Swift Search Methods

search.js

tm.Search.init = function () {
      if (!$("body").hasClass('search-page')) {
        var inputs = [
          "st-input-access",
          "st-input-header",
          "st-input-header-stick",
          "st-input-mobile"
        ];

        for (var i = inputs.length - 1; i >= 0; i--) {
          if($("#" + inputs[i]).length > 0){
            var elm = $("#" + inputs[i]),
              filter = elm.data('filter');
            tm.Search.add({el:elm,filter:filter});
          }
        };

        $("form[action='/search-results']").on('submit', function(evt){
          evt.preventDefault();
          var url = $(this).data('url') || "";
          var query = $(this).find('.search-input').val();
          window.location = url + "search-results/#stq=" + encodeURIComponent(query);
        });
      };
    };

    tm.Search.add = function (params) {
      var input = params.el,
          //meta = $("meta.swiftype[name='source']").attr('content'),
          meta = $("body").data("campus"),
          source = meta !== "" ? meta : "",
          types = params.filter !== '' ? params.filter : "",
          filters = null,
          campuses = {
            'watermark-dallas': 'Dallas Campus,',
            'watermark-fort-worth': 'Fort Worth Campus,',
            'watermark-plano': 'Plano Campus,',
            'watermark-church': ''
          };



      if (types !== "") {
        filters = {'page': {'type': types, 'source':[source,'watermarkall'] }};
      }else if( source !== ""){
        filters = {'page': {'source': [source,'watermarkall'] }};
      };

      var customRenderFunction = function(document_type, item) {
            var title = item.highlight['title'],
                image = "",
                campusTitle = campuses[item['campus']];
            if (item.highlight['title'] == undefined) {
              title = item['title'];
            };
            if (item['image'] !== "") {
              image = '<img src="' + item['image'] + '" width="70px" height="70px" />';
            };

            var out = image.concat('<p class="title">' + title + '</p>');
            return out.concat('<p class="sections">' + campusTitle + ' ' + item['type']  + '</p>');
      };

      var params = {
          renderFunction: customRenderFunction,
          searchFields: ['title','body'],
          resultLimit: 6,
          engineKey: 'L_KuK3ycctWwBT-oL9dF',
          sortField: "published_at",
          sortDirection: "asc"
      };

      if (filters !== null) {
        params['filters'] = filters;
      };

      input.swiftype(params);
    };