function getBidderCode()

in src/lib/header-bidding/prebid/modules/analyticsAdapter.ts [24:55]

• 19 lines of code
• 8 McCabe index (conditional complexity)

function getBidderCode(args: BidArgs): string {
	if (args.bidderCode !== 'ozone') return args.bidderCode ?? '';

	// Ozone represents several different advertisers
	if (args.adserverTargeting) {
		/**
		 * Each Ozone bid contains information about all the other bids.
		 * To pinpoint which advertiser is reponsible for the bid,
		 * we can match `adId` against the adserverTargeting key-values for each.
		 *
		 * For example, given `oz_appnexus_adId: "123abc456def789-0-0"`,
		 * we want to capture `appnexus` if `adId` matches `123abc456def789-0-0`
		 */
		for (const key in args.adserverTargeting) {
			const [, advertiser, info] = key.split('_');
			const value = args.adserverTargeting[key];
			if (info === 'adId' && value === args.adId) {
				return `ozone-${advertiser}`;
			}
		}

		// If none matched, use ozone's winner as fallback
		if (
			args.adserverTargeting.oz_winner &&
			typeof args.adserverTargeting.oz_winner === 'string'
		) {
			return `ozone-${args.adserverTargeting.oz_winner}`;
		}
	}

	return `ozone-unknown`;
}