emacs: Add mu4e, basic UI, org config

1 files changed, 964 insertions, 42 deletions

diff --git a/.emacs.d/emacs.org b/.emacs.d/emacs.org
index b202a7b..7a3a7c5 100644
--- a/.emacs.d/emacs.org
+++ b/.emacs.d/emacs.org
@@ -1,7 +1,7 @@
 #+TITLE: Emacs Configuration
 #+PROPERTY: header-args :tangle test.el
 #+auto_tangle: t
-#+STARTUP: show2levels 
+#+OPTIONS: num:nil toc:nil
 
 * Table of contents
 :PROPERTIES:
@@ -12,29 +12,56 @@
 - [[#setting-up-packages][Setting up Packages]]
   - [[#setup-for-guixsd-machines][Setup for GuixSD machines]]
   - [[#define-and-install-packages][Define and install packages]]
+    - [[#list-of-required-packages][List of required packages]]
+    - [[#installation--activation][Installation & activation]]
 - [[#ui-settings][UI Settings]]
   - [[#basic-ui][Basic UI]]
-  - [[#all-the-icons-diredel][all-the-icons-dired.el]]
+  - [[#dashboard][Dashboard]]
+  - [[#theme--modeline][Theme & modeline]]
+  - [[#ivy][Ivy]]
+  - [[#helpful][Helpful]]
+- [[#dired][Dired]]
+  - [[#keys][Keys]]
+  - [[#all-the-iconsel][All-the-icons.el]]
+- [[#terminals][Terminals]]
+  - [[#vterm][Vterm]]
+  - [[#eshell][Eshell]]
+- [[#key-bindings][Key-bindings]]
 - [[#functions][Functions]]
-- [[#mu4e-setup--email-configuration][mu4e setup | Email configuration]]
+- [[#mu4e--email-configuration][mu4e | Email Configuration]]
+  - [[#macos][MacOS]]
+  - [[#settings--context-setup][Settings & Context setup]]
+  - [[#shortcuts][Shortcuts]]
+  - [[#contexts][Contexts]]
 - [[#custom-key-bindings][Custom key-bindings]]
 - [[#org-mode-configuration][Org-mode Configuration]]
+  - [[#org-make-toc][org-make-toc]]
+  - [[#themes][Themes]]
+    - [[#dracula][Dracula]]
+    - [[#darkone][Darkone]]
+  - [[#settings][Settings]]
+  - [[#babel][Babel]]
+- [[#markdown][Markdown]]
+  - [[#theme][Theme]]
+  - [[#settings][Settings]]
+- [[#programming][Programming]]
+  - [[#essentials][Essentials]]
+    - [[#magit][Magit]]
+  - [[#emacs-lisp][Emacs lisp]]
+  - [[#lsp-mode][LSP-Mode]]
+  - [[#python][Python]]
+  - [[#json][JSON]]
+  - [[#javascript][Javascript]]
+- [[#elfeed][Elfeed]]
+- [[#pdf][PDF]]
+- [[#telega][Telega]]
+- [[#custom][Custom]]
+  - [[#chatgpt][ChatGPT]]
+  - [[#random-functions][Random functions]]
+- [[#exwm][EXWM]]
 :END:
 
-
 * TODO Setting up Packages
-#+begin_src emacs-lisp
-  (require 'package)
-  ;; recheck | Add custon snippets to my path
-  (add-to-list 'load-path "~/dotfiles/.emacs.d/snippets")
-
-  ;; Add the entire dotfiles folder in path,
-  ;; in case we need to load from .exwm.el
-  (add-to-list 'load-path "~/dotfiles")
-
-  ;; Set custom.el in a different file, in user-emacs-directory
-  (setq custom-file (concat user-emacs-directory "/custom.el"))
-#+end_src
 ** Setup for GuixSD machines
 We check the ~$HOSTNAME~, if it's one of my devices running GuixSD.
