(function($) {

  $.fn.quickSearch = function(options) {
    var settings = {
      url: '/',
      delay: 600,
      holder: $('#item-list'),
      loader: '<%= asset_path 'forge/ajax-loader.gif' %>'
    };
    if ( options )
      $.extend( settings, options );

    var previousValue = "";

    this.each(function() {
      $(this).keyup($.debounce(settings.delay, runUpdate));
    });

    function runUpdate() {
      var currentValue = $(this).val();

      // Do nothing if the search hasn't changed
      if (currentValue == previousValue) {
        return;
      }

      // Hide the default content if this is the first time the search is entered
      if (previousValue == '') {
        hideDefaultContent();
      }

      previousValue = currentValue;

      // Restore the old content if search is cleared
      if (currentValue == '') {
        restoreDefaultContent();
        return;
      }

      // Show a loader
      var loader = $('<li />').css('text-align', 'center').html($('<img />').attr('src', settings.loader))
      settings.holder.html(loader);

      // Run the query
      $.ajax({
        url: settings.url,
        data: {q: currentValue},
        dataType: 'HTML',
        success: function(data) {
          if ($.trim(data) == '') {
            var noResult = $('<li />')
              .addClass('no-search-results')
              .html("Sorry, we couldn't find anything for <strong>" + currentValue + "</strong>.<br /><small>Why don't you try a broader search term, we'll do our best to find what you're looking for!</small>")
            settings.holder.html(noResult);
          } else {
            settings.holder.html(data);
          }
          if(typeof searchTrigger == 'function') {
            searchTrigger();
          }
        }
      })
    }

    function hideDefaultContent() {
      $('<div id="hidden-quick-search-content"/>').html(settings.holder.html()).css('display', 'none').appendTo('body');
      $('#item-list-bottom div.regular').fadeOut('fast', function() {
        $('#item-list-bottom div.search-results').fadeIn('fast');
      });
    }

    function restoreDefaultContent() {
      settings.holder.html($('#hidden-quick-search-content').html());
      $('#item-list-bottom div.search-results').fadeOut('fast', function() {
        $('#item-list-bottom div.regular').fadeIn('fast');
      });
    }
  }
})(jQuery);