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;;; jao-minibuffer-tracking.el --- Tracking notifications in minibuffer -*- lexical-binding: t; -*-
;; Copyright (C) 2021, 2022 jao
;; Author: jao <mail@jao.io>
;; Keywords: convenience
;; 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/>.
;;; Code:
(require 'tracking)
(require 'shorten)
(require 'jao-minibuffer)
(require 'jao-afio)
;; shorten
(defun jao-shorten-modes (&rest modes)
(dolist (m modes) (add-to-list 'tracking-shorten-modes m)))
(defun jao-tracking--clean-slack (s)
(let* ((s (replace-regexp-in-string
"^\\*Slack - .*? : \\(mpdm-\\)?\\([^ ]+\\)\\( \\(T\\)\\)?.*"
"#\\2\\4"
s))
(s (replace-regexp-in-string "logstash-\\([^-]+\\)-\\(.+\\)"
"\\2-\\1"
s)))
(replace-regexp-in-string "^[^a-zA-Z#]+" "#" s)))
(defun jao-tracking-shorten-aggressively (lst tail-count)
(let* ((s (shorten-join-sans-tail lst tail-count)))
(if (string-match-p "^#" s) (substring s 1 nil) s)))
(defun jao-tracking-split-clean (s)
(shorten-split (jao-tracking--clean-slack s)))
(defun jao-tracking-shorten (old-func &rest args)
(let ((shorten-join-function #'jao-tracking-shorten-aggressively)
(shorten-split-function #'jao-tracking-split-clean))
(apply old-func args)))
(advice-add #'tracking-shorten :around #'jao-tracking-shorten)
;; additional highlighting
(defvar jao-tracking-highlight-rx "$^")
(defun jao-tracking-faces (&rest faces)
(dolist (face faces)
(add-to-list 'tracking-faces-priorities face)))
(defun jao-tracking-add-buffer (old-func &rest args)
(let* ((buffer (car args))
(faces (if (and buffer
(string-match-p jao-tracking-highlight-rx
(buffer-name buffer)))
(cons 'lui-highlight-face (cadr args))
(cadr args))))
(funcall old-func buffer faces)))
(advice-add 'tracking-add-buffer :around #'jao-tracking-add-buffer)
(jao-tracking-faces 'lui-highlight-face)
;; minibuffer
(defvar jao-tracking-string "")
(defvar jao-tracking-bkg "grey93")
(defface jao-tracking-minibuffer `((t :background ,jao-tracking-bkg)) ""
:group 'faces)
(defface jao-tracking-minibuffer-sep
`((t :foreground ,jao-tracking-bkg :background ,jao-tracking-bkg)) ""
:group 'faces)
(defvar jao-tracking--pipe
(let ((name "/tmp/emacs.status"))
(unless (file-exists-p name)
(shell-command (format "mkfifo %s" name name)))
name))
(defun jao-tracking-set-log (v)
(when (member window-system '(x))
(x-change-window-property "_EMACS_LOG" v nil nil nil nil 0))
(if jao-wayland-enabled
(let ((inhibit-message t))
(shell-command (format "echo \"%s\" > %s" v jao-tracking--pipe)))
(let* ((action (if (string-blank-p v) "remove" "add"))
(cmd (format "wmctrl -r emacs -b %s,demands_attention" action)))
(shell-command-to-string cmd))))
(jao-tracking-set-log "")
(defun jao-tracking--buffer-str (s)
(if (listp s)
`(:propertize ,(plist-get s :propertize)
face
(jao-tracking-minibuffer
,@(when-let ((f (plist-get s 'face)))
(jao-tracking-set-log " * ")
(list f))))
`(:propertize "|" face jao-tracking-minibuffer-sep)))
(defun jao-tracking-build-str (new-val)
(jao-tracking-set-log "")
(if (listp new-val)
(mapcar #'jao-tracking--buffer-str new-val)
new-val))
(defun jao-tracking-update-minibuffer (&rest _)
(setq jao-tracking-string (jao-tracking-build-str (tracking-status)))
(jao-minibuffer-refresh))
(defun jao-tracking-echo (_sym new-val _op _where)
(setq jao-tracking-string (jao-tracking-build-str new-val))
(jao-minibuffer-refresh))
(defvar jao-tracking-use-scratch nil)
(defvar jao-tracking--start-frame nil)
(defun jao-tracking--remove-visible-buffers ()
(unless (and jao-afio-use-frames jao-tracking-use-scratch)
(tracking-remove-visible-buffers)))
;;;###autoload
(defun jao-tracking-next-buffer ()
(interactive)
(if jao-tracking-use-scratch
(let ((n (jao-afio-frame-no)))
(unless (eq 0 n) (setq jao-tracking--start-frame n))
(cond (tracking-buffers
(let ((b (car tracking-buffers)))
(if (eq 0 n)
(tracking-next-buffer)
(jao-afio-goto-scratch)
(when b (pop-to-buffer b))
(tracking-remove-visible-buffers))))
(jao-tracking--start-frame
(jao-afio-goto-nth jao-tracking--start-frame)
(setq jao-tracking--start-frame nil))))
(tracking-next-buffer))
(jao-tracking-update-minibuffer))
;;;###autoload
(defun jao-tracking-setup ()
(jao-minibuffer-add-variable 'jao-tracking-string -10)
(add-variable-watcher 'tracking-mode-line-buffers #'jao-tracking-echo)
;; since we're using the minibuffer, forget the mode line
(advice-add #'tracking-mode :override (lambda (&optional _) (interactive)))
(add-hook 'jao-afio-switch-hook #'jao-tracking--remove-visible-buffers)
(global-set-key (kbd "C-c C-SPC") #'jao-tracking-next-buffer)
(define-key tracking-mode-map (kbd "C-c C-SPC") #'jao-tracking-next-buffer))
(provide 'jao-tracking)
;;; jao-minibuffer-tracking.el ends here
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