;; -*- lexical-binding: t; -*-

(progn ; performance stuff:
  ;; delay initial gc until after loading init if possible
  (setq gc-cons-threshold most-positive-fixnum)
  (add-hook 'emacs-startup-hook
            (lambda ()
              (setq gc-cons-threshold (expt 2 23)))))

(require 'package)
(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/"))
(push "~/.emacs.d/site-lisp/" load-path)
(package-initialize)
(require 'use-package-ensure)
(setq use-package-always-ensure t)

(use-package benchmark-init
  :config
  ;; To disable collection of benchmark data after init is done.
  (add-hook 'after-init-hook 'benchmark-init/deactivate))

(defun toggle-frame-transparency ()
  "Toggle transparency."
  (interactive)
  (let ((alpha-transparency 90))
    (if (eq alpha-transparency (frame-parameter nil 'alpha-background))
        (set-frame-parameter nil 'alpha-background 100)
      (set-frame-parameter nil 'alpha-background alpha-transparency))))

(defun wrap-region-paren ()
  "Wraps the region in parens.  Similar to pressing ( with the region active."
  (interactive)
  (let ((beg (region-beginning))
        (end (region-end)))
    (save-excursion
      (goto-char beg)
      (insert "(")
      (goto-char (+ end 1))
      (insert ")"))))

(defun zap-whitespace ()
  "Zaps (deletes) the whitespace around the point in both directions."
  (interactive)
  (push-mark)
  (skip-chars-backward " \t\n")
  (push-mark)
  (skip-chars-forward " \t\n")
  (delete-region (mark) (point))
  (pop-mark)
  (goto-char (mark))
  (pop-mark))

(defun wrap-sexp (&optional arg)
  "Wraps the following sexp in a pair of parens.
Places inside the new pair, with prefix arg do the same backwards, pushing the
mark.  Does the same of ARG number sexps if given"
  (interactive "p")
  (message "%s" arg)
  (if arg
      (progn
        (push-mark)
        (insert-pair arg ?\( ?\)))
    (insert-pair 1 ?\( ?\))))

(defun close-or-kill ()
  "If this is the sole frame, kill emacs.  Otherwise close the frame."
  (interactive)
  (if (eq 1 (length (frame-list)))
      (save-buffers-kill-terminal)
    (delete-frame)))

(defun my/toggle-window-other-reachability ()
  "Toggle whether this window can be selected by `other-window'."
  (interactive)
  (let* ((win (get-buffer-window (current-buffer)))
         (current (window-parameter win 'no-other-window)))
    (set-window-parameter win 'no-other-window (not current))))

(defun my/clean-prog-file (buffer)
  "Fixes whitespace in buffer."
  (save-excursion
    (with-current-buffer buffer
      (untabify (point-min) (point-max))
      (goto-char (point-min))
      (while (re-search-forward " +$" nil t)
        (replace-match "" nil nil)))))

(defun open-window-by-buffer (buffer)
  "Move focus to an extant window by the buffer it contains."
  (interactive "bBuffer: ")
  (let ((win (get-buffer-window buffer t)))
    (if win
        (select-window win)
      (switch-to-buffer buffer))))

(defun shorten-path (path)
  "Shortens each directory in PATH except for the last directory to
its first character."
  (let* ((components (split-string path "/"))
         (last-component (-last (lambda (s) (not (string-empty-p s))) components))
         (shortened-components
          (mapcar (lambda (comp)
                    (if (or (string-equal comp last-component) (string-empty-p comp))
                        comp
                      (substring comp 0 1)))
                  components)))
    (mapconcat 'identity shortened-components "/")))

(defun swap-other-window-buffer ()
  "Try to switch the buffer contents of the current window and the
next in the cyclic ordering.  Don't involve windows that are
dedicated."
  (interactive)
  (let* ((cw (get-mru-window nil nil nil t))
         (cb (window-buffer cw))
         (ow (next-window))
         (ob (window-buffer ow)))
    (unless (window-dedicated-p cw)
      (while (window-dedicated-p ow)
        (setq ow (next-window ow)
              ob (window-buffer ow)))
      (unless (eq cw ow)
        (progn
          (with-selected-window ow
            (switch-to-buffer cb))
          (with-selected-window cw
            (switch-to-buffer ob)))))))

(use-package server ; allow emacsclient
  :demand t
  :config
  (unless (server-running-p) (server-start)))

(use-package proced ; process editor
  :commands (proced)
  :config
  ;; always auto update proced
  (setq-default proced-auto-update-flag t)
  (setq-default proced-auto-update-interval 1))

(use-package orderless ; ordering (minibuffer) completions
  :demand t
  :custom
  ;; (orderless-skip-highlighting t)
  (completion-styles '(orderless basic))
  (orderless-matching-styles
   '(orderless-prefixes orderless-initialism orderless-literal orderless-regexp)))

(use-package vertico ; better minibuffer complete
  :demand t
  :custom
  (vertico-cycle t)
  :config
  ;; (vertico-flat-mode)
  (vertico-mode 1))

(use-package marginalia ; more info in minibuffer menus
  :demand t
  :custom
  (marginalia-max-relative-age 0)
  (marginalia-align 'right)
  :bind (:map minibuffer-local-map
              ("M-A" . 'marginalia-cycle))
  :config
  (marginalia-mode))

(use-package embark ; more actions from minibuffer
  :demand t
  :bind
  (("C-." . embark-act)
   ("C-," . embark-dwim)
   ("C-h B" . embark-bindings))
  :config
  ;; Hide the mode line of the Embark live/completions buffers
  (add-to-list 'display-buffer-alist
               '("\\`\\*Embark Collect \\(Live\\|Completions\\)\\*"
                 nil
                 (window-parameters (mode-line-format . none)))))

