Fixes #2452 - Slow UI with over 150 ticket attributes.

app/assets/javascripts/app/controllers/_application_controller_form.coffee

@@ -20,6 +20,10 @@ class App.ControllerForm extends App.Controller
     if !@attributes
       @attributes = []
 
+    @idPrefix = Math.floor( Math.random() * 999999 ).toString()
+    if @model.className
+      @idPrefix = "#{@model.className}_#{@idPrefix}"
+
     # set empty class attributes if needed
     if !@form
       @form = @formGen()
@@ -28,6 +32,12 @@ class App.ControllerForm extends App.Controller
     @form.prepend('<div class="alert alert--danger js-danger js-alert hide" role="alert"></div>')
     @form.prepend('<div class="alert alert--success js-success hide" role="alert"></div>')
 
+    if @handlers
+      params = App.ControllerForm.params(@form)
+      for attribute in @attributes
+        for handler in @handlers
+          handler(params, attribute, @attributes, @idPrefix, @form, @)
+
     # if element is given, prepend form to it
     if @el
       @el.prepend(@form)
@@ -36,12 +46,6 @@ class App.ControllerForm extends App.Controller
     if @elReplace
       @elReplace.html(@form)
 
-    # trigger change to rebuild shown/hidden item and update sub selections
-    if typeof @form is 'object'
-      @form.find('input').trigger('change')
-      @form.find('textarea').trigger('change')
-      @form.find('select').trigger('change')
-
     # remove alert on input
     @form.on('input', @hideAlert)
 
@@ -87,17 +91,16 @@ class App.ControllerForm extends App.Controller
 
         @attributes.push attribute
 
-    attribute_count = 0
+    attributeCount = 0
-    className       = @model.className + '_' + Math.floor( Math.random() * 999999 ).toString()
 
     for attribute in @attributes
-      attribute_count = attribute_count + 1
+      attributeCount = attributeCount + 1
 
       if @isDisabled == true
         attribute.disabled = true
 
       # add item
-      item = @formGenItem(attribute, className, fieldset, attribute_count)
+      item = @formGenItem(attribute, @idPrefix, fieldset, attributeCount)
       item.appendTo(fieldset)
 
       # if password, add confirm password item
@@ -112,7 +115,7 @@ class App.ControllerForm extends App.Controller
         if !attribute.single
           attribute.display = attribute.display + ' (confirm)'
           attribute.name = attribute.name + '_confirm'
-          item = @formGenItem(attribute, className, fieldset, attribute_count)
+          item = @formGenItem(attribute, @idPrefix, fieldset, attributeCount)
           item.appendTo(fieldset)
 
     if @fullForm
@@ -204,20 +207,19 @@ class App.ControllerForm extends App.Controller
     class:      'medium'
   }
 
-
   ###
 
-  formGenItem: (attribute_config, classname, form, attribute_count) ->
+  formGenItem: (attribute_config, idPrefix, form, attributeCount) ->
     attribute = clone(attribute_config, true)
 
     # create item id
-    attribute.id = "#{classname}_#{attribute.name}"
+    attribute.id = "#{idPrefix}_#{attribute.name}"
 
     # set label class name
     attribute.label_class = @model.labelClass
 
     # set autofocus
-    if @autofocus && attribute_count is 1
+    if @autofocus && attributeCount is 1
       attribute.autofocus = 'autofocus'
 
     # set required option
@@ -287,7 +289,7 @@ class App.ControllerForm extends App.Controller
       item.bind('change', (e) =>
         params = App.ControllerForm.params($(e.target))
         for handler in @handlers
-          handler(params, attribute, @attributes, classname, form, @)
+          handler(params, attribute, @attributes, idPrefix, form, @)
       )
 
     # bind dependency
@@ -376,7 +378,7 @@ class App.ControllerForm extends App.Controller
       el.find('[name="' + key + '"]').attr('required', false)
       el.find('[name="' + key + '"]').parents('.form-group').find('label span').html('')
 
