/* Copyright 2009 the Melange authors.

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *   http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

/*

*

* @author <a href="mailto:ajaksu@gmail.com">Daniel Diniz</a>

* @author <a href="mailto:jamesalexanderlevy@gmail.com">James Levy</a>

*/

(function ($) {

  $(function () {

    /*

    * == Setup Survey on Page Load ==

    *

    */

    var widget = $('div#survey_widget');

    // TODO(ajaksu) survey below is unused, remove if no known use is predicted

    var survey = widget.find('tbody:first');

    if (widget.hasClass('create')) {

      /*

      * == Set Custom Field Rules ==

      *

      */

      widget.find('textarea').each(

        function () {

          $(this).attr('overflow', 'auto').growfield();

        }

      );

    }

    else { // survey has saved results

      widget.find('textarea').each(

        function () {

          $(this).attr('overflow', 'auto').growfield();

        }

      ).end()

      .find('.pick_multi').each(

        function () {

          $(this).find('input').each(

            /*jslint white: false */

            function () {

              // if $(this).attr('checked', 'true');});

            }

            /*jslint white: true */

          );

        }

      );

    }

    /*

    * == Configure Project ==

    *

    */

    // remember if form has been touched

    $('input,textarea,select').change(

      function () {

        if ($(this).attr('id') === 'id_project') {

          return;

        }

        $('form:first').data('touched', true);

      }

    );

    // remember initially chosen project choice

    $('select#id_project').blur(

      function () {

        $(this).data('selected', $(this).find('option:first'));

      }

    ).change(

      function () {

        if ($('form:first').data('touched') === true) {

          // if form has been touched, send confirmation dialog

          var save_check = confirm(["Switching projects will lose unsaved ",

                                    "edits made to this survey."].join(""));

          if (!save_check) {

            $(this).data('selected').attr('selected', 'selected');

            return false;

          }

        }

        if ($(this).val() !== 'None') {

          // redirect with new project GET param

          window.location = [window.location.href.split('?')[0],  "?project=",

                             $(this).val()].join("");

        }

      }

    );

    // insert project link after project select field

    $('div#project_link').insertAfter($('select#id_project')).show();

    /*

    * == Survey Submission Handler ==

    *

    */

    // validate form

    $('input[type=submit]').bind(

      'click',

      function (e) {

        e.preventDefault();

        // validate project and grade choice fields

        if ($('select#id_project') &&

        $('select#id_project').val() === 'None') {

          return alert('Please Choose a Project');

        }

        if ($('select#id_grade') && $('select#id_grade').val() === 'None') {

          return alert('Please Choose a Grade');

        }

        $('form').trigger('submit');

      }

    );

    $('form').bind('submit',

      function () {

        $('input#id_s_html').val(

          widget.find('div#survey_options').remove().end().html()

        );

      }

    );

   /*

   * == Customize Comment Appearance ==

   */

    var comments = widget.find('td > .comment');

    comments.each(function () {

      $(this).parents('tr:first')

           .prev().css({'margin-top': '-10px'})

           .find('label').css({'font-size': '11px'});

    });

  });

}(jQuery));