X-Git-Url: https://git.shemshak.org/~bandali/configs/blobdiff_plain/9e568495ab9b4c7ddc4f2284577112641c57dedf..b1fb0f48d5a7d3057f6ddb0473356cc6d07c0ecf:/init.org

diff --git a/init.org b/init.org
index 795f6fc..b06abe7 100644
--- a/init.org
+++ b/init.org
@@ -76,7 +76,7 @@ file.
 ** License
 
 #+begin_src emacs-lisp :comments none
-;; Copyright (C) 2018  Amin Bandali <amin@aminb.org>
+;; Copyright (C) 2018  Amin Bandali <bandali@gnu.org>
 
 ;; 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
@@ -105,20 +105,19 @@ file.
 
 ** Naming conventions
 
-The conventions below were inspired by [[https://github.com/hlissner/doom-emacs][Doom]]'s conventions, found
-[[https://github.com/hlissner/doom-emacs/blob/5dacbb7cb1c6ac246a9ccd15e6c4290def67757c/core/core.el#L3-L17][here]]. Naturally, I use my initials, =ab=, instead of =doom=.
+The conventions below were inspired by [[https://github.com/hlissner/doom-emacs][Doom]]'s, found [[https://github.com/hlissner/doom-emacs/blob/5dacbb7cb1c6ac246a9ccd15e6c4290def67757c/core/core.el#L3-L17][here]].
 
 #+begin_src emacs-lisp :comments none
 ;; Naming conventions:
 ;;
-;;   ab-...   public variables or non-interactive functions
-;;   ab--...  private anything (non-interactive), not safe for direct use
-;;   ab/...   an interactive function; safe for M-x or keybinding
-;;   ab:...   an evil operator, motion, or command
-;;   ab|...   a hook function
-;;   ab*...   an advising function
-;;   ab@...   a hydra command
-;;   ...!     a macro
+;;   amin-...   public variables or non-interactive functions
+;;   amin--...  private anything (non-interactive), not safe for direct use
+;;   amin/...   an interactive function; safe for M-x or keybinding
+;;   amin:...   an evil operator, motion, or command
+;;   amin|...   a hook function
+;;   amin*...   an advising function
+;;   amin@...   a hydra command
+;;   ...!       a macro
 #+end_src
 
 * Initial setup
@@ -137,10 +136,10 @@ let's see how long Emacs takes to start up, before even loading
 =init.el=, i.e. =user-init-file=:
 
 #+begin_src emacs-lisp
-(defvar ab--before-user-init-time (current-time)
+(defvar amin--before-user-init-time (current-time)
   "Value of `current-time' when Emacs begins loading `user-init-file'.")
 (message "Loading Emacs...done (%.3fs)"
-         (float-time (time-subtract ab--before-user-init-time
+         (float-time (time-subtract amin--before-user-init-time
                                     before-init-time)))
 #+end_src
 
@@ -150,9 +149,9 @@ frequency. Clearing the ~file-name-handler-alist~ seems to help reduce
 startup time as well.
 
 #+begin_src emacs-lisp
-(defvar ab--gc-cons-threshold gc-cons-threshold)
-(defvar ab--gc-cons-percentage gc-cons-percentage)
-(defvar ab--file-name-handler-alist file-name-handler-alist)
+(defvar amin--gc-cons-threshold gc-cons-threshold)
+(defvar amin--gc-cons-percentage gc-cons-percentage)
+(defvar amin--file-name-handler-alist file-name-handler-alist)
 (setq gc-cons-threshold (* 400 1024 1024)  ; 400 MiB
       gc-cons-percentage 0.6
       file-name-handler-alist nil
@@ -167,9 +166,9 @@ done initializing.
 (add-hook
  'after-init-hook
  (lambda ()
-   (setq gc-cons-threshold ab--gc-cons-threshold
-         gc-cons-percentage ab--gc-cons-percentage
-         file-name-handler-alist ab--file-name-handler-alist)))
+   (setq gc-cons-threshold amin--gc-cons-threshold
+         gc-cons-percentage amin--gc-cons-percentage
+         file-name-handler-alist amin--file-name-handler-alist)))
 #+end_src
 
 Increase the number of lines kept in message logs (the =*Messages*=
@@ -234,6 +233,18 @@ can then be managed with the help of Magit or other tools.
              (expand-file-name "lib/borg" user-emacs-directory))
 (require 'borg)
 (borg-initialize)
+
+;; (require 'borg-nix-shell)
+;; (setq borg-build-shell-command 'borg-nix-shell-build-command)
+
+(with-eval-after-load 'bind-key
+  (bind-keys
+   :package borg
+   ("C-c b A" . borg-activate)
+   ("C-c b a" . borg-assimilate)
+   ("C-c b b" . borg-build)
+   ("C-c b c" . borg-clone)
+   ("C-c b r" . borg-remove)))
 #+end_src
 
 *** =use-package=
@@ -269,7 +280,11 @@ database, low-level functions for querying the database, and a
 
 #+begin_src emacs-lisp
 (use-package epkg
-  :defer t)
+  :defer t
+  :bind
+  (("C-c b d" . epkg-describe-package)
+   ("C-c b p" . epkg-list-packages)
+   ("C-c b u" . epkg-update)))
 #+end_src
 
 ** No littering in =~/.emacs.d=
@@ -309,6 +324,15 @@ it it's own file. While at it, treat themes as safe.
   (setf custom-safe-themes t))
 #+end_src
 
+** Secrets file
+
+Load the secrets file if it exists, otherwise show a warning.
+
+#+begin_src emacs-lisp
+(with-demoted-errors
+    (load (no-littering-expand-etc-file-name "secrets")))
+#+end_src
+
 ** Better =$PATH= handling
 
 Let's use [[https://github.com/purcell/exec-path-from-shell][exec-path-from-shell]] to make Emacs use the =$PATH= as set up
@@ -329,9 +353,11 @@ in my shell.
 ** Only one custom theme at a time
 
 #+begin_src emacs-lisp
-(defadvice load-theme (before clear-previous-themes activate)
-  "Clear existing theme settings instead of layering them"
-  (mapc #'disable-theme custom-enabled-themes))
+;; only one custom theme at a time
+;;
+;; (defadvice load-theme (before clear-previous-themes activate)
+;;   "Clear existing theme settings instead of layering them"
+;;   (mapc #'disable-theme custom-enabled-themes))
 #+end_src
 
 ** Server
@@ -346,6 +372,7 @@ See [[https://www.gnu.org/software/emacs/manual/html_node/emacs/Emacs-Server.htm
 
 #+begin_src emacs-lisp
 (use-package server
+  :defer 1
   :config (or (server-running-p) (server-mode)))
 #+end_src
 
@@ -355,36 +382,62 @@ Font stack with better unicode support, around =Ubuntu Mono= and
 =Hack=.
 
 #+begin_src emacs-lisp
-(dolist (ft (fontset-list))
-  (set-fontset-font
-   ft
-   'unicode
-   (font-spec :name "Ubuntu Mono"))
-  (set-fontset-font
-   ft
-   'unicode
-   (font-spec :name "DejaVu Sans Mono")
-   nil
-   'append)
-  ;; (set-fontset-font
-  ;;  ft
-  ;;  'unicode
-  ;;  (font-spec
-  ;;   :name "Symbola monospacified for DejaVu Sans Mono")
-  ;;  nil
-  ;;  'append)
-  ;; (set-fontset-font
-  ;;  ft
-  ;;  #x2115  ; ℕ
-  ;;  (font-spec :name "DejaVu Sans Mono")
-  ;;  nil
-  ;;  'append)
-  (set-fontset-font
-   ft
-   (cons ?Α ?ω)
-   (font-spec :name "DejaVu Sans Mono" :size 14)
-   nil
-   'prepend))
+;; unicode support
+;;
+;; (dolist (ft (fontset-list))
+;;   (set-fontset-font
+;;    ft
+;;    'unicode
+;;    (font-spec :name "Source Code Pro" :size 14))
+;;   (set-fontset-font
+;;    ft
+;;    'unicode
+;;    (font-spec :name "DejaVu Sans Mono")
+;;    nil
+;;    'append)
+;;   ;; (set-fontset-font
+;;   ;;  ft
+;;   ;;  'unicode
+;;   ;;  (font-spec
+;;   ;;   :name "Symbola monospacified for DejaVu Sans Mono")
+;;   ;;  nil
+;;   ;;  'append)
+;;   ;; (set-fontset-font
+;;   ;;  ft
+;;   ;;  #x2115  ; ℕ
+;;   ;;  (font-spec :name "DejaVu Sans Mono")
+;;   ;;  nil
+;;   ;;  'append)
+;;   (set-fontset-font
+;;    ft
+;;    (cons ?Α ?ω)
+;;    (font-spec :name "DejaVu Sans Mono" :size 14)
+;;    nil
+;;    'prepend))
+#+end_src
+
+** Gentler font resizing
+
+#+begin_src emacs-lisp
+(setq text-scale-mode-step 1.05)
+#+end_src
+
+** Focus follows mouse
+
+I’d like focus to follow the mouse when I move the cursor from one
+window to the next.
+
+#+begin_src emacs-lisp
+(setq mouse-autoselect-window t)
+#+end_src
+
+Let’s define a function to conveniently disable this for certain
+buffers and/or modes.
+
+#+begin_src emacs-lisp
+(defun amin--no-mouse-autoselect-window ()
+  (make-local-variable 'mouse-autoselect-window)
+  (setq mouse-autoselect-window nil))
 #+end_src
 
