nixos/config/emacs/emacs.org

• Emacs from scratch
  • move init.el to here
  • Finish Video
• Usage
• ui configuration
• Keymaps
• Fonts
• Package setup
• Packages
  • Command Log Mode
  • Command Autocompletion Packages
  • Custom Themes
  • Nerd-Fonts (All of the Icons doesnt work for me)
  • Rainbow Delimiters
    • find something like this for other languages
  • Keybinding autocompletion
  • Custom Modeline
  • Better help menu
  • General Leader Key
  • Evil Mode (vim)
  • Hydra for scaling text
  • Helpful for projects
  • Org-Mode
  • Dev Packages
    • Magit (git in emacs)
    • Forge for Magit (Adds github, gitlab, etc PRs and Issues to magit)
    • Lsp-mode
      • Language Servers
      • Better lsp mode ui
      • Languages
        • Typescript
    • Company Mode (Better Autocompletion)
• Org Mode Configuration Setup
  • Babel Languages
  • Auto-tangle Configuration

#+title Sakomacs configuration

Emacs from scratch

DONE move init.el to here

CLOSED: [2023-09-08 Fri 23:20]

• State "DONE" from "TODO" [2023-09-08 Fri 23:20]

TODO Finish Video

video: https://youtu.be/E-NAM9U5JYE?t=1403

Usage

M-x org-bable-tangle

ui configuration

  ;; UI/UX
  (setq inhibit-startup-message t)
  ;; make it look like neovim a little
  (scroll-bar-mode -1)
  (tool-bar-mode -1)
  (tooltip-mode -1)
  (set-fringe-mode 10)
  (menu-bar-mode -1)
  ;; Line Numbers
  (column-number-mode)
  (global-display-line-numbers-mode t)
  ;; disable line numbers on some modes
  (dolist (mode '(org-mode-hook
                  term-mode-hook
                  eshell-mode-hook))
    (add-hook mode (lambda () (display-line-numbers-mode 0))))
  ;; Bell
  (setq visible-bell t)

Keymaps

(global-set-key (kbd "C-M-j") 'counsel-switch-buffer)
(global-set-key (kbd "<escape>") 'keyboard-escape-quit)

Fonts

      ;; Font
      (set-face-attribute `default nil :font "JetBrains Mono" :height 125)

Package setup

;; Package related stuqff
(require `package)

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

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

;; Init package for non-linux
(unless (package-installed-p `use-package)
  (package-install `use-package))

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

Packages

Command Log Mode

  (use-package command-log-mode)

Command Autocompletion Packages

;; better search
(use-package swiper)
;; better commands
(use-package counsel)
;; autocompletion on commands (?)
(use-package ivy
  :diminish
  :bind (("C-s" . swiper)
         :map ivy-minibuffer-map
         ("TAB" . ivy-alt-done)	
         ("C-l" . ivy-alt-done)
         ("C-j" . ivy-next-line)
         ("C-k" . ivy-previous-line)
         :map ivy-switch-buffer-map
         ("C-k" . ivy-previous-line)
         ("C-l" . ivy-done)
         ("C-d" . ivy-switch-buffer-kill)
         :map ivy-reverse-i-search-map
         ("C-k" . ivy-previous-line)
	 ("C-d" . ivy-reverse-i-search-kill))
  :demand
  :config
  (ivy-mode 1))
;; better ivy autocompletion
(use-package ivy-rich
  :init
  (ivy-rich-mode 1))

;; counsel M+X
(use-package counsel
  :bind (("M-x" . counsel-M-x)
	 ("C-x b" . counsel-ibuffer)
	 ("C-x C-f" . counsel-find-file)
	 :map minibuffer-local-map
	 ("C-r" . 'counsel-minibuffer-history))
  :config
  (setq ivy-inital-inputs-alist nil))

Custom Themes

  (use-package doom-themes
  :ensure t
  :config
  ;; Global settings (defaults)
  (setq doom-themes-enable-bold t    ; if nil, bold is universally disabled
        doom-themes-enable-italic t) ; if nil, italics is universally disabled
  ;; load the theme
  (load-theme 'doom-challenger-deep t)

  ;; Enable flashing mode-line on errors
  (doom-themes-visual-bell-config))
  ;; Enable custom neotree theme (all-the-icons must be installed!)
  ;;(doom-themes-neotree-config)
  ;; or for treemacs users
  ;;(setq doom-themes-treemacs-theme "doom-atom") ; use "doom-colors" for less minimal icon theme
  ;;(doom-themes-treemacs-config)
  ;; Corrects (and improves) org-mode's native fontification.
  ;;(doom-themes-org-config))

Nerd-Fonts (All of the Icons doesnt work for me)

