From 59444e9ba2d0a2ba75ec09548203104d876e05db Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20Lindstr=C3=B6m?=
 <hugo.lindstrom@relevant-digital.com>
Date: Thu, 5 Oct 2023 22:15:27 +0200
Subject: [PATCH] relevantBidAdapter: support s2s

---
 modules/relevantdigitalBidAdapter.js          | 27 +++++-
 .../modules/relevantdigitalBidAdapter_spec.js | 92 +++++++++++++++++--
 2 files changed, 112 insertions(+), 7 deletions(-)

diff --git a/modules/relevantdigitalBidAdapter.js b/modules/relevantdigitalBidAdapter.js
index ad9ee5e1e14..ef4e1c8e33d 100644
--- a/modules/relevantdigitalBidAdapter.js
+++ b/modules/relevantdigitalBidAdapter.js
@@ -98,7 +98,14 @@ export const spec = {
   isBidRequestValid: (bid) => bid.params?.placementId && getBidderConfig([bid]).complete,
 
   /** Trigger impression-pixel */
-  onBidWon: ({pbsWurl}) => pbsWurl && triggerPixel(pbsWurl),
+  onBidWon(bid) {
+    if (bid.pbsWurl) {
+      triggerPixel(bid.pbsWurl)
+    }
+    if (bid.burl) {
+      triggerPixel(bid.burl)
+    }
+  },
 
   /** Build BidRequest for PBS */
   buildRequests(bidRequests, bidderRequest) {
@@ -193,6 +200,24 @@ export const spec = {
     });
     return syncs;
   },
+
+  /** If server side, transform bid params if needed */
+  transformBidParams(params, isOrtb, adUnit, bidRequests) {
+    if (!params.placementId) {
+      return;
+    }
+    const bid = bidRequests.flatMap(req => req.adUnitsS2SCopy || []).flatMap((adUnit) => adUnit.bids).find((bid) => bid.params?.placementId === params.placementId);
+    if (!bid) {
+      return;
+    }
+    const cfg = getBidderConfig([bid]);
+    FIELDS.forEach(({ name }) => {
+      if (cfg[name] && !params[name]) {
+        params[name] = cfg[name];
+      }
+    });
+    return params;
+  },
 };
 
 registerBidder(spec);
diff --git a/test/spec/modules/relevantdigitalBidAdapter_spec.js b/test/spec/modules/relevantdigitalBidAdapter_spec.js
index b2a5495b3cb..0e21453c8ba 100644
--- a/test/spec/modules/relevantdigitalBidAdapter_spec.js
+++ b/test/spec/modules/relevantdigitalBidAdapter_spec.js
@@ -1,5 +1,10 @@
 import {spec, resetBidderConfigs} from 'modules/relevantdigitalBidAdapter.js';
 import { parseUrl, deepClone } from 'src/utils.js';
+import { config } from 'src/config.js';
+import CONSTANTS from 'src/constants.json';
+
+import adapterManager, {
+} from 'src/adapterManager.js';
 
 const expect = require('chai').expect;
 
@@ -9,14 +14,29 @@ const ACCOUNT_ID = 'example_account_id';
 const TEST_DOMAIN = 'example.com';
 const TEST_PAGE = `https://${TEST_DOMAIN}/page.html`;
 
-const BID_REQUEST =
-{
-  'bidder': 'relevantdigital',
+const CONFIG = {
+  enabled: true,
+  endpoint: CONSTANTS.S2S.DEFAULT_ENDPOINT,
+  timeout: 1000,
+  maxBids: 1,
+  adapter: 'prebidServer',
+  bidders: ['relevantdigital'],
+  accountId: 'abc'
+};
+
+const ADUNIT_CODE = '/19968336/header-bid-tag-0';
+
+const BID_PARAMS = {
   'params': {
     'placementId': PLACEMENT_ID,
     'accountId': ACCOUNT_ID,
-    'pbsHost': PBS_HOST,
-  },
+    'pbsHost': PBS_HOST
+  }
+};
+
+const BID_REQUEST = {
+  'bidder': 'relevantdigital',
+  ...BID_PARAMS,
   'ortb2Imp': {
     'ext': {
       'tid': 'e13391ea-00f3-495d-99a6-d937990d73a9'
@@ -32,7 +52,7 @@ const BID_REQUEST =
       ]
     }
   },
-  'adUnitCode': '/19968336/header-bid-tag-0',
+  'adUnitCode': ADUNIT_CODE,
   'transactionId': 'e13391ea-00f3-495d-99a6-d937990d73a9',
   'sizes': [
     [
@@ -292,4 +312,64 @@ describe('Relevant Digital Bid Adaper', function () {
       expect(allSyncs).to.deep.equal(expectedResult)
     });
   });
+  describe('transformBidParams', function () {
+    beforeEach(() => {
+      config.setConfig({
+        s2sConfig: CONFIG,
+      });
+    });
+    afterEach(() => {
+      config.resetConfig();
+    });
+
+    const adUnit = (params) => ({
+      code: ADUNIT_CODE,
+      bids: [
+        {
+          bidder: 'relevantdigital',
+          adUnitCode: ADUNIT_CODE,
+          params,
+        }
+      ]
+    });
+
+    const request = (params) => adapterManager.makeBidRequests([adUnit(params)], 123, 'auction-id', 123, [], {})[0];
+
+    it('transforms adunit bid params and config params correctly', function () {
+      config.setConfig({
+        relevantdigital: {
+          pbsHost: PBS_HOST,
+          accountId: ACCOUNT_ID,
+        },
+      });
+      const adUnitParams = { placementId: PLACEMENT_ID };
+      const expextedTransformedBidParams = {
+        ...BID_PARAMS.params, pbsHost: `https://${BID_PARAMS.params.pbsHost}`, 'pbsBufferMs': 250
+      };
+      expect(spec.transformBidParams(adUnitParams, null, null, [request(adUnitParams)])).to.deep.equal(expextedTransformedBidParams);
+    });
+    it('transforms adunit bid params correctly', function () {
+      const adUnitParams = { ...BID_PARAMS.params, pbsHost: 'host.relevant-digital.com', pbsBufferMs: 500 };
+      const expextedTransformedBidParams = {
+        ...BID_PARAMS.params, pbsHost: 'host.relevant-digital.com', pbsBufferMs: 500
+      };
+      expect(spec.transformBidParams(adUnitParams, null, null, [request(adUnitParams)])).to.deep.equal(expextedTransformedBidParams);
+    });
+    it('transforms adunit bid params correctly', function () {
+      const adUnitParams = { ...BID_PARAMS.params, pbsHost: 'host.relevant-digital.com', pbsBufferMs: 500 };
+      const expextedTransformedBidParams = {
+        ...BID_PARAMS.params, pbsHost: 'host.relevant-digital.com', pbsBufferMs: 500
+      };
+      expect(spec.transformBidParams(adUnitParams, null, null, [request(adUnitParams)])).to.deep.equal(expextedTransformedBidParams);
+    });
+    it('does not transform bid params if placementId is missing', function () {
+      const adUnitParams = { ...BID_PARAMS.params, placementId: null };
+      expect(spec.transformBidParams(adUnitParams, null, null, [request(adUnitParams)])).to.equal(undefined);
+    });
+    it('does not transform bid params s2s config is missing', function () {
+      config.resetConfig();
+      const adUnitParams = BID_PARAMS.params;
+      expect(spec.transformBidParams(adUnitParams, null, null, [request(adUnitParams)])).to.equal(undefined);
+    });
+  })
 });