parser.add_argument('-k', '--keyid', help='EVE API Key ID')
    parser.add_argument('-v', '--vcode', help='EVE API Verification Code')
    parser.add_argument('-c', '--character', help='Character ID of the calander you wish to export')
    parser.add_argument('--config', help='Configuration file', default='~/.evetoics.conf')
    args = parser.parse_args()

    if not args.config and (not args.keyid or not args.vcode or not args.character):
        print >> sys.stderr, 'You did not provide either a Key, vCode, or character ID'
        return -1
    elif args.config:
        file = os.path.abspath(os.path.expanduser(args.config))
        if os.path.exists(file):
            config = ConfigParser()
            config.read(file)
            keyid = config.get('evetoics', 'keyid')
            vcode = config.get('evetoics', 'vcode')
            character = config.get('evetoics', 'character')
        else:
            print >> sys.stderr, 'Invalid configuration file provided: %s' % args.config
            return -1
    else:
        keyid = args.keyid
        vcode = args.vcode
        character = args.character

    logging.basicConfig(level=logging.INFO)
    print keyid, vcode, character
    c = EVECal(keyID=keyid, vCode=vcode, characterID=character)
    print c.as_string()
    return 0


if __name__ == '__main__':
    sys.exit(main())