 we use ~guix-emacs-autoload-packages~ to load emacs packages installed using guix if ~t~
@@ -46,23 +73,13 @@ we use ~guix-emacs-autoload-packages~ to load emacs packages installed using gui
     (guix-emacs-autoload-packages))
 #+end_src
 ** Define and install packages
-First, we set our ~package-archives~
-#+begin_src emacs-lisp
-(setq package-archives '(("melpa" . "https://melpa.org/packages/")
-			 ("org" . "https://orgmode.org/elpa/")
-			 ("elpa" . "https://elpa.gnu.org/packages/")))
-#+end_src
-Load our emacs packages and activate them
-#+begin_src emacs-lisp
-(package-initialize)
-(unless package-archive-contents
-  (package-refresh-contents))
-#+end_src
-
-Now we list our packages in ~my-package-list~
+*** List of required packages
+Request the following packages:
 #+begin_src emacs-lisp
 (defconst my-package-list '(org-snooze
 			    all-the-icons
+			    all-the-icons-dired
+			    all-the-icons-ivy-rich
 			    general
 			    doom-themes
 			    doom-modeline
@@ -70,7 +87,6 @@ Now we list our packages in ~my-package-list~
 			    which-key
 			    ivy
 			    ivy-rich
-			    all-the-icons-ivy-rich
 			    helpful
 			    org
 			    org-modern
@@ -103,16 +119,24 @@ Now we list our packages in ~my-package-list~
 			    eshell-syntax-highlighting
 			    pdf-tools
 			    org-superstar
-			    mastodon))
+			    mastodon
+			    dashboard
+			    org-auto-tangle))
 #+end_src
-Now we define a list to be populated at each startup.
-/Contains the list of packages that need to be installed/
+*** Installation & activation
+Set our ~package-archives~, and install our packages
 #+begin_src emacs-lisp
+(setq package-archives '(("melpa" . "https://melpa.org/packages/")
+			 ("org" . "https://orgmode.org/elpa/")
+			 ("elpa" . "https://elpa.gnu.org/packages/")))
+(package-initialize)
+(unless package-archive-contents
+  (package-refresh-contents))
+
 (defvar my-missing-packages '()
-#+end_src
+  "List populated at each startup.
+Contains the list of packages that need to be installed.")
 
-Install missing packages
-#+begin_src emacs-lisp
 (dolist (p my-package-list)
   (when (not (package-installed-p p))
     (add-to-list 'my-missing-packages p)))
@@ -127,14 +151,912 @@ Install missing packages
   (setq my-missing-packages '()))
 
 (unless (package-installed-p 'use-package)
-(package-install 'use-package))
+(package-install 'use-package))  
 #+end_src
 
 * TODO UI Settings
-** TODO Basic UI
-** TODO all-the-icons-dired.el
+** Basic UI
+Fonts and basic appearance settings
+#+begin_src emacs-lisp
+(setq inhibit-startup-message nil)
+;; Transparency
+(set-frame-parameter (selected-frame) 'alpha '(90 90))
+(add-to-list 'default-frame-alist '(alpha 90 90))
+
+(add-hook 'dired-mode-hook 'all-the-icons-dired-mode)
+
+(scroll-bar-mode -1)
+(tool-bar-mode -1)
+(tooltip-mode -1)
+(set-fringe-mode 10)
+(menu-bar-mode -1)
+(blink-cursor-mode -1)
+(menu-bar--visual-line-mode-enable)
+
+(setq visible-bell t)
+
+(column-number-mode)
+(global-display-line-numbers-mode 0)
+(menu-bar--display-line-numbers-mode-relative)
+;;Disable line numbers for some modes
+(dolist (mode '(pdf-view-mode-hook
+		org-mode-hook
+		term-mode-hook
+		shell-mode-hook
+		eshell-mode-hook
+		vterm-mode-hook
+		elfeed))
+  (add-hook mode (lambda () (display-line-numbers-mode 0))))
+
+(defvar apollo/default-font-size 140)
+
+(set-face-attribute 'default nil
+		    :font "JetBrains Mono"
+		    :height apollo/default-font-size)
+
+(set-face-attribute 'fixed-pitch nil
+		    :font "JetBrains Mono"
+		    :height apollo/default-font-size)
+
+(set-face-attribute 'variable-pitch nil
+		    :font "JetBrains Mono"
+		    :height apollo/default-font-size
+		    :weight 'regular)
+
+#+end_src
+** Dashboard
+#+begin_src emacs-lisp
+  (require 'dashboard)
+  (require 'all-the-icons)
+
+  (dashboard-setup-startup-hook)
+  (setq dashboard-items '((recents  . 5)
+			  (bookmarks . 5)))
+			  
+  (setq initial-buffer-choice (lambda () (get-buffer-create "*dashboard*"))
+	dashboard-item-names '(("Recent Files:" . "Recent Files:")
+			       ("Bookmarks:" . "Study:")))
+  ;; Set the banner
+  (setq dashboard-startup-banner "~/dotfiles/pictures/medicine/plague-doctor-s.png")
+  ;; Set the title
+  (setq dashboard-banner-logo-title "Is that a flying flower?")
