;;; bandali-dired.el --- bandali's dired setup -*- lexical-binding: t; -*-

;; Copyright (c) 2018-2025 Amin Bandali <bandali@gnu.org>

;; Author: Amin Bandali <bandali@gnu.org>
;; Keywords: files

;; 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:

;; My dired setup and customizations.

;;; Code:

(with-eval-after-load 'dired
  (setopt
   dired-dwim-target t
   ;; dired-listing-switches "-alh --group-directories-first"
   dired-listing-switches "-alh")

  (declare-function dired-dwim-target-directory "dired-aux")
  ;; easily diff 2 marked files
  ;; https://oremacs.com/2017/03/18/dired-ediff/
  (defun dired-ediff-files ()
    (interactive)
    (require 'dired-aux)
    (defvar ediff-after-quit-hook-internal)
    (let ((files (dired-get-marked-files))
          (wnd (current-window-configuration)))
      (if (<= (length files) 2)
          (let ((file1 (car files))
                (file2 (if (cdr files)
                           (cadr files)
                         (read-file-name
                          "file: "
                          (dired-dwim-target-directory)))))
            (if (file-newer-than-file-p file1 file2)
                (ediff-files file2 file1)
              (ediff-files file1 file2))
            (add-hook 'ediff-after-quit-hook-internal
                      (lambda ()
                        (setq ediff-after-quit-hook-internal nil)
                        (set-window-configuration wnd))))
        (error "no more than 2 files should be marked"))))

  ;; local key bindings
  (let ((m dired-mode-map))
    (b/keymap-set m "b" #'dired-up-directory)
    (b/keymap-set m "E" #'dired-ediff-files)
    (b/keymap-set m "e" #'dired-toggle-read-only)
    (b/keymap-set m "\\" #'dired-hide-details-mode))

  (require 'dired-x)
  (setopt
   dired-guess-shell-alist-user
   '(("\\.pdf\\'"  "atril" "evince")
     ("\\.doc\\'"  "libreoffice")
     ("\\.docx\\'" "libreoffice")
     ("\\.ppt\\'"  "libreoffice")
     ("\\.pptx\\'" "libreoffice")
     ("\\.xls\\'"  "libreoffice")
     ("\\.xlsx\\'" "libreoffice")
     ("\\.flac\\'" "mpv"))))
(add-hook 'dired-mode-hook #'dired-hide-details-mode)

(provide 'bandali-dired)
;;; bandali-dired.el ends here