#+PROPERTY: header-args:emacs-lisp :tangle "~/.emacs.d/config-ext.el" :comments both

* Augmentations

** vterm
#+begin_src emacs-lisp
  (require 'vterm-aux)
#+end_src

* posting source code
#+begin_src emacs-lisp
  (use-package webpaste)

  (setq webpaste-paste-confirmation t)
  (setq webpaste-provider-priority '("ix.io"))
#+end_src

* Notifications
#+begin_src emacs-lisp
  (use-package ednc
    :config
    ;; (defun stack-notifications (&optional hide)
    ;;   (mapconcat (lambda (notification)
    ;;                (let ((app-name (ednc-notification-app-name notification)))
    ;;                  (unless (member app-name hide)
    ;;                    (push app-name hide)
    ;;                    (ednc-format-notification notification))))
    ;;              (ednc-notifications) ""))
    ;; (nconc global-mode-string '((:eval (list-notifications))))
    ;; (add-hook 'ednc-notification-presentation-functions
    ;;           (lambda (&rest _) (force-mode-line-update t)))

    (defun show-notification-in-buffer (old new)
      (let ((name (format "Notification %d" (ednc-notification-id (or old new)))))
        (with-current-buffer (get-buffer-create name)
          (if (not new)
              (kill-buffer)
            (let ((inhibit-read-only t))
              (if old (erase-buffer) (ednc-view-mode))
              (insert (ednc-format-notification new t))
              (my/display-buffer-in-side-window
               'bottom
               (current-buffer)
               nil
               '(window-height . 6)))))))
    (add-hook 'ednc-notification-presentation-functions
              #'show-notification-in-buffer))
#+end_src
* Mail
#+begin_src emacs-lisp
  (when (and
         (ec/load-or-ask-pred 'my-ec/enable-mail "Enable mail? ")
         my-ec/authinfo-exists)
    (require 'emacs-mail))
#+end_src
* Ace jump
#+BEGIN_SRC emacs-lisp
  (use-package ace-jump-mode
    :bind (("C-c j" . 'ace-jump-line-mode)
           :map *root-map*
           ("SPC" . 'ace-jump-mode)))
#+END_SRC
* Various tools
** ledger
#+begin_src emacs-lisp
  (use-package ledger-mode
    :mode "\\.dat\\'"
    :config
    (setq ledger-narrow-on-reconcile nil)

    (setq ledger-reports
          `(("account" "%(binary) -f %(ledger-file) reg %(account)")
            ("credit card" "%(binary) -f %(ledger-file) reg %(account) --aux-date --sort -d")
            ("bal" "%(binary) -f %(ledger-file) bal")
            ("reg" "%(binary) -f %(ledger-file) reg")
            ("equity" "%(binary) -f %(ledger-file) bal ^Exp ^RE ^Rev")
            ("uncleared" "%(binary) -f %(ledger-file) reg --uncleared --limit=\"payee!='Texas Instruments Income'\"")
            ("last-superfluous" "%(binary) -f %(ledger-file) bal --limit='account =~ /^Exp:(Food|Luxury|NewTech|People)/ && date >= [this month]'")
            ("superfluous" "%(binary) -f %(ledger-file) reg --limit='account =~ /^Exp:(Food|Luxury|NewTech|People)/'")
            ("recurring" "%(binary) -f %(ledger-file) reg --limit='has_tag(\"RECURRING\")' ^Exp")
            ("expmonth" "%(binary) -f %(ledger-file) -M reg Expenses")
            ("owedmom" "%(binary) -f %(ledger-file) reg Liabilities")
            ("progress" "%(binary) -f %(ledger-file) reg Assets Equity Liabilities")
            ("payee" "%(binary) -f %(ledger-file) reg @%(payee)")
            ("lia1" "%(binary) -f %(ledger-file) bal ^Lia --cleared")
            ("lia2" "%(binary) -f %(ledger-file) reg ^Lia --uncleared")
            ("Ast:AR" "%(binary) -f %(ledger-file) bal ^Ast:AR")
            ("earned-money" "%(binary) -f %(ledger-file) bal ^Rev:TI ^Exp:Necessary:Tax ^Exp:Necessary:Insurance ^Exp:Necessary:GroupLife")))

