Ajax utility file

ajax.js

/*
********************UTILITY*********************
*/

var Ajaxable = function(url){
    this.create = function(newObject, onDone, onFail) {
        $.ajax({
            type: "POST",
            url: "/api/" + url,
            data: JSON.stringify(newObject),
            contentType: "application/json"
        }).done(onDone).fail(onFail)
    };
    this.update = function(id, updatedObject, onDone, onFail) {
        $.ajax({
            type: "PUT",
            url: "/api/" + url + "/" + id,
            data: JSON.stringify(updatedObject),
            contentType: "application/json"
        }).done(onDone).fail(onFail)
    };
    this.delete = function(id, onDone, onFail) {
        $.ajax({
            type: "DELETE",
            url: "/api/" + url + "/" + id
        }).done(onDone).fail(onFail)
    };
    this.getById = function(id, onDone, onFail) {
        $.ajax({
            type: "GET",
            url: "/api/" + url + "/" + id
        }).done(onDone).fail(onFail)
    };
    this.getAll = function(onDone, onFail) {
        $.ajax({
            type: "GET",
            url: "/api/" + url
        }).done(onDone).fail(onFail)
    };
}

/*
********************POI*********************
ex:
poiAjax.create({
    name: "new poi",
    detailSection: "<p>NOthing to see here, just a <h4>detail section</h4></p>",
    latitude:44.749757,
    longitude:-90.204021,
    parentPoiListId:1
    },
    function(data){alert("Completed! Data = " + JSON.stringify(data))},
    function(){alert("Failed!")}
)
or
poiAjax.getByPoiListId(3, function(data){alert("Completed! Data = \n" + JSON.stringify(data))})
*/

var poiAjax = new Ajaxable("pois");
poiAjax.updatePoiListForPoi = function(id, poiListId, success, failure){
    $.ajax({
        type: "PUT",
        url: "/api/poiLists/" + poiListId + "/pois/" + id
    }).done(success).fail(failure)
};

poiAjax.getByPoiListId = function(poiListId, success, failure){
    $.ajax({
        type: "GET",
        url: "/api/poiLists/" + poiListId + "/pois"
    }).done(success).fail(failure)
};

/*
********************POI LIST*********************
ex:
poiListAjax.create({name:"example poiList", parentCategoryId:3})
*/

var poiListAjax = new Ajaxable("poiLists")


/*
********************CATEGORY*********************
*/

var categoryAjax = new Ajaxable("categories")