#+TITLE: My Emacs Configuration
#+AUTHOR: Tom Berg
#+OPTIONS: num:nil
* Lecical Binding
#+BEGIN_SRC emacs-lisp 
  ;;; ...  -*- lexical-binding: nil -*-
#+END_SRC
* Package
#+BEGIN_SRC emacs-lisp 
    ;; Initialize package sources
    (require 'package)

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

    (unless package-archive-contents
      (package-refresh-contents))

  ;; Bootstrap use-package
  (unless (package-installed-p 'use-package)
    (package-refresh-contents)
    (package-install 'use-package))
  (require 'use-package)
  (setq use-package-always-ensure t)
#+END_SRC
* UI
** Clean up
#+BEGIN_SRC emacs-lisp
  (setq inhibit-startup-message t)

  (scroll-bar-mode -1)        ; Disable visible scrollbar
  (tool-bar-mode -1)          ; Disable the toolbar
  (tooltip-mode -1)           ; Disable tooltips
  (set-fringe-mode 10)        ; Give some breathing room

  (menu-bar-mode -1)            ; Disable the menu bar

  (set-face-attribute 'default nil :font "MesloLGS NF" :height 140)
#+END_SRC
** Theme
#+BEGIN_SRC emacs-lisp 
 (use-package doom-themes
  :config
  ;; Best dark themes for focus:
  ;; doom-one, doom-dracula, doom-tokyo-night, doom-palenight
  (load-theme 'doom-tokyo-night t)
  
  ;; Enable flashing mode-line on errors
  (doom-themes-visual-bell-config)
  
  ;; Corrects org-mode's native fontification
  (doom-themes-org-config))

;; OR Alternative: Modus themes (high contrast, accessibility focused)
;; (use-package modus-themes
;;   :config
;;   (load-theme 'modus-vivendi t))  ; Dark theme

;; All-the-icons for visual indicators
(use-package all-the-icons
  :if (display-graphic-p))
  #+END_SRC
** Help
#+BEGIN_SRC emacs-lisp
  (which-key-mode)
  (use-package helpful
    :ensure t  ; Install from MELPA if not already present
    :bind
    ;; Replace default help commands with Helpful equivalents
    (("C-h f" . helpful-callable)    ; Functions, macros, and special forms
     ("C-h v" . helpful-variable)    ; Variables
     ("C-h k" . helpful-key)         ; Keybindings
     ("C-h x" . helpful-command)     ; Commands only
     ("C-h ." . helpful-at-point))   ; Symbol at point
    )
#+END_SRC 
* Evil Mode
#+BEGIN_SRC emacs-lisp 
  ;; Evil setup
  (use-package evil
    :ensure t
    :init
    (setq evil-want-integration t)
    (setq evil-want-keybinding nil)
    :config
    (evil-mode 1))

  ;; Evil Collection setup
  (use-package evil-collection
    :after evil
    :ensure t
    :config
    (evil-collection-init))
#+END_SRC
* Progaming 
** UI
#+BEGIN_SRC emacs-lisp
  (column-number-mode)
  (add-hook 'prog-mode-hook 'display-line-numbers-mode)
  (use-package rainbow-delimiters
    :hook (prog-mode . rainbow-delimiters-mode)
    )
#+END_SRC
** Magit
#+BEGIN_SRC emacs-lisp 
  (use-package magit
    :commands (magit-status magit-get-current-branch)
    :custom
    (magit-display-buffer-function #'magit-display-buffer-same-window-except-diff-v1))
#+END_SRC

** Format
#+BEGIN_SRC emacs-lisp
  (use-package format-all
    :commands format-all-mode
    :hook (prog-mode . format-all-mode)
    :config
    (setq-default format-all-formatters
                  '(("C"     (astyle "--mode=c"))
                    ("Shell" (shfmt "-i" "4" "-ci")))))
#+END_SRC
** treesit
#+BEGIN_SRC emacs-lisp 
  (use-package treesit-auto
    :custom
    (treesit-auto-install 'prompt)
    :config
    (treesit-auto-add-to-auto-mode-alist 'all)
    (delete 'rust treesit-auto-langs)
    (global-treesit-auto-mode))

#+END_SRC
** direnv 
#+BEGIN_SRC emacs-lisp 
  (use-package direnv
    :config
    (direnv-mode))
#+END_SRC
** Rust 
#+BEGIN_SRC emacs-lisp 
  (use-package rust-mode
    :init
    (setq rust-mode-treesitter-derive t)
    :config
    (add-hook 'rust-mode-hook 'eglot-ensure)
    (add-to-list 'auto-mode-alist '("\\.rs\\'" . rust-mode)))
#+END_SRC
** Haskell
#+BEGIN_SRC emacs-lisp 
  (use-package haskell-mode
    :config
    (add-to-list 'auto-mode-alist '("\\.hs\\'" . haskell-mode))
    (add-hook 'haskell-mode-hook 'eglot-ensure))
#+END_SRC
** Nix
#+BEGIN_SRC emacs-lisp 
  (add-to-list 'auto-mode-alist '("\\.nix\\'" . nix-ts-mode))
#+END_SRC