    (setq dynamic-reports
          '(("budgetcal" "%(binary) -f ~/MEGA/org/entries/food.ledger --daily --add-budget reg Expenses")))

    (use-package stripes)

    (add-hook 'ledger-report-after-report-hook
              #'(lambda ()
                  (stripes-mode 2)))

    (require 'parse-time)

    (defun ledger-narrow-to-date-range ()
      (interactive)
      (goto-char (line-beginning-position))
      (when (looking-at
             (rx (and
                  (separated-list " - "
                                  (group (= 2 digit)) "-" (group (= 3 alpha))
                                  "-" (= 2 digit)))))
        (let ((year (match-string 1))
              (month-start (cdr (assoc (downcase (match-string 2)) parse-time-months))))
          (setq ledger-report-cmd
                (--> ledger-report-cmd
                     (string-replace " -M" "" it)
                     (string-replace " -n" "" it)
                     (string-replace " -A" "" it)
                     (concat it
                             " "
                             (format " -b 20%s-%d"
                                     year
                                     month-start)
                             (format " -e 20%s-%d" year (1+ month-start)))))
          (ledger-report-redo))))

    (define-key ledger-report-mode-map (kbd "n")
                #'ledger-narrow-to-date-range)

    (defun ledger-accounts-expand-includes (orig)
      (let (includes)
        (save-excursion
          (goto-char (point-min))
          (while (re-search-forward (rx line-start "include "
                                        (group (+ nonl)))
                                    nil t)
            (push (match-string 1) includes)))
        (append
         (cl-mapcan #'(lambda (file)
                        (with-current-buffer (find-file-noselect
                                              (expand-file-name file))
                          (ledger-accounts-in-buffer)))
                    includes)
         (funcall orig))))

    (advice-add #'ledger-accounts-in-buffer
                :around
                #'ledger-accounts-expand-includes)

    (defun check-account-in-buffer (account)
      (member (list account) (ledger-accounts-in-buffer)))

    (advice-add #'ledger-reconcile-check-valid-account
                :override
                #'check-account-in-buffer)

    ;; TODO there has to be a better way to do this
    (defun save-after-reconcile-toggle (&rest args)
      (save-buffer))

    ;; (advice-add #'ledger-toggle-current
    ;;             :after
    ;;             #'save-after-reconcile-toggle)

    (defun ledger-dynamic-report ()
      (interactive)
      (let* ((ledger-reports dynamic-reports)
             (report-name (ledger-report-read-name)))
        (ledger-report report-name nil)))

    (setq ledger-reconcile-buffer-line-format
          "%(date)s %-4(code)s %-30(payee)s %-30(account)s %15(amount)s\n")

    (defun ledger-account-check-dont-include-regexp (orig account)
      (when (= (aref account 0)
               ?^)
        (setq account
              (substring account 1))))

    (defun ledger-report-show-monthly-average ()
      (interactive)
      (let ((average-string "-A -M -n"))
        (unless (string-match-p average-string ledger-report-cmd)
          (setq ledger-report-cmd
                (--> ledger-report-cmd
                     (replace-regexp-in-string
                      (rx " -b " (+ (not " "))) "" it)
                     (replace-regexp-in-string
                      (rx " -e " (+ (not " "))) "" it)
                     (concat it " " average-string)))
          (ledger-report-redo))))

