import main
from yaml import dump

class AliasCommand:
    def __init__(self, *args):
        self.alias(*args)

    def alias(self, addr, authed, data, obj, spl, success, failure, info, incUsage, length):
        if authed:
            if length == 8:
                if spl[1] == "add":
                    if spl[2] in main.alias.keys():
                        failure("Alias already exists: %s" % spl[2])
                        return
                    else:
                        main.alias[spl[2]] = {"nick": spl[3],
                                              "altnick": spl[4],
                                              "ident": spl[5],
                                              "realname": spl[6],
                                              "password": spl[7]}
                        success("Successfully created alias: %s" % spl[2])
                        main.saveConf("alias")
                        return
                else:
                    incUsage("alias")
                    return

            elif length == 3:
                if spl[1] == "del":
                    if spl[2] in main.alias.keys():
                        del main.alias[spl[2]]
                        success("Successfully removed alias: %s" % spl[2])
                        main.saveConf("alias")
                        return
                    else:
                        failure("No such alias: %s" % spl[2])
                        return
                else:
                    incUsage("alias")
                    return
            elif length == 2:
                if spl[1] == "list":
                    info(dump(main.alias))
                    return
                else:
                    incUsage("alias")
                    return
            else:
                incUsage("alias")
                return
        else:
            incUsage(None)