Hubot Script for Making Hard Decisions

decide.coffee

# Description:
#   Decides between two or more options at random. Now Spanish compatible!
#
# Commands:
#   decide|choose|pick( between)(:) <option 1> and|or <option 2> (and|or <option #> ...)
#   escoger|elegir|seleccionar|decidir( entre)(:) <opción 1> y|o <opción 2> (y|o <opción #> ...)
#
# Author:
#   Michi Kono
 
module.exports = (robot) ->
    spanishPhrase = ['escoger','elegir','seleccionar','decidir']
    robot.hear new RegExp('((' + spanishPhrase.join('|') + '|decide|choose|pick)\\s*(between|entre)?:?)\\s+(.+\\s+(or|and|o|y)\\s+.*?$)', 'i'), (msg) ->
        isSpanish = if spanishPhrase.indexOf(msg.match[2]) != -1 then isSpanish = true
        msg.send (if isSpanish then 'Vamos a ' + msg.match[2] + ' ' else 'Let\'s go with ') + msg.random(
            msg.match[4].split(' ' + msg.match[5] + ' ').map(
                # trim and strip special trailing/starting characters
                (s) -> s.replace(/^\s+|\s+$/g, '').replace(/\b[^\w]+$|^[^\w]+\b/i, '')
            ).filter((x) -> !!x) # filter empty choices
        ) + (if isSpanish then ' che' else '') + '!' # make it friendly!