(use-package nerd-icons
  :custom
  ;; "Symbols Nerd Font Mono" is the default and is recommended
  ;; but you can use any other Nerd Font if you want
  (nerd-icons-font-family "JetBrainsMono NF")
  )

Rainbow Delimiters

TODO find something like this for other languages

(use-package rainbow-delimiters
  :hook (prog-mode . rainbow-delimiters-mode))

Keybinding autocompletion

(use-package which-key
  :init (which-key-mode)
  :diminish which-key-mode
  :config
  (setq which-key-idle-delay 1))

Custom Modeline

(use-package doom-modeline
  :ensure t
  :init (doom-modeline-mode 1)
  :custom ((doom-modeline-height 35)))

Better help menu

(use-package helpful
  :ensure t
  :custom
  (counsel-describe-function-function #'helpful-callable)
  (counsel-describe-variable-function #'helpful-variable)
  :bind
  ([remap describe-function ] . counsel-describe-function)
  ([remap describe-command] . helpful-command)
  ([remap describe-variable] . counsel-describe-variable)
  ([remap describe-key] . helpful-key))

General Leader Key

(use-package general
  :config
  (general-create-definer sakomacs/leader-keys
    :keymaps `(normal insert visual emacs)
    :prefix "SPC"
    :global-prefix "C-SPC")
  (sakomacs/leader-keys
    "t" `(:ignore t :which-key "toggles")
    "tt" `(counsel-load-theme :which-key "choose theme")))

Evil Mode (vim)

(use-package evil
  :init
  (setq evil-want-integration t)
  (setq evil-want-keybinding nil)
  (setq evil-want-C-u-scroll t)
  (setq evil-want-C-i-jump nil)
  :hook (evil-mode . sakomacs/evil-hook)
  :ensure t
  :demand
  :config
  (evil-mode 1)
  (define-key evil-insert-state-map (kbd "C-g") 'evil-normal-state)
  (define-key evil-insert-state-map (kbd "C-h") `evil-delete-backward-char-and-join)

  ;; visual line motion
  (evil-global-set-key 'motion "j" 'evil-next-visual-line)
  (evil-global-set-key 'motion "k" 'evil-previous-visual-line)

  (evil-set-initial-state 'messages-buffer-mode 'normal)
  (evil-set-initial-state 'dashboard-mode 'normal))

;; extra things for Evil
(use-package evil-collection
  :after evil
  :config
  (evil-collection-init))

Hydra for scaling text

(use-package hydra)
(defhydra hydra-text-scale (:timeout 4)
  "scale text"
  ("j" text-scale-increase "in")
  ("k" text-scale-decrease "out")
  ("f" nil "finished" :exit t))

(sakomacs/leader-keys
  "ts" '(hydra-text-scale/body :which-key "scale text"))

Helpful for projects

(use-package projectile
  :diminish projectile-mode
  :demand
  :config (projectile-mode)
  :custom ((projectile-completion-system 'ivy))
  :bind-keymap
  ("C-c p" . projectile-command-map)
  :init
  (when (file-directory-p "~/dev")
    (setq projectile-project-search-path '("~/dev")))
  (setq projectile-switch-project-action #'projectile-dired))

(use-package counsel-projectile
  :config (counsel-projectile-mode))

Org-Mode

(defun sakomacs/org-mode-setup ()
  (org-indent-mode)
  (variable-pitch-mode 1)
  (visual-line-mode 1))

(use-package org
  :hook (org-mode . sakomacs/org-mode-setup)
  :config
  (setq org-ellipsis "▼")
  (setq org-agenda-start-with-log-mode t)
  (setq org-log-done 'time)
  (setq org-log-into-drawer t)

  ;; org habits thing
  (require 'org-habit)
  (add-to-list 'org-modules 'org-habit)
  (setq org-habit-graph-column 60)

  ;; archive thingy i forgot
  (setq org-refile-targets
      '(("archive.org" :maxlevel . 1)))

  ;; save org buffer before refile
  (advice-add 'org-refile :after 'org-save-all-org-buffers)

  ;; org mode src thing
  (require 'org-tempo)

  (add-to-list 'org-structure-template-alist '("sh" . "src shell"))
  (add-to-list 'org-structure-template-alist '("el" . "src emacs-lisp"))
  (add-to-list 'org-structure-template-alist '("py" . "src python"))
  
  ;; extra keywords
  (setq org-todo-keywords
   '((sequence "TODO(t)" "NEXT(n)" "|" "DONE(d!)")
     (sequence "PLAN(p)" "READY(r)" "ACTIVE(a)" "HOLD(h)" "|" "COMPLETED(c)" "CANC(k@)")  )

