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:

;;;; Load path and autoloads

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

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

(load "oni-site-autoloads" :noerror :nomessage)

;;;; Package

(require 'package)

(eval-and-compile
  ;; ;; Add MELPA because it's the biggest package repository for Emacs.
  ;; (add-to-list 'package-archives
  ;;              '("melpa" . "https://melpa.org/packages/"))
  ;; ;; Add the Org package archive to be able to install the bleeding
  ;; ;; edge Org mode.
  ;; (add-to-list 'package-archives
  ;;              '("org" . "http://orgmode.org/elpa/"))
  ;; ;; Add my personal package archive so I can upload custom libraries
  ;; ;; and stuff there.
  ;; (add-to-list 'package-archives
  ;;              '("oni" . "https://ryuslash.org/elpa/"))
  (package-initialize))

;;;; Dependencies

(require 'counsel)
(require 'destroy-trailing-whitespace)
(require 'diff-hl)
(require 'diminish)
(require 'ivy)
(require 'ivy-hydra)
(require 'projectile)
(require 'shackle)

;;;; Settings

(setq delete-old-versions t)
(setq kept-new-versions 20)
(setq kept-old-versions 20)
(setq vc-make-backup-files t)
(setq version-control t)

(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 v") 'oni-hydra-magit/body)
(global-set-key (kbd "C-x f") 'ffap)
(global-set-key (kbd "C-x C-b") 'ibuffer)

(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)

(setq-default truncate-lines t)

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

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

(show-paren-mode)

(diminish 'ivy-mode)

(ivy-mode)

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

(counsel-mode)

(diminish 'counsel-mode)

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

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

(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)

(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)

(global-diff-hl-mode)
(blink-cursor-mode -1)

(defun oni:with-diff-hl-p4-args (orig-fun &rest args)
  "Add Perforce-specific command-line arguments to `diff-hl-mode'.

ORIG-FUN is the function being wrapped, ARGS are the arguments specified"
  (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))

(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)))))))

(projectile-mode)

(define-key projectile-mode-map (kbd "C-c p") 'projectile-command-map)

(setq projectile-completion-system 'ivy)

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

;; (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 'cider (load "oni-cider-init"))
(with-eval-after-load 'align (load "oni-align"))
(with-eval-after-load 'cc-mode (load "oni-cpp-init"))
(with-eval-after-load 'circe (load "oni-circe-init"))
(with-eval-after-load 'cmake-mode (load "oni-cmake-init"))
(with-eval-after-load 'compile (load "oni-compilation-init"))
(with-eval-after-load 'css-mode (load "oni-css-mode-init"))
(with-eval-after-load 'dired (load "oni-dired-init"))
(with-eval-after-load 'ediff (load "oni-ediff-init"))
(with-eval-after-load 'elec-pair (load "oni-elec-pair-init"))
(with-eval-after-load 'elisp-mode (load "oni-emacs-lisp-mode-init"))
(with-eval-after-load 'eshell (load "oni-eshell-init"))
(with-eval-after-load 'flycheck (load "oni-flycheck-init"))
(with-eval-after-load 'gnus (load "oni-gnus-init"))
(with-eval-after-load 'jabber (load "oni-jabber-init"))
(with-eval-after-load 'js (load "oni-js-mode-init"))
(with-eval-after-load 'js2-mode (load "oni-js2-init"))
(with-eval-after-load 'lui (load "oni-lui-init"))
(with-eval-after-load 'magit (load "oni-magit-init"))
(with-eval-after-load 'org (load "oni-org-init"))
(with-eval-after-load 'php-mode (load "oni-php-mode-init"))
(with-eval-after-load 'python-mode (load "oni-python-init"))
(with-eval-after-load 'ruby-mode (load "oni-ruby-init"))
(with-eval-after-load 'scheme (load "oni-scheme-init"))
(with-eval-after-load 'sh-mode (load "oni-sh-mode-init"))
(with-eval-after-load 'shackle (load "oni-shackle-init"))
(with-eval-after-load 'slack (load "oni-slack-init"))
(with-eval-after-load 'slime (load "oni-slime-init"))
(with-eval-after-load 'yasnippet (load "oni-yasnippet-init"))
(with-eval-after-load 'rust-mode (load "oni-rust-init"))

(add-hook 'ielm-mode-hook 'paredit-mode)
(add-hook 'prog-mode-hook 'goto-address-prog-mode)

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

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

(add-to-list 'auto-mode-alist '("\\.blade\\.php\\'" . web-mode))
(add-to-list 'auto-mode-alist '("\\.inc\\'" . php-mode))
(add-to-list 'auto-mode-alist '("\\.js\\'" . js2-mode))
(add-to-list 'auto-mode-alist '("\\.jsx\\'" . rjsx-mode))
(add-to-list 'auto-mode-alist '("\\.mbsyncrc\\'" . mbsync-conf-mode))
(add-to-list 'auto-mode-alist '("\\.module\\'" . php-mode))
(add-to-list 'auto-mode-alist '("\\.msmtprc\\'" . msmtprc-mode))
(add-to-list 'auto-mode-alist '("\\.targets\\'" . nxml-mode))
(add-to-list 'auto-mode-alist '("\\.proj\\'" . nxml-mode))

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

(add-hook 'makefile-mode-hook '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)

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

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

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

(add-hook 'c-mode-hook 'fci-mode)

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

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

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

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

(add-hook 'before-save-hook 'time-stamp)

(add-to-list 'grep-files-aliases '("js" . "*.js *.jsx *.json"))
(add-to-list 'grep-files-aliases '("css" . "*.css *.less *.sass *.scss"))
(add-to-list 'grep-files-aliases '("php" . "*.php *.inc *.module"))
(add-to-list 'grep-files-aliases '("msbuild" . "*.targets *.proj"))

(if (eq system-type 'windows-nt)
    (require 'oni-windows-nt))

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

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