movement_command.py

from re import search
from game_state import DEFAULT_SAVE_FILE,SAVE_FILE_EXT,store
import movement_command as move
MOVEMENT_COMMANDS = "nsweud"

class CommandFactory:
    commandString = ""

    def __init__(self,dir):
        self.commandString = dir.toLowerCase()

    def execute(self):
        if self.commandString =="save":
            defaultSaveFile = DEFAULT_SAVE_FILE+SAVE_FILE_EXT
            store(defaultSaveFile)
            return "Data saved to "+defaultSaveFile+"\n"
        elif search(self.commandString, MOVEMENT_COMMANDS):
            return move(self.commandString)