;; Set default font and fallback font via set-fontset-font
;; TODO(sterni): Investigate why ZWJ sequences aren't shaped properly
(let ((mono-font "Bitstream Vera Sans Mono-12")
(emoji-font "Noto Color Emoji-12"))
(setq default-frame-alist `((font . ,mono-font)))
(set-frame-font mono-font t t)
(set-fontset-font t nil emoji-font))
(setq inhibit-startup-message t
display-time-24hr-format t
select-enable-clipboard t)
;; Reload files
(global-auto-revert-mode 1)
;; Indent
(setq-default indent-tabs-mode nil)
(setq tab-width 2
css-indent-offset tab-width)
;; UTF-8
(setq locale-coding-system 'utf-8)
(set-terminal-coding-system 'utf-8)
(set-keyboard-coding-system 'utf-8)
(set-selection-coding-system 'utf-8)
(prefer-coding-system 'utf-8)
;; Disable unnecessary GUI elements
(scroll-bar-mode 0)
(menu-bar-mode 0)
(tool-bar-mode 0)
(add-hook 'after-make-frame-functions
(lambda (frame) (scroll-bar-mode 0)))
;; don't center on cursor when scrolling
(setq scroll-conservatively 1)
;; type less
(defalias 'yes-or-no-p 'y-or-n-p)
;; Extra settings when graphical session
(when window-system
(setq frame-title-format '(buffer-file-name "%f" ("%b")))
(mouse-wheel-mode t)
(blink-cursor-mode -1))
;; /tmp is a tmpfs, but we may want to recover from power loss
(custom-set-variables
`(temporary-file-directory ,(concat (getenv "HOME") "/.emacs/tmp")))
(setq auto-save-file-name-transforms
`((".*" ,temporary-file-directory t)))
(setq backup-directory-alist
`((".*" . ,temporary-file-directory)))
(setq undo-tree-history-directory-alist
`((".*" . ,temporary-file-directory)))
(setq backup-by-copying t)
(setq create-lockfiles nil)
;; save history
(savehist-mode)
(setq savehist-additional-variables '(search-ring regexp-search-ring magit-cl-history))
;; buffers
;; performance migitations
(global-so-long-mode)
;; unique component should come first for better completion
(setq uniquify-buffer-name-style 'forward)
;; completions
(ido-mode 1)
(setq ido-enable-flex-matching t)
(ido-everywhere)
(fido-mode)
;; Display column numbers
(column-number-mode t)
(setq-default fill-column 80)
(setq display-fill-column-indicator-column t)
(add-hook 'prog-mode-hook #'display-fill-column-indicator-mode)
;; whitespace
(setq whitespace-style '(face trailing tabs)
whitespace-line-column fill-column)
(add-hook 'prog-mode-hook #'whitespace-mode)
(setq-default indicate-empty-lines t)
(setq-default indicate-buffer-boundaries 'left)
(setq sentence-end-double-space nil)
;;; Configure built in modes
;; Perl
(setq perl-indent-level 2)
(setq perl-continued-statement-offset 0)
(setq perl-continued-brace-offset 0)
;; org mode
(setq org-clock-persist 'history)
(org-clock-persistence-insinuate)
(let ((org-folder (concat (getenv "HOME") "/files/sync/org")))
(setq org-agenda-files (directory-files-recursively org-folder "\\.org$")
org-default-notes-file (concat org-folder "/inbox.org")
initial-buffer-choice org-default-notes-file))
;; ediff
; doesn't create new window for ediff controls which I always open accidentally
(setq ediff-window-setup-function 'ediff-setup-windows-plain)
;; man
(setq Man-notify-method 'pushy) ; display man page in current window
;; shell
; default, but allows ';' as prompt
(setq shell-prompt-pattern "^[^#$%>;\n]*[#$%>;] *")
;; projects (see also evil config)
(setq project-switch-commands
'((project-find-file "Find file")
(project-find-regexp "Find regexp")
(project-dired "Dired")
(project-shell "Shell")))
;;; Configure packages
(require 'use-package)
(package-initialize)
(use-package undo-tree
:config
(global-undo-tree-mode)
(setq undo-tree-auto-save-history t))
(use-package magit
:after evil
:config
; reset (buffer-local) fill-column value to emacs' default
; gerrit doesn't like 80 column commit messages…
(add-hook 'git-commit-mode-hook (lambda () (setq fill-column 72)))
(evil-define-key 'normal 'global (kbd "<leader>gr") 'magit-status))
(use-package tvl
:after magit
:custom tvl-depot-path (concat (getenv "HOME") "/src/depot"))
(setq ediff-split-window-function 'split-window-horizontally)
(use-package evil
:init
(setq evil-want-integration t)
(setq evil-want-keybinding nil)
(setq evil-shift-width 2)
(setq evil-split-window-below t)
(setq evil-split-window-right t)
(setq evil-undo-system 'undo-tree)
:config
(evil-mode 1)
