summaryrefslogtreecommitdiffhomepage
path: root/lib/eos/jao-ednc.el
blob: 5750ea784d0e4a245f7b3c5ac0c72ee128413418 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
;;; 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 _)
                          (ignore-errors (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 ()
  (message (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