    (setq ledger-amount-regexp
          (concat
           "\\(  \\|\t\\| \t\\)[ \t]*-?"
           "\\(?:" "?-" ledger-commodity-regexp " *\\)?"
           ;; We either match just a number after the commodity with no
           ;; decimal or thousand separators or a number with thousand
           ;; separators.  If we have a decimal part starting with `,'
           ;; or `.', because the match is non-greedy, it must leave at
           ;; least one of those symbols for the following capture
           ;; group, which then finishes the decimal part.
           "\\(-?\\(?:[0-9]+\\|[0-9,.]+?\\)\\)"
           "\\([,.][0-9)]+\\)?"
           "\\(?: *" ledger-commodity-regexp "\\)?"
           "\\([ \t]*[@={]@?[^\n;]+?\\)?"
           "\\([ \t]+;.+?\\|[ \t]*\\)?$"))

    (define-key ledger-report-mode-map (kbd "M") #'ledger-report-show-monthly-average)

    (defun my/ledger-complete-xact--remove-stars ()
      (interactive)
      (let* ((date-regexp (rx (and line-start (= 4 digit) "/" (= 2 digit) "/" (= 2 digit))))
             (start (save-excursion
                      (re-search-backward date-regexp)
                      (point)))
             (end (save-excursion
                    (or (re-search-forward date-regexp nil t)
                        (end-of-buffer))
                    (beginning-of-line)
                    (point))))
        (save-window-excursion
          (save-restriction
            (narrow-to-region start end)
            (beginning-of-buffer)
            (save-excursion
              (replace-regexp (rx "    "
                                  (or "*" "!")
                                  " "
                                  (group (+ (not (any " " "\n")))))
                              "    \\1  "))
            (save-excursion
              (replace-regexp (rx (and " " (+ " ")
                                       ";; [" (+ (any digit "-" "=" "/")) "]"
                                       line-end))
                              ""))
            (save-excursion
              (replace-regexp (rx line-start (group (+ (any "/" digit)) " ")
                                  " ")
                              "\\1"))))))

    (advice-add #'ledger-fully-complete-xact
                :after
                #'my/ledger-complete-xact--remove-stars)

    (defun my/ledger-clean-commodity ()
      (save-excursion
        (beginning-of-buffer)
        (replace-regexp (rx "  -$") "  $-")))

    (advice-add #'ledger-mode-clean-buffer
                :after
                #'my/ledger-clean-commodity)

    (defun my/ledger-convert-alias (account)
      (save-excursion
        (goto-char (point-min))
        (let ((regexp
               (rx line-start
                   "alias " (literal account) "="
                   (group (+ (or alphanumeric ":" "_")))
                   (* space)
                   line-end)))
          (or (and (re-search-forward regexp nil t)
                   (aprog1 (match-string 1)
                     (set-text-properties 0 (length it) nil it)))
              account))))

    (advice-add #'ledger-read-account-with-prompt
                :filter-return
                #'my/ledger-convert-alias)

    (defun my/ledger-field (orig context field)
      (let ((res (funcall orig context field)))
        (if (or (not (eq field 'account))
                (null res)
                (not (string-match (rx (group (separated-list ":" (separated-list " " (+ alphanumeric)))) "  ") res)) )
            res
          (match-string 1 res))))

    ;; (advice-add #'ledger-context-field-value
    ;;             :around
    ;;             #'my/ledger-field)

    (defun my/ledger-reconcile-switch-to-master (&rest args)
      (interactive)
      (switch-to-buffer (find-file-noselect ledger-master-file)))

    ;; (advice-add #'ledger-reconcile
    ;;             :before
    ;;             #'my/ledger-reconcile-switch-to-master)
    )
#+end_src
** Credit Card Statement Macro
#+begin_src emacs-lisp
  (fset 'credit_card_statement
     [?\M-x ?o ?r ?g ?- ?m ?o ?d ?e return ?\M-x ?q backspace ?r ?e ?p ?l ?a ?c ?e ?- ?r ?e ?g ?e ?x ?p return ?^ ?\C-q tab return ?  ?  ?  ?  return ?\M-< ?\C-  ?\C-f ?\C-f ?\C-f ?\C-f ?\C-c ?m ?a ?\C-w ?- ?  ?\[ ?  ?\] ?  ?\C-e ?\C-k ?\C-c ?m ?  ?\C-q tab ?\C-q tab ?\C-e ?\C-j ?y ?\C-a ?_ ?_ ?_ ?_ backspace backspace backspace backspace ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?= ?\C-p ?\C-p ?\C-k ?\C-c ?m ?  ?\C-q tab ?\C-q tab ?\C-d ?\C-d return ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n ?\C-n])
#+end_src
** debbugs
#+begin_src emacs-lisp
  (use-package debbugs)

