#!/usr/bin/env python2 
#   This program is free software: you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation, either version 3 of the License, or
#   (at your option) any later version.

#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.

#   You should have received a copy of the GNU General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.

#TODO: Modularize this script
import sys
import logging

from optparse import OptionParser

from parpg.settings import Settings

usage = ('usage: %prog [options] settings_path [system_path user_path]\n\n'
         'The settings_path argument is mandatory and is the directory in \n'
         'which your system.cfg file is located. Optionally, you may \n'
         'specify where data files are located (system_path), and where \n'
         'the user settings and data files should be saved to (user_path)\n\n'
         'Example: python %prog .')

parser = OptionParser(description='PARPG Launcher Script', usage=usage)
parser.add_option('-f', '--logfile',
                  help='Name of log file to save to')
parser.add_option('-l', '--loglevel', default='critical',
                  help='desired output level for log file')
opts, args = parser.parse_args()

if not args:
    parser.print_help()
    sys.exit(1)
            


settings = Settings(*args)

levels = {'debug': logging.DEBUG,
          'info': logging.INFO,
          'warning': logging.WARNING,
          'error': logging.ERROR,
          'critical': logging.CRITICAL}

#TODO: setup formating
logging.basicConfig(filename=opts.logfile, level=levels[opts.loglevel])
logger = logging.getLogger('parpg')

try:
    old_path = sys.path
    sys.path = [settings.parpg.FifePath]
    import fife
except AttributeError:
    logger.warning('[parpg] section has no FifePath option')
except ImportError:
    logger.critical("Could not import fife module. Please install fife or add "
                    "'FifePath' to the [parpg] section of your settings file")
    sys.exit(1)
finally:
    sys.path = old_path

from parpg.application import PARPGApplication
from parpg.common import utils

# enable psyco if available and in settings file
try:
    import psyco
    psyco_available = True
except ImportError:
    logger.warning('Psyco Acceleration unavailable')
    psyco_available = False

if settings.fife.UsePsyco:
    if psyco_available:
        psyco.full()
        logger.info('Psyco Acceleration enabled')
    else:
        logger.warning('Please install psyco before attempting to use it'
                        'Psyco Acceleration disabled')
else:
    logger.info('Psycho Acceleration disabled')

# run the game
app = PARPGApplication(settings)
app.run()