 ** Libraries
@@ -397,7 +450,7 @@ Font stack with better unicode support, around =Ubuntu Mono= and
 ** Useful utilities
 
 #+begin_src emacs-lisp
-(defun ab-enlist (exp)
+(defun amin-enlist (exp)
   "Return EXP wrapped in a list, or as-is if already a list."
 (if (listp exp) exp (list exp)))
 
@@ -407,7 +460,7 @@ Font stack with better unicode support, around =Ubuntu Mono= and
 compilation."
   (declare (indent defun) (debug t))
   (list (if (or (not (bound-and-true-p byte-compile-current-file))
-                (dolist (next (ab-enlist features))
+                (dolist (next (amin-enlist features))
                   (if (symbolp next)
                       (require next nil :no-error)
                     (load next :no-message :no-error))))
@@ -429,6 +482,15 @@ compilation."
                `(after! (:all ,@features) ,@body)))))
 #+end_src
 
+Convenience macro for =setq='ing multiple variables to the same value:
+
+#+begin_src emacs-lisp
+(defmacro setq-every! (value &rest vars)
+  "Set all the variables from VARS to value VALUE."
+  (declare (indent defun) (debug t))
+  `(progn ,@(mapcar (lambda (x) (list 'setq x value)) vars)))
+#+end_src
+
 * Core
 :PROPERTIES:
 :CUSTOM_ID: core
@@ -442,16 +504,16 @@ Enable displaying time and battery in the mode-line, since I'm not
 using the Xfce panel anymore. Also, I don't need to see the load
 average on a regular basis, so disable that.
 
-#+begin_src emacs-lisp
+Note: using =i3status= on sway at the moment, so disabling this.
+
+#+begin_src emacs-lisp :tangle no
 (use-package time
-  :ensure nil
   :init
   (setq display-time-default-load-average nil)
   :config
   (display-time-mode))
 
 (use-package battery
-  :ensure nil
   :config
   (display-battery-mode))
 #+end_src
@@ -562,7 +624,8 @@ variable.
 
 #+begin_src emacs-lisp
 (setq backup-by-copying t
-      version-control t)
+      version-control t
+      delete-old-versions t)
 #+end_src
 
 *** Auto revert
@@ -572,7 +635,7 @@ Enable automatic reloading of changed buffers and files.
 #+begin_src emacs-lisp
 (global-auto-revert-mode 1)
 (setq auto-revert-verbose nil
-      global-auto-revert-non-file-buffers t)
+      global-auto-revert-non-file-buffers nil)
 #+end_src
 
 *** Always use space for indentation
@@ -584,6 +647,67 @@ Enable automatic reloading of changed buffers and files.
  tab-width 4)
 #+end_src
 
+*** Winner mode
+
+Enable =winner-mode=.
+
+#+begin_src emacs-lisp
+(winner-mode 1)
+#+end_src
+
+*** Close =*compilation*= on success
+
+#+begin_src emacs-lisp
+(setq compilation-exit-message-function
+      (lambda (status code msg)
+        "Close the compilation window if successful."
+        ;; if M-x compile exits with 0
+         (when (and (eq status 'exit) (zerop code))
+           (bury-buffer)
+           (delete-window (get-buffer-window (get-buffer "*compilation*"))))
+         ;; return the result of compilation-exit-message-function
+         (cons msg code)))
+#+end_src
+
+*** Search for non-ASCII characters
+
+I’d like non-ASCII characters such as ‘’“”«»‹›áⓐ𝒶 to be selected when
+I search for their ASCII counterpart.  Shoutout to [[http://endlessparentheses.com/new-in-emacs-25-1-easily-search-non-ascii-characters.html][endlessparentheses]]
+for this.
+
+#+begin_src emacs-lisp
+(setq search-default-mode #'char-fold-to-regexp)
+
+;; uncomment to extend this behaviour to query-replace
+;; (setq replace-char-fold t)
+#+end_src
+
+** Bindings
+
+#+begin_src emacs-lisp
+(bind-keys
+ ("C-c a i" . ielm)
+
+ ("C-c e b" . eval-buffer)
+ ("C-c e r" . eval-region)
+
+ ("C-c F m" . make-frame-command)
+ ("C-c F d" . delete-frame)
+ ("C-c F D" . delete-other-frames)
+
+ ("C-c o"   . other-window)
+
+ ("C-c Q"   . save-buffers-kill-terminal)
+
+ ("C-S-h C" . describe-char)
+ ("C-S-h F" . describe-face)
+
+ ("C-x K"   . kill-this-buffer)
+
+ ("s-p"     . beginning-of-buffer)
+ ("s-n"     . end-of-buffer))
+#+end_src
+
 ** Packages
 
 The packages in this section are absolutely essential to my everyday
@@ -608,70 +732,6 @@ customizing it.
             'auto-compile-inhibit-compile-detached-git-head))
 #+end_src
 
-*** [[https://github.com/Kungsgeten/ryo-modal][ryo-modal]]
-
-#+begin_quote
-Roll your own modal mode
-#+end_quote
-
-#+begin_src emacs-lisp
-(use-package ryo-modal
-  :commands ryo-modal-mode
-  :bind ("M-m" . ryo-modal-mode)
-  :after which-key
-  :config
-  (push '((nil . "ryo:.*:") . (nil . "")) which-key-replacement-alist)
-  (ryo-modal-keys
-   ("," ryo-modal-repeat)
-   ("b" backward-char)
-   ("n" next-line)
-   ("p" previous-line)
-   ("f" forward-char)
-   ("/" undo)
-   ("i" ryo-modal-mode)
-   ("l" recenter-top-bottom)
-   ("v" scroll-up-command)
-   ("V" scroll-down-command)
-   ("x" delete-forward-char)
-   ("SPC" (("b" (("b" ibuffer-list-buffers)
-                 ("k" kill-this-buffer)
-                 ("o" other-window)
-                 ("s" save-buffer)))
-           ("B" (("A" borg-activate)
-                 ("a" borg-assimilate)
-                 ("b" borg-build)
-                 ("c" borg-clone)
-                 ("r" borg-remove)))
-           ("h" (("c" describe-char)
-                 ("f" describe-function)
-                 ("F" describe-face)
-                 ("i" info)
-                 ("k" describe-key)
-                 ("l" view-lossage)
-                 ("v" describe-variable)))
-           ("q" (("q" save-buffers-kill-terminal)))))
-   ("d" (("w" kill-word)
-         ("b" backward-kill-word)))
-   ("c w" kill-word :exit t))
-
-  (ryo-modal-keys
-   ;; First argyment to ryo-modal-keys may be a list of keywords.
-   ;; These keywords will be applied to all keybindings.
-   (:norepeat t)
-   ("0" "M-0")
-   ("1" "M-1")
-   ("2" "M-2")
-   ("3" "M-3")
-   ("4" "M-4")
-   ("5" "M-5")
-   ("6" "M-6")
-   ("7" "M-7")
-   ("8" "M-8")
-   ("9" "M-9"))
-  :hook ((text-mode . ryo-modal-mode)
-         (prog-mode . ryo-modal-mode)))
-#+end_src
-
 *** [[https://orgmode.org/][Org mode]]
 
 #+begin_quote
@@ -684,22 +744,104 @@ In short, my favourite way of life.
 
