From 47ad20f4bf9418bd4842fe5916cc11bdbd116b63 Mon Sep 17 00:00:00 2001
From: Patrick McCann <patmmccann@gmail.com>
Date: Tue, 21 Mar 2023 10:28:22 -0400
Subject: [PATCH] Criteo Bid Adapter: reinforce adomain type in case of
 missmatch (#9687)

* Update criteoBidAdapter.js

* Update auction.js
---
 modules/criteoBidAdapter.js | 2 +-
 src/auction.js              | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/criteoBidAdapter.js b/modules/criteoBidAdapter.js
index 7f2d6f2a3fb..e6564ca19d6 100644
--- a/modules/criteoBidAdapter.js
+++ b/modules/criteoBidAdapter.js
@@ -233,7 +233,7 @@ export const spec = {
           bid.meta = Object.assign({}, bid.meta, { paf: pafResponseMeta });
         }
         if (slot.adomain) {
-          bid.meta = Object.assign({}, bid.meta, { advertiserDomains: slot.adomain });
+          bid.meta = Object.assign({}, bid.meta, { advertiserDomains: [slot.adomain].flat() });
         }
         if (slot.native) {
           if (bidRequest.params.nativeCallback) {
diff --git a/src/auction.js b/src/auction.js
index 6dd0432712f..a1e0fe13573 100644
--- a/src/auction.js
+++ b/src/auction.js
@@ -835,7 +835,7 @@ export const getPriceByGranularity = (granularity) => {
  */
 export const getAdvertiserDomain = () => {
   return (bid) => {
-    return (bid.meta && bid.meta.advertiserDomains && bid.meta.advertiserDomains.length > 0) ? bid.meta.advertiserDomains[0] : '';
+    return (bid.meta && bid.meta.advertiserDomains && bid.meta.advertiserDomains.length > 0) ? [bid.meta.advertiserDomains].flat()[0] : '';
   }
 }