From a1ba6f9a05a4fa0864c3460f08c207f75ce65647 Mon Sep 17 00:00:00 2001
From: Magdalena Turska <tuurma@gmail.com>
Date: Thu, 18 Apr 2024 15:12:15 +0200
Subject: [PATCH] fix(index) allow for multiple values in hierarchical genre
 facet

---
 index.xql | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/index.xql b/index.xql
index 0cf8d8d0..f4c8dccb 100644
--- a/index.xql
+++ b/index.xql
@@ -85,10 +85,13 @@ declare function idx:get-metadata($root as element(), $field as xs:string) {
 };
 
 declare function idx:get-genre($header as element()?) {
-    for $target in $header//tei:textClass/tei:catRef[@scheme="#genre"]/@target
-    let $category := id(substring($target, 2), doc($idx:app-root || "/data/taxonomy.xml"))
+    let $targets := $header//tei:textClass/tei:catRef[@scheme="#genre"]/@target
     return
+        array:for-each(array {$targets}, function($target) {
+            let $category := id(substring($target, 2), doc($idx:app-root || "/data/taxonomy.xml"))
+            return
         $category/ancestor-or-self::tei:category[parent::tei:category]/tei:catDesc
+        })
 };
 
 declare function idx:get-classification($header as element()?, $scheme as xs:string) {