 #+begin_src emacs-lisp
 (use-package org
-  :ryo ("SPC b t" org-babel-tangle)
+  :defer 1
   :config
   (setq org-src-tab-acts-natively t
         org-src-preserve-indentation nil
         org-edit-src-content-indentation 0
-        org-html-divs '((preamble  "header" "preamble")
-                        (content   "main"   "content")
-                        (postamble "footer" "postamble"))
-        org-html-doctype "html5"
-        org-html-html5-fancy t
-        org-html-postamble nil)
-  :hook (org-mode . org-indent-mode))
-(use-package htmlize
-  :after org)
-(use-package org-notmuch
-  :after (:any org notmuch))
+        org-email-link-description-format "Email %c: %s" ; %.30s
+        org-highlight-latex-and-related '(entities)
+        org-log-done 'time)
+  (add-to-list 'org-structure-template-alist '("L" . "src emacs-lisp") t)
+  (font-lock-add-keywords
+   'org-mode
+   '(("[ \t]*\\(#\\+\\(BEGIN\\|END\\|begin\\|end\\)_\\(\\S-+\\)\\)[ \t]*\\([^\n:]*\\)"
+      (1 '(:foreground "#5a5b5a" :background "#292b2b") t) ; directive
+      (3 '(:foreground "#81a2be" :background "#292b2b") t) ; kind
+      (4 '(:foreground "#c5c8c6") t))) ; title
+   t)
+  :bind (:map org-mode-map ("M-L" . org-insert-last-stored-link))
+  :hook ((org-mode . org-indent-mode)
+         (org-mode . auto-fill-mode)
+         (org-mode . flyspell-mode))
+  :custom
+  (org-latex-packages-alist '(("" "listings") ("" "color")))
+  :custom-face
+  '(org-block-begin-line ((t (:foreground "#5a5b5a" :background "#1d1f21"))))
+  '(org-block ((t (:background "#1d1f21"))))
+  '(org-latex-and-related ((t (:foreground "#b294bb")))))
+
+(use-package ox-latex
+  :after ox
+  :config
+  (setq org-latex-listings 'listings
+        ;; org-latex-prefer-user-labels t
+        )
+  (add-to-list 'org-latex-packages-alist '("" "listings"))
+  (add-to-list 'org-latex-packages-alist '("" "color"))
+  (add-to-list 'org-latex-classes
+               '("IEEEtran" "\\documentclass[11pt]{IEEEtran}"
+                 ("\\section{%s}" . "\\section*{%s}")
+                 ("\\subsection{%s}" . "\\subsection*{%s}")
+                 ("\\subsubsection{%s}" . "\\subsubsection*{%s}")
+                 ("\\paragraph{%s}" . "\\paragraph*{%s}")
+                 ("\\subparagraph{%s}" . "\\subparagraph*{%s}"))
+               t))
+
+(use-package ox-beamer
+  :after ox)
+
+(use-package orgalist
+  :after message
+  :hook (message-mode . orgalist-mode))
+#+end_src
+
+**** asynchronous tangle
+
+=amin/async-babel-tangle= is a function closely inspired by [[https://github.com/dieggsy/dotfiles/tree/cc10edf7701958eff1cd94d4081da544d882a28c/emacs.d#dotfiles][dieggsy's
+d/async-babel-tangle]] which uses [[https://github.com/jwiegley/emacs-async][async]] to asynchronously tangle an org
+file.
+
+#+begin_src emacs-lisp
+(after! org
+  (defvar amin-show-async-tangle-results nil
+    "Keep *emacs* async buffers around for later inspection.")
+
+  (defvar amin-show-async-tangle-time nil
+    "Show the time spent tangling the file.")
+
+  (defvar amin-async-tangle-post-compile "make ti"
+    "If non-nil, pass to `compile' after successful tangle.")
+
+  (defun amin/async-babel-tangle ()
+    "Tangle org file asynchronously."
+    (interactive)
+    (let* ((file-tangle-start-time (current-time))
+           (file (buffer-file-name))
+           (file-nodir (file-name-nondirectory file))
+           (async-quiet-switch "-q"))
+      (async-start
+       `(lambda ()
+          (require 'org)
+          (org-babel-tangle-file ,file))
+       (unless amin-show-async-tangle-results
+         `(lambda (result)
+            (if result
+                (progn
+                  (message "Tangled %s%s"
+                           ,file-nodir
+                           (if amin-show-async-tangle-time
+                               (format " (%.3fs)"
+                                       (float-time (time-subtract (current-time)
+                                                                  ',file-tangle-start-time)))
+                             ""))
+                  (when amin-async-tangle-post-compile
+                    (compile amin-async-tangle-post-compile)))
+              (message "Tangling %s failed" ,file-nodir))))))))
+
+(add-to-list
+ 'safe-local-variable-values
+ '(eval add-hook 'after-save-hook #'amin/async-babel-tangle 'append 'local))
 #+end_src
 
 *** [[https://magit.vc/][Magit]]
@@ -712,16 +854,22 @@ Not just how I do git, but /the/ way to do git.
 
 #+begin_src emacs-lisp
 (use-package magit
-  :ryo ("SPC" (("g s" magit-status)))
-  :defer t
-  :bind (("s-g"     . magit-status)
-         ("C-x g"   . magit-status)
-         ("C-x M-g" . magit-dispatch-popup))
+  :defer 1
+  :bind (("C-x g" . magit-status)
+         ("s-g s" . magit-status)
+         ("s-g l" . magit-log-buffer-file))
   :config
   (magit-add-section-hook 'magit-status-sections-hook
                           'magit-insert-modules
                           'magit-insert-stashes
-                          'append))
+                          'append)
+  (setq
+   magit-repository-directories '(("~/.emacs.d/" . 0)
+                                  ("~/src/git/" . 1)))
+  (nconc magit-section-initial-visibility-alist
+         '(([unpulled status] . show)
+           ([unpushed status] . show)))
+  :custom-face (magit-diff-file-heading ((t (:weight normal)))))
 #+end_src
 
 *** [[https://github.com/abo-abo/swiper][Ivy]] (and friends)
@@ -740,27 +888,26 @@ There's no way I could top that, so I won't attempt to.
   :defer 1
   :bind
   (:map ivy-minibuffer-map
-        ([escape] . keyboard-escape-quit)
-        ;; ("C-j"    . ivy-next-line)
-        ;; ("C-k"    . ivy-previous-line)
-        ([S-up]   . ivy-previous-history-element)
-        ([S-down] . ivy-next-history-element)
-        ("DEL"    . ivy-backward-delete-char))
-  :ryo ("SPC ," ivy-switch-buffer)
+   ([escape] . keyboard-escape-quit)
+   ([S-up]   . ivy-previous-history-element)
+   ([S-down] . ivy-next-history-element)
+   ("DEL"    . ivy-backward-delete-char))
   :config
   (setq ivy-wrap t)
-  (ivy-mode 1))
+  (ivy-mode 1)
+  ;; :custom-face
+  ;; (ivy-minibuffer-match-face-2 ((t (:background "#e99ce8" :weight semi-bold))))
+  ;; (ivy-minibuffer-match-face-3 ((t (:background "#bbbbff" :weight semi-bold))))
+  ;; (ivy-minibuffer-match-face-4 ((t (:background "#ffbbff" :weight semi-bold))))
+)
 #+end_src
 
 **** Swiper
 
 #+begin_src emacs-lisp
 (use-package swiper
-  :ryo
-  ("SPC /" swiper)
-  ("s" swiper)
-  :bind (([remap isearch-forward]  . swiper)
-         ([remap isearch-backward] . swiper)))
+  :bind (("C-s" . swiper)
+         ("C-r" . swiper)))
 #+end_src
 
 **** Counsel
@@ -768,13 +915,11 @@ There's no way I could top that, so I won't attempt to.
 #+begin_src emacs-lisp
 (use-package counsel
   :defer 1
-  :ryo
-  ("SPC" (("f r" counsel-recentf)
-          ("SPC" counsel-M-x)
-          ("."   counsel-find-file)))
   :bind (([remap execute-extended-command] . counsel-M-x)
-         ([remap find-file] . counsel-find-file)
-         ("s-r"     . counsel-recentf)
+         ([remap find-file]                . counsel-find-file)
+         ("s-r"                            . counsel-recentf)
+         ("C-c x"                          . counsel-M-x)
+         ("C-c f ."                        . counsel-find-file)
          :map minibuffer-local-map
          ("C-r" . counsel-minibuffer-history))
   :config
@@ -782,6 +927,126 @@ There's no way I could top that, so I won't attempt to.
   (defalias 'locate #'counsel-locate))
 #+end_src
 
+*** eshell
+
+#+begin_src emacs-lisp
+(use-package eshell
+  :defer 1
+  :commands eshell
+  :config
+  (eval-when-compile (defvar eshell-prompt-regexp))
+  (defun amin/eshell-quit-or-delete-char (arg)
+    (interactive "p")
+    (if (and (eolp) (looking-back eshell-prompt-regexp nil))
+        (eshell-life-is-too-much)
+      (delete-char arg)))
+
+  (defun amin/eshell-clear ()
+    (interactive)
+    (let ((inhibit-read-only t))
+      (erase-buffer))
+    (eshell-send-input))
+
+  (defun amin|eshell-setup ()
+    (make-local-variable 'company-idle-delay)
+    (setq company-idle-delay nil)
+    (bind-keys :map eshell-mode-map
+               ("C-d"   . amin/eshell-quit-or-delete-char)
+               ("C-S-l" . amin/eshell-clear)
+               ("M-r"   . counsel-esh-history)
+               ([tab]   . company-complete)))
+
+  :hook (eshell-mode . amin|eshell-setup)
+  :custom
+  (eshell-hist-ignoredups t)
+  (eshell-input-filter 'eshell-input-filter-initial-space))
+#+end_src
+
+*** Ibuffer
+
+#+begin_src emacs-lisp
+(use-package ibuffer
+  :defer t
+  :bind
+  (("C-x C-b" . ibuffer-other-window)
+   :map ibuffer-mode-map
+   ("P"   . ibuffer-backward-filter-group)
+   ("N"   . ibuffer-forward-filter-group)
+   ("M-p" . ibuffer-do-print)
+   ("M-n" . ibuffer-do-shell-command-pipe-replace))
+  :config
+  ;; Use human readable Size column instead of original one
+  (define-ibuffer-column size-h
+    (:name "Size" :inline t)
+    (cond
+     ((> (buffer-size) 1000000) (format "%7.1fM" (/ (buffer-size) 1000000.0)))
+     ((> (buffer-size) 100000) (format "%7.0fk" (/ (buffer-size) 1000.0)))
+     ((> (buffer-size) 1000) (format "%7.1fk" (/ (buffer-size) 1000.0)))
+     (t (format "%8d" (buffer-size)))))
+  :custom
+  (ibuffer-saved-filter-groups
+   '(("default"
+      ("dired" (mode . dired-mode))
+      ("org"   (mode . org-mode))
+      ("web"
+       (or
+        (mode . web-mode)
+        (mode . css-mode)
+        (mode . scss-mode)
+        (mode . js2-mode)))
+      ("shell"
+       (or
+        (mode . eshell-mode)
+        (mode . shell-mode)))
+      ("notmuch" (name . "\*notmuch\*"))
+      ("programming"
+       (or
+        (mode . python-mode)
+        (mode . c++-mode)
+        (mode . emacs-lisp-mode)))
+      ("emacs"
+       (or
+        (name . "^\\*scratch\\*$")
+        (name . "^\\*Messages\\*$")))
+      ("slack"
+       (or
+        (name . "^\\*Slack*"))))))
+  (ibuffer-formats
+   '((mark modified read-only locked " "
+           (name 18 18 :left :elide)
+           " "
+           (size-h 9 -1 :right)
+           " "
+           (mode 16 16 :left :elide)
+           " " filename-and-process)
+     (mark " "
+           (name 16 -1)
+           " " filename)))
+  :hook (ibuffer . (lambda () (ibuffer-switch-to-saved-filter-groups "default"))))
+#+end_src
+
+*** Outline
+
+#+begin_src emacs-lisp
+(use-package outline
+  :defer t
+  :hook (prog-mode . outline-minor-mode)
+  :bind
+  (:map
+   outline-minor-mode-map
+   ("<s-tab>"  . outline-toggle-children)
+   ("M-p"      . outline-previous-visible-heading)
+   ("M-n"      . outline-next-visible-heading)
+   :prefix-map amin--outline-prefix-map
+   :prefix "s-o"
+   ("TAB" . outline-toggle-children)
+   ("a"   . outline-hide-body)
+   ("H"   . outline-hide-body)
+   ("S"   . outline-show-all)
+   ("h"   . outline-hide-subtree)
+   ("s"   . outline-show-subtree)))
+#+end_src
+
 * Borg's =layer/essentials=
 
