dotfiles/emacs/.emacs.d/init.el

;;; init.el --- Tom-Emacs Interface                  -*- lexical-binding: t; -*-

;; Copyright (C) 2018  Tom Willemse

;; Author: Tom Willemse <tom@ryuslash.org>
;; Keywords: local

;; 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
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.

;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
;; along with this program.  If not, see <http://www.gnu.org/licenses/>.

;;; Commentary:

;; This is my Emacs configuration. It has gone through many iterations
;; before and may yet go through many more iterations.

;;; Code:

(eval-and-compile
  (let ((load-directory
         (file-name-directory
          (or load-file-name byte-compile-current-file))))
    (add-to-list 'load-path (format "%sinit/" load-directory))

    (mapc (lambda (d) (add-to-list 'load-path d))
          (directory-files
           (format "%svendor-lisp/" load-directory) t "^[^.]"))

    (add-to-list 'load-path (format "%ssite-lisp/" load-directory))

    (let ((loaddefs (format "%ssite-lisp/site-autoloads.el" load-directory)))
      (when (file-exists-p loaddefs)
        (load loaddefs)))))

(require 'oni-helpers)

(require 'package)

(eval-and-compile
  (add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/")))

(eval-and-compile
  (add-to-list 'package-archives '("org" . "http://orgmode.org/elpa/")))

(eval-and-compile (package-initialize))

(eval-when-compile
  (let* ((not-installed (seq-remove 'package-installed-p
                                    package-selected-packages))
         (available (seq-filter (lambda (p)
                                  (assq p package-archive-contents))
                                not-installed))
         (difference (- (length not-installed) (length available))))
    (when (> difference 0)
      (silently "Refresh packages"
        (package-refresh-contents)))
    (when available
      (mapc (lambda (p) (package-install p t)) available))))

(add-hook 'package-menu-mode-hook 'hl-line-mode)

(setq backup-directory-alist `((".*" . ,(oni:data-location "backup-files/"))))

(add-to-list 'auto-save-file-name-transforms
             `(".*" ,(oni:data-location "auto-save-files/") t) :append)

(setq auto-save-list-file-prefix (oni:data-location "auto-save-list/.saves-"))

(add-to-list 'auto-mode-alist '("\\.js\\'" . js2-mode))

(global-set-key (kbd "C-M-SPC") 'er/expand-region)

(global-set-key (kbd "M-+") 'mc/mark-next-like-this)

(global-set-key (kbd "C-c (") 'embrace-commander)

(global-set-key (kbd "C-c o") 'oni-hydra-org/body)

(global-set-key (kbd "C-c m") 'oni-hydra-magit/body)

(require 'destroy-trailing-whitespace)
(global-destroy-trailing-whitespace-mode)

(setq require-final-newline t)

(setq-default indent-tabs-mode nil)

(setq-default tab-width 4)

(setq sentence-end-double-space nil)

(setq inhibit-startup-screen t)

(add-to-list 'default-frame-alist '(font . "Fantasque Sans Mono-15"))

(add-to-list 'default-frame-alist '(internal-border-width . 15))

(menu-bar-mode -1)

(tool-bar-mode -1)

(scroll-bar-mode -1)

(setq-default cursor-type '(bar . 2))

(setq-default truncate-lines t)

(global-unset-key (kbd "C-z"))

(defalias 'yes-or-no-p 'y-or-n-p)

(show-paren-mode)

(add-to-list 'custom-theme-load-path
             (concat user-emacs-directory "vendor-lisp/yoshi-theme"))
(load-theme 'yoshi :no-confirm)

(require 'diminish)

(require 'ivy)

(diminish 'ivy-mode)

(ivy-mode)

(require 'counsel)

(setq counsel-find-file-ignore-regexp
      (rx (or (and bos ".")
              (and ".zwc" eos))))

(counsel-mode)

(diminish 'counsel-mode)

(eval-when-compile (require 'bookmark))
(setq bookmark-default-file (oni:data-location "bookmarks"))

(setq user-full-name "Tom Willemse"
      user-mail-address "tom@ryuslash.org")

(eval-when-compile (require 'align))

