[PATCH 2/3] emacs/show: provide a more friendly function to get duplicate num

Subject: [PATCH 2/3] emacs/show: provide a more friendly function to get duplicate num

Date: Thu, 4 Aug 2022 08:48:07 -0300

To: David Bremner, notmuch@notmuchmail.org

Cc:

From: David Bremner

There is not much code here, but at least we can fix the indexing as 1
based.
---
 emacs/notmuch-show.el | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el
index 527db4bb..e9a9ac2c 100644
--- a/emacs/notmuch-show.el
+++ b/emacs/notmuch-show.el
@@ -1813,7 +1813,7 @@ current thread."
 
 (defun notmuch-show-get-filename ()
   "Return the filename of the current message."
-  (let ((duplicate (or (notmuch-show-get-prop :duplicate) 1)))
+  (let ((duplicate (notmuch-show-get-duplicate)))
     (nth (1- duplicate) (notmuch-show-get-prop :filename))))
 
 (defun notmuch-show-get-header (header &optional props)
@@ -1826,6 +1826,10 @@ current thread."
 (defun notmuch-show-get-date ()
   (notmuch-show-get-header :Date))
 
+(defun notmuch-show-get-duplicate ()
+  ;; if no duplicate property exists, assume first file
+  (or (notmuch-show-get-prop :duplicate) 1))
+
 (defun notmuch-show-get-timestamp ()
   (notmuch-show-get-prop :timestamp))
 
-- 
2.35.2

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