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dupes.js.coffee

# Place all the behaviors and hooks related to the matching controller here.
# All this logic will automatically be available in application.js.
# You can use CoffeeScript in this file: http://jashkenas.github.com/coffee-script/
$ ->
  $('#dupe_image').data('n', 0).attr(id: 'dupe_image_0', name: 'dupe[image][0]').change ->
    $this = $(this)
    n = $this.data('n') + 1
    parent = $this.unbind('change').parents('.clearfix')[0]
    $parent = $(parent)
    $node = $(parent).clone()
    $node.children('input')
      .attr(name: "dupe[image][#{n}]", id: "dupe_image_#{n}").data('n', n).change(arguments.callee)
    $parent.after($node)