 TODO: break this giant source block down into individual org sections.
@@ -806,7 +1071,9 @@ TODO: break this giant source block down into individual org sections.
 
 (use-package help
   :defer t
-  :config (temp-buffer-resize-mode))
+  :config
+  (temp-buffer-resize-mode)
+  (setq help-window-select t))
 
 (progn ;    `isearch'
   (setq isearch-allow-scroll t))
@@ -833,8 +1100,10 @@ TODO: break this giant source block down into individual org sections.
   (add-hook 'prog-mode-hook #'indicate-buffer-boundaries-left))
 
 (use-package recentf
-  :demand t
-  :config (add-to-list 'recentf-exclude "^/\\(?:ssh\\|su\\|sudo\\)?:"))
+  :defer 0.5
+  :config
+  (add-to-list 'recentf-exclude "^/\\(?:ssh\\|su\\|sudo\\)?:")
+  (setq recentf-max-saved-items 40))
 
 (use-package savehist
   :config (savehist-mode))
@@ -847,7 +1116,8 @@ TODO: break this giant source block down into individual org sections.
   :config (column-number-mode))
 
 (progn ;    `text-mode'
-  (add-hook 'text-mode-hook #'indicate-buffer-boundaries-left))
+  (add-hook 'text-mode-hook #'indicate-buffer-boundaries-left)
+  (add-hook 'text-mode-hook #'abbrev-mode))
 
 (use-package tramp
   :defer t
@@ -858,15 +1128,14 @@ TODO: break this giant source block down into individual org sections.
                (list (regexp-quote (system-name)) nil nil)))
 
 (use-package undo-tree
-  :ryo
-  ("?" undo-tree-undo)
-  ("_" undo-tree-redo)
-  :bind (("C-?" . undo-tree-undo)
-         ("M-_" . undo-tree-redo))
   :config
-  (global-undo-tree-mode)
-  (setq undo-tree-mode-lighter ""
-        undo-tree-auto-save-history t))
+  (global-undo-tree-mode -1))
+  ;; :bind (("C-?" . undo-tree-undo)
+  ;;        ("M-_" . undo-tree-redo))
+  ;; :config
+  ;; (global-undo-tree-mode)
+  ;; (setq undo-tree-mode-lighter ""
+  ;;       undo-tree-auto-save-history t))
 #+end_src
 
 * Editing
@@ -875,15 +1144,17 @@ TODO: break this giant source block down into individual org sections.
 
 #+begin_src emacs-lisp
 (use-package company
-  :defer 5
+  :defer 1
   :bind
   (:map company-active-map
-        ([tab] . company-complete-common-or-cycle))
+        ([tab]    . company-complete-common-or-cycle)
+        ([escape] . company-abort))
   :custom
-  (company-idle-delay 0.3)
   (company-minimum-prefix-length 1)
   (company-selection-wrap-around t)
   (company-dabbrev-char-regexp "\\sw\\|\\s_\\|[-_]")
+  (company-dabbrev-downcase nil)
+  (company-dabbrev-ignore-case nil)
   :config
   (global-company-mode t))
 #+end_src
@@ -891,13 +1162,44 @@ TODO: break this giant source block down into individual org sections.
 * Syntax and spell checking
 #+begin_src emacs-lisp
 (use-package flycheck
+  :defer 3
   :hook (prog-mode . flycheck-mode)
+  :bind
+  (:map flycheck-mode-map
+        ("M-P" . flycheck-previous-error)
+        ("M-N" . flycheck-next-error))
   :config
   ;; Use the load-path from running Emacs when checking elisp files
   (setq flycheck-emacs-lisp-load-path 'inherit)
 
   ;; Only flycheck when I actually save the buffer
   (setq flycheck-check-syntax-automatically '(mode-enabled save)))
+
+;; http://endlessparentheses.com/ispell-and-apostrophes.html
+(use-package ispell
+  :defer 3
+  :config
+  ;; ’ can be part of a word
+  (setq ispell-local-dictionary-alist
+        `((nil "[[:alpha:]]" "[^[:alpha:]]"
+               "['\x2019]" nil ("-B") nil utf-8)))
+  ;; don't send ’ to the subprocess
+  (defun endless/replace-apostrophe (args)
+    (cons (replace-regexp-in-string
+           "’" "'" (car args))
+          (cdr args)))
+  (advice-add #'ispell-send-string :filter-args
+              #'endless/replace-apostrophe)
+
+  ;; convert ' back to ’ from the subprocess
+  (defun endless/replace-quote (args)
+    (if (not (derived-mode-p 'org-mode))
+        args
+      (cons (replace-regexp-in-string
+             "'" "’" (car args))
+            (cdr args))))
+  (advice-add #'ispell-parse-output :filter-args
+              #'endless/replace-quote))
 #+end_src
 * Programming modes
 
@@ -905,6 +1207,7 @@ TODO: break this giant source block down into individual org sections.
 
 #+begin_src emacs-lisp
 (use-package alloy-mode
+  :defer t
   :config (setq alloy-basic-offset 2))
 #+end_src
 
@@ -912,16 +1215,27 @@ TODO: break this giant source block down into individual org sections.
 
 #+begin_src emacs-lisp
 (use-package proof-site  ; Proof General
+  :defer t
   :load-path "lib/proof-site/generic/")
 #+end_src
 
 ** [[https://leanprover.github.io][Lean]] (with [[https://github.com/leanprover/lean-mode][lean-mode]])
 
 #+begin_src emacs-lisp
+(eval-when-compile (defvar lean-mode-map))
 (use-package lean-mode
+  :defer 1
   :bind (:map lean-mode-map
-              ("S-SPC" . company-complete)))
-#+end_src
+              ("S-SPC" . company-complete))
+  :config
+  (require 'lean-input)
+  (setq default-input-method "Lean"
+        lean-input-tweak-all '(lean-input-compose
+                               (lean-input-prepend "/")
+                               (lean-input-nonempty))
+        lean-input-user-translations '(("/" "/")))
+  (lean-input-setup))
+  #+end_src
 
 ** Haskell
 
@@ -929,6 +1243,7 @@ TODO: break this giant source block down into individual org sections.
 
 #+begin_src emacs-lisp
 (use-package haskell-mode
+  :defer t
   :config
   (setq haskell-indentation-layout-offset 4
         haskell-indentation-left-offset 4
@@ -952,6 +1267,7 @@ executable from [[https://github.com/mpickering/apply-refact][apply-refact]].
 
 #+begin_src emacs-lisp
 (use-package hlint-refactor
+  :after haskell-mode
   :bind (:map hlint-refactor-mode-map
               ("C-c l b" . hlint-refactor-refactor-buffer)
               ("C-c l r" . hlint-refactor-refactor-at-point))
@@ -961,7 +1277,8 @@ executable from [[https://github.com/mpickering/apply-refact][apply-refact]].
 *** [[https://github.com/flycheck/flycheck-haskell][flycheck-haskell]]
 
 #+begin_src emacs-lisp
-(use-package flycheck-haskell)
+(use-package flycheck-haskell
+  :after haskell-mode)
 #+end_src
 
