https://www.discover.com/content/dam/discover/en_us/credit-cards/c…/site-experience/custom-script-v1.js

1let countInterval = 0;
2const baseUrlParams = new URLSearchParams(window.location.search);
3const patterns = ['/credit-cards/','capitalone'];
4const excludePattern = [
5            '/credit-cards/member-benefits/',
6            'discovercard.com/',
7            '/credit-cards/contact-us/',
8            '/credit-cards/contactless/',
9            '/credit-cards/cardmember-agreement/',
10            '/credit-cards/exclusives/sharediscover/',
11            '/credit-cards/language-services/',
12            '/credit-cards/browser-support/',
13            '/credit-cards/add-authorized-user/',
14            '/credit-cards/balance-transfer-offers/',
15            '/credit-cards/protection-solutions/identity-theft-protection/product-details.html',
16            '/credit-cards/cash-back/cashback-calendar.html'
17        ];
18
19function getEcid(){
20    countInterval++;
21    if (typeof alloy === 'function' && countInterval <= 20) {
22        console.log('Adobe Experience Platform Web SDK (Alloy) is initialized.');
23        alloy("getIdentity")
24            .then(function(result) {
25                console.log("ecid received:",result.identity);
26                updateCheckCta(result.identity.ECID);
27            })
28            .catch(function(error) {
29                console.error("Error retrieving ECID:", error);
30                noEcid();
31            });
32    } else {
33        console.log('Adobe Experience Platform Web SDK (Alloy) is NOT initialized.');
34        if (countInterval > 20) {
35            noEcid();
36        } else {
37            setTimeout(function() { getEcid(); },50);
38        }
39    }
40}
41
42function noEcid() {
43    const randomNumberValue = crypto.randomUUID().replaceAll('-','').substring(0,16);
44    const defaultEcidValue = String("DFSNOECID"+Date.now()+ randomNumberValue);
45    updateCheckCta(defaultEcidValue);
46    dataLayerClickEventPush({ customecid: defaultEcidValue});
47    console.log('Default Ecid value for No ECID Scenario',defaultEcidValue);
48}
49
50function updateCheckCta(ecid) {
51
52    const validParam = [
53        "pageFileId",
54        "sc",
55        "srccode",
56        "iq_id",
57        "campaignid",
58        "cmpgnid",
59        "scmpgnid",
60        "irgwc",
61        "gclid",
62        "sid",
63        "pid",
64        "aid",
65        "ef_id",
66        "plasticTypeCode",
67        "SCMPGN",
68        "cardArtType",
69        "sku",
70        "source",
71        "extole_shareable_code",
72        "channel",
73        "flavor",
74        "fbclid",
75        "msclkid",
76        "gclsrc",
77        "gad_source",
78        "gad_campaignid"
79    ];
80    let externalIdVal = "";
81    validParam.forEach(function(name) {
82        if (baseUrlParams.has(name)) {
83            let qValue = baseUrlParams.get(name);
84            externalIdVal = externalIdVal + name + "=" + qValue + "&";
85        }
86    });
87    externalIdVal = externalIdVal + "dfs_ecid=" + ecid;
88    externalIdVal = encodeURIComponent(externalIdVal);
89    console.log("final url: ",externalIdVal);
90
91    $('a[href]').not('[href=""], [href="#"], [href="undefined"], [href^="javascript:"]').each(function(){
92        const hrefValue = $(this).attr('href');
93        const isMatch = patterns.some(p => hrefValue.toLowerCase().includes(p.toLowerCase()));
94        const isExclude = excludePattern.some(p => hrefValue.toLowerCase().includes(p.toLowerCase()));
95
96        if(!isMatch || isExclude) return;
97
98        console.log("Before Change: ", hrefValue);
99
100        const redurl = new URL(hrefValue, location.origin);
101        redurl.searchParams.set("external_id",externalIdVal);
102        $(this).attr('href', redurl.toString());
103
104        console.log("Updated URL: ", redurl.toString());
105    });
106}
107
108
109$(document).ready(function() {
110    getEcid();    
111});
112
113