-  showHideToggle: (params, changedAttribute, attributes, classname, form, ui) ->
+  showHideToggle: (params, changedAttribute, attributes, _classname, form, ui) ->
     for attribute in attributes
       if attribute.shown_if
         hit = false
@@ -389,11 +391,11 @@ class App.ControllerForm extends App.Controller
             else if params[refAttribute].toString() is refValue.toString()
               hit = true
         if hit
-          ui.show(attribute.name)
+          ui.show(attribute.name, form)
         else
-          ui.hide(attribute.name)
+          ui.hide(attribute.name, form)
 
-  requiredMandantoryToggle: (params, changedAttribute, attributes, classname, form, ui) ->
+  requiredMandantoryToggle: (params, changedAttribute, attributes, _classname, form, ui) ->
     for attribute in attributes
       if attribute.required_if
         hit = false
@@ -406,9 +408,9 @@ class App.ControllerForm extends App.Controller
             else if params[refAttribute].toString() is refValue.toString()
               hit = true
         if hit
-          ui.mandantory(attribute.name)
+          ui.mandantory(attribute.name, form)
         else
-          ui.optional(attribute.name)
+          ui.optional(attribute.name, form)
 
   validate: (params) ->
     App.Model.validate(

app/assets/javascripts/app/controllers/_ui_element/object_manager_attribute.coffee

@@ -14,12 +14,13 @@ class App.UiElement.object_manager_attribute extends App.UiElement.ApplicationUi
     item = $(App.view('object_manager/attribute')(attribute: attribute))
 
     updateDataMap = (localParams, localAttribute, localAttributes, localClassname, localForm, localA) =>
-      localItem = localForm.closest('.js-data')
+      return if !localParams.data_type
       element = $(App.view("object_manager/attribute/#{localParams.data_type}")(
         attribute: attribute
         params: params
       ))
       @[localParams.data_type](element, localParams, params, attribute)
+      localItem = localForm.closest('.js-data')
       localItem.find('.js-dataMap').html(element)
       localItem.find('.js-dataScreens').html(@dataScreens(attribute, localParams, params))
 
@@ -42,6 +43,7 @@ class App.UiElement.object_manager_attribute extends App.UiElement.ApplicationUi
       { name: attribute.name, display: '', tag: 'select', null: false, options: options, translate: true, default: 'input', disabled: attribute.disabled },
     ]
     dataType = new App.ControllerForm(
+      el: item.find('.js-dataType')
       model:
         configure_attributes: configureAttributes
       noFieldset: true
@@ -50,8 +52,8 @@ class App.UiElement.object_manager_attribute extends App.UiElement.ApplicationUi
       ]
       params: params
     )
-    item.find('.js-dataType').html(dataType.form)
     item.find('.js-boolean').data('field-type', 'boolean')
+    item.find('.js-dataType [name="data_type"]').trigger('change')
     item
 
   @dataScreens: (attribute, localParams, params) ->

app/assets/javascripts/app/controllers/_ui_element/permission.coffee

@@ -26,8 +26,13 @@ class App.UiElement.permission extends App.UiElement.ApplicationUiElement
     ) )
 
     # show/hide trees
-    item.find('[name=permission_ids]').bind('change', (e) ->
+    item.find('[name=permission_ids]').bind('change', (e) =>
-      element = $(e.currentTarget)
+      @checkUncheck($(e.currentTarget), permissions, item)
+    )
+    item.find('[name=permission_ids]').trigger('change')
+    item
+
+  @checkUncheck: (element, permissions, item) ->
     checked = element.prop('checked')
     permission_id = element.prop('value')
     return if !permission_id
@@ -50,6 +55,3 @@ class App.UiElement.permission extends App.UiElement.ApplicationUiElement
         if lookupPermission
           item.find("[name=permission_ids][value=#{lookupPermission.id}]").prop('checked', false)
 
