elfeed: Bind s-n to helm-elfeed-switch

.emacs.d/lisp/init-elfeed.el

@@ -69,13 +69,28 @@ visit otherwise."
   (switch-to-buffer "*elfeed-search*"))
 (define-key elfeed-show-mode-map "q" #'ambrevar/elfeed-kill-entry)
 
-(defun ambrevar/elfeed-switch-back ()   ; TODO: Replace with `helm-defswitch'.
-  "Back to the last elfeed buffer, entry or search."
-  (interactive)
-  (let ((buffer (get-buffer "*elfeed-entry*")))
-    (if buffer
-        (switch-to-buffer buffer)
-      (elfeed))))
+;; Show entry in different buffers.
+;; TODO: Report upstream.
+(defun ambrevar/elfeed-show-entry (entry)
+  "Display ENTRY in the current buffer."
+  (let ((buff (get-buffer-create (format "*elfeed-entry-<%s>*"
+                                         (elfeed-entry-title entry)))))
+    (with-current-buffer buff
+      (elfeed-show-mode)
+      (setq elfeed-show-entry entry)
+      (elfeed-show-refresh))
+    (funcall elfeed-show-entry-switch buff)))
+(advice-add 'elfeed-show-entry :override 'ambrevar/elfeed-show-entry)
+
+(when (require 'patch-helm nil 'noerror)
+  (helm-defswitcher
+   "elfeed"
+   (lambda (b)
+     (with-current-buffer b
+       (or
+        (derived-mode-p 'elfeed-search-mode)
+        (derived-mode-p 'elfeed-show-mode))))
+   elfeed))
 
 (defun ambrevar/elfeed-setup ()
   (add-hook 'window-configuration-change-hook 'elfeed-search-update--force nil t))

.emacs.d/lisp/init-exwm.el

@@ -100,7 +100,10 @@
       (exwm-input-set-key (kbd "s-m") #'ambrevar/mu4e-headers)
     (exwm-input-set-key (kbd "s-m") #'helm-mu4e-switch)
     (exwm-input-set-key (kbd "s-M") #'helm-mu4e-switch-other-window)))
-(exwm-input-set-key (kbd "s-n") #'ambrevar/elfeed-switch-back) ; "n" for "news"
+(if (not (fboundp 'helm-elfeed-switch))
+    (exwm-input-set-key (kbd "s-n") #'elfeed)
+  (exwm-input-set-key (kbd "s-n") #'helm-elfeed-switch)
+  (exwm-input-set-key (kbd "s-N") #'helm-elfeed-switch-other-window)) ; "n" for "news"
 (exwm-input-set-key (kbd "s-e") #'ambrevar/eww-switch-back)
 (exwm-input-set-key (kbd "s-E") #'eww)