* Org
** Set up
#+BEGIN_SRC emacs-lisp 
  (defun dw/org-mode-setup ()
    (org-indent-mode)
    (variable-pitch-mode 1)
    (auto-fill-mode 0)
    (visual-line-mode 1)
    (setq evil-auto-indent nil))

  (use-package org
    :hook (org-mode . dw/org-mode-setup)
    :config
    (setq org-ellipsis " ▾"
          org-hide-emphasis-markers t))
#+END_SRC

** Roam
#+BEGIN_SRC emacs-lisp

#+END_SRC
* Completion Stack 
** Marginalia
#+BEGIN_SRC emacs-lisp 
  ;; Enable rich annotations using the Marginalia package
  (use-package marginalia
    ;; Bind `marginalia-cycle' locally in the minibuffer.  To make the binding
    ;; available in the *Completions* buffer, add it to the
    ;; `completion-list-mode-map'.
    :bind (:map minibuffer-local-map
                ("M-A" . marginalia-cycle))

    ;; The :init section is always executed.
    :init

    ;; Marginalia must be activated in the :init section of use-package such that
    ;; the mode gets enabled right away. Note that this forces loading the
    ;; package.
    (marginalia-mode))
#+END_SRC
** Orderless
#+BEGIN_SRC emacs-lisp 
  (use-package orderless
    :ensure t
    :custom
    (completion-styles '(orderless basic))
    (completion-category-defaults nil)
    (completion-category-overrides '((file (styles basic partial-completion)))))
#+END_SRC
** Vestico
#+BEGIN_SRC emacs-lisp 
  ;; Enable Vertico.
  (use-package vertico
    ;;:custom
    ;; (vertico-scroll-margin 0) ;; Different scroll margin
    ;; (vertico-count 20) ;; Show more candidates
    ;; (vertico-resize t) ;; Grow and shrink the Vertico minibuffer
    ;; (vertico-cycle t) ;; Enable cycling for `vertico-next/previous'
    :init
    (vertico-mode))

  ;; Persist history over Emacs restarts. Vertico sorts by history position.
  (use-package savehist
    :init
    (savehist-mode))

  ;; Emacs minibuffer configurations.
  (use-package emacs
    :custom
    ;; Support opening new minibuffers from inside existing minibuffers.
    (enable-recursive-minibuffers t)
    ;; Hide commands in M-x which do not work in the current mode.  Vertico
    ;; commands are hidden in normal buffers. This setting is useful beyond
    ;; Vertico.
    (read-extended-command-predicate #'command-completion-default-include-p)
    ;; Do not allow the cursor in the minibuffer prompt
    (minibuffer-prompt-properties
     '(read-only t cursor-intangible t face minibuffer-prompt)))
#+END_SRC
** Embark
#+BEGIN_SRC emacs-lisp 
  (use-package embark
    :ensure t

    :bind
    (("C-." . embark-act)         ;; pick some comfortable binding
     ("C-;" . embark-dwim)        ;; good alternative: M-.
     ("C-h B" . embark-bindings)) ;; alternative for `describe-bindings'

    :init

    ;; Optionally replace the key help with a completing-read interface
    (setq prefix-help-command #'embark-prefix-help-command)

    ;; Show the Embark target at point via Eldoc. You may adjust the
    ;; Eldoc strategy, if you want to see the documentation from
    ;; multiple providers. Beware that using this can be a little
    ;; jarring since the message shown in the minibuffer can be more
    ;; than one line, causing the modeline to move up and down:

    ;; (add-hook 'eldoc-documentation-functions #'embark-eldoc-first-target)
    ;; (setq eldoc-documentation-strategy #'eldoc-documentation-compose-eagerly)

    :config

    ;; Hide the mode line of the Embark live/completions buffers
    (add-to-list 'display-buffer-alist
                 '("\\`\\*Embark Collect \\(Live\\|Completions\\)\\*"
                   nil
                   (window-parameters (mode-line-format . none)))))

