add elasticsearch autocomplete

app/assets/javascripts/application/autocomplete.js

@@ -4,7 +4,7 @@ $(document).ready(function() {
 		source: function (request, response) {
 			$.ajax({
 				url: "/autocomplete",
-				data: { q: request.term },
+				data: { query: request.term },
 				dataType: "json",
 				success: response,
 				error: function () {

app/controllers/search_controller.rb

@@ -18,14 +18,12 @@ class SearchController < ApplicationController
   end
 
   def autocomplete
-    begin
-      auto = AutocompleteService.new
-      query = params['q'] || ''
-      json_data = auto.query(query)
-      render text: json_data
-    rescue
-      render text: '[]'
-    end
+    render json: LearningObject.search(params[:query], {
+      fields: ['name^5', 'author'],
+      limit: 10,
+      load: false,
+      misspellings: { below: 5 }
+    }).map(&:name)
   end
 
   private

app/models/learning_object.rb

@@ -12,7 +12,7 @@ class LearningObject < ActiveRecord::Base
 
   belongs_to :publisher, polymorphic: true
 
-  searchkick language: "brazilian"
+  searchkick language: 'brazilian', searchable: [:name, :description, :author, :object_type]
 
   def search_data
     {