From e0e516a64a237e160318c749e7b0882b7295128f Mon Sep 17 00:00:00 2001
From: Peter Chapman <peter@conglomo.co.nz>
Date: Mon, 14 Sep 2026 12:04:42 +1200
Subject: [PATCH] SF-3925 Disable previous chapter button if chapter list is
 not ready

---
 .../book-chapter-chooser.component.ts                | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/SIL.XForge.Scripture/ClientApp/src/app/shared/book-chapter-chooser/book-chapter-chooser.component.ts b/src/SIL.XForge.Scripture/ClientApp/src/app/shared/book-chapter-chooser/book-chapter-chooser.component.ts
index 4512d31adb6..43f18985f1c 100644
--- a/src/SIL.XForge.Scripture/ClientApp/src/app/shared/book-chapter-chooser/book-chapter-chooser.component.ts
+++ b/src/SIL.XForge.Scripture/ClientApp/src/app/shared/book-chapter-chooser/book-chapter-chooser.component.ts
@@ -1,12 +1,12 @@
 import { Component, EventEmitter, Input, Output } from '@angular/core';
-import { I18nService } from 'xforge-common/i18n.service';
-import { TranslocoModule } from '@ngneat/transloco';
-import { MatFormField } from '@angular/material/form-field';
-import { MatSelect } from '@angular/material/select';
 import { MatOption } from '@angular/material/autocomplete';
 import { MatIconButton } from '@angular/material/button';
-import { MatTooltip } from '@angular/material/tooltip';
+import { MatFormField } from '@angular/material/form-field';
 import { MatIcon } from '@angular/material/icon';
+import { MatSelect } from '@angular/material/select';
+import { MatTooltip } from '@angular/material/tooltip';
+import { TranslocoModule } from '@ngneat/transloco';
+import { I18nService } from 'xforge-common/i18n.service';
 
 /**
  * This component is used to choose a book and chapter. Actual navigation on the basis of the selection is the
@@ -63,7 +63,7 @@ export class BookChapterChooserComponent {
 
   isPrevChapterDisabled(): boolean {
     const index = this.chapters.findIndex(c => c === this.chapter);
-    return index === 0;
+    return index <= 0;
   }
 
   nextChapter(): void {