$(function () {

 var widget=$('.venn-pane');
  var navid=widget.attr('data-navid');
 
  $('#'+navid).on('shown.bs.tab', function (e) { 	redrawVENN('topics-venn'); }); 
  
    function topicsVENN(data, info) {

     if (window.debugmode)  console.log('got topics venn', {info: info, sets:data});
      VENN(data, 'topics-venn'); 

      $('.topics-venn-info').empty();
      if (info && info.skipped && info.skipped.length>0)
      {
        var $info=$('<span>').appendTo($('.topics-venn-info'));
        var text='';
        switch (info.skiptype)
        {
          case 'SINGLEOR': text='<i>'+info.skipped[0][2]+'</i> has not been included in the diagram as this matches the entire selection'; break;
          case 'NOTENOUGH': text='Unable to show a VENN diagram when the selection only contains one article'; break;
          case 'AND': text='Any terms that are included in an AND search are not shown in the VENN as these match the entire selection'; break;
            
        }    
        $info.html(text);

      }

    }
 function filter(active) {
        if (active) {
            widget.addClass('filtering');
        }
        if (!active) {
            widget.removeClass('filtering');
        }
    }
  
    if ($('#ftrindex').length) {
        var ftrindex = $('#ftrindex').data('handle');
        ftrindex.attachHook('topics-venn', 'venn', topicsVENN, {field: 'keywords'});
            ftrindex.attachHook('topics-venn-project', 'filter', filter);

    } else {
        console.log('#ftrindex has no length, abort mission.')
    }
});
/*******************************************************************/
/* ftrtch dino */
/* [type: JS] [file:project-topics-venn] [38.1138] DESIGN*/
/*******************************************************************/
/* 0.7 D>D */
/* db 156 */