 *** [[https://github.com/ndmitchell/hlint/blob/20e116a043f2073c57b17b24ae6364b5e433ba7e/data/hs-lint.el][hs-lint.el]]
@@ -1108,6 +1425,142 @@ instead.
   :bind (:map haskell-mode-map
               ("C-c l l" . hs-lint)))
 #+end_src
+
+** Web dev
+
+*** SGML and HTML
+
+#+begin_src emacs-lisp
+(use-package sgml-mode
+  :defer t
+  :config
+  (setq sgml-basic-offset 2))
+#+end_src
+
+*** CSS and SCSS
+
+#+begin_src emacs-lisp
+(use-package css-mode
+  :defer t
+  :config
+  (setq css-indent-offset 2))
+#+end_src
+
+*** Web mode
+
+#+begin_src emacs-lisp
+(use-package web-mode
+  :defer t
+  :mode "\\.html\\'"
+  :config
+  (setq-every! 2
+    web-mode-code-indent-offset
+    web-mode-css-indent-offset
+    web-mode-markup-indent-offset))
+#+end_src
+
+*** Emmet mode
+
+#+begin_src emacs-lisp
+(use-package emmet-mode
+  :after (:any web-mode css-mode sgml-mode)
+  :bind* (("C-)" . emmet-next-edit-point)
+          ("C-(" . emmet-prev-edit-point))
+  :config
+  (unbind-key "C-j" emmet-mode-keymap)
+  (setq emmet-move-cursor-between-quotes t)
+  :hook (web-mode css-mode html-mode sgml-mode))
+#+end_src
+
+** Nix
+
+#+begin_src emacs-lisp
+(use-package nix-mode
+  :defer t
+  :mode "\\.nix\\'")
+#+end_src
+
+** Java
+
+*** meghanada
+
+#+begin_src emacs-lisp :tangle no
+(use-package meghanada
+  :bind
+  (:map meghanada-mode-map
+        (("C-M-o" . meghanada-optimize-import)
+         ("C-M-t" . meghanada-import-all)))
+  :hook (java-mode . meghanada-mode))
+#+end_src
+
+*** lsp-java
+
+#+begin_comment
+dependencies:
+
+ace-window
+avy
+bui
+company-lsp
+dap-mode
+lsp-java
+lsp-mode
+lsp-ui
+pfuture
+tree-mode
+treemacs
+#+end_comment
+
+#+begin_src emacs-lisp :tangle no
+(use-package treemacs
+  :config (setq treemacs-never-persist t))
+
+(use-package yasnippet
+  :config
+  ;; (yas-global-mode)
+  )
+
+(use-package lsp-mode
+  :init (setq lsp-eldoc-render-all nil
+              lsp-highlight-symbol-at-point nil)
+  )
+
+(use-package hydra)
+
+(use-package company-lsp
+  :after  company
+  :config
+  (setq company-lsp-cache-candidates t
+        company-lsp-async t))
+
+(use-package lsp-ui
+  :config
+  (setq lsp-ui-sideline-update-mode 'point))
+
+(use-package lsp-java
+  :config
+  (add-hook 'java-mode-hook
+	    (lambda ()
+	      (setq-local company-backends (list 'company-lsp))))
+
+  (add-hook 'java-mode-hook 'lsp-java-enable)
+  (add-hook 'java-mode-hook 'flycheck-mode)
+  (add-hook 'java-mode-hook 'company-mode)
+  (add-hook 'java-mode-hook 'lsp-ui-mode))
+
+(use-package dap-mode
+  :after lsp-mode
+  :config
+  (dap-mode t)
+  (dap-ui-mode t))
+
+(use-package dap-java
+  :after (lsp-java))
+
+(use-package lsp-java-treemacs
+  :after (treemacs))
+#+end_src
+
 * Emacs Enhancements
 
 ** [[https://github.com/justbur/emacs-which-key][which-key]]
@@ -1122,7 +1575,14 @@ Emacs package that displays available keybindings in popup
   :config (which-key-mode))
 #+end_src
 
-** [[https://github.com/seagle0128/doom-modeline][doom-modeline]]
+** theme
+
+#+begin_src emacs-lisp
+(add-to-list 'custom-theme-load-path "~/.emacs.d/lisp")
+(load-theme 'tangomod t)
+#+end_src
+
+** doom-modeline
 
 #+begin_src emacs-lisp
 (use-package doom-modeline
@@ -1131,35 +1591,47 @@ Emacs package that displays available keybindings in popup
   :hook (after-init . doom-modeline-init))
 #+end_src
 
-** [[https://github.com/11111000000/tao-theme-emacs][tao-theme]]
+** doom-themes
 
-#+begin_src emacs-lisp :tangle no
-(use-package tao-theme
-  :demand t
-  :config (load-theme 'tao-yang t))
+#+begin_src emacs-lisp
+(use-package doom-themes)
 #+end_src
 
-** [[https://github.com/maio/eink-emacs][eink-theme]]
+** theme helper functions
 
 #+begin_src emacs-lisp
-(load-theme 'eink t)
+(defun amin/lights-on ()
+  "Enable my favourite light theme."
+  (interactive)
+  (progn
+    (mapc #'disable-theme custom-enabled-themes)
+    (load-theme 'tangomod t)))
+
+(defun amin/lights-off ()
+  "Go dark."
+  (interactive)
+  (progn
+    (mapc #'disable-theme custom-enabled-themes)
+    (load-theme 'doom-tomorrow-night t)))
+
+(bind-keys
+ ("s-t d" . amin/lights-off)
+ ("s-t l" . amin/lights-on))
 #+end_src
 
 ** [[https://github.com/bbatsov/crux][crux]]
 
 #+begin_src emacs-lisp
 (use-package crux
-  :bind (("C-c d"    . crux-duplicate-current-line-or-region)
-         ("C-c M-d"  . crux-duplicate-and-comment-current-line-or-region))
-  :ryo
-  ("o" crux-smart-open-line :exit t)
-  ("O" crux-smart-open-line-above :exit t)
-  ("SPC b K" crux-kill-other-buffers)
-  ("d d" crux-kill-whole-line)
-  ("c c" crux-kill-whole-line :then '(crux-smart-open-line-above) :exit t)
-  ("SPC f" (("c" crux-copy-file-preserve-attributes)
-            ("D" crux-delete-file-and-buffer)
-            ("R" crux-rename-file-and-buffer))))
+  :defer 1
+  :bind (("C-c b k" . crux-kill-other-buffers)
+         ("C-c d"   . crux-duplicate-current-line-or-region)
+         ("C-c D"   . crux-duplicate-and-comment-current-line-or-region)
+         ("C-c f c" . crux-copy-file-preserve-attributes)
+         ("C-c f d" . crux-delete-file-and-buffer)
+         ("C-c f r" . crux-rename-file-and-buffer)
+         ("C-c j"   . crux-top-join-line)
+         ("C-S-j"   . crux-top-join-line)))
 #+end_src
 
 ** [[https://github.com/alezost/mwim.el][mwim]]
@@ -1169,232 +1641,606 @@ Emacs package that displays available keybindings in popup
   :bind (("C-a"    . mwim-beginning-of-code-or-line)
          ("C-e"    . mwim-end-of-code-or-line)
          ("<home>" . mwim-beginning-of-line-or-code)
-         ("<end>"  . mwim-end-of-line-or-code))
-  :ryo
-  ("a" mwim-beginning-of-code-or-line)
-  ("e" mwim-end-of-code-or-line))
+         ("<end>"  . mwim-end-of-line-or-code)))
 #+end_src
 
-** [[https://www.emacswiki.org/emacs/KeyChord][key-chord]]
+** projectile
 
 #+begin_src emacs-lisp
-(use-package key-chord
-  :demand t
+(use-package projectile
+  :defer t
+  :bind-keymap ("C-c p" . projectile-command-map)
   :config
-  (key-chord-mode 1)
-  (key-chord-define-global "jk" 'ryo-modal-mode)
-  (setq key-chord-one-key-delay 0 ; i don't need one-key chords for now
-        key-chord-two-keys-delay 0.005))
+  (projectile-mode)
+
+  (defun my-projectile-invalidate-cache (&rest _args)
+    ;; ignore the args to `magit-checkout'
+    (projectile-invalidate-cache nil))
+
+  (eval-after-load 'magit-branch
+    '(progn
+       (advice-add 'magit-checkout
+                   :after #'my-projectile-invalidate-cache)
+       (advice-add 'magit-branch-and-checkout
+                   :after #'my-projectile-invalidate-cache))))
 #+end_src
 
-* Email
-** [[https://notmuchmail.org][notmuch]]
+** [[https://github.com/Wilfred/helpful][helpful]]
 
-See [[notmuch:id:87muuqsvci.fsf@fencepost.gnu.org][bug follow-up]].
+#+begin_src emacs-lisp
+(use-package helpful
+  :defer 1
+  :bind
+  (("C-S-h c" . helpful-command)
+   ("C-S-h f" . helpful-callable)        ; helpful-function
+   ("C-S-h v" . helpful-variable)
+   ("C-S-h k" . helpful-key)
+   ("C-S-h p" . helpful-at-point)))
+#+end_src
+
+** [[https://github.com/knu/shell-toggle.el][shell-toggle]]
 