-    )
-
-    item

app/assets/javascripts/app/controllers/_ui_element/postmaster_match.coffee

@@ -163,7 +163,6 @@ class App.UiElement.postmaster_match
     item.find('.js-attributeSelector select').bind('change', (e) =>
       key = $(e.target).find('option:selected').attr('value')
       elementRow = $(e.target).closest('.js-filterElement')
-
       @rebuildAttributeSelectors(item, elementRow, key, attribute)
       @rebuildOperater(item, elementRow, key, groups, undefined, attribute)
       @buildValue(item, elementRow, key, groups, undefined, undefined, attribute)
@@ -178,8 +177,9 @@ class App.UiElement.postmaster_match
     )
 
     # build inital params
-    if !_.isEmpty(params[attribute.name])
+    if _.isEmpty(params[attribute.name])
-
+      item.find('.js-filterElement .js-attributeSelector select').trigger('change')
+    else
       selectorExists = false
       for key, meta of params[attribute.name]
         selectorExists = true
@@ -197,6 +197,8 @@ class App.UiElement.postmaster_match
         @buildValue(item, elementClone, key, groups, value, operator, attribute)
         elementLast.after(elementClone)
 
+      item.find('.js-attributeSelector select').trigger('change')
+
       # remove first dummy row
       if selectorExists
         item.find('.js-filterElement').first().remove()

app/assets/javascripts/app/controllers/_ui_element/postmaster_set.coffee

@@ -147,29 +147,37 @@ class App.UiElement.postmaster_set
 
     # change attribute selector
     item.on('change', '.js-attributeSelector select', (e) =>
-      key = $(e.target).find('option:selected').attr('value')
       elementRow = $(e.target).closest('.js-filterElement')
       groupAndAttribute = elementRow.find('.js-attributeSelector option:selected').attr('value')
-      @rebuildAttributeSelectors(item, elementRow, key, attribute)
+      @rebuildAttributeSelectors(item, elementRow, groupAndAttribute, attribute)
       @buildOperator(item, elementRow, groupAndAttribute, elements, {},  attribute)
-      @buildValue(item, elementRow, key, groups, undefined, undefined, attribute)
+      @buildValue(item, elementRow, groupAndAttribute, groups, undefined, undefined, attribute)
     )
 
     # build inital params
     if _.isEmpty(params[attribute.name])
-      item.append(@placeholder(item, attribute, params, groups))
+      element = @placeholder(item, attribute, params, groups)
+      item.append(element)
+      groupAndAttribute = element.find('.js-attributeSelector option:selected').attr('value')
+      @rebuildAttributeSelectors(item, element, groupAndAttribute, attribute)
+      @buildOperator(item, element, groupAndAttribute, elements, {},  attribute)
+      @buildValue(item, element, groupAndAttribute, groups, undefined, undefined, attribute)
       return item
 
+    else
       for key, meta of params[attribute.name]
         operator = meta.operator
         value = meta.value
 
         # build and append
         element = @placeholder(item, attribute, params, groups)
+        groupAndAttribute = element.find('.js-attributeSelector option:selected').attr('value')
         @rebuildAttributeSelectors(item, element, key, attribute)
+        @buildOperator(item, element, key, elements, {},  attribute)
         @buildValue(item, element, key, groups, value, operator, attribute)
 
         item.append(element)
+      item.find('.js-attributeSelector select').trigger('change')
 
     item
 

app/assets/javascripts/app/controllers/_ui_element/user_permission.coffee

@@ -96,8 +96,13 @@ class App.UiElement.user_permission
     item.on('click', '.checkbox-replacement', throttled)
 
     # if customer, remove admin and agent
-    item.find('[name=role_ids]').bind('change', (e) ->
+    item.find('[name=role_ids]').bind('change', (e) =>
-      element = $(e.currentTarget)
+      @checkUncheck($(e.currentTarget), rolesWithGroupPlugin, item, hideGroups)
+    )
+    item.find('[name=role_ids]').trigger('change')
+    item
+
+  @checkUncheck: (element, rolesWithGroupPlugin, item, hideGroups) ->
     checked = element.prop('checked')
     role_id = element.prop('value')
     return if !role_id
@@ -143,6 +148,3 @@ class App.UiElement.user_permission
 
     for trigger in triggers
       trigger.trigger('change')
-    )
-
-    item