+  ;; (setq dashboard-init-info "Bring me your sick and wounded!")
+
+  (setq dashboard-set-init-info t
+	dashboard-center-content t
+	dashboard-set-navigator t
+	dashboard-set-heading-icons t
+	dashboard-set-file-icons t
+	dashboard-show-shortcuts nil
+	dashboard-set-footer t
+	dashboard-footer-messages '("Welcome to the Church Of Emacs")
+	dashboard-footer-icon (all-the-icons-octicon "broadcast"
+						     :height 1.15
+						     :v-adjust -0.05
+						     :face 'font-lock-keyword-face))
+#+end_src
+** Theme & modeline
+#+begin_src emacs-lisp
+(load-theme 'doom-ayu-dark t)
+(doom-modeline-mode 1)
+
+(setq doom-modeline-height 35)
+#+end_src
+** Ivy
+#+begin_src emacs-lisp
+  (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))
+    :config
+    (ivy-mode 1)
+    (setq ivy-use-selectable-prompt t))
+
+  (ivy-rich-mode 1)
+  (all-the-icons-ivy-rich-mode 1)  
+#+end_src
+** Helpful
+#+begin_src emacs-lisp
+(use-package helpful
+  :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))
+#+end_src
+* Dired
+** Keys
+#+begin_src emacs-lisp
+(define-key dired-mode-map "b" 'dired-up-directory)
+#+end_src
+** All-the-icons.el
+
+* Terminals
+** Vterm
+#+begin_src emacs-lisp
+(use-package vterm
+  :ensure nil
+  :config
+  ;; Check if it's one of my guix systems to load from
+  ;; ~/.guix-profile. Otherwise we use /bin/zsh.
+  (if
+      (or (string= (system-name) "fsociety")
+	  (string= (system-name) "heisenberg"))
+      (setq vterm-shell "~/.guix-profile/bin/zsh")
+    (setq vterm-shell "/bin/zsh")))
+#+end_src
+** Eshell
+#+begin_src emacs-lisp
+(use-package eshell
+  :ensure t
+  :bind (("C-c e" . 'eshell))
+  :config
+  (defvar eshell-path-env (getenv "~/.local/bin")))
+
+(defun with-face (str &rest face-plist)
+  (propertize str 'face face-plist))
+
+(defun apollo-eshell-prompt ()
+  (let ((winter-blue "#3F3B6C")
+	(white-summer "#E5E5CB")
+	(green-night "#03C988")
+	(orange-summer "#FFB100")
+	(green-summer "#A3BB98")
+	(summer-sea "#2192FF")
+	(black "#000000"))
+    (concat
+     (with-face (concat "[" user-login-name) :foreground orange-summer :background black)
+     (with-face "@" :foreground orange-summer :background black)
+     (with-face (concat system-name "]\n") :foreground orange-summer :background black)
+     (with-face (concat "|" (eshell/pwd) ) :foreground "#F0E9D2" :background winter-blue)
+     (with-face (format-time-string " | %H:%M" (current-time)) :background winter-blue :foreground "#888")
+     (with-face "\n -> "))))
+
+(setq eshell-prompt-function 'apollo-eshell-prompt)
+(setq eshell-highlight-prompt t)  
+#+end_src
+* Key-bindings
+#+begin_src emacs-lisp
+(global-set-key (kbd "<escape>") 'keyboard-escape-quit)
+#+end_src
+
 * TODO Functions
-* TODO mu4e setup | Email configuration
+* mu4e | Email Configuration
+** MacOS
+If it's a mac, load from homebrew path
+#+begin_src emacs-lisp
+(when (equal system-type 'darwin)
+  (use-package mu4e
+    :load-path  "/opt/homebrew/share/emacs/site-lisp/mu/mu4e/"))
+#+end_src
+** Settings & Context setup
+#+begin_src emacs-lisp
+  (setq mu4e-update-interval (* 10 60))
+  (setq mu4e-get-mail-command "mbsync -a")
+  (setq mu4e-maildir-list "~/Mail/Inbox")
+
+  (defun set-mu4e-context (context-name full-name mail-address signature server)
+    "Return a mu4e context named CONTEXT-NAME with :match-func matching
+    folder name CONTEXT-NAME in Maildir. The context's `user-mail-address',
+    `user-full-name' and `mu4e-compose-signature'`smtpmail-smpt-server' is set to MAIL-ADDRESS
+    FULL-NAME SIGNATURE and SERVER respectively.
+    Special folders are set to context specific folders."
+    (let ((dir-name (concat "/" context-name)))
+      (make-mu4e-context
+       :name context-name
+       ;; we match based on the maildir of the message
+       :match-func
+       `(lambda (msg)
+	  (when msg
+	    (string-match-p
+	     ,(concat "^" dir-name)
+	     (mu4e-message-field msg :maildir))))
+       :vars
+       `((user-mail-address    . ,mail-address)
+	 (user-full-name       . ,full-name)
+	 (mu4e-sent-folder     . ,(concat dir-name "/Sent"))
+	 (mu4e-drafts-folder   . ,(concat dir-name "/Drafts"))
+	 (mu4e-trash-folder    . ,(concat dir-name "/Trash"))
+	 (mu4e-trash-folder    . ,(concat dir-name "/Starred"))
+	 (mu4e-refile-folder   . ,(concat dir-name "/Archive"))
+	 (smtpmail-smtp-service . ,465)
+	 (smtpmail-smtp-server . ,server)
+	 (mu4e-compose-signature . ,signature)))))
+
+  ;;Fixing duplicate UID errors when using mbsync and mu4e
+  (setq mu4e-change-filenames-when-moving t)
+  ;; Messaging
+  (setq message-send-mail-function 'smtpmail-send-it
+	smtpmail-stream-type 'ssl)
+#+end_src
+** Shortcuts
+#+begin_src emacs-lisp
+(setq mu4e-maildir-shortcuts
+      '(("/Fastmail/Inbox"             . ?i)
+        ("/Fastmail/Sent" . ?s)
+	))
+#+end_src
+** Contexts
+#+begin_src emacs-lisp
+(setq mu4e-contexts
+      `(, (set-mu4e-context
+	  "Fastmail" "Thanos Apollo"
+	  "[email protected]" "Thanos\nhttps://thanosapollo.com/public"
+	  "smtp.fastmail.com")))
+#+end_src
 * TODO Custom key-bindings
-* TODO Org-mode Configuration
+* Org-mode Configuration
+** org-make-toc
+#+begin_src emacs-lisp
+  (use-package org-make-toc
+    :ensure t)    
+#+end_src
+** Themes
+*** Dracula
+#+begin_src emacs-lisp
+(defun apollo/org-theme-dracula ()
+  "Enable Dracula theme for Org headers."