(with-eval-after-load 'align
  ;; Keep these in order. They are each added to the _front_ of the
  ;; list and are applied in order. Changing their order will change
  ;; the results.
  (add-to-list 'align-rules-list
               `(css-closing-brace
                 (regexp . ,(rx (group (0+ whitespace)) "}" eol))
                 (group . (1))
                 (modes . '(scss-mode css-mode))))
  (add-to-list 'align-rules-list
               `(css-colons
                 (regexp . ,(rx bol
                                (0+ whitespace)
                                (1+ (any (?a . ?z) ?- ?$))
                                ":"
                                (group (0+ whitespace))
                                (0+ nonl)
                                ";"
                                eol))
                 (group . (1))
                 (modes . '(scss-mode css-mode))
                 (repeat . t)))
  (add-to-list 'align-rules-list
               `(css-opening-brace
                 (regexp . ,(rx bol
                                (0+ whitespace)
                                (0+ (any ?# ?. ?, ?\s ?& ?: ?-
                                         (?a . ?z) (?A . ?Z) (?0 . ?9)))
                                (any (?a . ?z) (?A . ?Z) (?0 . ?9))
                                (group (0+ whitespace))
                                "{"
                                (0+ nonl)))
                 (group . (1))
                 (modes . '(scss-mode css-mode)))))

(with-eval-after-load 'align
  (add-to-list 'align-rules-list
               `(php-array-arrow
                 (regexp . ,(rx any (group whitespace) "=>" any))
                 (group . (1))
                 (modes . '(php-mode web-mode))
                 (repeat . t))))

(eval-when-compile (require 'browse-url))

(with-eval-after-load 'browse-url
  (setq browse-url-browser-function 'browse-url-firefox))

(add-hook 'minibuffer-setup-hook 'electric-pair-local-mode)

(require 'shackle)
(shackle-mode)

(with-eval-after-load 'shr (load "oni-shr-init"))

(with-eval-after-load 'company (load "oni-company-init"))

(with-eval-after-load 'paredit
  (diminish 'paredit-mode))

(electric-indent-mode -1)

(defun oni:switch-newline-keys ()
  "Switch the C-j and RET keys in the local buffer."
  (if electric-indent-mode
      (progn
        (local-set-key (kbd "C-j") 'newline)
        (local-set-key (kbd "RET") 'electric-newline-and-maybe-indent))
    (local-unset-key (kbd "C-j"))
    (local-unset-key (kbd "RET"))))

(add-hook 'electric-indent-local-mode-hook #'oni:switch-newline-keys)

(with-eval-after-load 'autorevert
  (diminish 'auto-revert-mode
            (propertize (concat "  " (char-to-string #xf021))
                        'face '(:family "Font Awesome" :height 0.75))))

(diminish 'auto-fill-function
          (propertize (concat "  " (char-to-string #xf149))
                      'face '(:family "Font Awesome" :height 0.75)))

(require 'diff-hl)
(global-diff-hl-mode)

(defun oni:with-diff-hl-p4-args (orig-fun &rest args)
  (let ((p4-lowlevel-diff-switches '("-du0")))
    (apply orig-fun args)))

(with-eval-after-load 'vc-p4
  (add-function :around (symbol-function 'diff-hl-changes-buffer)
                #'oni:with-diff-hl-p4-args))

(diminish 'isearch-mode
          (propertize (concat "  " (char-to-string #xf002))
                      'face '(:family "Font Awesome" :height 0.75)))

(setq projectile-known-projects-file
      (oni:data-location "projectile-bookmarks.eld"))

(require 'projectile)

(with-eval-after-load 'projectile
  (setq projectile-mode-line
        '(:eval
          (if (file-remote-p default-directory)
              " P"
            (let ((name (projectile-project-name)))
              (if (string= "-" name)
                  ""
                (format " P[%s]" name)))))))

(setq projectile-cache-file
      (oni:data-location "projectile.cache"))

(projectile-mode)

(setq projectile-completion-system 'ivy)

(add-to-list 'projectile-project-root-files "yarn.lock")

(with-eval-after-load 'server
  (diminish 'server-buffer-clients
            (propertize (concat "  " (char-to-string #xf233))
                        'face '(:family "Font Awesome" :height 0.75))))

(with-eval-after-load 'slime
  (setq slime-lisp-implementations
        '((sbcl ("sbcl" "--noinform") :coding-system utf-8-unix)
          (clisp ("clisp") :coding-system utf-8-unix)))
  (setq slime-default-lisp 'sbcl)
  (slime-setup '(slime-fancy slime-company)))