 #+begin_src emacs-lisp
-(defun ab/notmuch ()
-  "Delete other windows, then launch `notmuch'."
-  (interactive)
-  (require 'notmuch)
-  (delete-other-windows)
-  (notmuch))
+(use-package shell-toggle
+  :after eshell
+  :bind ("C-c a s e" . amin/shell-toggle)
+  :config
+  (defun amin/shell-toggle (make-cd)
+    "Toggle between the shell buffer and whatever buffer you are editing.
+With a prefix argument MAKE-CD also insert a \"cd DIR\" command
+into the shell, where DIR is the directory of the current buffer.
+
+When called in the shell buffer returns you to the buffer you were editing
+before calling this the first time.
+
+Options: `shell-toggle-goto-eob'"
+    (interactive "P")
+    ;; Try to decide on one of three possibilities:
+    ;; If not in shell-buffer, switch to it.
+    ;; If in shell-buffer, return to state before going to the shell-buffer
+    (if (eq (current-buffer) shell-toggle-shell-buffer)
+        (shell-toggle-buffer-return-from-shell)
+      (progn
+        (shell-toggle-buffer-goto-shell make-cd)
+        (if shell-toggle-full-screen-window-only (delete-other-windows)))))
+
+  ;; override to split horizontally instead
+  (defun shell-toggle-buffer-switch-to-other-window ()
+    "Switch to other window.
+If the current window is the only window in the current frame,
+create a new window and switch to it.
+
+\(This is less intrusive to the current window configuration than
+`switch-buffer-other-window')"
+    (let ((this-window (selected-window)))
+      (other-window 1)
+      ;; If we did not switch window then we only have one window and need to
+      ;; create a new one.
+      (if (eq this-window (selected-window))
+	      (progn
+	        (split-window-horizontally)
+            (other-window 1)))))
+
+  :custom
+  (shell-toggle-launch-shell 'shell-toggle-eshell))
+#+end_src
+
+** [[https://github.com/EricCrosson/unkillable-scratch][unkillable-scratch]]
+
+Make =*scratch*= and =*Messages*= unkillable.
+
+#+begin_src emacs-lisp
+(use-package unkillable-scratch
+  :defer 3
+  :config
+  (unkillable-scratch 1)
+  :custom
+  (unkillable-scratch-behavior 'do-nothing)
+  (unkillable-buffers '("^\\*scratch\\*$" "^\\*Messages\\*$")))
+#+end_src
+
+** [[https://github.com/davep/boxquote.el][boxquote.el]]
+
+#+begin_example
+,----
+| make pretty boxed quotes like this
+`----
+#+end_example
+
+#+begin_src emacs-lisp
+(use-package boxquote
+  :defer 3
+  :bind
+  (:prefix-map amin--boxquote-prefix-map
+   :prefix "C-c q"
+   ("b"   . boxquote-buffer)
+   ("B"   . boxquote-insert-buffer)
+   ("d"   . boxquote-defun)
+   ("F"   . boxquote-insert-file)
+   ("hf"  . boxquote-describe-function)
+   ("hk"  . boxquote-describe-key)
+   ("hv"  . boxquote-describe-variable)
+   ("hw"  . boxquote-where-is)
+   ("k"   . boxquote-kill)
+   ("p"   . boxquote-paragraph)
+   ("q"   . boxquote-boxquote)
+   ("r"   . boxquote-region)
+   ("s"   . boxquote-shell-command)
+   ("t"   . boxquote-text)
+   ("T"   . boxquote-title)
+   ("u"   . boxquote-unbox)
+   ("U"   . boxquote-unbox-region)
+   ("y"   . boxquote-yank)
+   ("M-q" . boxquote-fill-paragraph)
+   ("M-w" . boxquote-kill-ring-save)))
+#+end_src
+
+Also see [[https://www.emacswiki.org/emacs/rebox2][rebox2]].
+
+** [[https://github.com/DarthFennec/highlight-indent-guides][highlight-indent-guides]]
+
+#+begin_src emacs-lisp
+(use-package highlight-indent-guides
+  :disabled t
+  :defer 3
+  :hook ((prog-mode . highlight-indent-guides-mode)
+         ;; (org-mode  . highlight-indent-guides-mode)
+         )
+  :config
+  (setq highlight-indent-guides-character ?\|)
+  (setq highlight-indent-guides-auto-enabled nil)
+  (setq highlight-indent-guides-method 'character)
+  (setq highlight-indent-guides-responsive 'top)
+  (set-face-foreground 'highlight-indent-guides-character-face "gainsboro")
+  (set-face-foreground 'highlight-indent-guides-top-character-face "grey40")) ; grey13 is nice too
+#+end_src
+
+** pdf-tools
+
+#+begin_src emacs-lisp
+(use-package pdf-tools
+  :defer t
+  :magic ("%PDF" . pdf-view-mode)
+  :config
+  (setq pdf-view-resize-factor 1.05)
+  (pdf-tools-install)
+  :bind
+  (:map pdf-view-mode-map
+        ("C-s" . isearch-forward)
+        ("C-r" . isearch-backward)
+        ("j"   . pdf-view-next-line-or-next-page)
+        ("k"   . pdf-view-previous-line-or-previous-page)
+        ("h"   . image-backward-hscroll)
+        ("l"   . image-forward-hscroll)))
+#+end_src
+
+** anzu
+
+#+begin_src emacs-lisp
+(use-package anzu)
+#+end_src
+
+** typo.el
+
+#+begin_src emacs-lisp
+(use-package typo
+  :defer 2
+  :config
+  (typo-global-mode 1)
+  :hook (text-mode . typo-mode))
+#+end_src
+
+** hl-todo
 
-;; (map!
-;;  :leader
-;;  :desc "notmuch" :n "m" #'ab/notmuch
-;;  (:desc "search" :prefix "/"
-;;    :desc "notmuch" :n "m" #'counsel-notmuch))
+#+begin_src emacs-lisp
+(use-package hl-todo
+  :defer 4
+  :config
+  (global-hl-todo-mode))
 #+end_src
 
+** shrink-path
+
 #+begin_src emacs-lisp
-(defvar ab-maildir "~/mail")
+(use-package shrink-path
+  :after eshell
+  :config
+  (setq eshell-prompt-regexp "\\(.*\n\\)*λ "
+        eshell-prompt-function #'+eshell/prompt)
+
+  (defun +eshell/prompt ()
+    (let ((base/dir (shrink-path-prompt default-directory)))
+      (concat (propertize (car base/dir)
+                          'face 'font-lock-comment-face)
+              (propertize (cdr base/dir)
+                          'face 'font-lock-constant-face)
+              (propertize (+eshell--current-git-branch)
+                          'face 'font-lock-function-name-face)
+              "\n"
+              (propertize "λ" 'face 'eshell-prompt-face)
+              ;; needed for the input text to not have prompt face
+              (propertize " " 'face 'default))))
+
+  (defun +eshell--current-git-branch ()
+    (let ((branch (car (loop for match in (split-string (shell-command-to-string "git branch") "\n")
+                             when (string-match "^\*" match)
+                             collect match))))
+      (if (not (eq branch nil))
+          (concat " " (substring branch 2))
+        ""))))
+#+end_src
+
+** slack
+
+Hopefully temporary.
+
+#+begin_src emacs-lisp
+(use-package slack
+  :disabled t
+  :commands (slack-start)
+  :init
+  (eval-when-compile                    ; silence the byte-compiler
+    (defvar url-http-data nil)
+    (defvar url-http-extra-headers nil)
+    (defvar url-http-method nil)
+    (defvar url-callback-function nil)
+    (defvar url-callback-arguments nil)
+    (defvar oauth--token-data nil))
+  (setq slack-buffer-emojify t
+        slack-prefer-current-team t)
+  :config
+  (slack-register-team
+   :name "uw-apv"
+   :default t
+   :client-id uw-apv-client-id
+   :client-secret uw-apv-client-secret
+   :token uw-apv-token
+   :subscribed-channels '(general)
+   :full-and-display-names t)
+  (slack-register-team
+   :name "watform"
+   :default nil
+   :client-id watform-client-id
+   :client-secret watform-client-secret
+   :token watform-token
+   :subscribed-channels '(general)
+   :full-and-display-names t)
+  (add-to-list 'swiper-font-lock-exclude 'slack-message-buffer-mode t)
+  (setq lui-time-stamp-format "[%Y-%m-%d %H:%M:%S]"
+        lui-time-stamp-only-when-changed-p t
+        lui-time-stamp-position 'right)
+  :bind
+  (("C-c s s" . slack-start)
+   ("C-c s u" . slack-select-unread-rooms)
+   ("C-c s b" . slack-select-rooms)
+   ("C-c s t" . slack-change-current-team)
+   ("C-c s c" . slack-ws-close)
+   :map slack-mode-map
+   ("M-p"     . slack-buffer-goto-prev-message)
+   ("M-n"     . slack-buffer-goto-next-message)
+   ("C-c e"   . slack-message-edit)
+   ("C-c k"   . slack-message-delete)
+   ("C-c C-k" . slack-channel-leave)
+   ("C-c r a" . slack-message-add-reaction)
+   ("C-c r r" . slack-message-remove-reaction)
+   ("C-c r s" . slack-message-show-reaction-users)
+   ("C-c p l" . slack-room-pins-list)
+   ("C-c p a" . slack-message-pins-add)
+   ("C-c p r" . slack-message-pins-remove)
+   ("@"       . slack-message-embed-mention)
+   ("#"       . slack-message-embed-channel)))
+
+(use-package alert
+  :commands (alert)
+  :init
+  (setq alert-default-style 'notifier))
+#+end_src
+
+** [[https://github.com/peterwvj/eshell-up][eshell-up]]
 