(use-package corfu ; in buffer completion
  :demand t
  :custom
  (corfu-cycle t)
  (corfu-quit-no-match t)
  :bind (("M-/" . completion-at-point))
  :init
  (defun corfu-commit-single ()
    "Complete without asking if there is only one candidate."
    (when (and (corfu--popup-visible-p)
               (= (length corfu--candidates) 1))
      (corfu-accept)))
  :hook (corfu-post-command . corfu-commit-single)
  :config
  (global-corfu-mode 1))

(use-package corfu-terminal ; make corfu work on terminals
  :demand t
  :custom
  (corfu-terminal-disable-on-gui nil)
  :config
  (corfu-terminal-mode 1))

(use-package cape ; extend completion frameworks
  :demand t
  :bind ("C-c p" . cape-prefix-map)
  :config
  (advice-add 'pcomplete-completions-at-point :around 'cape-wrap-silent)
  (advice-add 'pcomplete-completions-at-point :around 'cape-wrap-purify)
  (setq-default completion-at-point-functions
                (apply 'cape-wrap-super
                       (append
                        '(tags-completion-at-point-function cape-dabbrev cape-dict)
                        completion-at-point-functions))))

(use-package dabbrev ; dynamic abbreviations
  :demand t
  :config
  (add-to-list 'dabbrev-ignored-buffer-regexps "\\` ")
  ;; (add-to-list 'dabbrev-ignored-buffer-modes 'doc-view-mode)
  ;; (add-to-list 'dabbrev-ignored-buffer-modes 'pdf-view-mode)
  ;; (add-to-list 'dabbrev-ignored-buffer-modes 'tags-table-mode)
  )

;; TODO debug / test
;; (use-package tempel
;;   :after (cape)
;;   :custom
;;   (tempel-path "~/.emacs.d/templates/*.eld")
;;   ;; (tempel-trigger-prefix "<")

;;   :bind (("M-+" . tempel-complete) ;; Alternative tempel-expand
;;          ("M-*" . tempel-insert))

;;   :config
;;   ;; Setup completion at point
;;   (defun tempel-setup-capf ()
;;     ;; Add the Tempel Capf to `completion-at-point-functions'.
;;     ;; `tempel-expand' only triggers on exact matches. Alternatively use
;;     ;; `tempel-complete' if you want to see all matches, but then you
;;     ;; should also configure `tempel-trigger-prefix', such that Tempel
;;     ;; does not trigger too often when you don't expect it. NOTE: We add
;;     ;; `tempel-expand' *before* the main programming mode Capf, such
;;     ;; that it will be tried first.
;;     (setq-local completion-at-point-functions
;;                 (cons #'tempel-expand
;;                       completion-at-point-functions)))

;;   (add-hook 'conf-mode-hook 'tempel-setup-capf)
;;   (add-hook 'prog-mode-hook 'tempel-setup-capf)
;;   (add-hook 'text-mode-hook 'tempel-setup-capf)

;;   ;; Optionally make the Tempel templates available to Abbrev,
;;   ;; either locally or globally. `expand-abbrev' is bound to C-x '.
;;   ;; (add-hook 'prog-mode-hook #'tempel-abbrev-mode)
;;   ;; (global-tempel-abbrev-mode)
;;   )

;; (use-package tempel-collection
;;   :after tempel)

(progn ; dired directory editor
  (require 'dired)
  (defun dired-do-find-marked-files ()
    (interactive)
    (seq-do 'find-file (dired-get-marked-files)))
  (define-key dired-mode-map (kbd "C-o") 'dired-display-file)
  (define-key dired-mode-map (kbd "F") 'dired-do-find-marked-files))

(use-package ibuffer ; give a nice list of buffers with extra info
  :commands (ibuffer)
  :custom
  (ibuffer-formats
   '((mark modified read-only " "
           (name 50 50 :left :elide) ; was originally 18
           " "
           (size 9 -1 :right)
           " "
           (mode 16 16 :left :elide)
           " " filename-and-process)
     (mark " "
           (name 16 -1)
           " " filename)))
  :bind
  ("C-x C-b" . ibuffer))

(use-package ibuffer-vc ; group buffers by vcs directory
  :after ibuffer
  :demand t
  :hook
  (ibuffer .
           (lambda ()
             (ibuffer-vc-set-filter-groups-by-vc-root)
             (unless (eq ibuffer-sorting-mode 'alphabetic)
               (ibuffer-do-sort-by-alphabetic)))))

(use-package magit)

(use-package free-keys)

(use-package which-key ; show list of next keys after prefix & delay
  :demand t
  :config
  (which-key-mode 1))

(use-package winum ; binds for switching to windows by number
  :demand t
  :config
  (winum-mode 1))

(use-package recentf
  :config
  (recentf-mode))
(use-package consult ; more encompassing buffer switch and searching
  :demand t
  :custom
  (consult-preview-excluded-buffers t)
  (consult-narrow-key ",")
  :bind
  ("C-x b" . consult-buffer)
  ("M-S-w" . consult-buffer)
  ("C-S-y" . consult-yank-from-kill-ring)
  ("M-g M-g" . consult-goto-line)
  ("M-i" . consult-imenu-multi)
  ("C-s" . consult-line)
  ("C-S-s" . consult-line-multi)
  ("M-s g" . consult-grep)
  ("M-s G" . grep)
  ("M-s f" . consult-find))
(use-package embark-consult
  :after embark consult)

(use-package hl-todo ; highlight certain keywords
  :hook
  (prog-mode . hl-todo-mode))

