# -*- coding: utf-8 -*-
# @author: RaNaN

class Handler(object):

    def __init__(self, cli):
        self.cli = cli
        self.init()

    client = property(lambda self: self.cli.client)
    input = property(lambda self: self.cli.input)


    def init(self):
        pass


    def onChar(self, char):
        pass


    def onBackSpace(self):
        pass


    def onEnter(self, inp):
        pass


    def setInput(self, inp=""):
        self.cli.setInput(inp)


    def backspace(self):
        self.cli.setInput(self.input[:-1])


    def renderBody(self, line):
        """ gets the line where to render output and should return the line number below its content """
        return line + 1