+#+begin_src emacs-lisp
+(use-package eshell-up
+  :after eshell)
+#+end_src
+
+** multi-term
+
+#+begin_src emacs-lisp
+(use-package multi-term
+  :defer 1
+  :bind (("C-c C-j" . term-line-mode)
+         ("C-c m m" . multi-term)
+         ("C-c m p" . multi-term-dedicated-toggle))
+  :config
+  (setq multi-term-program "/bin/screen"
+        ;; TODO: add separate bindings for connecting to existing
+        ;; session vs. always creating a new one
+        multi-term-dedicated-select-after-open-p t
+        multi-term-dedicated-window-height 20
+        multi-term-dedicated-max-window-height 30
+        term-bind-key-alist
+        '(("C-c C-c" . term-interrupt-subjob)
+          ("C-c C-e" . term-send-esc)
+          ("C-k" . kill-line)
+          ("C-y" . term-paste)
+          ("M-f" . term-send-forward-word)
+          ("M-b" . term-send-backward-word)
+          ("M-p" . term-send-up)
+          ("M-n" . term-send-down)
+          ("<C-backspace>" . term-send-backward-kill-word)
+          ("<M-DEL>" . term-send-backward-kill-word)
+          ("M-d" . term-send-delete-word)
+          ("M-," . term-send-raw)
+          ("M-." . comint-dynamic-complete))
+        term-unbind-key-alist
+        '("C-z" "C-x" "C-c" "C-h" "C-y" "<ESC>")))
+#+end_src
+
+* Email
+
+#+begin_src emacs-lisp
+(defvar amin-maildir (expand-file-name "~/mail/"))
+(after! recentf
+  (add-to-list 'recentf-exclude amin-maildir))
+#+end_src
+
+** Gnus
+
+#+begin_src emacs-lisp
+(setq
+ amin-gnus-init-file (no-littering-expand-etc-file-name "gnus")
+ mail-user-agent     'gnus-user-agent
+ read-mail-command   'gnus)
+
+(use-package gnus
+  :bind (("s-m" . gnus)
+         ("s-M" . gnus-unplugged))
+  :init
+  (setq
+   gnus-select-method '(nnnil "")
+   gnus-secondary-select-methods
+   '((nnimap "amin"
+            (nnimap-stream plain)
+            (nnimap-address "127.0.0.1")
+            (nnimap-server-port 143)
+            (nnimap-authenticator plain)
+            (nnimap-user "amin@aminb.org"))
+     (nnimap "uwaterloo"
+             (nnimap-stream plain)
+             (nnimap-address "127.0.0.1")
+             (nnimap-server-port 143)
+             (nnimap-authenticator plain)
+             (nnimap-user "abandali@uwaterloo.ca")))
+   gnus-message-archive-group "nnimap+amin:Sent"
+   gnus-parameters
+   '(("gnu.*"
+      (gcc-self . t)))
+   gnus-large-newsgroup  50
+   gnus-home-directory   (no-littering-expand-var-file-name "gnus/")
+   gnus-directory        (concat gnus-home-directory "news/")
+   message-directory     (concat gnus-home-directory "mail/")
+   nndraft-directory     (concat gnus-home-directory "drafts/")
+   gnus-save-newsrc-file nil
+   gnus-read-newsrc-file nil
+   gnus-interactive-exit nil
+   gnus-gcc-mark-as-read t))
+
+(use-package gnus-art
+  :config
+  (setq
+   gnus-visible-headers
+   (concat gnus-visible-headers "\\|^List-Id:\\|^X-RT-Originator:\\|^User-Agent:")
+   gnus-sorted-header-list
+   '("^From:" "^Subject:" "^Summary:" "^Keywords:"
+     "^Followup-To:" "^To:" "^Cc:" "X-RT-Originator"
+     "^Newsgroups:" "List-Id:" "^Organization:"
+     "^User-Agent:" "^Date:")
+  ;; local-lapsed article dates
+  ;; from https://www.emacswiki.org/emacs/GnusFormatting#toc11
+  gnus-article-date-headers '(user-defined)
+  gnus-article-time-format
+  (lambda (time)
+    (let* ((date (format-time-string "%a, %d %b %Y %T %z" time))
+           (local (article-make-date-line date 'local))
+           (combined-lapsed (article-make-date-line date
+                                                    'combined-lapsed))
+           (lapsed (progn
+                     (string-match " (.+" combined-lapsed)
+                     (match-string 0 combined-lapsed))))
+      (concat local lapsed))))
+  (bind-keys
+   :map gnus-article-mode-map
+   ("r"   . gnus-article-reply-with-original)
+   ("R"   . gnus-article-wide-reply-with-original)
+   ("M-L" . org-store-link)))
+
+(use-package gnus-sum
+  :bind (:map gnus-summary-mode-map
+              :prefix-map amin--gnus-summary-prefix-map
+              :prefix "v"
+              ("r" . gnus-summary-reply)
+              ("w" . gnus-summary-wide-reply)
+              ("v" . gnus-summary-show-raw-article))
+  :config
+  (bind-keys
+   :map gnus-summary-mode-map
+   ("r"   . gnus-summary-reply-with-original)
+   ("R"   . gnus-summary-wide-reply-with-original)
+   ("M-L" . org-store-link))
+  :hook (gnus-summary-mode . amin--no-mouse-autoselect-window))
+
+(use-package gnus-msg
+  :config
+  (setq gnus-posting-styles
+        '((".*"
+           (address "amin@aminb.org")
+           (body "\nBest,\namin\n")
+           (eval (setq amin--message-cite-say-hi t)))
+          ("gnu.*"
+           (address "bandali@gnu.org"))
+          ((header "subject" "ThankCRM")
+           (to "webmasters-comment@gnu.org")
+           (body "\nAdded  to 2018supporters.html.\n\nMoving to campaigns.\n\n-amin\n")
+           (eval (setq amin--message-cite-say-hi nil)))
+          ("nnimap\\+uwaterloo:.*"
+           (address "abandali@uwaterloo.ca")
+           (gcc "\"nnimap+uwaterloo:Sent Items\"")))))
+
+(use-package gnus-topic
+  :hook (gnus-group-mode . gnus-topic-mode))
+
+(use-package gnus-agent
+  :config
+  (setq gnus-agent-synchronize-flags 'ask)
+  :hook (gnus-group-mode . gnus-agent-mode))
+
+(use-package gnus-group
+  :config
+  (setq gnus-permanently-visible-groups "\\((INBOX\\|gnu$\\)"))
+
+(use-package mm-decode
+  :config
+  (setq mm-discouraged-alternatives '("text/html" "text/richtext")))
+#+end_src
+
+** sendmail
+
+#+begin_src emacs-lisp
 (use-package sendmail
-  ;; :ensure nil
   :config
   (setq sendmail-program "/usr/bin/msmtp"
-        ; message-sendmail-extra-arguments '("-v" "-d")
+        ;; message-sendmail-extra-arguments '("-v" "-d")
         mail-specify-envelope-from t
         mail-envelope-from 'header))
+#+end_src
+
+** message
 
+#+begin_src emacs-lisp
 (use-package message
-  ;; :ensure nil
   :config
-  (setq message-kill-buffer-on-exit t
+  (defconst amin--message-cite-style-format "On %Y-%m-%d %l:%M %p, %N wrote:")
+  (defconst message-cite-style-bandali
+    '((message-cite-function  'message-cite-original)
+      (message-citation-line-function  'message-insert-formatted-citation-line)
+      (message-cite-reply-position 'traditional)
+      (message-yank-prefix  "> ")
+      (message-yank-cited-prefix  ">")
+      (message-yank-empty-prefix  ">")
+      (message-citation-line-format
+       (if amin--message-cite-say-hi
+           (concat "Hi %F,\n\n" amin--message-cite-style-format)
+         amin--message-cite-style-format)))
+    "Citation style based on Mozilla Thunderbird's. Use with message-cite-style.")
+  (setq message-cite-style 'message-cite-style-bandali
+        message-kill-buffer-on-exit t
         message-send-mail-function 'message-send-mail-with-sendmail
         message-sendmail-envelope-from 'header
-        message-directory "drafts"
+        message-dont-reply-to-names
+        "\\(\\(.*@aminb\\.org\\)\\|\\(amin@bandali\\.me\\)\\|\\(\\(aminb?\\|mab\\|bandali\\)@gnu\\.org\\)\\|\\(\\(m\\|a\\(min\\.\\)?\\)bandali@uwaterloo\\.ca\\)\\)"
         message-user-fqdn "aminb.org")
-  (add-hook 'message-mode-hook
-            (lambda () (setq fill-column 65
-                        message-fill-column 65)))
-  (add-hook 'message-mode-hook
-            #'flyspell-mode)
-  ;; (add-hook 'notmuch-message-mode-hook #'+doom-modeline|set-special-modeline)
-  ;; TODO: is there a way to only run this when replying and not composing?
-  ;; (add-hook 'notmuch-message-mode-hook
-  ;;           (lambda () (progn
-  ;;                   (newline)
-  ;;                   (newline)
-  ;;                   (forward-line -1)
-  ;;                   (forward-line -1))))
-  ;; (add-hook 'message-setup-hook
-  ;;           #'mml-secure-message-sign-pgpmime)
+  :hook (;; (message-setup . mml-secure-message-sign-pgpmime)
+         (message-mode . flyspell-mode)
+         (message-mode . (lambda ()
+                           ;; (setq fill-column 65
+                           ;;       message-fill-column 65)
+                           (make-local-variable 'company-idle-delay)
+                           (setq company-idle-delay 0.2))))
+  ;; :custom-face
+  ;; (message-header-subject ((t (:foreground "#111" :weight semi-bold))))
+  ;; (message-header-to      ((t (:foreground "#111" :weight normal))))
+  ;; (message-header-cc      ((t (:foreground "#333" :weight normal))))
   )
 
 (after! mml-sec
   (setq mml-secure-openpgp-encrypt-to-self t
         mml-secure-openpgp-sign-with-sender t))
+#+end_src
 
