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;;; jao-ednc.el --- Minibuffer notifications using EDNC -*- lexical-binding: t; -*-
;; Copyright (C) 2020, 2021 jao
;; Author: jao <mail@jao.io>
;; Keywords: tools, abbrev
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; Use the ednc package to provide a notification daemon that uses
;; the minibuffer to display them.
;;; Code:
(require 'ednc)
(require 'jao-minibuffer)
(declare-function tracking-add-buffer "tracking")
(declare-function tracking-remove-buffer "tracking")
(defvar jao-ednc--count-format " {%d} ")
(defvar jao-ednc--notifications ())
(defvar jao-ednc--handlers ())
(defvar jao-ednc-use-tracking nil)
(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" " " (substring-no-properties s)))))
(defun jao-ednc--count ()
(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)))
(defun jao-ednc-ignore-app (app)
(jao-ednc-add-handler app (lambda (not _) (ednc-dismiss-notification not))))
(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-minibuffer-refresh))
(defun jao-ednc--show-last ()
(jao-minibuffer-push-notification '(:eval (jao-ednc--format-last))))
(defun jao-ednc--default-handler (notification newp)
(if (not newp)
(jao-ednc--clean notification)
(when jao-ednc-use-tracking
(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)
jao-ednc--handlers
#'jao-ednc--default-handler
nil
'string=))
(defun jao-ednc--on-notify (old new)
(when old (funcall (jao-ednc--handler old) old nil))
(when new (funcall (jao-ednc--handler new) new t)))
;;;###autoload
(defun jao-ednc-setup (minibuffer-order)
(setq jao-notify-use-messages-p t)
(with-eval-after-load "tracking"
(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))))
(when minibuffer-order
(jao-minibuffer-add-variable '(jao-ednc--count) minibuffer-order))
(add-hook 'ednc-notification-presentation-functions #'jao-ednc--on-notify)
(ednc-mode))
;;;###autoload
(defun jao-ednc-pop ()
(interactive)
(pop-to-buffer-same-window ednc-log-name))
;;;###autoload
(defun jao-ednc-show ()
(interactive)
(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))
(message "No active notifications"))
(jao-ednc--clean))
;;;###autoload
(defun jao-ednc-dismiss ()
(interactive)
(when (jao-ednc--last-notification)
(ignore-errors
(with-current-buffer ednc-log-name
(ednc-dismiss-notification (jao-ednc--last-notification)))))
(jao-ednc--clean))
;;;###autoload
(defun jao-ednc-dismiss-all ()
(interactive)
(while (jao-ednc--last-notification)
(jao-ednc-dismiss)))
(provide 'jao-ednc)
;;; jao-ednc.el ends here
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