#+TITLE: Emacs Configuration
#+AUTHOR: Mars (@pupbrained)
#+EMAIL: mars@pupbrained.xyz

* Basic Setup

** Server

#+begin_src emacs-lisp
  (require 'bind-key)
  (load "server")
  (unless (server-running-p) (server-start))
#+end_src

** Disable Auto-Save and Backup

*** (I don't like having ~#file#~ and ~file~~ everywhere in my directories)

#+begin_src emacs-lisp
  (setq auto-save-default nil)
  (setq make-backup-files nil)
#+end_src

** Enable Real Auto Save

#+begin_src emacs-lisp
  (use-package real-auto-save
    :ensure t
    :config
    (setq real-auto-save-interval 1)
    (add-hook 'prog-mode-hook 'real-auto-save-mode))
#+end_src

** No Scratch On Open

#+begin_src emacs-lisp
  (setq initial-scratch-message nil)
  (setq initial-buffer-choice nil)

  (add-hook 'emacs-startup-hook
      (lambda ()
        (when (and (get-buffer "*scratch*")
       (not (eq (current-buffer) (get-buffer "*scratch*"))))
    (kill-buffer "*scratch*"))))
#+end_src

** Dirvish

#+begin_src emacs-lisp
  (use-package dirvish
    :ensure t
    :config
    (dirvish-override-dired-mode)
    (dirvish-side-follow-mode)
    (setq dired-mouse-drag-files t)
    (setq mouse-drag-and-drop-region-cross-program t))

  ;; Addtional syntax highlighting for dired
  (use-package diredfl
    :ensure t
    :hook
    ((dired-mode . diredfl-mode)
     (dirvish-directory-view-mode . diredfl-mode))
    :config
    (set-face-attribute 'diredfl-dir-name nil :bold t))

  (use-package all-the-icons
    :ensure t)

  (use-package ns-auto-titlebar
    :ensure t
    :config
    (when (eq system-type 'darwin) (ns-auto-titlebar-mode)))
#+end_src

** Fix Indents + Enable Autopairs

#+begin_src emacs-lisp
  (electric-indent-mode 1)
  (electric-pair-mode 1)
  (setq c-basic-offset 2)
  (setq-default indent-tabs-mode nil)

  (use-package evil
    :ensure t
    :init
    (setq evil-split-window-below t)
    (setq evil-undo-system 'undo-tree)
    (setq evil-vsplit-window-right t)
    (setq evil-want-C-i-jump nil)
    (setq evil-want-C-u-scroll t)
    (setq evil-want-integration t)
    (setq evil-want-integration t)
    (setq evil-want-keybinding nil)
    :config
    (evil-mode 1))

  (use-package evil-collection
    :ensure t
    :config
    (evil-collection-init))

  (use-package evil-leader
    :ensure t
    :config
    (global-evil-leader-mode)
    (setq evil-leader/leader "<SPC>")
    (evil-leader/set-key "a" #'eglot-code-actions)
    (evil-leader/set-key "bd" #'kill-this-buffer)
    (evil-leader/set-key "e" #'dirvish-side))

  (use-package eglot
    :hook (emacs-lisp-mode . eglot-ensure))

  (use-package catppuccin-theme
    :ensure t
    :demand t
    :config
    (load-theme 'catppuccin t))

  (setq auto-save-default nil)
  (setq make-backup-files nil)
#+end_src

** Rainbow Delimiters

#+begin_src emacs-lisp
  (use-package rainbow-delimiters
    :ensure t
    :config
    (add-hook 'prog-mode-hook 'rainbow-delimiters-mode))
#+end_src

** Disable Bars

#+begin_src emacs-lisp
  (menu-bar-mode -1)
  (scroll-bar-mode -1)
  (tool-bar-mode -1)
#+end_src

** Line Numbers

#+begin_src emacs-lisp
  (global-display-line-numbers-mode t)

  (setq display-line-numbers-type 'relative)

  (dolist (mode '(term-mode-hook
      vterm-mode-hook
      shell-mode-hook
      dirvish-setup-hook
      eshell-mode-hook))
    (add-hook mode (lambda () (display-line-numbers-mode 0))))
#+end_src

** Vim-Style Scrolling

#+begin_src emacs-lisp
  (setq scroll-step 3
        scroll-conservatively 9999)
#+end_src

** System-Specific Settings

#+begin_src emacs-lisp
  (cond
   ((eq system-type 'darwin)
    (setq default-frame-alist '((font . "Iosevka Comfy-14"))))
   ((eq system-type 'gnu/linux)
    (setq default-frame-alist '((font . "Maple Mono NF-12")
        (undecorated . t)))))
#+end_src

** Use Short Answers

#+begin_src emacs-lisp
  (setq use-short-answers t)
#+end_src

** Undo Tree

#+begin_src emacs-lisp
  (use-package undo-tree
    :ensure t
    :demand t
    :config
    (global-undo-tree-mode)
    (setq undo-tree-history-directory-alist '(("." . "~/.emacs.d/undo"))))
#+end_src

** Dashboard

#+begin_src emacs-lisp
  (use-package dashboard
    :ensure t
    :config
    (dashboard-setup-startup-hook)
    (setq dashboard-startup-banner 'logo)
    (setq dashboard-center-content t)
    (setq dashboard-vertically-center-content t)
    (setq dashboard-startup-banner 'logo)
    (setq initial-buffer-choice (lambda () (get-buffer "*dashboard*")))
    (setq recentf-exclude '("~/.emacs.d/.cache/treemacs-persist")))
#+end_src