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;;; -*- lexical-binding: t; -*-
;;; Commentary:
;;; Code:
(require 'f)
(defvar bd/navigate-recent-display-number 6
"The number of recent buffers that show up in bd/navigate.")
(defvar bd/blacklisted-buffer-regexp-list
'(
"\\*Async Shell Command\\*"
"\\*http"
"\\magit-process"
"\\*Minibuf"
"\\*Echo Area"
"\\*newsticker"
"\\*Org Preview LaTeX Output\\*"
"\\*Shell Command Output\\*"
"\\*tramp"
"\\*eldoc"
"\\*server\\*"
)
"Buffers that should not show up in buffer-related
selection commands.")
(defun bd/buffer-exwm-p (buf)
"Return non-nil if BUF is an `exwm-mode' buffer."
(member
(buffer-local-value 'major-mode (get-buffer buf))
'(exwm-mode)))
(defun bd/buffer-scratch-p (buf)
"Return non-nil if BUF is a scratch buffer."
(buffer-local-value 'scratch-buffer (get-buffer buf)))
(defun bd/buffer-text-p (buf)
"Return non-nil if BUF derives from `text-mode'."
(provided-mode-derived-p (buffer-local-value 'major-mode (get-buffer buf)) 'text-mode))
(defun bd/buffer-prog-p (buf)
"Return non-nil if BUF derives from `prog-mode'."
(provided-mode-derived-p (buffer-local-value 'major-mode (get-buffer buf)) 'prog-mode))
(defun bd/buffer-dired-p (buf)
"Return non-nil if BUF is a `dired-mode' buffer."
(member
(buffer-local-value 'major-mode (get-buffer buf))
'(dired-mode)))
(defun bd/buffer-erc-p (buf)
"Return non-nil if BUF is an `erc-mode' buffer."
(member
(buffer-local-value 'major-mode (get-buffer buf))
'(erc-mode)))
(defun bd/buffer-blacklisted-p (buf)
"Return non-nil if BUF is blacklisted."
(cl-reduce (lambda (x y) (or x y)) (mapcar (lambda (r) (string-match r buf))
bd/blacklisted-buffer-regexp-list)))
(defun bd/buffer-ordinary-p (buf)
"Return non-nil if BUF does not fit into known categories."
(not (or (bd/buffer-exwm-p buf)
(bd/buffer-text-p buf)
(bd/buffer-prog-p buf)
(bd/buffer-scratch-p buf)
(bd/buffer-dired-p buf)
(bd/buffer-erc-p buf))))
(defun bd/buffer-list ()
"Return a list of non-blacklisted buffers."
(cl-remove-if #'bd/buffer-blacklisted-p (mapcar 'buffer-name (buffer-list))))
(defun bd/selector-recent-buffers ()
(selector-source-create
"Recent"
:candidates
(take bd/navigate-recent-display-number
(cl-remove-if (lambda (b)
(get-buffer-window b 'visible))
(bd/buffer-list)))
:actions
selector-buffer-actions))
(defun bd/selector-project-files ()
(selector-source-create
"Project Files"
:candidates
(let ((proj (project-current)))
(when proj
(project-files proj)))
:actions
selector-file-actions))
(defmacro bd/selector-buffer-type (name c)
`(selector-source-create
,name
:candidates
(cl-remove-if-not ,c (bd/buffer-list))
:actions
selector-buffer-actions))
(defun bd/navigate ()
(interactive)
(selector
(list
(bd/selector-recent-buffers)
(bd/selector-buffer-type "EXWM" #'bd/buffer-exwm-p)
(bd/selector-buffer-type "Text" #'bd/buffer-text-p)
(bd/selector-buffer-type "Source" #'bd/buffer-prog-p)
(bd/selector-buffer-type "Scratch" #'bd/buffer-scratch-p)
(bd/selector-buffer-type "Directories" #'bd/buffer-dired-p)
(bd/selector-buffer-type "IRC" #'bd/buffer-erc-p)
(bd/selector-buffer-type "Ordinary" #'bd/buffer-ordinary-p)
(bd/selector-project-files)
(bd/selector-bookmarks)
(selector-recentf-source))))
(keymap-global-set "C-x b" 'bd/navigate)
(defun bd/get-directory-dwim ()
"Returns the directory you always wanted."
(or (when (project-current)
(project-root (project-current))) ;; git
(locate-dominating-file "." "Makefile") ;; make
(locate-dominating-file "." "manifest.scm") ;; guix
default-directory))
(defun bd/selector-rg ()
"Sources for lines found via grep (or a clone)."
(interactive)
(let ((query (read-string "rg: ")))
(defun conv (x)
(cons (car x) (cons (- (string-to-number (cadr x)) 1) (caddr x))))
(defun all-in-file (key list)
(--map (to-candidate (cdr it)) (--filter (s-equals? key (car it)) list)))
(defun to-candidate (x)
(selector-candidate-create (cdr x) :value (car x)))
(let* ((dir (expand-file-name (bd/get-directory-dwim)))
(result (with-temp-buffer
(call-process "rg" nil t nil "-n" "-." query dir)
(buffer-string)))
(lines (--map (conv (s-split-up-to ":" it 2)) (--filter (not (s-blank? it)) (s-split "\n" result))))
(files (-uniq (-map #'car lines)))
(sources (--map (selector-source-create
it
:candidates (all-in-file it lines)
:actions (selector-file-contents-actions it))
files)))
(when (not (null sources))
(selector sources)))))
(keymap-global-set "C-z s" 'bd/selector-rg)
(keymap-global-set "M-x" 'selector-M-x)
(provide 'bd--minibuffer)
;;; bd-minibuffer ends here
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