(function () {

    function loadScript(uri, callback) {
        var scriptTag = document.createElement("script");
        scriptTag.setAttribute("type", "text/javascript");
        scriptTag.setAttribute("src", uri);
        scriptTag.setAttribute("async", "true");

        if (scriptTag.readyState) {
            scriptTag.onreadystatechange = function() {
                if (this.readystate == "complete" || this.readyState == "loaded") {
                    callback();
                }
            };
        } else {
            scriptTag.onload = function () { 
                callback();
            };
        }
        //append the script to the header or documentElement
        (document.getElementsByTagName("head")[0] || document.documentElement).appendChild(scriptTag);
    }

    var jQuery;
    if (typeof(window.jQuery) === "undefined" || window.jQuery.fn.jquery !== "1.8.3") {
        loadScript("https://widgets.penguin.com/Include/JS/jquery-1.8.3.min.js", restoreGlobaljQuery);
    } else {
        jQuery = window.jQuery;
        Init();
    }

    function restoreGlobaljQuery() {
        // Restore $ and window.jQuery to their previous values and store the new jQuery in our local jQuery variable
        jQuery = window.jQuery.noConflict(true);
        // Call our main function
        Init(); 
    }

    function Init() {
        jQuery(document).ready(function($) {

            $("<link>").appendTo($('head')).attr({type: 'text/css', rel: 'stylesheet', media: 'all'}).attr('href', 'http://widgets.penguin.com//AffiliateLinkSA/Styles.aspx');

            
            $.getScript("https://widgets.penguin.com/Include/JS/Legacy/ScriptPackage.ashx?widgetid=15&exclude=1,2", Widgetize);
            

            function Widgetize(data, textStatus, jqxhr) {
                PGWidgets.$ = $;
                $("body").prepend("<ul class=\"pgWidgetsAffiliateSA\"></ul>");

                
    /* Required for all widgets */
    if ((typeof (PGWidgets.$) == "undefined") || (PGWidgets.$ == null)) {
        PGWidgets.$ = $;
    }

    PGWidgets.$("div.pgWidgetsAffiliateSA").each(function() {
        var onSaleAttr = PGWidgets.$(this).attr("data-onsale");
        if ((typeof (onSaleAttr) !== "undefined") && (PGWidgets.Utils.IsValidDateString(onSaleAttr))) {
            var regex = /^(\d{1,2})(\/|-)(\d{1,2})(\/|-)(\d{4})$/;
            var match = onSaleAttr.match(regex);

            var onSaleDate = new Date(match[5], match[1]-1, match[3]);
            var curDate = new Date(2017, 6-1, 3);

            if (onSaleDate > curDate) {
                PGWidgets.$(this).html('<a class="btnBuy" onclick="javascript:void(0);">Preorder &#9660;</a>');
            } else {
                PGWidgets.$(this).html('<a class="btnBuy" onclick="javascript:void(0);">Buy From &#9660;</a>');
            }

        } else {
            PGWidgets.$(this).html('<a class="btnBuy" onclick="javascript:void(0);">Buy From &#9660;</a>');
        }
    });

    PGWidgets.$(document).on("click", function (event) {
        var t = event.target;
        if (PGWidgets.$(t).parents("div.pgWidgetsAffiliateSA").length > 0) {
            var divWrap = PGWidgets.$(t).parents("div.pgWidgetsAffiliateSA");
            var isbn13 = PGWidgets.$(divWrap).attr("data-isbn");
            var randomId = PGWidgets.Utils.GenerateRandomId("xxx-xxx-xxx-xxx-xxx");

            PGWidgets.$(divWrap).attr("data-ref", randomId);
            PGWidgets.Books.GetAffiliateLinks("https://services.penguin.com/rest/v1.1/json/book/affiliate/data/get", "isbn=" + isbn13 + "&AffiliateSiteid=1&TitleSiteid=1&sort=1&uniqueid=" + randomId, "PGWidgets.Books.Callbacks.DrawAffiliateLinks");
        } else {
            PGWidgets.$("ul.pgWidgetsAffiliateSA").hide();
        }
    });

    function affiliateLinkClick() {
        var linkIsbn = PGWidgets.$(this).attr("data-isbn");
        var uniqueId = PGWidgets.$(this).parents("ul.pgWidgetsAffiliateSA").attr("data-btnref");
        var curBtn = PGWidgets.$("div.pgWidgetsAffiliateSA[data-ref=" + uniqueId + "]");