+  (interactive)
+  (dolist
+      (face
+       '((org-level-1 1.7 "#8be9fd" extra-bold)
+         (org-level-2 1.6 "#bd93f9" extra-bold)
+         (org-level-3 1.5 "#50fa7b" bold)
+         (org-level-4 1.4 "#ff79c6" semi-bold)
+         (org-level-5 1.3 "#9aedfe" normal)
+         (org-level-6 1.2 "#caa9fa" normal)
+         (org-level-7 1.1 "#5af78e" normal)
+         (org-level-8 1.0 "#ff92d0" normal)))
+    (set-face-attribute (nth 0 face) nil
+			:font "JetBrains Mono"
+			:weight (nth 3 face)
+			:height (nth 1 face)
+			:foreground (nth 2 face)))
+  (set-face-attribute 'org-table nil
+		      :font "JetBrains Mono"
+		      :weight 'normal
+		      :height 1.0
+		      :foreground "#bfafdf"))
+#+end_src
+*** Darkone
+#+begin_src emacs-lisp
+(defun apollo/org-theme-darkone ()
+  "Enable Darkone theme for Org headers."
+  (interactive)
+  (dolist
+      (face
+       '((org-level-1 1.70 "#51afef" bold)
+         (org-level-2 1.55 "#7FBCD2" bold)
+         (org-level-3 1.40 "#da8548" bold)
+         (org-level-4 1.20 "#da8548" semi-bold)
+         (org-level-5 1.20 "#5699af" normal)
+         (org-level-6 1.20 "#a9a1e1" normal)
+         (org-level-7 1.10 "#46d9ff" normal)
+         (org-level-8 1.00 "#ff6c6b" normal)))
+    (set-face-attribute (nth 0 face) nil
+			:font "Jetbrains Mono"
+			:weight (nth 3 face)
+			:height (nth 1 face)
+			:foreground (nth 2 face)))
+  (set-face-attribute 'org-table nil
+		      :font "Jetbrains Mono"
+		      :weight 'normal
+		      :height 1.0
+		      :foreground "#A66CFF"))
+
+#+end_src
+** Settings
+#+begin_src emacs-lisp
+  (setq org-directory "~/org/"
+	org-agenda-files '("~/org/agenda.org")
+	org-default-notes-file (expand-file-name "notes.org" org-directory)
+	org-ellipsis " ▼ "
+	org-log-done 'time
+	org-hide-emphasis-markers nil ;;change to t to hide emphasis markers
+	org-table-convert-region-max-lines 20000
+	org-agenda-start-log-mode t
+	org-log-done 'time
+	org-log-into-drawer t
+	org-indent-mode t
+	org-todo-keywords        ;; This overwrites the default Doom org-todo-keywords
+	'((sequence
+	   "TODO(t)"           ;; A task that is ready to be tackled
+	   "BLOG(b)"           ;; Blog writing assignments
+	   "GYM(g)"            ;; Things to accomplish at the gym
+	   "WAIT(w)"           ;; Something is holding up this task
+	   "|"                 ;; The pipe necessary to separate "active" states and "inactive" states
+	   "DONE(d)"           ;; Task has been completed
+	   "CANCELLED(c)" ))
+	org-superstar-headline-bullets-list '("◉" "●" "○" "●" "○" "●" "◆")
+	org-superstar-itembullet-alist '((?+ . ?➤) (?- . ?✦))) ;; changes +/- symbols in item lists)
+
+  ;; Startup
+  (defun apollo/org-mode-setup ()
+    (apollo/org-theme-dracula))
+  ;; Hooks
+  (add-hook 'org-mode-hook 'apollo/org-mode-setup)
+  (add-hook 'org-mode-hook 'org-superstar-mode)
+  (add-hook 'org-mode-hook 'flyspell-mode)      
+#+end_src
+** Babel
+#+begin_src emacs-lisp
+(org-babel-do-load-languages
+ 'org-babel-load-languages
+ '((emacs-lisp . t)
+   (python . t)))
+
+(add-to-list 'org-structure-template-alist '("sh" . "src shell"))
