From 67d2fe1f459313c30cc11806ea728510505da2dc Mon Sep 17 00:00:00 2001
From: Christopher Wilkinson <c@wilk.tech>
Date: Wed, 13 Nov 2024 19:59:45 +0000
Subject: [PATCH] Fix calculated end chapter number for books with prologues

---
 src/BiblePassageParser.php            | 2 +-
 tests/ParserCatholicStructureTest.php | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/BiblePassageParser.php b/src/BiblePassageParser.php
index f56ab10..1c1593d 100644
--- a/src/BiblePassageParser.php
+++ b/src/BiblePassageParser.php
@@ -111,7 +111,7 @@ public function parse(string $versesString): array
 
             if (1 === count($splitSection)) {
                 $endBookObject = $this->getBookFromAbbreviation($lastBook);
-                $endChapterForReference = (int) ($lastChapter ?? $endBookObject->chaptersInBook());
+                $endChapterForReference = (int) ($lastChapter ?? array_key_last($endBookObject->chapterStructure()));
                 $toReference = new BibleReference(
                     $endBookObject,
                     $endChapterForReference,
diff --git a/tests/ParserCatholicStructureTest.php b/tests/ParserCatholicStructureTest.php
index c535e7b..2f6a49a 100644
--- a/tests/ParserCatholicStructureTest.php
+++ b/tests/ParserCatholicStructureTest.php
@@ -684,6 +684,12 @@ public function providerVerses(): array
                     ['Sirach 0:1', 'Sirach 0:1'],
                 ],
             ],
+            // 'sirach whole book including prologue' => [
+            //     'Sirach',
+            //     [
+            //         ['Sirach 0:1', 'Sirach 51:30'],
+            //     ],
+            // ],
         ];
     }