Scrot doesn't work very well anyways, it keeps producing crazy artifacts. Maim seems more sane. Change-Id: I0823b1755b7810c8b35a9c53f232d2e7f1722943 Reviewed-on: https://cl.tvl.fyi/c/depot/+/8414 Tested-by: BuildkiteCI Autosubmit: tazjin <tazjin@tvl.su> Reviewed-by: tazjin <tazjin@tvl.su>
		
			
				
	
	
		
			369 lines
		
	
	
	
		
			14 KiB
		
	
	
	
		
			EmacsLisp
		
	
	
	
	
	
			
		
		
	
	
			369 lines
		
	
	
	
		
			14 KiB
		
	
	
	
		
			EmacsLisp
		
	
	
	
	
	
| (require 'chart)
 | |
| (require 'dash)
 | |
| (require 'map)
 | |
| 
 | |
| (defun load-file-if-exists (filename)
 | |
|   (if (file-exists-p filename)
 | |
|       (load filename)))
 | |
| 
 | |
| (defun goto-line-with-feedback ()
 | |
|   "Show line numbers temporarily, while prompting for the line number input"
 | |
|   (interactive)
 | |
|   (unwind-protect
 | |
|       (progn
 | |
|         (setq-local display-line-numbers t)
 | |
|         (let ((target (read-number "Goto line: ")))
 | |
|           (avy-push-mark)
 | |
|           (goto-line target)))
 | |
|     (setq-local display-line-numbers nil)))
 | |
| 
 | |
| ;; These come from the emacs starter kit
 | |
| 
 | |
| (defun esk-add-watchwords ()
 | |
|   (font-lock-add-keywords
 | |
|    nil '(("\\<\\(FIX\\(ME\\)?\\|TODO\\|DEBUG\\|HACK\\|REFACTOR\\|NOCOMMIT\\)"
 | |
|           1 font-lock-warning-face t))))
 | |
| 
 | |
| (defun esk-sudo-edit (&optional arg)
 | |
|   (interactive "p")
 | |
|   (if (or arg (not buffer-file-name))
 | |
|       (find-file (concat "/sudo:root@localhost:" (read-file-name "File: ")))
 | |
|     (find-alternate-file (concat "/sudo:root@localhost:" buffer-file-name))))
 | |
| 
 | |
| ;; Open the NixOS man page
 | |
| (defun nixos-man ()
 | |
|   (interactive)
 | |
|   (man "configuration.nix"))
 | |
| 
 | |
| ;; Get the nix store path for a given derivation.
 | |
| ;; If the derivation has not been built before, this will trigger a build.
 | |
| (defun nix-store-path (derivation)
 | |
|   (let ((expr (concat "with import <nixos> {}; " derivation)))
 | |
|     (s-chomp (shell-command-to-string (concat "nix-build -E '" expr "'")))))
 | |
| 
 | |
| (defun insert-nix-store-path ()
 | |
|   (interactive)
 | |
|   (let ((derivation (read-string "Derivation name (in <nixos>): ")))
 | |
|     (insert (nix-store-path derivation))))
 | |
| 
 | |
| (defun toggle-force-newline ()
 | |
|   "Buffer-local toggle for enforcing final newline on save."
 | |
|   (interactive)
 | |
|   (setq-local require-final-newline (not require-final-newline))
 | |
|   (message "require-final-newline in buffer %s is now %s"
 | |
|            (buffer-name)
 | |
|            require-final-newline))
 | |
| 
 | |
| (defun list-external-commands ()
 | |
|   "Creates a list of all external commands available on $PATH
 | |
|   while filtering NixOS wrappers."
 | |
|   (cl-loop
 | |
|    for dir in (split-string (getenv "PATH") path-separator)
 | |
|    when (and (file-exists-p dir) (file-accessible-directory-p dir))
 | |
|    for lsdir = (cl-loop for i in (directory-files dir t)
 | |
|                         for bn = (file-name-nondirectory i)
 | |
|                         when (and (not (s-contains? "-wrapped" i))
 | |
|                                   (not (member bn completions))
 | |
|                                   (not (file-directory-p i))
 | |
|                                   (file-executable-p i))
 | |
|                         collect bn)
 | |
|    append lsdir into completions
 | |
