freeze angular with subscribe about angular-wamp HOT 8 CLOSED

var app = angular.module('myCart', ['vxWamp']);

app.config(function($wampProvider){
    $wampProvider.init({
        url: "ws://127.0.0.1:8080/ws",
        realm: "realm1"
    });
});


app.controller('courseCtrl', function($scope, $http, $wamp){

    $scope.id_list = window.location.pathname.split('/');
    $scope.id_list = $scope.id_list[$scope.id_list.length-1];

    /* Request to REST api */
    $http.get('/api/extended_list/1').success(function(data){
        $scope.bought = data.achats;
    }).
    error(function(data){
        console.log(data);
    });

    $http.get('/api/products/').success(function(data){
        $scope.items = data.products;
    }).
    error(function(data){
        console.log(data);
    });

    /* Wamp */
    //Executed at connection to wamp server
    $scope.$on("$wamp.open", function (event, session) {
        console.log('We are connected to the WAMP Router!'); 
    });

    //Executed after loose or close connection with wamp server
    $scope.$on("$wamp.close", function (event, data) {
        $scope.reason = data.reason;
        $scope.details = data.details;
    });

    function refreshList(args) {
        console.log('toto');
    }
    $wamp.subscribe('refresh_add_product', refreshList);

    /* Action */
    $scope.addToCart = function(id){
        $wamp.call('me.hory.add_to_list', [id, $scope.id_list]).then(
            function(res){
                console.log('product added to list');
            },
            function(error){
                console.log('impossible to add product in list');
            }
        );
    }

    $scope.removeToCart = function(id){
        $wamp.call('me.hory.remove_to_list', [id, $scope.id_list]).then(
            function(res){
                console.log('product removed to list');
            },
            function(error){
                console.log('impossible to remove product in list');
            }
        );
    }

});

app.run(function($wamp){
    $wamp.open();
})