org-clock-waybar/org-clock-waybar.el

60 lines
1.9 KiB
EmacsLisp
Raw Normal View History

2021-03-10 17:38:32 +00:00
;;; org-clock-waybar --- Summary
;;; Commentary:
;;; Code:
(require 'xdg)
(require 'org-clock)
(defgroup org-clock-waybar nil
"Send current clocked task to a JSON file for Waybar visualization"
:group 'emacs)
(defcustom org-clock-waybar-filename
(expand-file-name ".waybar-current-task.json" (xdg-cache-home))
"Name of the file to save task data to."
:type 'string
:group 'org-clock-waybar)
(defconst org-clock-waybar-filename-coding-system
(if (coding-system-p 'utf-8-emacs)
'utf-8-emacs
'emacs-mule)
"Coding system of the file `org-clock-waybar-filename'.")
(defun org-clock-waybar--get-clocked-task-json (buffer)
"Save the current clocked-in tasks title and category to BUFFER.
The output is in JSON format. If there is no clocked in task, both title and
category will be a JSON null value."
(let ((category (when org-clock-current-task
(get-text-property 0 'org-category org-clock-current-task)))
(title (when org-clock-current-task
(substring-no-properties org-clock-current-task))))
(with-current-buffer buffer
(insert "{\"title\":")
(insert (if title (json-encode-string title) "null"))
(insert ",\"category\":")
(insert (if category (json-encode-string category) "null"))
(insert "}"))))
(defun org-clock-waybar-save-task ()
"Save the current clocked in task to `org-clock-waybar-filename'."
(with-temp-buffer
(erase-buffer)
(set-buffer-file-coding-system org-clock-waybar-filename-coding-system)
(org-clock-waybar--get-clocked-task-json (current-buffer))
(write-file org-clock-waybar-filename)))
(defun org-clock-waybar-setup ()
"Setup org-clock-waybar.
It adds `org-clock-waybar-save-task' to both `org-clock-in-hook' and
`org-clock-out-hook'."
(add-hook 'org-clock-in-hook #'org-clock-waybar-save-task)
(add-hook 'org-clock-out-hook #'org-clock-waybar-save-task))
(provide 'org-clock-waybar)
;;; org-clock-waybar.el ends here