|    finally return (sort completions 'string-lessp)))
 | |
| 
 | |
| (defvar external-command-flag-overrides
 | |
|   '(("google-chrome" . "--force-device-scale-factor=1.4"))
 | |
| 
 | |
|   "This setting lets me add additional flags to specific commands
 | |
|   that are run interactively via `run-external-command'.")
 | |
| 
 | |
| (defun run-external-command--handler (cmd)
 | |
|   "Execute the specified command and notify the user when it
 | |
|   finishes."
 | |
|     (let* ((extra-flags (cdr (assoc cmd external-command-flag-overrides)))
 | |
|            (cmd (if extra-flags (s-join " " (list cmd extra-flags)) cmd)))
 | |
|       (message "Starting %s..." cmd)
 | |
|       (set-process-sentinel
 | |
|        (start-process-shell-command cmd nil cmd)
 | |
|        (lambda (process event)
 | |
|          (when (string= event "finished\n")
 | |
|            (message "%s process finished." process))))))
 | |
| 
 | |
| (defun run-external-command ()
 | |
|   "Prompts the user with a list of all installed applications and
 | |
|   lets them select one to launch."
 | |
| 
 | |
|   (interactive)
 | |
|   (let ((external-commands-list (list-external-commands)))
 | |
|     (run-external-command--handler
 | |
|      (completing-read "Command: " external-commands-list
 | |
|                       nil                             ;; predicate
 | |
|                       t                               ;; require-match
 | |
|                       nil                             ;; initial-input
 | |
|                       ;; hist
 | |
|                       'external-commands-history))))
 | |
| 
 | |
| (defun password-store-lookup (&optional password-store-dir)
 | |
|   "Interactive password-store lookup function that actually uses
 | |
| the GPG agent correctly."
 | |
| 
 | |
|   (interactive)
 | |
| 
 | |
|   (let* ((entry (completing-read "Copy password of entry: "
 | |
|                    (password-store-list (or password-store-dir
 | |
|                                             (password-store-dir)))
 | |
|                    nil ;; predicate
 | |
|                    t   ;; require-match
 | |
|                    ))
 | |
|          (password (auth-source-pass-get 'secret entry)))
 | |
|     (password-store-clear)
 | |
|     (kill-new password)
 | |
|     (setq password-store-kill-ring-pointer kill-ring-yank-pointer)
 | |
|     (message "Copied %s to the kill ring. Will clear in %s seconds."
 | |
|              entry (password-store-timeout))
 | |
|     (setq password-store-timeout-timer
 | |
|           (run-at-time (password-store-timeout)
 | |
|                        nil 'password-store-clear))))
 | |
| 
 | |
| (defun browse-repositories ()
 | |
|   "Select a git repository and open its associated magit buffer."
 | |
| 
 | |
|   (interactive)
 | |
|   (magit-status
 | |
|    (completing-read "Repository: " (magit-list-repos))))
 | |
| 
 | |
| (defun bottom-right-window-p ()
 | |
|   "Determines whether the last (i.e. bottom-right) window of the
 | |
|   active frame is showing the buffer in which this function is
 | |
|   executed."
 | |
|   (let* ((frame (selected-frame))
 | |
|          (right-windows (window-at-side-list frame 'right))
 | |
|          (bottom-windows (window-at-side-list frame 'bottom))
 | |
|          (last-window (car (seq-intersection right-windows bottom-windows))))
 | |
|     (eq (current-buffer) (window-buffer last-window))))
 | |
| 
 | |
| (defhydra mc/mark-more-hydra (:color pink)