  (defun my/debbugs-gnu-select-report ()
    "Select the report on the current line."
    (interactive)
    (when (mouse-event-p last-input-event) (mouse-set-point last-input-event))
    ;; We open the report messages.
    (let* ((status (debbugs-gnu-current-status))
           (id (alist-get 'id status))
           (merged (alist-get 'mergedwith status)))
      (setq merged (if (listp merged) merged (list merged)))
      (cond
       ((not id)
        (message "No bug report on the current line"))
       ((eq debbugs-gnu-mail-backend 'rmail)
        (debbugs-gnu-read-emacs-bug-with-rmail id status merged))
       ((eq debbugs-gnu-mail-backend 'gnus)
        (debbugs-gnu-read-emacs-bug-with-gnus id status merged))
       ((eq debbugs-gnu-mail-backend 'notmuch)
        (notmuch-tree (concat "tag:bug-gnu-emacs " (format "subject:\"bug#%s\"" id))))
       (t (error "No valid mail backend specified")))))

  (setq debbugs-gnu-mail-backend 'notmuch)

  (advice-add #'debbugs-gnu-select-report
              :override
              #'my/debbugs-gnu-select-report)
#+end_src
** erc
#+begin_src emacs-lisp
  (use-package erc)
  (use-package erc-hl-nicks)
  (use-package erc-colorize)
  (require 'netrc)
  (erc-hl-nicks)
  (erc-colorize-mode)
  (setq erc-user-full-name "Benson Chu"
        erc-kill-buffer-on-part t
        erc-track-exclude-types
        '("JOIN" "QUIT" "PART" "NICK" "333" "353"))
  (setq erc-autojoin-channels-alist
        '(("freenode.net" "#emacs" "#org-mode"
           ;; "##linux" "#compilers" "#pltclub"
           ;; "##cs" "##computerscience" "##programming" "#lisp" "##lisp"
           ;; "#sbcl" "#ecl"
           )
          ("libera.chat" "#emacs" "#org-mode" "#archlinux"
           "#commonlisp" "#sbcl" "#compilers" "#nixos"
           ;; "##linux" "#pltclub"
           ;; "##cs" "##computerscience" "##programming" "#lisp" "##lisp"
           ;; "#ecl"
           )))

  (defun get-authinfo (host port &optional user)
    (let* ((hostentry (car (auth-source-search :host host :port port :user user))))
      (when hostentry (funcall (plist-get hostentry :secret)))))

  (defun freenode-connect (nick password)
    (erc :server "irc.freenode.net" :port 6667
         :password password :nick nick))

  (defun libera-connect (nick password)
    (erc-tls :server "irc.libera.chat" :port 6697
             :password password :nick nick))

