app.service("modelService",[ "$http", function($http) {
    var model = linksharemodel;
    var insertVote = function(vote) {
        $http.post("CampusRandomLinks/CampusRandomLinks/InsertVote",
            { 'vote': vote }).
            success(function(data, status, headers, config) {
                // this callback will be called asynchronously
                // when the response is available
                model = data;
                for(var i = 0; i < updateCallbacks.length; i++) {
                    updateCallbacks[i](data);
                }
            }).
            error(function(data, status, headers, config) {
                // called asynchronously if an error occurs
                // or server returns response with an error status.
            });
    };

    var updateCallbacks = [];

    var addUpdateCallback = function(f) {
        updateCallbacks.push(f);
    };

    var get = function() {
        return model;
    };

    return {
        insertVote: insertVote,
        get: get,
        addUpdateCallback: addUpdateCallback
    };
}]);