 | |
|   ("<up>" mc/mmlte--up "Mark previous like this")
 | |
|   ("<down>" mc/mmlte--down "Mark next like this")
 | |
|   ("<left>" mc/mmlte--left (if (eq mc/mark-more-like-this-extended-direction 'up)
 | |
|                                "Skip past the cursor furthest up"
 | |
|                              "Remove the cursor furthest down"))
 | |
|   ("<right>" mc/mmlte--right (if (eq mc/mark-more-like-this-extended-direction 'up)
 | |
|                                  "Remove the cursor furthest up"
 | |
|                                "Skip past the cursor furthest down"))
 | |
|   ("f" nil "Finish selecting"))
 | |
| 
 | |
| ;; Mute the message that mc/mmlte wants to print on its own
 | |
| (advice-add 'mc/mmlte--message :around (lambda (&rest args) (ignore)))
 | |
| 
 | |
| (defun mc/mark-dwim (arg)
 | |
|   "Select multiple things, but do what I mean."
 | |
| 
 | |
|   (interactive "p")
 | |
|   (if (not (region-active-p)) (mc/mark-next-lines arg)
 | |
|     (if (< 1 (count-lines (region-beginning)
 | |
|                           (region-end)))
 | |
|         (mc/edit-lines arg)
 | |
|       ;; The following is almost identical to `mc/mark-more-like-this-extended',
 | |
|       ;; but uses a hydra (`mc/mark-more-hydra') instead of a transient key map.
 | |
|       (mc/mmlte--down)
 | |
|       (mc/mark-more-hydra/body))))
 | |
| 
 | |
| (setq mc/cmds-to-run-for-all '(kill-region paredit-newline))
 | |
| 
 | |
| (setq mc/cmds-to-run-once '(mc/mark-dwim
 | |
|                             mc/mark-more-hydra/mc/mmlte--down
 | |
|                             mc/mark-more-hydra/mc/mmlte--left
 | |
|                             mc/mark-more-hydra/mc/mmlte--right
 | |
|                             mc/mark-more-hydra/mc/mmlte--up
 | |
|                             mc/mark-more-hydra/mmlte--up
 | |
|                             mc/mark-more-hydra/nil))
 | |
| 
 | |
| (defun memespace-region ()
 | |
|   "Make a meme out of it."
 | |
| 
 | |
|   (interactive)
 | |
|   (let* ((start (region-beginning))
 | |
|          (end (region-end))
 | |
|          (memed
 | |
|           (message
 | |
|            (s-trim-right
 | |
|             (apply #'string
 | |
|                    (-flatten
 | |
|                     (nreverse
 | |
|                      (-reduce-from (lambda (acc x)
 | |
|                                      (cons (cons x (-repeat (+ 1 (length acc)) 32)) acc))
 | |
|                                    '()
 | |
|                                    (string-to-list (buffer-substring-no-properties start end))))))))))
 | |
| 
 | |
|     (save-excursion (delete-region start end)
 | |
|                     (goto-char start)
 | |
|                     (insert memed))))
 | |
| 
 | |
| (defun insert-todo-comment (prefix todo)
 | |
|   "Insert a comment at point with something for me to do."
 | |
| 
 | |
|   (interactive "P\nsWhat needs doing? ")
 | |
|   (save-excursion
 | |
|     (move-end-of-line nil)
 | |
|     (insert (format " %s TODO(%s): %s"
 | |
|                     (s-trim-right comment-start)
 | |
|                     (if prefix (read-string "Who needs to do this? ")
 | |
|                       (getenv "USER"))
 | |
|                     todo))))
 | |
| 
 | |
| ;; Custom text scale adjustment functions that operate on the entire instance
 | |
| (defun modify-text-scale (factor)
 | |
|   (set-face-attribute 'default nil
 | |
|                       :height (+ (* factor 5) (face-attribute 'default :height))))
