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;;; infobox.el -- Infobox in a help buffer -*- lexical-binding: t -*-
;; Copyright (C) 2025 Free Software Foundation, Inc.
;; Author: Yuchen Pei <id@ypei.org>
;; Package-Requires: ((emacs "29.4"))
;; This file is part of dotted.
;; dotted is free software: you can redistribute it and/or modify it under
;; the terms of the GNU Affero General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; dotted 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 Affero General
;; Public License for more details.
;; You should have received a copy of the GNU Affero General Public
;; License along with dotted. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; Infobox in a help buffer.
;;; Code:
(defun infobox-default-specs (info)
(seq-map
(lambda (pair)
(cons (car pair)
(replace-regexp-in-string
"[-_]" " "
(capitalize (format "%s" (car pair))))))
info))
(defun infobox-translate (info specs)
"Translate INFO according to SPECS.
TODO: allow multiple levels in specs keys using let-alist, i.e.
something like
(.channel.name . \"Channel name\")"
(seq-map
(lambda (pair)
(when-let ((val (alist-get (car pair) info)))
(if (or (stringp (cdr pair)) (symbolp (cdr pair)))
(cons (cdr pair) val)
(cons (cadr pair) (funcall (cddr pair) val)))))
specs))
(defun infobox-render (info item &optional interactive-p)
"Render and display a help buffer of INFO."
(with-help-window "*infobox*"
(with-current-buffer standard-output
(let ((n-rows 0))
(seq-do
(lambda (pair)
(when pair
(when (stringp (car pair))
(insert (car pair) ": ")
(setq n-rows (1+ n-rows)))
(insert (format "%s" (cdr pair)) "\n")))
info)
(align-regexp
(point-min)
(progn (goto-line (1+ n-rows)) (point))
"\\(\\s-*\\):"))
(visual-line-mode)))
(with-current-buffer "*infobox*"
(let ((help-xref-following t))
(help-setup-xref item interactive-p)
)))
(defun infobox-render-string (text item &optional interactive-p)
(help-setup-xref item interactive-p)
(with-help-window "*infobox*"
(with-current-buffer standard-output
(insert text)
(visual-line-mode)))
(with-current-buffer "*infobox*"
(let ((help-xref-following t))
(help-setup-xref item interactive-p)
)))
(defun infobox-exiftool (filename)
(interactive (list (expand-file-name (read-file-name "infobox exiftool: "))))
(infobox-render-string
(with-temp-buffer
(call-process "exiftool" nil t nil filename)
(buffer-string))
`(infobox-exiftool ,filename)
(called-interactively-p 'interactive)
))
(defun infobox-pacman (package-name)
(interactive (list (completing-read
"pacman package: "
(infobox-pacman-installed-packages)
nil
t)))
(infobox-render-string
(with-temp-buffer
(call-process "pacman" nil t nil "-Qi" package-name)
(buffer-string))
`(infobox-pacman ,package-name)
(called-interactively-p 'interactive)
))
(defun infobox-pacman-installed-packages ()
"Returns list of installed packages."
(with-temp-buffer
(call-process "pacman" nil t nil "-Qq")
(split-string (buffer-string) "\n")))
(defun infobox-calibre (book-id)
(interactive (list (car (split-string
(completing-read
"calibre book: "
(infobox-calibre-books)
nil
t)
" "))))
(infobox-render-string
(with-temp-buffer
(call-process "calibredb" nil t nil "show_metadata" book-id)
(buffer-string))
`(infobox-calibre ,book-id)
(called-interactively-p 'interactive)))
(defun infobox-calibre-books ()
(with-temp-buffer
(call-process "calibredb" nil t nil "list")
(seq-filter
(lambda (line) (string-match-p "^[0-9]" line))
(split-string (buffer-string) "\n"))))
(defun my-call-process-out (command &rest args)
(with-temp-buffer
(apply 'call-process (append (list command nil t nil) args))
(buffer-string)))
(provide 'infobox)
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