-(use-package notmuch
-  :ryo ("SPC m" ab/notmuch)
-  :config
-  (setq notmuch-hello-sections
-        '(notmuch-hello-insert-header
-          notmuch-hello-insert-saved-searches
-          ;; notmuch-hello-insert-search
-          notmuch-hello-insert-alltags)
-        notmuch-search-oldest-first nil
-        notmuch-show-all-tags-list t
-        notmuch-message-headers  ; see bug follow-up above
-        '("Subject" "To" "Cc" "Date" "List-Id" "X-RT-Originator")
-        notmuch-hello-thousands-separator ","
-        notmuch-fcc-dirs
-        '(("amin@aminb.org"            . "amin/Sent")
-          ("abandali@uwaterloo.ca"     . "\"uwaterloo/Sent Items\"")
-          ("mab@gnu.org"               . "gnu/Sent")
-          ("aminb@gnu.org"             . "gnu/Sent")
-          (".*"                        . "sent"))
-        notmuch-search-result-format
-        '(("date" . "%12s ")
-          ("count" . "%-7s ")
-          ("authors" . "%-40s ")
-          ("subject" . "%s ")
-          ("tags" . "(%s)")))
-  ;; (add-hook 'visual-fill-column-mode-hook
-  ;;           (lambda ()
-  ;;             (when (string= major-mode 'notmuch-message-mode)
-  ;;               (setq visual-fill-column-width 70))))
-  ;; (set! :evil-state 'notmuch-message-mode 'insert)
-  ;; (advice-add #'notmuch-bury-or-kill-this-buffer
-  ;;             :override #'kill-this-buffer)
-  :bind
-  (:map notmuch-hello-mode-map
-        ("g" . notmuch-poll-and-refresh-this-buffer)
-        ("i" . (lambda ()
-                 "Search for `inbox' tagged messages"
-                 (interactive)
-                 (notmuch-hello-search "tag:inbox")))
-        ("u" . (lambda ()
-                 "Search for `unread' tagged messages"
-                 (interactive)
-                 (notmuch-hello-search "tag:unread")))
-        ("l" . (lambda ()
-                 "Search for `latest tagged messages"
-                 (interactive)
-                 (notmuch-hello-search "tag:latest")))
-        ("M" . (lambda ()
-                 "Compose new mail and prompt for sender"
-                 (interactive)
-                 (let ((current-prefix-arg t))
-                   (call-interactively #'notmuch-mua-new-mail)))))
-  (:map notmuch-search-mode-map
-        ("g" . notmuch-poll-and-refresh-this-buffer)
-        ("k" . (lambda ()
-                 "Mark message read"
-                 (interactive)
-                 (notmuch-search-tag '("-unread"))
-                 ;; (notmuch-search-archive-thread)
-                 (notmuch-search-next-thread)))
-        ("u" . (lambda ()
-                 "Mark message unread"
-                 (interactive)
-                 (notmuch-search-tag '("+unread"))
-                 (notmuch-search-next-thread)))
-        ("K" . (lambda ()
-                 "Mark message deleted"
-                 (interactive)
-                 (notmuch-search-tag '("-unread" "-inbox" "+deleted"))
-                 (notmuch-search-archive-thread)))
-        ("S" . (lambda ()
-                 "Mark message as spam"
-                 (interactive)
-                 (notmuch-search-tag '("-unread" "-inbox" "-webmasters" "+spam"))
-                 (notmuch-search-archive-thread))))
-  (:map notmuch-tree-mode-map  ; TODO: additional bindings
-        ("S" . (lambda ()
-                 "Mark message as spam"
-                 (interactive)
-                 (notmuch-tree-tag '("-unread" "-inbox" "-webmasters" "+spam"))
-                 (notmuch-tree-archive-thread))))
-)
+** footnote
 
-;; (use-package counsel-notmuch
-;;   :commands counsel-notmuch)
+Convenient footnotes in =message-mode=.
 
-(after! notmuch-crypto
-  (setq notmuch-crypto-process-mime t))
+#+begin_src emacs-lisp
+(use-package footnote
+  :after message
+  :bind
+  (:map message-mode-map
+        :prefix-map amin--footnote-prefix-map
+        :prefix "C-c f"
+        ("a" . footnote-add-footnote)
+        ("b" . footnote-back-to-message)
+        ("c" . footnote-cycle-style)
+        ("d" . footnote-delete-footnote)
+        ("g" . footnote-goto-footnote)
+        ("r" . footnote-renumber-footnotes)
+        ("s" . footnote-set-style))
+  :config
+  (setq footnote-start-tag ""
+        footnote-end-tag   ""
+        footnote-style     'unicode))
+#+end_src
 
-;; (after! evil
-;;   (mapc (lambda (str) (evil-set-initial-state (car str) (cdr str)))
-;;         '((notmuch-hello-mode . emacs)
-;;           (notmuch-search-mode . emacs)
-;;           (notmuch-tree-mode . emacs))))
+** bbdb
 
-(after! recentf
-  (add-to-list 'recentf-exclude (expand-file-name ab-maildir)))
+Manually install bbdb (=lisp/bbdb= copied from an ELPA-based setup),
+because installing it from source on Emacs 27 using the following
+submodule configuration for some reason doesn’t work and results in
+very strange errors when using any of the functions.
+
+#+begin_src conf :tangle no
+[submodule "bbdb"]
+	path = lib/bbdb
+	url = https://git.savannah.nongnu.org/git/bbdb.git
+	load-path = lisp
+	info-path = doc
+	build-step = ./autogen.sh
+	build-step = ./configure
+	build-step = make
+	build-step = make install
 #+end_src
 
-** supercite
+I tried using =borg-elpa= instead of doing it like this, but it added
+2 seconds to my startup time, which is unacceptable to me.
 
-#+begin_src emacs-lisp :tangle no
-(use-package supercite
-  :commands sc-cite-original
+#+begin_src emacs-lisp
+(use-package bbdb
+  :load-path "lisp/bbdb"
   :init
-  (add-hook 'mail-citation-hook 'sc-cite-original)
-
-  (defun sc-remove-existing-signature ()
-    (save-excursion
-      (goto-char (region-beginning))
-      (when (re-search-forward message-signature-separator (region-end) t)
-        (delete-region (match-beginning 0) (region-end)))))
+  (load (expand-file-name "lisp/bbdb/bbdb-autoloads.el" user-emacs-directory))
+  ;; (bbdb-mua-auto-update-init 'message)
+  (setq bbdb-mua-auto-update-p 'query
+        bbdb-complete-mail nil)
+  (bbdb-initialize 'gnus 'message))
+#+end_src
 
-  (add-hook 'mail-citation-hook 'sc-remove-existing-signature)
+** message-x
 
-  (defun sc-remove-if-not-mailing-list ()
-    (unless (assoc "list-id" sc-mail-info)
-      (setq attribution sc-default-attribution
-            citation (concat sc-citation-delimiter
-                             sc-citation-separator))))
+#+begin_src emacs-lisp
+(use-package message-x
+  :disabled t
+  :custom
+  (message-x-completion-alist
+   (quote
+    (("\\([rR]esent-\\|[rR]eply-\\)?[tT]o:\\|[bB]?[cC][cC]:" . gnus-harvest-find-address)
+     ((if
+          (boundp
+           (quote message-newgroups-header-regexp))
+          message-newgroups-header-regexp message-newsgroups-header-regexp)
+      . message-expand-group)))))
+#+end_src
 
-  (add-hook 'sc-attribs-postselect-hook 'sc-remove-if-not-mailing-list)
+** gnus-harvest
 
+#+begin_src emacs-lisp
+(use-package gnus-harvest
+  :disabled t
+  :commands gnus-harvest-install
+  :demand t
   :config
-  (defun sc-fill-if-different (&optional prefix)
-    "Fill the region bounded by `sc-fill-begin' and point.
-Only fill if optional PREFIX is different than
-`sc-fill-line-prefix'.  If `sc-auto-fill-region-p' is nil, do not
-fill region.  If PREFIX is not supplied, initialize fill
-variables.  This is useful for a regi `begin' frame-entry."
-    (if (not prefix)
-        (setq sc-fill-line-prefix ""
-              sc-fill-begin (line-beginning-position))
-      (if (and sc-auto-fill-region-p
-               (not (string= prefix sc-fill-line-prefix)))
-          (let ((fill-prefix sc-fill-line-prefix))
-            (unless (or (string= fill-prefix "")
-                        (save-excursion
-                          (goto-char sc-fill-begin)
-                          (or (looking-at ">+  +")
-                              (< (length
-                                  (buffer-substring (point)
-                                                    (line-end-position)))
-                                 65))))
-              (fill-region sc-fill-begin (line-beginning-position)))
-            (setq sc-fill-line-prefix prefix
-                  sc-fill-begin (line-beginning-position)))))
-nil))
+  (if (featurep 'message-x)
+      (gnus-harvest-install 'message-x)
+    (gnus-harvest-install)))
 #+end_src
 
 * Blogging
@@ -1403,6 +2249,9 @@ nil))
 #+begin_src emacs-lisp
 (use-package ox-hugo
   :after ox)
+
+(use-package ox-hugo-auto-export
+  :load-path "lib/ox-hugo")
 #+end_src
 
 * Post initialization
@@ -1415,7 +2264,7 @@ Display how long it took to load the init file.
 #+begin_src emacs-lisp
 (message "Loading %s...done (%.3fs)" user-init-file
          (float-time (time-subtract (current-time)
-                                    ab--before-user-init-time)))
+                                    amin--before-user-init-time)))
 #+end_src
 
 * Footer
@@ -1426,3 +2275,8 @@ Display how long it took to load the init file.
 #+begin_src emacs-lisp :comments none
 ;;; init.el ends here
 #+end_src
+
+* COMMENT Local Variables                                           :ARCHIVE:
+# Local Variables:
+# eval: (add-hook 'after-save-hook #'amin/async-babel-tangle 'append 'local)
+# End: