From 01d5dd4d5a257356fb8b24e16a40718bb44e2902 Mon Sep 17 00:00:00 2001
From: James Thomas <jimjoe@gmx.net>
Date: Tue, 11 Jun 2024 03:00:33 +0530
Subject: [PATCH] Account for duplicate removal on restoring
 eww-history-position

* lisp/net/eww.el (eww-desktop-misc-data): Add :history-position
(eww-restore-desktop): Use it.
(desktop-locals-to-save): Remove the raw variable.

(cherry picked from commit 65b7f87a31da2e78285c5eb1ee2b2b38fc349361)
---
 lisp/net/eww.el | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/lisp/net/eww.el b/lisp/net/eww.el
index 977210e9cc8..fd8f80065b1 100644
--- a/lisp/net/eww.el
+++ b/lisp/net/eww.el
@@ -2754,11 +2754,20 @@ Only the properties listed in `eww-desktop-data-save' are included.
 Generally, the list should not include the (usually overly large)
 :dom, :source and :text properties."
   (let ((history (mapcar #'eww-desktop-data-1
-                         (cons eww-data eww-history))))
-    (list :history (if eww-desktop-remove-duplicates
-                       (cl-remove-duplicates
-                        history :test #'eww-desktop-history-duplicate)
-                     history))))
+                         (cons eww-data eww-history)))
+        (posn eww-history-position) rval)
+    (list :history
+          (if eww-desktop-remove-duplicates
+              (prog1
+                  (setq
+                   rval (cl-remove-duplicates
+                         history :test #'eww-desktop-history-duplicate))
+                (setq posn
+                      (cl-position
+                       (elt history eww-history-position)
+                       rval :test #'eq)))
+            history)
+          :history-position posn)))
 
 (defun eww-restore-desktop (file-name buffer-name misc-data)
   "Restore an eww buffer from its desktop file record.
@@ -2772,7 +2781,8 @@ Otherwise, the restored buffer will contain a prompt to do so by using
     (setq eww-history       (cdr (plist-get misc-data :history))
 	  eww-data      (or (car (plist-get misc-data :history))
 			    ;; backwards compatibility
-			    (list :url (plist-get misc-data :uri))))
+			    (list :url (plist-get misc-data :uri)))
+          eww-history-position (plist-get misc-data :history-position))
     (unless file-name
       (when (plist-get eww-data :url)
 	(cl-case eww-restore-desktop
@@ -2784,8 +2794,6 @@ Otherwise, the restored buffer will contain a prompt to do so by using
     ;; .
     (current-buffer)))
 
-(add-to-list 'desktop-locals-to-save
-	     'eww-history-position)
 (add-to-list 'desktop-buffer-mode-handlers
              '(eww-mode . eww-restore-desktop))
 
-- 
2.39.2