(use-package hl-line ; make it easier to find your point
  ;; TODO this doesn't work with buffers created after enabled
  :bind ("M-s h SPC" . global-hl-line-mode))

(use-package visible-mark ; make the mark visible
  ;; TODO make the attr list display dependent
  :demand t
  :custom-face
  (visible-mark-active
   ((t . (:foreground "black"
                      :background "deep pink"
                      :box (:line-width (-1 . -1)
                                        :color "deep pink"
                                        :style nil)))))
  :custom
  (visible-mark-max 1)
  :config
  (global-visible-mark-mode 1))

(use-package avy ; goto location by char pair and jump list
  :bind (("C-'" . avy-goto-char-2)
         ("M-G" . avy-goto-char-2)))

(use-package balanced-windows ; auto rebalance windows
  :bind ("C-x w b" . balanced-windows-mode))

(use-package eshell ; emacs shell
  :demand t
  :config
  (use-package esh-help)
  (require 'em-hist)
  (require 'em-term)
  (setup-esh-help-eldoc)
  ;; (keymap-set eshell-hist-mode-map "C-p" 'eshell-previous-input)
  ;; (keymap-set eshell-hist-mode-map "C-n" 'eshell-next-input)
  ;; (keymap-set eshell-hist-mode-map "C-c C-n" 'next-line)
  ;; (keymap-set eshell-hist-mode-map "C-c C-p" 'previous-line)
  :bind (:map eshell-mode-map
              ("C-l" . eshell/clear))
  :hook (eshell-mode . eldoc-mode))

(use-package vterm)

(use-package shelldon
  :demand t
  :config
  ;; (setf shell-command-switch "-ic")
  (setf enable-recursive-minibuffers t)

  ;; command codes -> ansi colors in emacs
  (add-hook 'shelldon-mode-hook 'ansi-color-for-comint-mode-on)
  (add-to-list 'comint-output-filter-functions 'ansi-color-process-output)
  (autoload 'ansi-color-for-comint-mode-on "ansi-color" nil t)

  (add-to-list 'display-buffer-alist
               '("*shelldon:"
                 (display-buffer-reuse-window display-buffer-in-previous-window display-buffer-in-side-window display-buffer-pop-up-window)
                 (side . right)
                 (slot . 0)
                 (window-width . 80)))
  :bind
  ("M-&" . 'shelldon)
  ("M-*" . 'shelldon-loop))

(use-package eat ; terminal override to make eshell behave better
  :demand t
  :config
  (eat-eshell-mode)
  (eat-eshell-visual-command-mode))

(progn ; comint, doesn't play with use-package
  (require 'comint)
  (setq-default comint-scroll-to-bottom-on-input t)
  (setq-default comint-scroll-to-bottom-on-output t))

(use-package bash-completion
  :demand t
  :config
  (add-hook 'shell-dynamic-complete-functions
            'bash-completion-dynamic-complete)
  :hook
  (eshell-mode . (lambda ()
                   (add-hook 'completion-at-point-functions
                             'bash-completion-capf-nonexclusive nil t))))

(use-package treemacs ; file explorer
  :bind (("C-c t" . treemacs)))

(use-package pass ; password integration
  :demand t
  :init
  (use-package password-store)
  (use-package auth-source-pass :init (auth-source-pass-enable))
  :custom
  (pass-suppress-confirmations t)
  (epg-pinentry-mode 'loopback)
  :config
  (push '("\\*Password-Store\\*"
          display-buffer-in-side-window
          (side . right))
        display-buffer-alist))

(use-package tramp ; remote access for files
  :demand t
  :custom
  (tramp-allow-unsafe-temporary-files t))

(use-package asm-mode ; asm comments and tags generation
  :demand t
  :custom
  (asm-comment-char ?#) ; prefer # over ; for asm comments
  :init
  (defun add-asm-label-tag-generation-hook ()
    (add-hook 'after-save-hook
              (lambda ()
                (shell-command
                 "find . -iregex '.*\\.[sS]' -exec etags -l none -r '/\\([a-zA-Z0-9\\-_]+\\):/\1/' {} +"))
              0 t))
  :hook
  (asm-mode . 'add-asm-label-tag-generation-hook))

(use-package lsp-mode
  :commands (lsp)
  :init
  (use-package lsp-haskell)
  :custom
  (lsp-completion-provider :none)
  :config
  (defun corfu-lsp-setup ()
    (setq-local completion-styles '(orderless)
                completion-category-defaults nil))
  (add-hook 'lsp-completion-mode-hook #'corfu-lsp-setup))

(use-package pyvenv)

(use-package sideline ; put warnings on the side of the same line
  :init
  (use-package sideline-flycheck)
  (use-package sideline-flymake)
  (use-package sideline-lsp)
  :custom
  (sideline-backends-right '(sideline-flycheck sideline-flymake sideline-lsp)))

(use-package flycheck
  :config
  ;; flymake stuff to be less annoying
  ;; (face-spec-set 'flycheck-note '((t :underline nil)))
  ;; (face-spec-set 'flycheck-info '((t :underline nil)))
  ;; (face-spec-set 'flycheck-warning '((t :underline nil)))
  ;; (face-spec-set 'flycheck-error '((t :underline nil)))
  :hook
  (prog-mode . flycheck-mode))

(progn ; better commenting binds
  (global-set-key (kbd "C-x C-;") 'comment-or-uncomment-region)
  (global-set-key (kbd "C-x ;") 'comment-line)
  (global-set-key (kbd "C-x :") 'comment-set-column)
  ;; ^ never gonna use but whatever
  )

(use-package imenu ; jump to items in the current buffer
  :custom
  (imenu-auto-rescan t)
  (imenu-flatten t))

(use-package xref ; jump to syntactic elements in project
  ;; (add-hook 'xref-backend-functions 'gxref-xref-backend)
  :bind ("M-I" . xref-find-definitions))

(use-package ediff
  :custom
  (ediff-window-setup-function 'ediff-setup-windows-plain))

(define-prefix-command 'my/fold-map)
(global-set-key (kbd "M-F") 'my/fold-map)
(define-keymap :full nil
  :parent nil
  :suppress nil
  :keymap nil
  :name "my/fold-map"
  :prefix 'my/fold-map)

(use-package fold-this ; fold arbitrary region
  :init
  (defun fold-this-fold-forward (&optional arg)
    "Fold forward ARG number of sexps, defaulting to one."
    (interactive "p")
    (push-mark)
    (forward-sexp arg)
    (fold-this (mark) (point))
    (pop-mark))

  (defun fold-this-fold-backward (&optional arg)
    "Fold backward ARG number of sexps, defaulting to one."
    (interactive "p")
    (push-mark)
    (backward-sexp arg)
    (fold-this (point) (mark))
    (pop-mark))

  :bind (:map my/fold-map
              ("C-c" . fold-this)
              ("C-e" . fold-this-unfold-at-point)
              ("f" . fold-this-fold-forward)
              ("b" . fold-this-fold-backward)))

(use-package origami
  :demand t
  :init
  (global-origami-mode 1)
  :bind (:map my/fold-map
        ("t" . origami-forward-toggle-node)
        ("T" . origami-recursively-toggle-node)
        ("o" . origami-show-node)
        ("O" . origami-open-node-recursively)
        ("c" . origami-close-node)
        ("C" . origami-close-node-recursively)
        ("l" . origami-toggle-all-nodes)))

(add-hook 'prog-mode-hook (lambda ()
                            (superword-mode 1)
                            (modify-syntax-entry ?_ "w")

                            (display-fill-column-indicator-mode 1)
                            (add-hook 'before-save-hook
                                      (lambda ()
                                        (if (not (eq major-mode 'makefile-gmake-mode))
                                            (my/clean-prog-file (current-buffer)))))))

(use-package haskell-mode
  :custom
  (haskell-tags-on-save t)
  (haskell-process-type 'cabal-repl)
  :hook
  (haskell-mode . interactive-haskell-mode))
(use-package ocp-indent)
(let ((opam-share (ignore-errors (car (process-lines "opam" "var" "share")))))
  (when (and opam-share (file-directory-p opam-share))
    ;; Register Merlin
    (add-to-list 'load-path (expand-file-name "emacs/site-lisp" opam-share))
    (autoload 'merlin-mode "merlin" nil t nil)
    ;; Automatically start it in OCaml buffers
    (add-hook 'tuareg-mode-hook 'merlin-mode t)
    (add-hook 'caml-mode-hook 'merlin-mode t)
    ;; Use opam switch to lookup ocamlmerlin binary
    (setq merlin-command 'opam)
    ;; To easily change opam switches within a given Emacs session, you can
    ;; install the minor mode https://github.com/ProofGeneral/opam-switch-mode
    ;; and use one of its "OPSW" menus.
    ))
(use-package racket-mode)
(use-package rustic
  :custom
  (rustic-lsp-setup-p nil))
(progn ; elisp
  (keymap-set emacs-lisp-mode-map "C-c r" 'raise-sexp))

(use-package compile
  :custom
  (compilation-always-kill t)
  (compilation-scroll-output t)
  :bind
  ("M-M" . 'recompile)
  :config
  ;; Allow compilation buffer to be dedicated across frames
  (push '("\\*compilation\\*" . (nil (reusable-frames . t))) display-buffer-alist))

;; (use-package evil
;;   :demand nil
;;   :custom
;;   (evil-want-keybinding nil)
;;   (evil-want-integration t)
;;   :config
;;   (use-package evil-collection
;;     :config (evil-collection-init))
;;   (use-package evil-easymotion
;;     :config (evilem-default-keybindings "SPC"))
;;   (use-package evil-surround
;;     :config (global-evil-surround-mode 1))
;;   (use-package evil-snipe
;;     :custom (evil-snipe-scope 'buffer)
;;     :config
;;     (evil-snipe-mode 1)
;;     (evil-snipe-override-mode 1)
;;     :bind
;;     (:map evil-snipe-local-mode-map
;;           ("z" . 'evil-snipe-s)
;;           ("Z" . 'evil-snipe-S)))
;;   (use-package treemacs-evil)
;;   :hook
;;   (eshell-mode-hook . (lambda () (evil-local-mode -1)))
;;   (vterm-mode-hook . (lambda () (evil-local-mode -1)))
;;   :bind
;;   (:map evil-insert-state-map
;;         ("C-d" . 'delete-char)
;;         ("C-e" . 'move-end-of-line)
;;         ("C-a" . 'move-beginning-of-line)
;;         ("C-t" . 'transpose-chars))
;;   (:map evil-normal-state-map
;;         ("M-." . 'xref-find-definitions)
;;         ("M-Z" . 'suspend-frame)
;;         ("C-t" . 'transpose-chars))
;;   (:map evil-motion-state-map
;;         ("TAB" . 'indent-for-tab-command)))

(use-package exwm ; emacs x window manager
  :demand t
  :config
  (require 'exwm-randr)
  (require 'exwm-xim)
  (require 'exwm-systemtray)
  (require 'exwm-manage)
  (add-to-list 'exwm-manage-configurations '((equal exwm-class-name "Slack") managed t))
  (use-package exwm-modeline)
  ;;(exwm-xim-mode 1)

  (defun my/exwm-auto-workspace-montior ()
    "Autopopulate exwm-randr-workspace-monitor-plist and attempt to
have a workspace on each monitor.  Try to keep up with xrandr
changes."
    (let ((buf (generate-new-buffer "*xrandr-output*"))
          (out-plist nil))
      (call-process-shell-command "xrandr --listmonitors -q" nil buf nil)
      (with-current-buffer buf
        (keep-lines "[^[:word:]]connected" (point-min) (point-max) nil)
        (let ((num-monitors (count-lines (point-min) (point-max)))
              (i 0))
          (setq exwm-workspace-number num-monitors)
          (goto-char (point-min))
          (while (< i num-monitors)
            (move-beginning-of-line 1)
            (push-mark)
            (search-forward-regexp " ")
            (backward-char)
            (push (buffer-substring (mark) (point)) out-plist)
            (push i out-plist)
            (setq i (+ i 1))
            (pop-mark)
            (next-line))))
      (kill-buffer buf)
      (setq exwm-randr-workspace-monitor-plist out-plist))
    (while (> exwm-workspace-number (length exwm-workspace--list))
      (exwm-workspace-add)))
  (add-hook 'exwm-randr-screen-change-hook #'my/exwm-auto-workspace-montior)

  (defun my/exwm-set-buffer-name ()
    (if exwm-title
        (let* ((shortened-title (replace-regexp-in-string
                                 " - Mozilla Firefox"
                                 ""
                                 exwm-title))
               (class-and-title  (concat
                                  exwm-class-name
                                  "<"
                                  shortened-title
                                  ">")))
          (setq-local exwm-title class-and-title)
          (exwm-workspace-rename-buffer exwm-title))))

  (defun my/exwm-other-workspace (arg)
    "Focus other monitor's workspace."
    (interactive "p")
    ;; based on other-frame
    (let ((filter-f (function (lambda (f)
                                (and (exwm-workspace--active-p f)
                                     (not (eq (selected-frame) f))))))
          (sframe (selected-frame))
          (frame (selected-frame)))
      (while (> arg 0)
        (setq frame (next-frame frame))
        (while (and (not (eq frame sframe))
                    (not (eq (frame-visible-p frame) t))
                    (filter-f frame))
          (setq frame (next-frame frame)))
        (setq arg (1- arg)))
      (while (< arg 0)
        (setq frame (previous-frame frame))
        (while (and (not (eq frame sframe))
                    (not (eq (frame-visible-p frame) t))
                    (filter-f frame))
          (setq frame (previous-frame frame)))
        (setq arg (1+ arg)))
      (exwm-workspace-switch frame)))

  (defun my/dmenu (command)
    (interactive (list (read-shell-command "$ ")))
    (start-process-shell-command command nil command))

  (defun my/browser ()
    (interactive)
    (start-process-shell-command "firefox" nil "firefox"))

  (exwm-randr-mode)
  (exwm-systemtray-mode)
  (push ?\C-\\ exwm-input-prefix-keys) ;;C-\ to switch input method
  (push ?\C-u exwm-input-prefix-keys)  ;; send C-u to all windows too
  (push ?\M-L exwm-input-prefix-keys)
  (setq exwm-marked-buffer "*scratch*") ;; store the buffer we were at before a jump
  (when (equal window-system 'x)
    (exwm-enable))
  :hook
  (exwm-update-class . my/exwm-set-buffer-name)
  (exwm-update-title . my/exwm-set-buffer-name)
  :custom
  (exwm-title-length 50)
  (exwm-workspace-show-all-buffers t)
  (exwm-layout-show-all-buffers t)

  (exwm-modeline-randr t)
  (exwm-modeline-short nil)
  (exwm-modeline-urgent t)

  (exwm-manage-force-tiling t)

  (exwm-input-global-keys
   `(
     ([?\M-r] . exwm-reset)
     ;; Bind "s-w" to window switcher
     ([?\M-W] . consult-buffer)
     ([?\M-o] . other-window)
     ([?\M-O] . my/exwm-other-workspace)

     ([?\M-D] . my/dmenu)
     ([?\M-E] . my/browser)
     ([M-return] . eshell)
     ))
  (exwm-input-simulation-keys
   '(;; movement
     ([?\C-b] . [left])
     ([?\M-b] . [C-left])
     ([?\C-f] . [right])
     ([?\M-f] . [C-right])
     ([?\C-p] . [up])
     ([?\C-n] . [down])
     ([?\C-a] . [home])
     ([?\C-e] . [end])
     ([?\M-v] . [prior])
     ([?\C-v] . [next])
     ;; edit, copy, paste
     ([?\C-d] . [delete])
     ([?\C-k] . [S-end delete])
     ([M-backspace] . [C-backspace])
     ([?\M-w] . [?\C-c])
     ([?\C-y] . [?\C-v])
     ([?\C-s] . [?\C-f])))
  :bind (:map exwm-mode-map
              ("C-q" . 'exwm-input-send-next-key)
              ("M-!" . 'shell-command)))

(progn ; media/function keys
  ;; requires some custom shell scripts not included in my emacs config
  (defun my/brightnessdown () (interactive) (start-process "" nil "brightnessdown"))
  (defun my/brightnessup () (interactive) (start-process "" nil "brightnessup"))
  (defun my/mute () (interactive) (start-process "" nil "pactl" "set-sink-mute" "@DEFAULT_SINK@" "toggle"))
  (defun my/voldown () (interactive) (start-process "" nil "pactl" "set-sink-volume" "@DEFAULT_SINK@" "-5%"))
  (defun my/volup () (interactive) (start-process "" nil "pactl" "set-sink-volume" "@DEFAULT_SINK@" "+5%"))

  (global-set-key (kbd "<XF86MonBrightnessDown>") 'my/brightnessdown)
  (global-set-key (kbd "<XF86MonBrightnessUp>") 'my/brightnessup)
  (global-set-key (kbd "<XF86AudioMute>") 'my/mute)
  (global-set-key (kbd "<XF86AudioLowerVolume>") 'my/voldown)
  (global-set-key (kbd "<XF86AudioRaiseVolume>") 'my/volup)

  (define-key exwm-mode-map (kbd "<XF86MonBrightnessDown>") 'my/brightnessdown)
  (define-key exwm-mode-map (kbd "<XF86MonBrightnessUp>") 'my/brightnessup)
  (define-key exwm-mode-map (kbd "<XF86AudioMute>") 'my/mute)
  (define-key exwm-mode-map (kbd "<XF86AudioLowerVolume>") 'my/voldown)
  (define-key exwm-mode-map (kbd "<XF86AudioRaiseVolume>") 'my/volup))

(use-package sdcv ; dictionary, requires sdcv install
  :demand t
  :config
  (define-prefix-command 'dict-map)
  (define-keymap :full nil
    :parent nil
    :suppress nil
    :keymap nil
    :name "dict-map"
    :prefix 'dict-map
    (kbd "w") 'sdcv-search-input
    (kbd "c") (lambda () (interactive)
                (activate-input-method 'pyim)
                (sdcv-search-input (read-from-minibuffer "Chinese Word: "
                                                         nil nil nil
                                                         nil nil t))
                (activate-input-method nil)))
  :bind (:map text-mode-map
              ("M-l" . 'dict-map)))

(use-package erc ; irc client
  :init
  (defun my/start-erc ()
    "Start erc and autojoin various channels"
    (interactive)
    (erc :server "irc.libera.chat" :port 6667))
  :custom
  (erc-modules '(services autojoin button completion fill imenu irccontrols list match menu
                          move-to-prompt netsplit networks readonly ring stamp track))
  (erc-nick "tccq")
  (erc-use-auth-source-for-nickserv-password t)
  (erc-autojoin-channels-alist '(("libera.chat"
                                  "#emacs" "#emacs-social" "#linux" "#archlinux" "#haskell" "#invidious" "#duskos")))

  (erc-hide-list '("JOIN" "PART" "QUIT"))
  (erc-current-nick-highlight-type 'nick)
  (erc-keywords nil)
  (erc-track-exclude-types '("JOIN" "PART" "QUIT" "NICK" "MODE"))
  (erc-track-use-faces t)
  (erc-track-faces-priority-list '(erc-current-nick-face erc-keyword-face))
  (erc-track-priority-faces-only 'all))

(progn ; indent code when pasting, from
  ;; https://trey-jackson.blogspot.com/2008/03/emacs-tip-15-indent-yanked-code.html
  ;; automatically indenting yanked text if in programming-modes
  (defvar yank-indent-modes '(emacs-lisp-mode
                              c-mode c++-mode
                              tcl-mode sql-mode
                              perl-mode cperl-mode
                              java-mode jde-mode
                              lisp-interaction-mode
                              LaTeX-mode TeX-mode
                              rust-mode
                              rustic-mode)
    "Modes in which to indent regions that are yanked (or yank-popped).")

  (defun yank-advised-indent-function (beg end)
    "Do indentation, as long as the region isn't too large.
BEG and END define the region."
    (indent-region beg end nil))

  (defadvice yank (after yank-indent activate)
    "If current mode is one of 'yank-indent-modes, indent yanked text (with prefix arg don't indent)."
    (if (and (not (ad-get-arg 0))
             (member major-mode yank-indent-modes))
        (let ((transient-mark-mode nil))
          (yank-advised-indent-function (region-beginning) (region-end)))))

  (defadvice yank-pop (after yank-pop-indent activate)
    "If current mode is one of 'yank-indent-modes, indent yanked text (with prefix arg don't indent)."
    (if (and (not (ad-get-arg 0))
             (member major-mode yank-indent-modes))
        (let ((transient-mark-mode nil))
          (yank-advised-indent-function (region-beginning) (region-end))))))

(use-package minions
  :demand t
  :config
  (minions-mode 1)
  :custom
  (minions-prominent-modes '(persp-mode auto-fill-mode eldoc-mode eglot-mode lsp-mode)))

(progn ; default modeline config additions
  (setq-default global-mode-string
                '("" (:eval (let ((str (concat (format " [%s]  " (shorten-path default-directory)))))
                              (add-face-text-property
                               0 (length str)
                               '(:weight bold :foreground "green2")
                               t str)
                              str)))))

(progn ; comfy scratch buffer
  (require 'iimage)
  (setq inhibit-startup-screen t)
  (setq initial-scratch-message (concat (propertize ";; " 'invisible t)
                                        "</home/tmu/.emacs.d/splashLaputa.png>
;; scratch for lisp evaluation and unsaved text

"))
  (add-hook 'emacs-startup-hook
            (lambda ()
              (with-current-buffer "*scratch*"
                (emacs-lock-mode 'kill)
                (iimage-mode 1)))))

(progn ; confirm fewer things
  (setq kill-buffer-query-functions
        (delq 'process-kill-buffer-query-function kill-buffer-query-functions))
  (setq confirm-kill-processes nil)
  ;; start additional async shell commands in new buffers without asking
  (setq async-shell-command-buffer 'new-buffer))

(use-package ispell ; spellchecker
  :demand t
  :custom
  (ispell-personal-dictionary "/home/tmu/.aspell.en.pws")
  :hook
  (text-mode . 'ispell-minor-mode))

(electric-pair-mode 1)

;; (setq x-super-keysym 'meta)

(global-set-key (kbd "C-x C-C") 'save-buffers-kill-terminal)
(global-set-key (kbd "C-x C-c") 'close-or-kill)
(global-set-key (kbd "M-w") 'copy-region-as-kill) ; make copying not flash cursor
(global-set-key (kbd "C-x -") 'swap-other-window-buffer)
(global-set-key (kbd "M-(") 'wrap-region-paren)
(global-set-key (kbd "M-z") 'zap-whitespace)
(global-set-key (kbd "C-M-z") 'wrap-sexp)
(global-set-key (kbd "M-o") 'other-window)
(global-set-key (kbd "M-c") 'calc)
(global-set-key (kbd "M-U") 'scroll-lock-mode)
(global-set-key (kbd "M-Q") 'auto-fill-mode)

(global-set-key (kbd "C-x w o") 'my/toggle-window-other-reachability)



;; (use-package single-header
;;   :ensure nil
;;   :demand t
;;   :init
;;   (use-package ednc ; notifications, required for single-header
;;     )
;;   :config
;;   (single-header-mode 1)
;;   :bind
;;   ("M-L d" . 'single-header-dismiss)
;;   ("M-L t" . 'single-header-mode)
;;   ;; (keymap-global-set "M-L d" 'single-header-dismiss)
;;   ;; (keymap-global-set "M-L t" 'single-header-mode)
;;   )
(use-package time
  :demand t
  :config
  (display-time-mode 1)
  :custom
  (display-time-day-and-date t)
  (display-time-24hr-format t))

(use-package ednc
  :demand t
  :config
  (when (eq window-system 'x)
    (ednc-mode 1)))


;; ----------------------------------------------------------------------
;; theme stuff

(require 'tmu-custom-theme)
(push "~/.emacs.d/site-lisp/" custom-theme-load-path)
(load-theme 'tmu-custom t)

;; ----------------------------------------------------------------------
;; Things emacs sets programatically

(put 'dired-find-alternate-file 'disabled nil)
(put 'upcase-region 'disabled nil)
(put 'downcase-region 'disabled nil)
(put 'list-timers 'disabled nil)
(put 'narrow-to-region 'disabled nil)

(custom-set-variables
 ;; custom-set-variables was added by Custom.
 ;; If you edit it by hand, you could mess it up, so be careful.
 ;; Your init file should contain only one such instance.
 ;; If there is more than one, they won't work right.
 '(comment-style 'extra-line)
 '(connection-local-criteria-alist
   '(((:application eshell :protocol "ssh" :user "tmu" :machine "cnoserver")
      autogenerated-connection-local-profile/\(:application\ eshell\ :protocol\ \"ssh\"\ :user\ \"tmu\"\ :machine\ \"cnoserver\"\))
     ((:application vc-git :protocol "ssh" :user "tmu" :machine "cnoserver")
      autogenerated-connection-local-profile/\(:application\ vc-git\ :protocol\ \"ssh\"\ :user\ \"tmu\"\ :machine\ \"cnoserver\"\))
     ((:application vc-git)
      vc-git-connection-default-profile)
     ((:application tramp :protocol "kubernetes")
      tramp-kubernetes-connection-local-default-profile)
     ((:application tramp :protocol "flatpak")
      tramp-container-connection-local-default-flatpak-profile tramp-flatpak-connection-local-default-profile)
     ((:application tramp)
      tramp-connection-local-default-system-profile tramp-connection-local-default-shell-profile)
     ((:application eshell)
      eshell-connection-default-profile)) t)
 '(connection-local-profile-alist
   '((autogenerated-connection-local-profile/\(:application\ eshell\ :protocol\ \"ssh\"\ :user\ \"tmu\"\ :machine\ \"cnoserver\"\)
      (eshell-path-env-list "/bin" "/usr/bin" "/sbin" "/usr/sbin" "/usr/local/bin" "/usr/local/sbin"))
     (autogenerated-connection-local-profile/\(:application\ vc-git\ :protocol\ \"ssh\"\ :user\ \"tmu\"\ :machine\ \"cnoserver\"\)
      (vc-git--program-version . "2.48.1"))
     (vc-git-connection-default-profile
      (vc-git--program-version))
     (tramp-flatpak-connection-local-default-profile
      (tramp-remote-path "/app/bin" tramp-default-remote-path "/bin" "/usr/bin" "/sbin" "/usr/sbin" "/usr/local/bin" "/usr/local/sbin" "/local/bin" "/local/freeware/bin" "/local/gnu/bin" "/usr/freeware/bin" "/usr/pkg/bin" "/usr/contrib/bin" "/opt/bin" "/opt/sbin" "/opt/local/bin"))
     (tramp-kubernetes-connection-local-default-profile
      (tramp-config-check . tramp-kubernetes--current-context-data)
      (tramp-extra-expand-args 97
                               (tramp-kubernetes--container
                                (car tramp-current-connection))
                               104
                               (tramp-kubernetes--pod
                                (car tramp-current-connection))
                               120
                               (tramp-kubernetes--context-namespace
                                (car tramp-current-connection))))
     (tramp-container-connection-local-default-flatpak-profile
      (tramp-remote-path "/app/bin" tramp-default-remote-path "/bin" "/usr/bin" "/sbin" "/usr/sbin" "/usr/local/bin" "/usr/local/sbin" "/local/bin" "/local/freeware/bin" "/local/gnu/bin" "/usr/freeware/bin" "/usr/pkg/bin" "/usr/contrib/bin" "/opt/bin" "/opt/sbin" "/opt/local/bin"))
     (tramp-connection-local-darwin-ps-profile
      (tramp-process-attributes-ps-args "-acxww" "-o" "pid,uid,user,gid,comm=abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" "-o" "state=abcde" "-o" "ppid,pgid,sess,tty,tpgid,minflt,majflt,time,pri,nice,vsz,rss,etime,pcpu,pmem,args")
      (tramp-process-attributes-ps-format
       (pid . number)
       (euid . number)
       (user . string)
       (egid . number)
       (comm . 52)
       (state . 5)
       (ppid . number)
       (pgrp . number)
       (sess . number)
       (ttname . string)
       (tpgid . number)
       (minflt . number)
       (majflt . number)
       (time . tramp-ps-time)
       (pri . number)
       (nice . number)
       (vsize . number)
       (rss . number)
       (etime . tramp-ps-time)
       (pcpu . number)
       (pmem . number)
       (args)))
     (tramp-connection-local-busybox-ps-profile
      (tramp-process-attributes-ps-args "-o" "pid,user,group,comm=abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" "-o" "stat=abcde" "-o" "ppid,pgid,tty,time,nice,etime,args")
      (tramp-process-attributes-ps-format
       (pid . number)
       (user . string)
       (group . string)
       (comm . 52)
       (state . 5)
       (ppid . number)
       (pgrp . number)
       (ttname . string)
       (time . tramp-ps-time)
       (nice . number)
       (etime . tramp-ps-time)
       (args)))
     (tramp-connection-local-bsd-ps-profile
      (tramp-process-attributes-ps-args "-acxww" "-o" "pid,euid,user,egid,egroup,comm=abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" "-o" "state,ppid,pgid,sid,tty,tpgid,minflt,majflt,time,pri,nice,vsz,rss,etimes,pcpu,pmem,args")
      (tramp-process-attributes-ps-format
       (pid . number)
       (euid . number)
       (user . string)
       (egid . number)
       (group . string)
       (comm . 52)
       (state . string)
       (ppid . number)
       (pgrp . number)
       (sess . number)
       (ttname . string)
       (tpgid . number)
       (minflt . number)
       (majflt . number)
       (time . tramp-ps-time)
       (pri . number)
       (nice . number)
       (vsize . number)
       (rss . number)
       (etime . number)
       (pcpu . number)
       (pmem . number)
       (args)))
     (tramp-connection-local-default-shell-profile
      (shell-file-name . "/bin/sh")
      (shell-command-switch . "-c"))
     (tramp-connection-local-default-system-profile
      (path-separator . ":")
      (null-device . "/dev/null"))
     (eshell-connection-default-profile
      (eshell-path-env-list))) t)
 '(custom-safe-themes
   '("aee99e2118e960b53016623dc2345d88227d1236d28c6c34858e1d55575cf7c3" "6f5e3fd2b4245ffe660da69ea5c13ab392337e94776dfb23cc1d8d0f80e3baa2" "1b8c2fd98bf6777d8b95f8cf98fdaede88feee3419ec3e5008f94b56618ac6ca" "0cc5046b7981609166c28b64f6185fa5f73bcb00d21e037f304794c6aaa1f340" "9f2e4e8b2ddbfdd392eedbc123649d94654278dee5a53b899557224416413d35" "6dafb31ade9ff07229faaf05c41c2ae475c44731362b792f65f3930b1a2c9cfd" "dc77e008092a5a4aa6b6ed8e4826bebf8f2fb930a8de073bf7f458efd884cca8" "d1ff3e66028f9c527298580d2a64f9e3280f07f9e94d4dada72b67ef15069441" "3d4e3644e237a95683daa73e397c4c0d1ae06bbaaf8040104232591a28bc1315" "12a07bc38295e4b06a8965db261f51ea7ea61fbf91b3ef41298bbb549d1d9403" default))
 '(ede-project-directories
   '("/home/tmu/Desktop/eway/sway" "/home/tmu/Desktop/eway/cage" "/home/tmu/Desktop/eway/wlroots" "/home/tmu/Desktop/eway/comp" "/home/tmu/Desktop/eway"))
 '(eglot-events-buffer-config '(:size 0 :format full))
 '(fortune-dir "/usr/share/fortune/")
 '(gdb-non-stop-setting nil)
 '(helm-minibuffer-history-key "M-p")
 '(menu-bar-mode nil)
 '(package-selected-packages
   '(balanced-windows bash-completion benchmark-init cape consult corfu-terminal counsel-embark eat ednc embark embark-consult embark-counsel esh-help evil-collection evil-easymotion evil-snipe evil-surround exwm-modeline fold-this free-keys haskell-mode hl-todo ibuffer-vc lsp-haskell magit marginalia minions ocp-indent orderless pass pyvenv racket-mode rustic sdcv shelldon sideline-flycheck sideline-flymake sideline-lsp treemacs-evil vertico visible-mark vterm winum))
 '(pyim-assistant-scheme 'cangjie)
 '(safe-local-variable-values '((LEXICAL-binding . t)))
 '(scroll-bar-mode nil)
 '(tags-revert-without-query t)
 '(tool-bar-mode nil)
 '(transient-mark-mode nil)
 '(whitespace-style
   '(face trailing tabs lines-tail missing-newline-at-eof indentation space-after-tab space-before-tab tab-mark) t))

(custom-set-faces
 ;; custom-set-faces was added by Custom.
 ;; If you edit it by hand, you could mess it up, so be careful.
 ;; Your init file should contain only one such instance.
 ;; If there is more than one, they won't work right.
 )