   getInitialState: ->
     controlsOpened: false
     searchOpened: false
+    validComment: false
 
   _renderTextArea: ->
     ReactTextArea

          @_renderSearchRegion()

  _onTextareaChange: (text) ->
    @setState(controlsOpened: true) if text.length > 0

  _onSearchInsert: (text) ->

  _renderSubmitButton: ->
    _button ['button-confirm button-small add-comment-post-button'
      onClick: => @refs.signinPopover.submit(=> @_submit())
      disabled: !@state.validComment
    ],
      Factlink.Global.t.post_comment
      ReactSigninPopover