  ;; custom commands for org-agenda
 (setq org-agenda-custom-commands
   '(("d" "Dashboard"
     ((agenda "" ((org-deadline-warning-days 7)))
      (todo "NEXT"
        ((org-agenda-overriding-header "Next Tasks")))
      (tags-todo "agenda/ACTIVE" ((org-agenda-overriding-header "Active Projects")))))

    ("n" "Next Tasks"
     ((todo "NEXT"
        ((org-agenda-overriding-header "Next Tasks")))))

    ("W" "Work Tasks" tags-todo "+work-email")

    ;; Low-effort next actions
    ("e" tags-todo "+TODO=\"NEXT\"+Effort<15&+Effort>0"
     ((org-agenda-overriding-header "Low Effort Tasks")
      (org-agenda-max-todos 20)
      (org-agenda-files org-agenda-files)))

    ("w" "Workflow Status"
      (todo "PLAN"
            ((org-agenda-overriding-header "In Planning")
             (org-agenda-todo-list-sublevels nil)
             (org-agenda-files org-agenda-files)))
      (todo "READY"
            ((org-agenda-overriding-header "Ready for Work")
             (org-agenda-files org-agenda-files)))
      (todo "ACTIVE"
            ((org-agenda-overriding-header "Active Projects")
             (org-agenda-files org-agenda-files)))
      (todo "COMPLETED"
            ((org-agenda-overriding-header "Completed Projects")
             (org-agenda-files org-agenda-files)))
      (todo "CANC"
            ((org-agenda-overriding-header "Cancelled Projects")
             (org-agenda-files org-agenda-files))))))) 

  (setq org-agenda-files
	'("~/org/tasks.org")
	'("~/org/work.org"))

  (setq org-adapt-indentation t)

  (setq org-capture-templates
  `(("t" "Tasks / Projects")
    ("tt" "Task" entry (file+olp "~/org/tasks.org" "Inbox")
    "* TODO %?\n  %U\n  %a\n  %i" :empty-lines 1))))


;; i need more bullets, i need more bullets, i need more bullets, bigger weapons, bigger weapons, bigger weapons
;; thanks for the protein sir
(use-package org-bullets
  :after org
  :hook (org-mode . org-bullets-mode)
  :custom
  (org-bullets-bullet-list '("◉" "○" "●" "○" "●" "○" "●")))

;; word
(defun sakomacs/org-mode-visual-fill ()
  (setq visual-fill-column-width 100
	visual-fill-column-center-text t)
  (visual-fill-column-mode 1))

(use-package visual-fill-column
  :hook (org-mode . sakomacs/org-mode-visual-fill))

Dev Packages

Magit (git in emacs)

(use-package magit
  :custom
  (magit-display-buffer-function #'magit-display-buffer-same-window-except-diff-v1))

Forge for Magit (Adds github, gitlab, etc PRs and Issues to magit)

make sure to setup authinfo

(use-package forge
  :after magit)
(setq auth-sources '("~/.authinfo"))

Lsp-mode

#+end_src

Language Servers

  (defun sakomacs/lsp-mode-setup ()
  (setq lsp-headerline-breadcrumb-segments '(path-up-to-project file symbols))
  (lsp-headerline-breadcrumb-mode))

  :hook (lsp-mode . sakomacs/lsp-mode-setup)

  (use-package lsp-mode
    :commands (lsp lsp-deferred)
    :hook (lsp-mode . sakomacs/lsp-mode-setup)
    :init
    (setq lsp-keymap-prefix "C-c l")
    :config
    (lsp-enable-which-key-integration t))

Better lsp mode ui

(use-package lsp-ui
  :hook (lsp-mode . lsp-ui-mode)
  :custom
  (lsp-ui-doc-position 'bottom))

Languages

Typescript

  (use-package js2-mode
  :mode "\\.js\\'"
  :hook (js2-mode . lsp-deferred))

Company Mode (Better Autocompletion)

(use-package company
  :after lsp-mode
  :hook (lsp-mode . company-mode)
  :bind (:map company-active-map
         ("<tab>" . company-complete-selection))
        (:map lsp-mode-map
         ("<tab>" . company-indent-or-complete-common))
  :custom
  (company-minimum-prefix-length 1)
  (company-idle-delay 0.0))

(use-package company-box
  :hook (company-mode . company-box-mode))

Org Mode Configuration Setup

Babel Languages

   (org-babel-do-load-languages
  'org-babel-load-languages
  '((emacs-lisp . t)
    (python . t)))

Auto-tangle Configuration

  (defun sakomacs/org-babel-tangle-config ()
    (when (string-equal (buffer-file-name)
                        (expand-file-name "~/nixos/config/emacs/emacs.org"))
      (let ((org-confirm-babel-evaluate nil))
        (org-babel-tangle)))
    (add-hook 'org-mode-hook (lambda () (add-hook 'after-save-hook #'sakomacs/org-babel-tangle-config))))