# -*- coding: utf-8 -*-

import socket

import sardine


class Plugin(sardine.BasePlugin):

    def _read_args(self):
        args = self.data.args[:]
        try:
            self.host = args.pop(0)
            self.port = args.pop(0) if args else 17
        except IndexError:
            raise sardine.SardinePluginUsageError("HOST [PORT]")
        self.port = int(self.port)

    def _fetch_qotd(self):
        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        s.connect((self.host, self.port))
        self.qotd = s.recv(512).strip()
        s.close()

    def render_plain(self):
        self._read_args()
        self._fetch_qotd()
        return self.qotd