commit a2e22aba27fe7ae7dc635bcf3bfc9c63139781ea
Author: Elf M. Sternberg <elf.sternberg@gmail.com>
Date:   Tue Dec 3 17:19:13 2013 -0800

    Bingo client.

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..aba0350
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,9 @@
+*.pyc
+*.pyo
+*#
+.#*
+.DS_Store
+*~
+npm-debug.log
+node_modules/*
+app/*
diff --git a/bingo.coffee b/bingo.coffee
new file mode 100644
index 0000000..9a5c626
--- /dev/null
+++ b/bingo.coffee
@@ -0,0 +1,62 @@
+#!/usr/bin/coffee
+
+io = require 'socket.io-client'
+util = require 'util'
+socket = io.connect 'ws://yahoobingo.herokuapp.com'
+_ = require 'underscore'
+
+bingo = ['B', 'I', 'N', 'G', 'O']
+state = 'lost'
+
+fnum = (n) -> if n < 10 then " #{n}" else "#{n}"
+
+socket.on 'connect', ->
+
+    card = {}
+
+    socket.on 'card', (data) ->
+        for i in bingo
+            card[i] = ({num: j, found: false} for j in data.slots[i])
+
+    socket.on 'number', (ball) ->
+        m = ball.match /([BINGO])(\d+)/
+        card[m[1]] = for j in card[m[1]]
+            if j.found or j.n != +m[2] then j else {n: j.n, found: true}
+
+        may = (m, cond) -> if cond.found then m+1 else m
+
+        f = (->
+            for i in bingo
+                if 5 == _.reduce card[m[1]], ((m, i) -> may m, i), 0
+                    return true
+
+            for i in [0..4]
+                if 5 == _.reduce bingo, ((m, j) -> may m, card[j][i]), 0
+                    return true
+
+            if 5 == _.reduce [0..4], ((m, j) -> may m, card[bingo[j]][j]), 0
+                return true
+
+            if 5 == _.reduce [0..4], ((m, j) -> may m, card[bingo[j]][4 - j]), 0
+                return true
+
+            false)()
+
+        console.log "BALL: #{ball}"
+        for i in bingo
+            console.log((if j.found then '[#{fnum(j.n)}]' else ' #{fnum(j.n)} ' for j in card[i]).join(' '))
+        if f
+            console.log "Looks like you won."
+            socket.emit 'bingo'
+
+    socket.on 'win', -> state = 'won'
+    socket.on 'lose', -> state = 'lost'
+
+    socket.on 'disconnect', ->
+        console.log "You appear to have #{state}"
+        process.exit()
+
+    socket.emit 'register',
+        name: 'Ken Sternberg'
+        email: 'sternberg@mailinator.com'
+        url: ''