import sys
import getopt
from sprites.cell import CELL_SIZE


def set_home_amount():
    arguments = sys.argv[1:]
    try:
        optlist, args = getopt.getopt(arguments, '', ['home-count='])
        for o, amount in optlist:
            if o == '--home-count':
                if int(amount) < 2:
                    print('Home count too low - must be higher than 2')
                    sys.exit(2)
                return int(amount)
        print('Missing argument: --home-count <amount>')
        sys.exit(2)
    except getopt.GetoptError as err:
        print(err)
        sys.exit(2)


home_amount = set_home_amount()

PLAY_WIDTH = (home_amount+2)*CELL_SIZE
PLAY_HEIGHT = PLAY_WIDTH