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;;; km-denote.el --- Denote-related extensions  -*- lexical-binding: t; -*-

;; Copyright Kyle Meyer <kyle@kyleam.com>

;; Author: Kyle Meyer <kyle@kyleam.com>
;; URL: https://git.kyleam.com/emacs.d

;; 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 <http://www.gnu.org/licenses/>.

;;; Code:

(require 'denote)

;;;###autoload
(defun km/denote-add-frontmatter ()
  "Insert front matter into current file.
Unlike an interactive call to `denote-add-front-matter', this
does not prompt for the title and keywords; it just takes them
from the file name."
  (interactive)
  (let ((fname (or (buffer-file-name)
                   (user-error "Buffer not visiting file"))))
    (denote-add-front-matter
     fname
     (denote-retrieve-filename-title fname)
     (denote-extract-keywords-from-path fname))))

;;;###autoload
(defun km/denote-find-file-at-point ()
  "Find the file in `denote-directory' for the denote ID at point.
The file must be tracked in Git."
  (interactive)
  (let ((id (save-excursion
              (let ((case-fold-search nil))
                (skip-chars-backward "-a-z0-9_T"))
              (if (looking-at denote-id-regexp)
                  (match-string-no-properties 0)
                (user-error "No denote ID at point"))))
        (default-directory denote-directory))
    (find-file
     (car (or (process-lines "git" "ls-files" "--" (concat id "--*"))
              (process-lines "git" "ls-files" "--" (concat "**/" id "--*"))
              (user-error "No tracked file found for %s" id))))))

(defun km/denote-insert-id (&optional with-prefix)
  "Insert ID of tracked file in `denote-directory'.
When WITH-PREFIX is non-nil, prepend \"denote:\" to the inserted
ID."
  (interactive "P")
  (let* ((default-directory denote-directory)
         (id (or (denote-extract-id-from-string
                  (completing-read
                   "Note: "
                   (process-lines "git" "ls-files" "--" "*--*")))
                 (error "Could not determine ID"))))
    (insert (concat (and with-prefix "denote:") id))))

(provide 'km-denote)
;;; km-denote.el ends here