(evil-set-leader 'normal ",") ;; TODO(sterni): space would be nice, but…
(evil-set-leader 'visual ",")
;; buffer management
(evil-define-key 'normal 'global (kbd "<leader>bk") 'kill-buffer)
(evil-define-key 'normal 'global (kbd "<leader>bb") 'switch-to-buffer)
(evil-define-key 'normal 'global (kbd "<leader>bl") 'list-buffers)
(evil-define-key 'normal 'global (kbd "<leader>br") 'revert-buffer)
;; window management: C-w hjkl is annoying in neo
(define-key evil-window-map (kbd "<left>") 'evil-window-left)
(define-key evil-window-map (kbd "<right>") 'evil-window-right)
(define-key evil-window-map (kbd "<up>") 'evil-window-up)
(define-key evil-window-map (kbd "<down>") 'evil-window-down)
;; projects
(evil-define-key 'normal 'global (kbd "<leader>pf") 'project-find-file)
(evil-define-key 'normal 'global (kbd "<leader>pg") 'project-find-regexp)
(evil-define-key 'normal 'global (kbd "<leader>pd") 'project-dired)
(evil-define-key 'normal 'global (kbd "<leader>ps") 'project-shell)
(evil-define-key 'normal 'global (kbd "<leader>pR") 'project-query-replace-regexp)
(evil-define-key 'normal 'global (kbd "<leader>pK") 'project-kill-buffers)
(evil-define-key 'normal 'global (kbd "<leader>pp") 'project-switch-project)
;; emacs
(evil-define-key 'visual 'global (kbd "<leader>ee") 'eval-region)
(evil-define-key 'normal 'global (kbd "<leader>ee") 'eval-last-sexp)
(evil-define-key 'normal 'global (kbd "<leader>ep") 'eval-print-last-sexp)
(evil-define-key 'normal 'global (kbd "<leader>eh") 'help)
(evil-define-key 'normal 'global (kbd "<leader>em") 'man)
(evil-define-key '(normal visual) 'global (kbd "<leader>eu") 'browse-url-at-point)
(evil-define-key '(normal visual) 'global (kbd "<leader>ef") 'ffap)
;; modify what is displayed
(evil-define-key 'normal 'global (kbd "<leader>dw")
(lambda ()
(interactive)
(whitespace-mode 'toggle)
(display-fill-column-indicator-mode 'toggle)))
;; org-mode
(evil-define-key 'normal 'global (kbd "<leader>oa") 'org-agenda)
(evil-define-key 'normal 'global (kbd "<leader>oc") 'org-capture))
(use-package evil-collection
:after evil
:config
(evil-collection-init))
;; parens
(use-package rainbow-delimiters
:hook ((prog-mode . rainbow-delimiters-mode)))
(setq show-paren-delay 0)
(show-paren-mode)
(use-package paredit
:hook ((emacs-lisp-mode . paredit-mode)
(lisp-mode . paredit-mode)
(ielm-mode . paredit-mode)
(lisp-interaction-mode . paredit-mode)))
(use-package nix-mode :mode "\\.nix\\'")
(use-package nix-drv-mode :mode "\\.drv\\'")
(use-package direnv
:config (direnv-mode))
(use-package editorconfig
:config (editorconfig-mode 1))
(use-package haskell-mode)
(use-package lsp-mode
:hook ((haskell-mode . lsp-deferred))
:commands (lsp lsp-deferred))
(use-package lsp-haskell)
(use-package urweb-mode)
(use-package bqn-mode
:mode "\\.bqn\\'"
:custom bqn-mode-map-prefix "C-s-") ; probably rather using C-\
(use-package yaml-mode)
(use-package dockerfile-mode)
(use-package jq-mode
:config (add-to-list 'auto-mode-alist '("\\.jq\\'" . jq-mode)))
(use-package rust-mode)
(use-package sly
:after evil
:hook ((sly-mrepl-mode . (lambda ()
(enable-paredit-mode)
(rainbow-delimiters-mode-enable))))
:config
(evil-define-key '(normal insert) sly-mrepl-mode-map (kbd "C-r") 'isearch-backward))
; TODO(sterni): https://github.com/NixOS/nixpkgs/pull/173893/files
; (use-package ada-mode)
(use-package rainbow-mode)
(use-package hl-todo
:hook ((prog-mode . hl-todo-mode))
:config
(setq hl-todo-keyword-faces
'(("TODO" . "#FF0000")
("FIXME" . "#FF0000")
("HACK" . "#7f7f7f")
("XXX" . "#aa0000"))))
(use-package markdown-mode
:commands (markdown-mode gfm-mode)
:mode (("\\.md\\'" . markdown-mode)))
(use-package adoc-mode
:mode (("\\.adoc\\'" . adoc-mode)))
(use-package languagetool
:after evil
:custom
languagetool-java-arguments '("-Dfile.encoding=UTF-8")
languagetool-default-language "en-GB"
languagetool-mother-tongue "de-DE"
:config
(evil-define-key 'normal 'global (kbd "<leader>ll") 'languagetool-check)
(evil-define-key 'normal 'global (kbd "<leader>lc") 'languagetool-correct-at-point)
(evil-define-key 'normal 'global (kbd "<leader>ls") 'languagetool-set-language)
(evil-define-key 'normal 'global (kbd "<leader>lr") 'languagetool-clear-buffer))
(unless (server-running-p)
(server-start))
(require 'subscriptions) ; elfeed config
(require 'nix-inject)
(provide 'init)
