.emacs

;; Useful stuff for .emacs

;;;;;
;; Key-bindings
;;;;;
(global-set-key (kbd "C-x C-b") 'ibuffer)
(global-set-key (kbd "C-c C-q") 'comment-or-uncomment-region)


;;;;;
;; Variables
;;;;;
;; No tabs goddamnit
(setq-default indent-tabs-mode nil)

;; Prefer to split vertically
(setq split-height-threshold nil)
(setq split-width-threshold 0)

;; Get rid of annoying help screen if on by default
(setq inhibit-startup-screen t)


;;;;;
;; Set up MELPA
;;;;;
(require 'package)
(add-to-list 'package-archives '("melpa" . "http://melpa.org/packages/") t)
(package-initialize)

;;;;;
;; Set encoding for open/save explicitly. Necessary for Windows, or you might get Latin-1
;;;;;
(set-language-environment "UTF-8")
(prefer-coding-system 'utf-8-unix)
(setq-default buffer-file-coding-system 'utf-8-unix)

;;;;;
;; Mac specific
;;;;;
;; Set proper user environment
(when (memq window-system '(mac ns))
  ;; Set proper user environment
  (exec-path-from-shell-initialize)
  ;; Fix left ALT button on Mac
  (setq ns-right-alternate-modifier nil))


;;;;;
;; Package configuration
;;;;;
;; Bootstrap use-package
(unless (package-installed-p 'use-package)
  (package-refresh-contents)
  (package-install 'use-package))

;; helm
(use-package helm
  :init (progn
	  (require 'helm-config)
	  (require 'helm-ls-git))
  :bind (("M-x" . helm-M-x)
	 ("M-y" . helm-show-kill-ring)))

;; helm-projectile
(use-package helm-projectile
  :init (progn
	  (projectile-global-mode)
	  (setq projectile-completion-system 'helm)
	  (helm-projectile-on)
	  (setq projectile-use-git-grep 1)))

;; helm-swoop
(use-package helm-swoop
  :bind ("C-S-s" . helm-swoop))

;; flycheck
(use-package flycheck
  :init (global-flycheck-mode))
  
;; avy
(use-package avy
  :ensure t
  :init (setq avy-background t)
  :bind (("M-s" . avy-goto-word-1)))


;;;;;
;; Various
;;;;;
;; Delete trailing whitespace when saving
(add-hook 'before-save-hook 'delete-trailing-whitespace)

;; Highlight matching parenthesis
(add-hook 'prog-mode-hook 'show-paren-mode)


;;;;;
;; Theme
;;;;;
;; Use solarized from https://github.com/sellout/emacs-color-theme-solarized
(add-to-list 'custom-theme-load-path "~/.emacs.d/emacs-color-theme-solarized/")
(setq frame-background-mode (quote dark))
(load-theme 'solarized t)

;; Add/Overwrite some faces for solarized
(custom-theme-set-faces
 'solarized
 '(helm-match ((t (:inherit match :inverse-video nil))))
 '(helm-header ((t (:inherit header-line
                             :height 1.2))))
 '(helm-selection ((t (:background "ForestGreen" :foreground "black" :inverse-video nil))))
 '(helm-source-header ((t (:foreground "#b2d7ff" :background nil
                                       :weight bold))))
 '(helm-swoop-target-word-face ((t (:inherit helm-match))))
 '(helm-swoop-target-line-face ((t (:inherit helm-selection))))
 '(avy-lead-face ((t (:foreground "#e52b50"))))
 '(avy-lead-face-0 ((t (:foreground "white"))))
 '(avy-lead-face-1 ((t (:foreground "#4f57f9"))))
 '(avy-lead-face-2 ((t (:foreground "#f86bf3")))))