+(add-to-list 'org-structure-template-alist '("b" . "src shell"))
+(add-to-list 'org-structure-template-alist '("el" . "src emacs-lisp"))
+(add-to-list 'org-structure-template-alist '("py" . "src python"))
+#+end_src
+* Markdown
+** Theme
+#+begin_src emacs-lisp
+(defun apollo/markdown-theme ()
+  (interactive)
+  (dolist
+      (face
+       '(markdown-header-face-1 :height 2.0))))
+#+end_src
+** Settings
+#+begin_src emacs-lisp
+(setq markdown-header-scaling t)
+
+
+(use-package markdown-mode
+  :ensure t
+  :mode (".md" . gfm-mode)
+  :init (setq markdown-command "multimarkdown"))
+#+end_src
+* Programming
+** Essentials
+#+begin_src emacs-lisp
+(electric-pair-mode 1)
+(global-flycheck-mode)
+
+(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 dap-mode
+  :custom
+  (lsp-enable-dap-auto-configure nil)
+  :config
+  (dap-ui-mode 1))
+
+(use-package company-box
+  :hook (company-mode . company-box-mode))  
+#+end_src
+*** Magit
+#+begin_src emacs-lisp
+(use-package magit
+  :custom
+  (magit-display-buffer-function #'magit-display-buffer-same-window-except-diff-v1))
+#+end_src
+** Emacs lisp
+#+begin_src emacs-lisp
+(setq tab-always-indent 'complete)
+(add-to-list 'completion-styles 'initials t)
+
+(add-hook 'emacs-lisp-mode-hook #'rainbow-delimiters-mode)
+(add-hook 'scheme-mode-hook #'rainbow-delimiters-mode)
+#+end_src
+** LSP-Mode
+#+begin_src emacs-lisp
+(defun apollo/lsp-mode-setup ()
+  (setq lsp-headerline-breadcrumb-segments '(path-up-to-project file symbols))
+  (lsp-headerline-breadcrumb-mode))
+
+(use-package lsp-mode
+  :commands (lsp lsp-deferred)
+  :hook (lsp-mode . apollo/lsp-mode-setup)
+  :init
+  (setq lsp-keymap-prefix "C-c l")  ;; Or 'C-l', 's-l'
+  :config
+  (lsp-enable-which-key-integration t)
+  (setq lsp-pyls-server-command "~/.local/bin/pylsp"))
+
+(use-package lsp-ui
+  :hook (lsp-mode . lsp-ui-mode)
+  :custom
+  (lsp-ui-doc-position 'bottom))  
+#+end_src
+** Python
+#+begin_src emacs-lisp
+(use-package python-mode
+    :ensure t
+    :mode ".py"
+    :hook (python-mode . lsp-deferred)
+    :custom
+    (dap-python-debugger 'debugpy)
+    :config
+    (require 'dap-python))
+
+(use-package pyvenv
+  :config
+  (pyvenv-mode 1))    
+#+end_src
+** JSON
+#+begin_src emacs-lisp
+(use-package json-mode
+    :mode ".json"
+    :hook (json-mode . lsp-deferred))
+#+end_src
+** Javascript
+#+begin_src emacs-lisp
+(use-package rjsx-mode
+  :mode ".js"
+  :hook (rjsx-mode . lsp-deferred)
+  :config
+  (defadvice js-jsx-indent-line (after js-jsx-indent-line-after-hack activate)
+  "Workaround sgml-mode and follow airbnb component style."
+  (save-excursion
+    (beginning-of-line)
+    (if (looking-at-p "^ +\/?> *$")
+        (delete-char sgml-basic-offset)))))
+#+end_src
+* Elfeed
+
+* PDF
+#+begin_src emacs-lisp
+(use-package pdf-tools
+  :ensure t
+  :mode ".pdf"
+  :config
+  (add-hook 'pdf-view-mode #'pdf-isearch-minor-mode))
+#+end_src
+* Telega
+In ~GuixSD~ systems I have telegram installed via guix, and it's loaded via ~guix-emacs-autoload-packages~
+In macOS, I have installed it through homebrew. 