  (defun irc-connect ()
    (interactive)
    (when (y-or-n-p "Connect to IRC? ")
      (libera-connect "pestctrl" (get-authinfo "irc.libera.chat" "6697" "pestctrl"))))
#+end_src
** font-lock-studio
#+begin_src emacs-lisp
  (use-package font-lock-studio)
  (when (>= emacs-major-version 29)
    (define-obsolete-function-alias 'font-lock-fontify-syntactically-region #'font-lock-default-fontify-syntactically "29.1"))
#+end_src
* pdf-tools use isearch
#+BEGIN_SRC emacs-lisp
  (when (and (not (eq system-type 'windows-nt))
             (not my-ec/at-ti))
    (use-package pdf-tools)
    (pdf-tools-install)
    (define-key pdf-view-mode-map (kbd "C-s") 'isearch-forward)
    (define-key pdf-view-mode-map (kbd "d") (lambda () (interactive) (pdf-view-next-line-or-next-page 8)))
    (define-key pdf-view-mode-map (kbd "u") (lambda () (interactive) (pdf-view-previous-line-or-previous-page 8))))
  #+END_SRC
* transpose-frame
#+begin_src emacs-lisp
  (use-package transpose-frame)
#+end_src
* e2wm
#+begin_src emacs-lisp
  (use-package e2wm
    :bind (("M-+" . e2wm:start-management)))
#+end_src
* Helpful view-mode
#+begin_src emacs-lisp
  (defun helpful--navigate-view-mode (orig button)
    (let ((w (window-parameter (selected-window) 'quit-restore)))
      (funcall orig button)
      (view-mode)
      (setq-local view-exit-action
                  `(lambda (&rest args)
                     (set-window-parameter (selected-window) 'quit-restore ',w)))))

  (advice-add #'helpful--navigate
              :around
              #'helpful--navigate-view-mode)
#+end_src
* pavucontrol switch speakers headphones
#+begin_src emacs-lisp
  (require 'cl)

  (defvar laptop-sink-index 0)
  (defvar hdmi-pcie-interface nil)

  (defun setup-headphone-stuff ()
    (interactive)
    (let* ((result (shell-command-to-string "pactl list short sinks")))
      (when (string-match "\\([0-9]\\).*analog-stereo" result)
        (setq laptop-sink-index
              (string-to-number
               (match-string 1 result))))
      (when (string-match "[0-9].*\\(pci-.*\\)\\.hdmi-stereo" result)
        (setq hdmi-pcie-interface
              (match-string 1 result))))

    (when hdmi-pcie-interface
      (let* ((result (shell-command-to-string "pacmd list-modules"))
             (split (cdr (split-string result "index: "))))
        (cl-loop for mod in split
                 while (not
                        (string-match (format "\\([0-9]+\\)\n.*\n.*name=\"%s\"" hdmi-pcie-interface)
                                      mod))
                 finally
                 do (shell-command
                     (format "pactl unload-module %s"
                             (match-string 1 mod)))))))

  (defun current-speakers ()
    (let ((string (shell-command-to-string "pactl list sinks | grep 'Active Port: '")))
      (if (string-match-p "headphones" string)
          'headphones
        'speakers)))

  (defun toggle-audio-output ()
    (interactive)
    (if (eq (current-speakers)
            'headphones)
        (shell-command (format "pactl set-sink-port %d analog-output-speaker"
                               laptop-sink-index))
      (shell-command (format "pactl set-sink-port %d analog-output-headphones"
                             laptop-sink-index)))
    (message (format "Switched to: %s" (current-speakers))))

  (exwm-global-set-key (kbd "s-s") #'toggle-audio-output)

  ;; (use-exwm
  ;;   :config
  ;;   (add-hook 'exwm-init-hook #'setup-headphone-stuff))
#+end_src
* rmsbolt
#+begin_src emacs-lisp
(use-package rmsbolt)
#+end_src
* ivy-posframe
#+begin_src emacs-lisp
  (require 'cl)

  (unless my-ec/at-ti
    (use-package ivy-posframe
      :config
      (setq ivy-posframe-display-functions-alist
            '((swiper          . ivy-posframe-display-at-frame-center)
              (complete-symbol . ivy-posframe-display-at-point)
              (iwc-switch-to-wc . nil)
              (t               . ivy-posframe-display-at-window-top-center)))

      (defun ivy-posframe-display-at-window-top-center (str)
        (ivy-posframe--display str #'posframe-poshandler-window-top-center))

      (defun posframe-poshandler-window-top-center (info)
        "Posframe's position handler.