 | |
| 
 | |
| (defun increase-default-text-scale (prefix)
 | |
|   "Increase default text scale in all Emacs frames, or just the
 | |
|   current frame if PREFIX is set."
 | |
| 
 | |
|   (interactive "P")
 | |
|   (if prefix (text-scale-increase 1)
 | |
|     (modify-text-scale 1)))
 | |
| 
 | |
| (defun decrease-default-text-scale (prefix)
 | |
|   "Increase default text scale in all Emacs frames, or just the
 | |
|   current frame if PREFIX is set."
 | |
| 
 | |
|   (interactive "P")
 | |
|   (if prefix (text-scale-decrease 1)
 | |
|     (modify-text-scale -1)))
 | |
| 
 | |
| (defun set-default-text-scale (prefix &optional to)
 | |
|   "Set the default text scale to the specified value, or the
 | |
|   default. Restores current frame's text scale only, if PREFIX is
 | |
|   set."
 | |
| 
 | |
|   (interactive "P")
 | |
|   (if prefix (text-scale-adjust 0)
 | |
|     (set-face-attribute 'default nil :height (or to 120))))
 | |
| 
 | |
| (defun screenshot-select (filename)
 | |
|   "Take a screenshot based on a mouse-selection and save it to
 | |
|   ~/screenshots."
 | |
|   (interactive "sScreenshot filename: ")
 | |
|   (let* ((path (f-join "~/screenshots"
 | |
|                        (format "%s-%d.png"
 | |
|                                (if (string-empty-p filename) "shot" filename)
 | |
|                                (time-convert nil 'integer)))))
 | |
|     (shell-command (format "maim --select %s" path))
 | |
|     (message "Wrote screenshot to %s" path)))
 | |
| 
 | |
| (defun graph-unread-mails ()
 | |
|   "Create a bar chart of unread mails based on notmuch tags.
 | |
|   Certain tags are excluded from the overview."
 | |
| 
 | |
|   (interactive)
 | |
|   (let ((tag-counts
 | |
|          (-keep (-lambda ((name . search))
 | |
|                   (let ((count
 | |
|                          (string-to-number
 | |
|                           (s-trim
 | |
|                            (notmuch-command-to-string "count" search "and" "tag:unread")))))
 | |
|                     (when (>= count 1) (cons name count))))
 | |
|                 (notmuch-hello-generate-tag-alist '("unread" "signed" "attachment" "important")))))
 | |
| 
 | |
|     (chart-bar-quickie
 | |
|      (if (< (length tag-counts) 6)
 | |
|          'vertical 'horizontal)
 | |
|      "Unread emails"
 | |
|      (-map #'car tag-counts) "Tag:"
 | |
|      (-map #'cdr tag-counts) "Count:")))
 | |
| 
 | |
| (defun notmuch-show-open-or-close-subthread (&optional prefix)
 | |
|   "Open or close the subthread from (and including) the message at point."
 | |
|   (interactive "P")
 | |
|   (save-excursion
 | |
|     (let ((current-depth (map-elt (notmuch-show-get-message-properties) :depth 0)))
 | |
|       (loop do (notmuch-show-message-visible (notmuch-show-get-message-properties) prefix)
 | |
|             until (or (not (notmuch-show-goto-message-next))
 | |
|                       (= (map-elt (notmuch-show-get-message-properties) :depth) current-depth)))))
 | |
|   (force-window-update))
 | |
| 
 | |
| (defun vterm-send-ctrl-x ()
 | |
|   "Sends `C-x' to the libvterm."
 | |
|   (interactive)
 | |
|   (vterm-send-key "x" nil nil t))
 | |
| 
 | |
| (defun find-depot-project (dir)
 | |
|   "Function used in the `project-find-functions' hook list to
 | |
|   determine the current project root of a depot project."
 | |
|   (when (s-starts-with? "/depot" dir)
 | |
|     (if (f-exists-p (f-join dir "default.nix"))
 | |
