jquery angularjs autocomplete elasticsearch

controllers_snapshot.js

angular.module('esClient.autocomplete', []).
  directive('autoComplete', ['$http', function($http) {
    return function (scope, elmt, attrs) {
		$(function () {
			$(elmt).autocomplete({
				minLength:1,
				html:true,
				source:function (request, response) {
					var postData = {
						  "fields": [ 
							"id", 
							"nom",
							"lieux" ], 
						  "query": {
							"query_string": {
							  "fields": [
								"nom",
								"lieux"
							  ],
							  "query": request.term,
							  "use_dis_max": false,
							  "auto_generate_phrase_queries": true,
							  "default_operator": "OR"
							}
						  },
						  "highlight": {
							"number_of_fragments": 0,
							"pre_tags": ["<b>"],
							"post_tags": ["</b>"],
							"fields": {
							  "nom": {},
							  "lieux": {}
							}
						  }
					  };
					  $.ajax({ 
						url: "http://localhost:9200/bzh/personne/_search", 
						type: "POST", 
						dataType: "json", 
						data: JSON.stringify(postData), 
						success: function( data ) { 
						  response( $.map( data.hits.hits, function( item ) { 
							return { 
								label: (item.fields["nom"] ? (item.highlight["nom"] ? item.highlight["nom"] : item.fields["nom"]) + " " : "")
									+ (item.fields["lieux"] ? (item.highlight["lieux"] ? item.highlight["lieux"] : item.fields["lieux"]): ""), 
								ck: (item.fields["nom"] ? item.fields["nom"] : ""),
								id: item.fields["id"]
							} 
						  })); 
						} 
					  });
				},
				focus:function (event, ui) {
					elmt.val(ui.item.ck);
					return false;
				},
				select:function (event, ui) {
					scope.$apply;
					return false;
				}
			}).data( "ui-autocomplete" )._renderItem = function( ul, item ) {
				return $( "<li></li>" )
					.data( "item.autocomplete", item )
					.append( $( "<a></a>" ).html( item.label ) )
					.appendTo( ul );
				};
		});
    }
}]);