  ;; Consult users will also want the embark-consult package.
  (use-package embark-consult
    :ensure t ; only need to install it, embark loads it after consult if found
    :hook
    (embark-collect-mode . consult-preview-at-point-mode))
#+END_SRC
** Consult
#+BEGIN_SRC emacs-lisp 
  ;; configuration for Consult
  (use-package consult
    ;; Replace bindings. Lazily loaded by `use-package'.
    :bind (;; C-c bindings in `mode-specific-map'
           ("C-c M-x" . consult-mode-command)
           ("C-c h" . consult-history)
           ("C-c k" . consult-kmacro)
           ("C-c m" . consult-man)
           ("C-c i" . consult-info)
           ([remap Info-search] . consult-info)
           ;; C-x bindings in `ctl-x-map'
           ("C-x M-:" . consult-complex-command)     ;; orig. repeat-complex-command
           ("C-x b" . consult-buffer)                ;; orig. switch-to-buffer
           ("C-x 4 b" . consult-buffer-other-window) ;; orig. switch-to-buffer-other-window
           ("C-x 5 b" . consult-buffer-other-frame)  ;; orig. switch-to-buffer-other-frame
           ("C-x t b" . consult-buffer-other-tab)    ;; orig. switch-to-buffer-other-tab
           ("C-x r b" . consult-bookmark)            ;; orig. bookmark-jump
           ("C-x p b" . consult-project-buffer)      ;; orig. project-switch-to-buffer
           ;; Custom M-# bindings for fast register access
           ("M-#" . consult-register-load)
           ("M-'" . consult-register-store)          ;; orig. abbrev-prefix-mark (unrelated)
           ("C-M-#" . consult-register)
           ;; Other custom bindings
           ("M-y" . consult-yank-pop)                ;; orig. yank-pop
           ;; M-g bindings in `goto-map'
           ("M-g e" . consult-compile-error)
           ("M-g f" . consult-flymake)               ;; Alternative: consult-flycheck
           ("M-g g" . consult-goto-line)             ;; orig. goto-line
           ("M-g M-g" . consult-goto-line)           ;; orig. goto-line
           ("M-g o" . consult-outline)               ;; Alternative: consult-org-heading
           ("M-g m" . consult-mark)
           ("M-g k" . consult-global-mark)
           ("M-g i" . consult-imenu)
           ("M-g I" . consult-imenu-multi)
           ;; M-s bindings in `search-map'
           ("M-s d" . consult-find)                  ;; Alternative: consult-fd
           ("M-s c" . consult-locate)
           ("M-s g" . consult-grep)
           ("M-s G" . consult-git-grep)
           ("M-s r" . consult-ripgrep)
           ("M-s l" . consult-line)
           ("M-s L" . consult-line-multi)
           ("M-s k" . consult-keep-lines)
           ("M-s u" . consult-focus-lines)
           ;; Isearch integration
           ("M-s e" . consult-isearch-history)
           :map isearch-mode-map
           ("M-e" . consult-isearch-history)         ;; orig. isearch-edit-string
           ("M-s e" . consult-isearch-history)       ;; orig. isearch-edit-string
           ("M-s l" . consult-line)                  ;; needed by consult-line to detect isearch
           ("M-s L" . consult-line-multi)            ;; needed by consult-line to detect isearch
           ;; Minibuffer history
           :map minibuffer-local-map
           ("M-s" . consult-history)                 ;; orig. next-matching-history-element
           ("M-r" . consult-history))                ;; orig. previous-matching-history-element

    ;; Enable automatic preview at point in the *Completions* buffer. This is
    ;; relevant when you use the default completion UI.
    :hook (completion-list-mode . consult-preview-at-point-mode)

    ;; The :init configuration is always executed (Not lazy)
    :init

    ;; Tweak the register preview for `consult-register-load',
    ;; `consult-register-store' and the built-in commands.  This improves the
    ;; register formatting, adds thin separator lines, register sorting and hides
    ;; the window mode line.
    (advice-add #'register-preview :override #'consult-register-window)
    (setq register-preview-delay 0.5)

    ;; Use Consult to select xref locations with preview
    (setq xref-show-xrefs-function #'consult-xref
          xref-show-definitions-function #'consult-xref)

    ;; Configure other variables and modes in the :config section,
    ;; after lazily loading the package.
    :config

    ;; Optionally configure preview. The default value
    ;; is 'any, such that any key triggers the preview.
    ;; (setq consult-preview-key 'any)
    ;; (setq consult-preview-key "M-.")
    ;; (setq consult-preview-key '("S-<down>" "S-<up>"))
    ;; For some commands and buffer sources it is useful to configure the
    ;; :preview-key on a per-command basis using the `consult-customize' macro.
    (consult-customize
     consult-theme :preview-key '(:debounce 0.2 any)
     consult-ripgrep consult-git-grep consult-grep consult-man
     consult-bookmark consult-recent-file consult-xref
     consult--source-bookmark consult--source-file-register
     consult--source-recent-file consult--source-project-recent-file
     ;; :preview-key "M-."
     :preview-key '(:debounce 0.4 any))

    ;; Optionally configure the narrowing key.
    ;; Both < and C-+ work reasonably well.
    (setq consult-narrow-key "<") ;; "C-+"

    ;; Optionally make narrowing help available in the minibuffer.
    ;; You may want to use `embark-prefix-help-command' or which-key instead.
    ;; (keymap-set consult-narrow-map (concat consult-narrow-key " ?") #'consult-narrow-help)
    )  
#+END_SRC