        //set up floodlight tracking parameters
        var objFl = {
            "u1": "Penguin_Widget",
            "u6": linkIsbn,
            "u7": encodeURIComponent(PGWidgets.$(this).text())
        };

        //insert floodlight tag
        PGWidgets.Tracking.InsertFloodlightTag(true, "4654163", "prhrlc1", "prhrlc1", 1, "0.00", objFl);

        //now set up Omniture data insertion request
        var data = new PGWidgets.Tracking.DataInsertion();
        var link = PGWidgets.$(this).attr("data-link");
        var bookTitle = PGWidgets.$(curBtn).attr("data-booktitle");
        if ((typeof bookTitle) == "undefined") { bookTitle = ""; }

        var affiliateName = PGWidgets.$(this).text();
        var pageTitle = PGWidgets.$("title").text();
        var authorName = PGWidgets.$(curBtn).attr("data-authorname");
        if ((typeof authorName) == "undefined") { authorName = ""; }

        var format =  PGWidgets.$(curBtn).attr("data-format");
        if ((typeof format) == "undefined") { format = ""; }

        var authorId = PGWidgets.$(curBtn).attr("data-authorid");
        if ((typeof authorId) == "undefined") { authorId = ""; }

        var categories =  PGWidgets.$(curBtn).attr("data-categories");
        if ((typeof categories) == "undefined") { categories = ""; }

        data.Tags.push(new PGWidgets.Tracking.Tag("linkType", "o"));
        data.Tags.push(new PGWidgets.Tracking.Tag("linkURL", link));
        data.PageName = "Affiliate Link Widget SA:Click:" + pageTitle;
        data.Tags.push(new PGWidgets.Tracking.Tag("prop2", data.PageName));
        data.Tags.push(new PGWidgets.Tracking.Tag("eVar23", data.PageName));
        data.PageURL = document.location.href;
        data.Tags.push(new PGWidgets.Tracking.Tag("prop34", data.PageURL));
        data.Tags.push(new PGWidgets.Tracking.Tag("eVar51", data.PageURL));
        data.Tags.push(new PGWidgets.Tracking.Tag("products", "Book;" + linkIsbn + ";1;0.00"));
        data.Tags.push(new PGWidgets.Tracking.Tag("prop25", affiliateName));
        data.Tags.push(new PGWidgets.Tracking.Tag("eVar18", affiliateName));
        data.Tags.push(new PGWidgets.Tracking.Tag("prop19", authorName));
        data.Tags.push(new PGWidgets.Tracking.Tag("eVar16", authorName));
        data.Tags.push(new PGWidgets.Tracking.Tag("prop11", bookTitle));
        data.Tags.push(new PGWidgets.Tracking.Tag("eVar15", bookTitle));
        data.Tags.push(new PGWidgets.Tracking.Tag("prop23", format));
        data.Tags.push(new PGWidgets.Tracking.Tag("eVar14", format));
        data.Tags.push(new PGWidgets.Tracking.Tag("prop26", categories));
        data.Tags.push(new PGWidgets.Tracking.Tag("eVar19", categories));
        data.Tags.push(new PGWidgets.Tracking.Tag("prop21", authorId));
        data.Tags.push(new PGWidgets.Tracking.Tag("eVar28", authorId));
        data.Tags.push(new PGWidgets.Tracking.Tag("events", "event14"));

        PGWidgets.Tracking.Invoke(data, PGWidgets.Books.Callbacks.TrackAffiliateLinkSuccess(link));
    }

    PGWidgets.$("ul.pgWidgetsAffiliateSA li a").live("click", affiliateLinkClick);


    //track affiliate widget page load 
    var dataInsertion = new PGWidgets.Tracking.DataInsertion();
    var pageTitle = PGWidgets.$("title").text();
    dataInsertion.PageName = "Affiliate Link Widget SA:Load:" + pageTitle;
    dataInsertion.PageURL = document.location.href;
    dataInsertion.Tags.push(new PGWidgets.Tracking.Tag("prop2", dataInsertion.PageName));
    dataInsertion.Tags.push(new PGWidgets.Tracking.Tag("eVar23", dataInsertion.PageName));
    dataInsertion.Tags.push(new PGWidgets.Tracking.Tag("prop34", document.location.href));
    dataInsertion.Tags.push(new PGWidgets.Tracking.Tag("eVar51", document.location.href));
    dataInsertion.Tags.push(new PGWidgets.Tracking.Tag("events", "event15"));

    PGWidgets.Tracking.Invoke(dataInsertion, PGWidgets.Tracking.Callbacks.DataInsertionSuccess);


            }
        });
    }

})();