mirror of
https://github.com/pestctrl/emacs-config.git
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152 lines
5.6 KiB
EmacsLisp
152 lines
5.6 KiB
EmacsLisp
;;; mu4e-config.el --- -*- lexical-binding: t -*-
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;; Copyright (C) 2023 Benson Chu
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;; Author: Benson Chu <bensonchu457@gmail.com>
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;; Created: [2023-03-12 09:51]
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;; This file is not part of GNU Emacs
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;; This program is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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(require 'mbsync)
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(unless (eq system-type 'windows-nt)
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(add-to-list 'load-path
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"/usr/share/emacs/site-lisp/mu4e/")
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(require 'mu4e)
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(add-hook 'mbsync-postsync-hooks
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'(lambda (&rest _ignore)
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(mu4e-update-mail-and-index t)))
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;; For mbsync, this must be set
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(setq mu4e-change-filenames-when-moving t)
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(add-to-list 'mu4e-view-actions
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'("ViewInBrowser" . mu4e-action-view-in-browser) t)
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;; (global-set-key (kbd "<f8>") 'mu4e)
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(setq mu4e-maildir "~/.mail"
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mu4e-sent-folder "/fastmail/Sent"
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mu4e-drafts-folder "/fastmail/Drafts"
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mu4e-refile-folder "/fastmail/Archive"
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mu4e-trash-folder "/fastmail/Trash")
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(setq mu4e-maildir-shortcuts
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'(("/fastmail/INBOX" . ?i)
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("/fastmail/INBOX/tracking" . ?t)
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("/fastmail/INBOX/unsorted" . ?u)
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("/fastmail/Archive" . ?a)))
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(setq mu4e-bookmarks
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'(( :name "Unread messages"
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:query "flag:unread AND NOT flag:trashed"
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:key ?u)
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( :name "Today's messages"
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:query "date:today..now"
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:key ?t)
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( :name "Last 7 days"
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:query "date:7d..now"
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:hide-unread t
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:key ?w)
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( :name "Messages with images"
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:query "mime:image/*"
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:key ?p)))
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(setq mu4e-bookmarks
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(mapcar (lambda (x)
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(let ((str (plist-get x :query)))
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(when (not (string-match-p "Unnecessary/mailing_lists" str))
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(setf (plist-get x :query)
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(concat str " AND NOT maildir:/Unnecessary/mailing_lists*"))))
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x)
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mu4e-bookmarks))
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(defun my/mu-init ()
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(interactive)
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(let ((addresses
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'("bensonchu457@fastmail.com"
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"bensonchu457@gmail.com"
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"me@mail.pestctrl.io")))
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(async-shell-command
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(format "mu init --maildir=~/.mail/ %s"
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(--> addresses
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(mapcar #'(lambda (x) (concat "--my-address=" x)) it)
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(string-join it " "))))))
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;; (setcar mu4e-headers-thread-last-child-prefix "╰┬►")
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;; (setcar mu4e-headers-thread-first-child-prefix "├┬►")
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;; (setcar mu4e-headers-thread-connection-prefix "│")
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(defun my/mu4e~headers-thread-prefix (thread)
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"Calculate the thread prefix based on thread info THREAD."
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(when thread
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(let* ((prefix "")
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(level (plist-get thread :level))
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(has-child (plist-get thread :has-child))
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(last-child (plist-get thread :last-child))
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(duplicate (plist-get thread :duplicate)))
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;; Do not prefix root messages.
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(when (= level 0)
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(setq mu4e~headers-thread-state '())
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(when has-child
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(setq prefix "┬►")))
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(if (> level 0)
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(let* ((length (length mu4e~headers-thread-state))
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(padding (make-list (max 0 (- level length)) nil)))
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;; Trim and pad the state to ensure a message will
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;; always be shown with the correct indentation, even if
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;; a broken thread is returned. It's trimmed to level-1
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;; because the current level has always an connection
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;; and it used a special formatting.
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(setq mu4e~headers-thread-state
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(cl-subseq (append mu4e~headers-thread-state padding)
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0 (- level 1)))
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;; Prepare the thread prefix.
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(setq prefix
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(concat
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;; Current mu4e~headers-thread-state, composed by
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;; connections or blanks.
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(mapconcat
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(lambda (s)
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(if s "│" " "))
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mu4e~headers-thread-state "")
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(if last-child "╰" "├")
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(if has-child "┬" "─")
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"►"))))
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;; If a new sub-thread will follow (has-child) and the current
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;; one is still not done (not last-child), then a new
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;; connection needs to be added to the tree-state. It's not
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;; necessary to a blank (nil), because padding will handle
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;; that.
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(if (and has-child (not last-child))
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(setq mu4e~headers-thread-state
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(append mu4e~headers-thread-state '(t))))
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;; Return the thread prefix.
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(format "%s%s"
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prefix
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(if duplicate
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(mu4e~headers-thread-prefix-map 'duplicate) "")))))
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(advice-add #'mu4e~headers-thread-prefix
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:override
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#'my/mu4e~headers-thread-prefix))
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(provide 'mu4e-configuration)
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;;; mu4e-config.el ends here
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