maxlength_fix_angular

"use strict"
angular.module("utils.maxlength", []).directive "rsMaxlength", ->
  restrict: "A"
  require: "ngModel"
  scope:
    model: "=ngModel"

  link: (scope, elem, attrs, ctrl) ->
    attrs.$set "ngTrim", "false"
    maxlength = parseInt(attrs.rsMaxlength, 10)
    unless angular.isDefined(attrs.hideInfo)
      elementInfo = angular.element("<label>Restam <span id=\"qtdRestante\">" + (maxlength - _.size(scope.model)) + "</span> caracteres</label>")
      elementInfo.insertAfter elem
    ctrl.$parsers.push (value) ->
      $("#qtdRestante").html maxlength - value.length
      if value.length > maxlength
        value = value.substr(0, maxlength)
        ctrl.$setViewValue value
        ctrl.$render()
      value