"use strict";


function object(o) {
     function F() {}
     F.prototype = o;
     return new F();
}

NDMTRACK = function (o) {
    var fn = ndm.track[o.trackingEvent] || ndm.track.generic;
    
    // flash developer functions
    
    var doSomethingWithNielsen = function () {
        
    };
    
    // hijack
    
    if (o.trackingEvent === "something") {
        doSomethingWithNielsen();
        
        // you can put a return in here to prevent the call to ndm.track
        return;
    }
    
    
    fn(o);
}


ndm = window.ndm || {};
ndm.track = ndm.track || {};


ndm.track = (function () {
    
    var loud = false,
        sanitise = function (s) {
            return ((s || "") + "").replace(/['"&!#$%^*:|\/><~;]/gi, "");
        },
        spec = { },
        vendors = { },
        listVendors = function () {
            var a = [];
            for (p in vendors) { if (vendors.hasOwnProperty(p)) {
                a.push(p);
            }}
            return a;
        },
        error = function (m) {
            var msg = msg || "Bad argument";
            if (loud) {
                console.error(msg + ". Exiting.");
            }
        },
        shim = function (o, etype, mask) {
            var p, j;
            
            if (!o) {
                return error("Null event object passed.");
            }
            o.event = etype;
            
            // if the vendor is enabled, has a translator with the required method and
            // is not excluded by a mask then we call the method on the translator -
            // passing through the original options
            for (p in vendors) { if (vendors.hasOwnProperty(p) && vendors[p] && vendors[p].isEnabled()) {

                if (!mask || (mask.test && mask.test(p))) {
                    var fn = (vendors[p].understands(o.event) && vendors[p][o.event]) || vendors[p].error("\"" + o.event + "\" not found in vocabulary") || function() {};
                    
                    for (j = 0; j != (vendors[p].subscribers[o.event] || []).length; j++) {
                        vendors[p].subscribers[o.event][j].call();
                    }
                    
                    if (loud) {
                        console.log(p + "." + o.event);
                    }
                
                    fn(o);
                }
            } }
        };
    
    return {
        page: function (o, mask) {
            shim(o, "page", mask);
        },
        slide: function(o, mask) {
            shim(o, "slide", mask);
        },
        play: function (o, mask) {
            shim(o, "play", mask);
        },
        pause: function (o, mask) {
            shim(o, "pause", mask);
        },
        progress: function (o, mask) {
            shim(o, "progress", mask);
        },
        generic: function (o, mask) {
            shim(o, "generic", mask);
        },
        custom: function (o, mask) {
            shim(o, "custom", mask);
        },
        lookup: function (param, vendor) {
            if (param === "title") {
                return something;
            }
        },
        config: {
            enable: function (name, force) {
                if (!vendors[name]) {
                    console.log("Vendor identifer \"" + name + "\" does not match /^(" + listVendors().join("|") + ")$/. You will need to supply a translator for this vendor.");
                    return false;
                }
                vendors[name].enable(); 
                vendors[name].subscribers = {};
                return true;
            },
            subscribe: function (o) {
                if (o.vendor && vendors[o.vendor]) {
                    if (loud) {
                        console.log(o.vendor + "." + o.event);
                    }
                    vendors[o.vendor].subscribers[o.event] = vendors[o.vendor].subscribers[o.event] || [];
                    vendors[o.vendor].subscribers[o.event].push(o.fn);
                } else {
                    error("Vendor disabled");
                }
                
            },
            removeDefault: function (o) {
                if (o.vendor && vendors[o.vendor]) {
                    vendors[o.vendor][o.event] = function () {};
                }
            },
            logging: function (on) {
                loud = on;
            },
            translator: function (name, translator) {
                vendors[name] = translator;
            },
            vocabulary: function (name, rules) {
                var that = object(vendors[name]),
                    rule;
                    
                for (rule in rules) if (rules.hasOwnProperty(rule)) { {
                    that[rule] = rules[rule];
                } }
                
                
                this.translator(name, that);
            },
            translatorPrototype: (function () {      
                return {
                    enable: function () {
                        this.enabled = true;  
                    },
                    error: function (msg) {
                        console.error(msg + " for " + this.title + " translator.");
                    },
                    understands: function (s) {
                        return this.enabled && this.hasOwnProperty(s);
                    },
                    isEnabled: function () {
                        return !!this.enabled;
                    }
                };
                
            }())
        }
    };
    
}());


$(document).ready(function () {

ndm.track.config.translator("hbx", function () {
    var that = object(ndm.track.config.translatorPrototype);
    that.title = "hbx";
    
    if (!window.hbx) {
        that.error("Vendor code not found.");
        return false;
    }

    that.page = function (o) {
        _hbPageView(o.title || ndm.track.lookup("title"), o.value || ndm.track.lookup("hierarchy"));
    };
    
    that.slide = function (o) {
        _hbPageView(o.title || hbx.pn, o.value || hbx.mlc);
    };
    
    that.custom = function (o) {
        if (o.metric && o.value) {
            if (/^cv\.c[0-9]{1,2}$/.test(o.metric)) {
                _hbSet(o.metric, o.value || hbx.pn + "|" + hbx.mlc);
                _hbSend();
            } else {
                error("Unknown custom metric for HBX");
            }
        }
    };
    that.play = function (o) {
        // no default
        console.log("HBX play");
    };
    
    return that;
}());


ndm.track.config.translator("nielsen", function () {
    var that = object(ndm.track.config.translatorPrototype);
    
    that.title = "nielsen";
    
    if (!window._rsCI || !window._rsDN) {
        that.error("Vendor code not found.");
        return false;
    }
    
    that.page = function (o) {
        // debounce
        _rsPageEvent(o.title);
        
    };
    
    that.slide = function (o) {
        _rsSlideShowEvent(o.title);
    };
    
    that.play = function (o) {
        // no default
    };
    
    return that;
}());


ndm.track.config.translator("google", function () {
    var that = object(ndm.track.config.translatorPrototype);
    
    if (!window._gat) {
        return false;
    }
    
    that.page = function (o) {
        _trackPageview(o.url || window.location);
    };
    
    return that;
}());


ndm.track.config.translator("omniture", function () {
    var that = object(ndm.track.config.translatorPrototype);
    
    if (!window.s_code) {
        return false;
    }
    
    that.page = function (o) {
        // set some params then dispatch s.tl();
        // s.tl();
    };
    
    return that;
}());

ndm.track.config.translator("coremetrics", function () {
    var that = object(ndm.track.config.translatorPrototype);
    
    if (!window.cm_ClientID) {
        return false;
    }
    
    that.page = function (o) {
        // which of these is it?
        // cmCreateConversionEventTag("Custom two", "2", "Custom", null, "attribute1");
        // cmCreatePageElementTag("Scrolled past 800px","Page Scroll",window.location.pathname);

    };
    
    return that;
}());

ndm.track.config.translator("unica", function () {
    var that = object(ndm.track.config.translatorPrototype);
    
    if (!window.NTPT_IMGSRC) {
        return false;
    }
    
    that.page = function (o) {
        // ntptEventTag()
    };
    
    return that;
}());



    ndm.track.config.logging(false);
    ndm.track.config.enable("hbx");


});