|         (cons 'transient dir)
 | |
|       (find-depot-project (f-parent dir)))))
 | |
| 
 | |
| (add-to-list 'project-find-functions #'find-depot-project)
 | |
| 
 | |
| (defun find-cargo-project (dir)
 | |
|   "Attempt to find the current project in `project-find-functions'
 | |
| by looking for a `Cargo.toml' file."
 | |
|   (unless (equal "/" dir)
 | |
|     (if (f-exists-p (f-join dir "Cargo.toml"))
 | |
|         (cons 'transient dir)
 | |
|       (find-cargo-project (f-parent dir)))))
 | |
| 
 | |
| (add-to-list 'project-find-functions #'find-cargo-project)
 | |
| 
 | |
| (defun magit-find-file-worktree ()
 | |
|   (interactive)
 | |
|   "Find a file in the current (ma)git worktree."
 | |
|   (magit-find-file--internal "{worktree}"
 | |
|                              (magit-read-file-from-rev "HEAD" "Find file")
 | |
|                              #'pop-to-buffer-same-window))
 | |
| 
 | |
| (defun songwhip--handle-result (status &optional cbargs)
 | |
|   ;; TODO(tazjin): Inspect status, which looks different in practice
 | |
|   ;; than the manual claims.
 | |
|   (if-let* ((response (json-parse-string
 | |
|                        (buffer-substring url-http-end-of-headers (point-max))))
 | |
|             (sw-path (ht-get* response "data" "path"))
 | |
|             (link (format "https://songwhip.com/%s" sw-path))
 | |
|             (select-enable-clipboard t))
 | |
|       (progn
 | |
|         (kill-new link)
 | |
|         (message "Copied Songwhip link (%s)" link))
 | |
|     (warn "Something went wrong while retrieving Songwhip link!")
 | |
|     ;; For debug purposes, the buffer is persisted in this case.
 | |
|     (setq songwhip--debug-buffer (current-buffer))))
 | |
| 
 | |
| (defun songwhip-lookup-url (url)
 | |
|   "Look up URL on Songwhip and copy the resulting link to the clipboard."
 | |
|   (interactive "sEnter source URL: ")
 | |
|   (let ((songwhip-url "https://songwhip.com/api/")
 | |
|         (url-request-method "POST")
 | |
|         (url-request-extra-headers '(("Content-Type" . "application/json")))
 | |
|         (url-request-data
 | |
|          (json-serialize `((country . "GB")
 | |
|                            (url . ,url)))))
 | |
|     (url-retrieve "https://songwhip.com/api/" #'songwhip--handle-result nil t t)
 | |
|     (message "Requesting Songwhip URL ... please hold the line.")))
 | |
| 
 | |
| (defun rg-in-project (&optional prefix)
 | |
|   "Interactively call ripgrep in the current project, or fall
 | |
|   back to ripgrep default behaviour if prefix is set."
 | |
|   (interactive "P")
 | |
|   (counsel-rg nil (unless prefix
 | |
|                     (if-let ((pr (project-current)))
 | |
|                         (project-root pr)))))
 | |
| 
 | |
| (defun zoxide-open-magit ()
 | |
|   "Query Zoxide for paths and open magit in the result."
 | |
|   (interactive)
 | |
|   (zoxide-open-with nil #'magit-status-setup-buffer))
 | |
| 
 | |
| (defun toggle-nix-test-and-exp ()
 | |
|   "Switch between the .nix and .exp file in a Tvix/Nix test."
 | |
|   (interactive)
 | |
|   (let* ((file (buffer-file-name))
 | |
|          (other (if (s-suffix? ".nix" file)
 | |
|                     (s-replace-regexp ".nix$" ".exp" file)
 | |
|                   (if (s-suffix? ".exp" file)
 | |
|                       (s-replace-regexp ".exp$" ".nix" file)
 | |
|                     (error "Not a .nix/.exp file!")))))
 | |
|     (find-file other)))
 | |
| 
 | |
| (provide 'functions)
 |