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;; symlink this file to ~/.emacs

;; Nicer defaults

(setq compilation-scroll-output t)
(setq column-number-mode t)               ; in the mode line
(setq-default show-trailing-whitespace t)
(setq org-startup-folded t)
(xterm-mouse-mode 1)
(save-place-mode t)

(setq custom-file "~/.emacs.d/disable-custom-variable-saving")

;; From https://www.emacswiki.org/emacs/SmoothScrolling#h5o-8
(setq scroll-step 1)
(setq scroll-conservatively 10000)
(setq auto-window-vscroll nil)

;; Do not spill temporary files everywhere
;; https://stackoverflow.com/a/18330742
(defvar --backup-directory (concat user-emacs-directory "backups"))
(if (not (file-exists-p --backup-directory))
        (make-directory --backup-directory t))
(setq backup-directory-alist `(("." . ,--backup-directory)))

;; Colorblind friendly theme.
(require-theme 'modus-themes)
(load-theme 'modus-vivendi :no-confirm)

(global-whitespace-mode)
(setopt whitespace-style '(tab-mark))

(require 'use-package-ensure)
(setq use-package-always-ensure t)

(require 'package)
(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/") t)
(package-initialize)

;; Install xclip so cutting/copying in Emacs on a terminal affects the graphical clipboard
(use-package xclip
  :ensure t
  :config
  (xclip-mode 1))

(editorconfig-mode 1)

;; Fancy undo
(use-package undo-tree
  :ensure t
  :config
  (global-undo-tree-mode)
  (setq undo-tree-visualizer-diff t)
  (setq undo-tree-visualizer-timestamp t)
  (setq undo-tree-auto-save-history t)
  ;; https://www.reddit.com/r/emacs/comments/tejte0/undotree_bug_undotree_files_scattering_everywhere/?rdt=39892
  (setq undo-tree-history-directory-alist '(("." . "~/.emacs.d/undo"))))

(fido-vertical-mode)

;; learn keyboard shortcuts
(which-key-mode)

;; LSP base for Rust and Java
(use-package lsp-mode
  :ensure t
  :init
  ;; Windows Terminal has rendering issues with lenses?
  (setq lsp-lens-enable nil)
  :custom (lsp-rust-features "all"))

(use-package lsp-ui
  :ensure t)
(use-package yasnippet
  :ensure t)

(yas-global-mode 1)

;; Rust support
(use-package rustic
  :ensure t
  :config
  (setq rustic-format-on-save t))

;; Python support
; https://github.com/jorgenschaefer/elpy/issues/1890#issuecomment-792361668
; Need to downgrade jedi to get it to work :(
(use-package elpy
  :ensure t
  :init
  (elpy-enable))

;;; Java Support
(use-package lsp-java
  :ensure t
  :config
  (add-hook 'java-mode-hook 'lsp)
  (add-hook 'java-mode-hook (lambda ()
                              (setq c-basic-offset 2
                                    indent-tabs-mode f))))

;; YAML support
(use-package yaml-mode
  :ensure t)

;; Puppet support; mostly for syntax highlighting

(use-package puppet-mode
  :ensure t)

(use-package ein :ensure t)

(use-package ledger-mode
  :ensure t)

;; Sometimes I like playing with Prolog
(setq prolog-system 'swi)
(setq auto-mode-alist (append '(("\\.pl\\'" . prolog-mode))
                              auto-mode-alist))

(add-hook 'markdown-mode-hook 'flymake-mode)
(add-hook 'rust-mode-hook 'flymake-mode)

(use-package flymake-vale
  :vc (:url "https://github.com/tpeacock19/flymake-vale.git"
            :rev :newest)
  :config
  (add-hook 'markdown-mode-hook #'flymake-vale-load)
  (add-hook 'rust-mode-hook #'flymake-vale-load)
  )