    Get a position which let posframe stay onto current window's
    center.  The structure of INFO can be found in docstring
    of `posframe-show'."
        (let* ((frame-width (plist-get info :parent-frame-width))
               (window-left (plist-get info :parent-window-left))
               (window-top (plist-get info :parent-window-top))
               (window-width (plist-get info :parent-window-width))
               (posframe-width (plist-get info :posframe-width)))
          (cons (min (- frame-width posframe-width)
                     (+ window-left (max 0
                                         (/ (- window-width posframe-width) 2))))
                (+ window-top 50))))

      (defun disable-ivy-posframe-on-exwm-windows (orig &rest args)
        (if (not (eq major-mode 'exwm-mode))
            (apply orig args)
          (cl-letf (((symbol-function 'display-graphic-p) (lambda (&optional display) nil)))
            (apply orig args))))

      (advice-add #'ivy-posframe--read
                  :around
                  #'disable-ivy-posframe-on-exwm-windows))


    (unless (eq 'hash-table (type-of face-new-frame-defaults))

      ;; (def-face-copier my/posframe-faces (sym)
      ;;   (let ((name (symbol-name sym)))
      ;;     (string-match-p "^ivy-.*"
      ;;                     name)))

      ;;(setq ivy-posframe-min-height 0)

      ;; (setq ivy-posframe-height 24)

      ;; (setq ivy-height-alist
      ;;       '((t . 24)))
      ;; (setq ivy-posframe-height-alist
      ;;       '((counsel-M-x . 8)
      ;;         (t . 24)))
      ;; '((swiper . 24)))
      ))

#+end_src
* Elfeed
#+begin_src
  (require 'elfeed)
  (setq elfeed-use-curl t)
  (elfeed-set-timeout 36000)
  (setq elfeed-curl-extra-arguments '("--insecure"))

  ;; enable elfeed-protocol
  (elfeed-protocol-enable)
#+end_src
* shell-command+
#+begin_src emacs-lisp
  (use-package shell-command+
    :bind ("M-!" . shell-command+))
#+end_src
* shackle-mode
#+begin_src emacs-lisp
  (use-package shackle)

  (defun shackle--display-buffer-reuse (buffer alist)

    (let ((window (display-buffer-reuse-window buffer
                                               ;; Reuse frames
                                               (cons '(reusable-frames . t) alist))))
      (prog1 window
        (when (and window (window-live-p window)
                   shackle-select-reused-windows)
          (select-window window)))))

  (setq switch-to-buffer-obey-display-actions t
        shackle-select-reused-windows t)
  (setq shackle-rules '(("the_plan" :select t)))

  (shackle-mode 1)

  (defun get-the-plan ()
    (with-current-buffer (find-file-noselect (my/agenda-file "plan.org"))
      (rename-buffer "the_plan")
      (current-buffer)))

  (defun the-plan ()
    (interactive)
    (switch-to-buffer (get-the-plan)))

  (exwm-global-set-key (kbd "s-p") #'the-plan)
#+end_src
* Emojis!
#+begin_src emacs-lisp
  (use-package emojify)
#+end_src
* dired-rsync
#+begin_src emacs-lisp
  (use-package dired-rsync
    :config
    (bind-key "C-c C-r" 'dired-rsync dired-mode-map)
    (add-to-list 'global-mode-string 'dired-rsync-modeline-status t))
#+end_src
* keyfreq
#+begin_src emacs-lisp
  (use-package keyfreq
    :init
    (setq keyfreq-excluded-commands
          '(self-insert-command
            org-self-insert-command
            exwm-input-send-simulation-key
            tab-bar-mouse-1
            abort-recursive-edit
            forward-char
            backward-char
            previous-line
            next-line))
    (keyfreq-mode 1)
    (keyfreq-autosave-mode 1))
#+end_src
* Hammy?
#+begin_src emacs-lisp#
  (use-package hammy
    :quelpa (hammy :fetcher github :repo "alphapapa/hammy.el"))

