From 86eb7107cc89915b7d1e733953b291cee654faef Mon Sep 17 00:00:00 2001
From: jao <jao@gnu.org>
Date: Wed, 25 Nov 2020 05:04:46 +0000
Subject: jao-ednc: keeping a notification stack

---
 sys/jao-ednc.el | 83 ++++++++++++++++++++++++++++++++++++---------------------
 1 file changed, 53 insertions(+), 30 deletions(-)

diff --git a/sys/jao-ednc.el b/sys/jao-ednc.el
index 06ed986..0dc8e4e 100644
--- a/sys/jao-ednc.el
+++ b/sys/jao-ednc.el
@@ -31,23 +31,29 @@
 (declare-function tracking-add-buffer "tracking")
 (declare-function tracking-remove-buffer "tracking")
 
-(defvar jao-ednc--count-format "{%d}")
-(defvar jao-ednc--last-notification nil)
+(defvar jao-ednc--count-format " {%d} ")
+(defvar jao-ednc--notifications ())
+(defvar jao-ednc--handlers ())
+
+(defvar jao-ednc-use-minibuffer-notifications nil)
+(defvar jao-ednc-use-tracking t)
 
 (defface jao-ednc-tracking '((t :inherit warning))
   "Tracking notifications face"
   :group 'jao-ednc)
 
+(defun jao-ednc--last-notification () (car jao-ednc--notifications))
+
 (defun jao-ednc--format-last ()
-  (when jao-ednc--last-notification
-    (let ((s (ednc-format-notification jao-ednc--last-notification t)))
-      (replace-regexp-in-string "\n" " " s))))
+  (when (jao-ednc--last-notification)
+    (let ((s (ednc-format-notification (jao-ednc--last-notification) t)))
+      (replace-regexp-in-string "\n" " " (substring-no-properties s)))))
 
 (defun jao-ednc--count ()
-  (let ((no (length (ednc-notifications))))
-    (if (> no 0) (format jao-ednc--count-format no) "")))
-
-(defvar jao-ednc--handlers ())
+  (let ((no (length jao-ednc--notifications)))
+    (if (> no 0)
+        (propertize (format jao-ednc--count-format no) 'face 'warning)
+      "")))
 
 (defun jao-ednc-add-handler (app handler)
   (add-to-list 'jao-ednc--handlers (cons app handler)))
@@ -55,15 +61,29 @@
 (defun jao-ednc-ignore-app (app)
   (jao-ednc-add-handler app (lambda (not _) (ednc-dismiss-notification not))))
 
+(defun jao-ednc--pop-minibuffer ()
+  (if jao-ednc-use-minibuffer-notifications
+      (jao-minibuffer-pop-notification)
+    (jao-minibuffer-refresh)))
+
+(defun jao-ednc--clean (&optional notification)
+  (tracking-remove-buffer (get-buffer ednc-log-name))
+  (if notification
+      (remove notification jao-ednc--notifications)
+    (pop jao-ednc--notifications))
+  (jao-ednc--pop-minibuffer))
+
+(defun jao-ednc--show-last ()
+  (if jao-ednc-use-minibuffer-notifications
+      (jao-minibuffer-push-notification '(:eval (jao-ednc--format-last)))
+    (message "%s" (jao-ednc--format-last))))
+
 (defun jao-ednc--default-handler (notification newp)
-  (if newp
-      (progn
-        (tracking-add-buffer (get-buffer ednc-log-name) '(jao-ednc-tracking))
-        (setq jao-ednc--last-notification notification)
-        (jao-minibuffer-push-notification '(:eval (jao-ednc--format-last))))
-    (tracking-remove-buffer (get-buffer ednc-log-name))
-    (setq jao-ednc--last-notification nil)
-    (jao-minibuffer-pop-notification)))
+  (if (not newp)
+      (jao-ednc--clean notification)
+    (tracking-add-buffer (get-buffer ednc-log-name) '(jao-ednc-tracking))
+    (push notification jao-ednc--notifications)
+    (jao-ednc--show-last)))
 
 (defun jao-ednc--handler (notification)
   (alist-get (ednc-notification-app-name notification)
@@ -80,10 +100,11 @@
 (defun jao-ednc-setup ()
   (setq jao-notify-use-messages-p t)
   (with-eval-after-load "tracking"
-    (add-to-list 'tracking-faces-priorities 'jao-ednc-tracking)
-    (when (listp tracking-shorten-modes)
-      (add-to-list 'tracking-shorten-modes 'ednc-view-mode)))
-  ;; (jao-minibuffer-add-variable '(jao-ednc--count) t)
+    (when jao-ednc-use-tracking
+      (add-to-list 'tracking-faces-priorities 'jao-ednc-tracking)
+      (when (listp tracking-shorten-modes)
+        (add-to-list 'tracking-shorten-modes 'ednc-view-mode))))
+  (jao-minibuffer-add-variable '(jao-ednc--count) t)
   (add-hook 'ednc-notification-presentation-functions #'jao-ednc--on-notify)
   (ednc-mode))
 
@@ -95,24 +116,26 @@
 ;;;###autoload
 (defun jao-ednc-show ()
   (interactive)
-  (if jao-ednc--last-notification
-      (ednc-pop-to-notification-in-log-buffer jao-ednc--last-notification)
-    (jao-ednc-pop)))
+  (if (not (jao-ednc--last-notification))
+      (jao-ednc-pop)
+    (jao-ednc--show-last)))
 
 ;;;###autoload
 (defun jao-ednc-invoke-last-action ()
   (interactive)
-  (if jao-ednc--last-notification
-      (ednc-invoke-action jao-ednc--last-notification)
+  (if (jao-ednc--last-notification)
+      (ednc-invoke-action (jao-ednc--last-notification))
     (message "No active notifications"))
-  (jao-minibuffer-pop-notification))
+  (jao-ednc--clean))
 
 ;;;###autoload
 (defun jao-ednc-dismiss ()
   (interactive)
-  (if jao-ednc--last-notification
-      (ednc-dismiss-notification jao-ednc--last-notification)
-    (jao-minibuffer-pop-notification)))
+  (when (jao-ednc--last-notification)
+    (ignore-errors
+      (with-current-buffer ednc-log-name
+        (ednc-dismiss-notification (jao-ednc--last-notification)))))
+  (jao-ednc--clean))
 
 (provide 'jao-ednc)
 ;;; jao-ednc.el ends here
-- 
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