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;;; my-pacman.el -- pacman client -*- lexical-binding: t -*-

;; Copyright (C) 2023 Free Software Foundation.

;; Author: Yuchen Pei <id@ypei.org>
;; Package-Requires: ((emacs "28.2"))

;; This file is part of dotfiles.

;; dotfiles 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.

;; dotfiles 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 dotfiles.  If not, see <https://www.gnu.org/licenses/>.

;;; Commentary:

;; pacman client.

;;; Code:

;;; a pacman client
(defun my-grok-pacman (package)
  (ignore-errors (kill-buffer "*pacman*"))
  (if (= 0
         (call-process-shell-command
          (concat "pacman -Si " package) nil "*pacman*"))
      (my-process-pacman-info
       (my-parse-colon-separated-output "*pacman*"))
    (error (format "Failed to find package %s!" package))))

(defun my-process-pacman-info (info)
  (list (cons "Description" (alist-get "Description" info nil nil 'string=))
        (cons "Website" (alist-get "URL" info nil nil 'string=))
        (cons "License" (alist-get "Licenses" info nil nil 'string=))
        (cons "Pacman-package-name" (alist-get "Name" info nil nil 'string=))))

(provide 'my-pacman)
;;; my-pacman.el ends here