  (hammy-define "Move"
    :documentation "Don't forget to stretch your legs."
    :intervals
    ;; A list of intervals, each defined with the `interval' function.
    (list (interval
           ;; The name of the interval is a string, used when selecting
           ;; hammys and shown in the mode line.
           :name "💺"
           ;; The duration of the interval: a number of seconds, a string
           ;; passed to `timer-duration', or a function which returns such.
           :duration "10 seconds"
           ;; Optionally, a face in which to show the
           ;; interval's name in the mode line.
           :face 'font-lock-type-face
           ;; A list of actions to take before starting the interval
           ;; (really, one or a list of functions to call with the hammy
           ;; as the argument).  The `do' macro expands to a lambda,
           ;; which the interval's `before' slot is set to.  In its
           ;; body, we call two built-in helper functions.
           :before (do (announce "Whew!")
                       (notify "Whew!"))
           ;; We want this interval to not automatically advance to the
           ;; next one; rather, we want the user to call the
           ;; `hammy-next' command to indicate when the standing-up is
           ;; actually happening.  So we provide a list of actions to
           ;; take when it's time to advance to the next interval.  We
           ;; wrap the list in a call to the built-in `remind' function,
           ;; which causes the actions to be repeated every 10 minutes
           ;; until the user manually advances to the next interval.
           :advance (remind "2 seconds"
                            ;; Every 10 minutes, while the hammy is waiting
                            ;; to be advanced to the next interval, remind
                            ;; the user by doing these things:
                            (do (announce "Time to stretch your legs!")
                                (notify "Time to stretch your legs!")
                                (play-sound-file "~/Misc/Sounds/mooove-it.wav"))))
          (interval :name "🤸"
                    :duration "2 seconds"
                    :face 'font-lock-builtin-face
                    :before (do (announce "Mooove it!")
                                (notify "Mooove it!"))
                    ;; Again, the interval should not advance automatically
                    ;; to the next--the user should indicate when he's
                    ;; actually sat down again.  (If we omitted the
                    ;; `:advance' slot, the interval would automatically
                    ;; advance when it reached its duration.)
                    :advance (do (announce "Time for a sit-down...")
                                 (notify "Time for a sit-down...")
                                 (play-sound-file "~/Misc/Sounds/relax.wav")))))
#+end_src
* Auto dim buffers
#+begin_src emacs-lisp
  (use-package auto-dim-other-buffers)

  (set-face-attribute 'auto-dim-other-buffers-face nil :background "#700CB3")
#+end_src
* Visualization tools
#+begin_src emacs-lisp
  (use-package graphviz-dot-mode)
  ;; TODO: There seems to be an issue with my face setup and svg
  ;; rendering.
  (use-package pair-tree)
#+end_src
* Launch vterm
#+begin_src emacs-lisp
  (require 'vterm)
  (require 'dired)

  (defun vterm--my-new ()
    (save-window-excursion
      (vterm t)))

  (defun dired-open-with-vterm (command &optional arg file-list)
    (interactive
     (let ((files (dired-get-marked-files t current-prefix-arg nil nil t)))
       (list
        ;; Want to give feedback whether this file or marked files are used:
        (dired-read-shell-command "& on %s: " current-prefix-arg files)
        current-prefix-arg
        files)))
    (let ((buffer (vterm--my-new))
          (buffer-name (format "<vterm-%s>"
                               (string-replace " " "-" command)))
          (command (dired-shell-stuff-it command file-list t arg)))
      (when-let ((existing (get-buffer buffer-name)))
        (kill-buffer existing))
      (switch-to-buffer buffer)
      (sit-for 0.1)
      (rename-buffer buffer-name)
      (vterm-insert command)
      (vterm-send-return)))

  (define-key dired-mode-map (kbd "V") #'dired-open-with-vterm)
#+end_src
* direnv
#+begin_src emacs-lisp
  (use-package direnv
   :config
   (direnv-mode))
#+end_src