(with-eval-after-load 'js (load "oni-js-mode-init"))

(with-eval-after-load 'php-mode (load "oni-php-mode-init"))

(with-eval-after-load 'sh-mode (load "oni-sh-mode-init"))

(with-eval-after-load 'css-mode (load "oni-css-mode-init"))

(with-eval-after-load 'elisp-mode (load "oni-emacs-lisp-mode-init"))

(with-eval-after-load 'scheme (load "oni-scheme-init"))

(with-eval-after-load 'compile (load "oni-compilation-init"))

(with-eval-after-load 'cc-mode (load "oni-java-init"))

(add-hook 'ielm-mode-hook 'paredit-mode)

(autoload 'mbsync-conf-mode "mbsync-conf-mode"
  "Major mode for editing mbsync configuration files."
  :interactive)

(add-to-list 'auto-mode-alist '("\\.mbsyncrc\\'" . mbsync-conf-mode))

(autoload 'msmtprc-mode "msmtprc-mode"
  "Major mode for editing msmtp configuration files."
  :interactive)

(add-to-list 'auto-mode-alist '("\\.msmtprc\\'" . msmtprc-mode))

(add-hook 'git-commit-mode-hook 'electric-quote-local-mode)

(add-hook 'python-mode-hook 'electric-pair-local-mode)

(add-hook 'python-mode-hook 'flycheck-mode)

(add-hook 'web-mode-hook 'oni-whitespace-only-tabs-mode)

(add-hook 'makefile-mode-hook 'oni-whitespace-only-tabs-mode)

(add-hook 'makefile-mode-hook 'electric-pair-local-mode)

(with-eval-after-load 'clojure-mode
  (require 'clojure-mode-extra-font-locking))

(add-hook 'clojure-mode-hook 'paredit-mode)

(add-hook 'clojure-mode-hook 'rainbow-delimiters-mode)

(eval-when-compile (require 'inf-lisp))

(defun oni:clojure-set-inferior-lisp ()
  (setq inferior-lisp-program "lein repl"))

(add-hook 'clojure-mode-hook 'oni-clojure-add-font-lock)
(add-hook 'clojure-mode-hook 'oni-clojure-add-indent)

(with-eval-after-load 'cider
  (setq cider-repl-pop-to-buffer-on-connect t))

(setq cider-show-error-buffer t
      cider-auto-select-error-buffer t)

(setq cider-repl-history-file
      (oni:data-location "cider-history"))

(setq cider-repl-wrap-history t)

(add-hook 'cider-repl-mode-hook 'paredit-mode)

(add-hook 'c-mode-hook 'electric-pair-local-mode)

(add-hook 'c-mode-hook 'electric-indent-local-mode)

(add-hook 'lisp-mode-hook 'paredit-mode)

(add-hook 'lisp-mode-hook 'rainbow-delimiters-mode)

(add-hook 'lisp-mode-hook 'company-mode)

(with-eval-after-load 'js2-mode (load "oni-js2-init"))

(add-hook 'html-mode-hook 'electric-pair-local-mode)

(with-eval-after-load 'cmake-mode (load "oni-cmake-init"))

(with-eval-after-load 'cc-mode (load "oni-cpp-init"))

(with-eval-after-load 'dired (load "oni-dired-init"))

(with-eval-after-load 'magit (load "oni-magit-init"))

(with-eval-after-load 'ediff (load "oni-ediff-init"))

(with-eval-after-load 'eshell (load "oni-eshell-init"))

(with-eval-after-load 'slack (load "oni-slack-init"))

(with-eval-after-load 'circe (load "oni-circe-init"))

(with-eval-after-load 'lui (load "oni-lui-init"))

(with-eval-after-load 'jabber (load "oni-jabber-init"))

(with-eval-after-load 'gnus (load "oni-gnus-init"))

(with-eval-after-load 'org (load "oni-org-init"))

(add-to-list 'grep-files-aliases '("js" . "*.js *.jsx *.json"))

(add-to-list 'grep-files-aliases '("css" . "*.css *.less *.sass *.scss"))

(setq custom-file (concat user-emacs-directory "custom.el"))
(load custom-file)

(provide 'init)
;;; init.el ends here