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class @Breakpoints
instance = null;
class BreakpointInstance
BREAKPOINTS = ["xs", "sm", "md", "lg"]
constructor: ->
@setup()
setup: ->
allDeviceSelector = BREAKPOINTS.map (breakpoint) ->
".device-#{breakpoint}"
return if $(allDeviceSelector.join(",")).length
# Create all the elements
els = $.map BREAKPOINTS, (breakpoint) ->
"<div class='device-#{breakpoint} visible-#{breakpoint}'></div>"
$("body").append els.join('')
visibleDevice: ->
allDeviceSelector = BREAKPOINTS.map (breakpoint) ->
".device-#{breakpoint}"
$(allDeviceSelector.join(",")).filter(":visible")
getBreakpointSize: ->
$visibleDevice = @visibleDevice
# the page refreshed via turbolinks
if not $visibleDevice().length
@setup()
$visibleDevice = @visibleDevice()
return $visibleDevice.attr("class").split("visible-")[1]
@get: ->
return instance ?= new BreakpointInstance
$ =>
@bp = Breakpoints.get()
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