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;; Initialize package system.

(require 'package)

(setq package-archives
      '(("gnu"     .       "https://elpa.gnu.org/packages/")
        ("melpa"   .       "https://melpa.org/packages/")))

(package-initialize)

;; Run this manually from time to time to update package lists.
;(package-refresh-contents)

;; Use-package for civilized configuration

(unless (package-installed-p 'use-package)
  (package-install 'use-package))
(require 'use-package)
(setq use-package-always-ensure t)

;; Put customization in its own file.
(setq custom-file "~/.emacs.d/custom.el")
(load custom-file)


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;; Packages I like.

(use-package apache-mode)
(use-package diminish)
(use-package go-mode)
(use-package graphviz-dot-mode)
(use-package rust-mode)

(use-package magit
  :config
  (global-set-key (kbd "C-x g") 'magit-status))

(use-package yaml-mode
  :config
  (add-to-list 'auto-mode-alist '("\\.ick\\'" . yaml-mode))
  (add-to-list 'auto-mode-alist '("\\.vmdb\\'" . yaml-mode))
  (add-to-list 'auto-mode-alist '("\\.yaml\\'" . yaml-mode))
  (add-to-list 'auto-mode-alist '("\\.yml\\'" . yaml-mode)))

(use-package markdown-mode
  :config
  (add-to-list 'auto-mode-alist '("NEWS" . markdown-mode))
  (add-to-list 'auto-mode-alist '("README" . markdown-mode))
  (add-to-list 'auto-mode-alist '("\\.mdwn\\'" . markdown-mode)))

(use-package flycheck
  :init (global-flycheck-mode))

(use-package modus-operandi-theme
  :config
  (setq modus-operandi-theme-slanted-constructs t)
  (setq modus-operandi-theme-bold-constructs t)
  (load-theme 'modus-operandi t))



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;; UI tweaks.

;; Don't show help at startup
(setq inhibit-startup-screen t)

;; Disable tool bar in windows.
(tool-bar-mode 0)

;; Show column numbers in the mode line.
(column-number-mode t)
(setq column-number-indicator-zero-based nil)

;; Show line number before line.
(global-display-line-numbers-mode)
(set-face-attribute 'line-number nil
		    :height 0.7)
(set-face-attribute 'line-number-current-line nil
		    :foreground "#ff0000" :height 0.7)

;; Enable X CLIPBOARD selection, instead of PRIMARY.
(setq x-select-enable-clipboard t)

;; Show directories in the Buffers menu.
(setq buffers-menu-show-directories t)

;; Don't line wrap long lines.
(set-default 'truncate-lines t)

;; Show size in mode line.
(size-indication-mode)

;; Highlight current line.
(add-hook 'text-mode-hook 'hl-line-mode)
(add-hook 'prog-mode-hook 'hl-line-mode)


(when (display-graphic-p)
  (global-unset-key "\C-x\C-c")
  (global-unset-key "\C-z")
  (global-unset-key "\C-_")
  (global-unset-key (kbd "\C-x\C-z"))
  (global-unset-key (kbd "<insert>"))
  (global-set-key (kbd "C-=") 'text-scale-adjust)
  (global-set-key (kbd "C-+") 'text-scale-adjust)
  (global-set-key (kbd "C--") 'text-scale-adjust)
  (global-set-key (kbd "C-0") 'text-scale-adjust)
)


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;; Other tweaks.

;; Do not make backup files when saving.
(setq make-backup-files nil)

;; Turn on auto-fill-mode in all text modes automatically.
(setq text-mode-hook (quote (turn-on-auto-fill text-mode-hook-identify)))

;; Don't require double spaces to end sentences.
(setq sentence-end-double-space nil)

;; Base font size.
(set-face-attribute 'default nil
		    :height 130
		    :family "Hack")

;; Turn on flyspell spell checking.
(add-hook 'text-mode-hook 'flyspell-mode)
(add-hook 'prog-mode-hook 'flyspell-prog-mode)

;; Show matching parens.
(add-hook 'text-mode-hook 'show-paren-mode)
(add-hook 'prog-mode-hook 'show-paren-mode)