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#= require jquery
#= require es5-shim
#= require batman
#= require batman.jquery
Batman.Filters.prettyNumber = (num) ->
num.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",") unless isNaN(num)
Batman.Filters.dashize = (str) ->
dashes_rx1 = /([A-Z]+)([A-Z][a-z])/g;
dashes_rx2 = /([a-z\d])([A-Z])/g;
return str.replace(dashes_rx1, '$1_$2').replace(dashes_rx2, '$1_$2').replace('_', '-').toLowerCase()
Batman.Filters.shortenedNumber = (num) ->
return num if isNaN(num)
if num >= 1000000000
(num / 1000000000).toFixed(1) + 'B'
else if num >= 1000000
(num / 1000000).toFixed(1) + 'M'
else if num >= 1000
(num / 1000).toFixed(1) + 'K'
else
num
class window.Dashing extends Batman.App
@root ->
Dashing.params = Batman.URI.paramsFromQuery(window.location.search.slice(1));
class Dashing.Widget extends Batman.View
constructor: ->
# Set the view path
@constructor::source = Batman.Filters.underscore(@constructor.name)
super
@mixin($(@node).data())
Dashing.widgets[@id] ||= []
Dashing.widgets[@id].push(@)
@mixin(Dashing.lastEvents[@id]) # in case the events from the server came before the widget was rendered
type = Batman.Filters.dashize(@view)
$(@node).addClass("widget widget-#{type} #{@id}")
@accessor 'updatedAtMessage', ->
if updatedAt = @get('updatedAt')
timestamp = new Date(updatedAt * 1000)
hours = timestamp.getHours()
minutes = ("0" + timestamp.getMinutes()).slice(-2)
"Last updated at #{hours}:#{minutes}"
@::on 'ready', ->
Dashing.Widget.fire 'ready'
receiveData: (data) =>
@mixin(data)
@onData(data)
onData: (data) =>
# Widgets override this to handle incoming data
Dashing.AnimatedValue =
get: Batman.Property.defaultAccessor.get
set: (k, to) ->
if !to? || isNaN(to)
@[k] = to
else
timer = "interval_#{k}"
num = if (!isNaN(@[k]) && @[k]?) then @[k] else 0
unless @[timer] || num == to
to = parseFloat(to)
num = parseFloat(num)
up = to > num
num_interval = Math.abs(num - to) / 90
@[timer] =
setInterval =>
num = if up then Math.ceil(num+num_interval) else Math.floor(num-num_interval)
if (up && num > to) || (!up && num < to)
num = to
clearInterval(@[timer])
@[timer] = null
delete @[timer]
@[k] = num
@set k, to
, 10
@[k] = num
Dashing.widgets = widgets = {}
Dashing.lastEvents = lastEvents = {}
Dashing.debugMode = false
source = new EventSource('/events')
source.addEventListener 'open', (e) ->
console.log("Connection opened")
source.addEventListener 'error', (e)->
console.log("Connection error")
if (e.readyState == EventSource.CLOSED)
console.log("Connection closed")
source.addEventListener 'message', (e) =>
data = JSON.parse(e.data)
if lastEvents[data.id]?.updatedAt != data.updatedAt
if Dashing.debugMode
console.log("Received data for #{data.id}", data)
lastEvents[data.id] = data
if widgets[data.id]?.length > 0
for widget in widgets[data.id]
widget.receiveData(data)
$(document).ready ->
Dashing.run()
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