+#+begin_src emacs-lisp
+(when (equal system-type 'darwin)
+  (use-package telega
+    :load-path  "~/telega.el"
+    :commands (telega)
+    :defer t
+    :config
+    (setq telega-server-libs-prefix "/opt/homebrew/Cellar/tdlib/HEAD-3d0140b")))
+#+end_src
+
+* Custom
+** ChatGPT
+#+begin_src emacs-lisp
+(require 'seq)
+(eval-when-compile
+  (require 'cl-lib)
+  (require 'subr-x)
+  (require 'env)
+  (require 'json))
+(defgroup chatgpt nil
+  "ChatGPT frontend."
+  :group 'convenience
+  :prefix "chatgpt-")
+(defcustom chatgpt-max-tokens 300
+  "Upper limit on the number of tokens the API will return."
+  :type 'integer)
+(defvar chatgpt-buffer "*ChatGPT*"
+  "Title of the buffer used to store the results of an OpenAI API query.")
+(define-error 'chatgpt-error "An error related to the ChatGPT emacs package")
+(define-error 'chatgpt-parsing-error
+  "An error caused by a failure to parse an OpenAI API Response")
+(defmacro chatgpt-show-results-buffer-if-active ()
+  "Show the results in other window if necessary."
+  `(if (and (not ;; visible
+             (get-buffer-window chatgpt-buffer))
+	    (called-interactively-p 'interactive))
+       (lambda (&optional buf) (ignore buf)
+         (with-current-buffer buf
+           (view-mode t))
+         (switch-to-buffer-other-window chatgpt-buffer))
+     #'identity))
+;;;###autoload
+(defun chatgpt-prompt (prompt callback)
+  "Query OpenAI with PROMPT calling the CALLBACK function on the resulting buffer.
+Returns buffer containing the text from this query"
+  (interactive (list (read-string "Prompt ChatGPT with: ")
+                     (lambda (buf) (with-current-buffer buf
+                                (view-mode t))
+                       (switch-to-buffer-other-window chatgpt-buffer))))
+  (chatgpt--query-open-api prompt
+                           (lambda (results)
+                             (with-current-buffer (get-buffer-create chatgpt-buffer)
+                               ;; Erase contents of buffer after receiving response
+                               (read-only-mode -1)
+                               (erase-buffer)
+                               (insert results)
+                               ;; Return the chatgpt output buffer for non interactive usage
+                               (funcall callback (current-buffer))))))
+;;;###autoload
+(defun chatgpt-fix-region (BEG END)
+  "Takes a region BEG to END asks ChatGPT to explain whats wrong with it.
+It then displays the answer in the `chatgpt-buffer'."
+  (interactive "r")
+  (let ((current-code (buffer-substring BEG END)))
+    (chatgpt-prompt (chatgpt--append-to-prompt
+                     current-code
+                     "Why doesn't this code work?")
+                    (chatgpt-show-results-buffer-if-active))))
+;;;###autoload
+(defun chatgpt-explain-region (BEG END)
+  "Takes a region BEG to END asks ChatGPT what it does.
+The answer in the displays in `chatgpt-buffer'."
+  (interactive "r")
+  (let ((current-code (buffer-substring BEG END)))
+    (chatgpt-prompt (chatgpt--append-to-prompt
+                     current-code
+                     "What does this code do?")
+                    (chatgpt-show-results-buffer-if-active))))
+;;;###autoload
+(defun chatgpt-gen-tests-for-region (BEG END)
+  "Takes a region BEG to END asks ChatGPT to write a test for it.
+It then displays the answer in the `chatgpt-buffer'."
+  (interactive "r")
+  (let ((current-code (buffer-substring BEG END)))
+    (chatgpt-prompt (chatgpt--append-to-prompt
+                     current-code
+                     "Write me a tests for this code")
+                    (chatgpt-show-results-buffer-if-active))))
+;; TODO currently just says what changed but doesn't wanna show the code it's self
+;; (defun chatgpt-optimize-region (BEG END)
+;;   "Takes a region BEG to END asks ChatGPT to optimize it for speed.
+;; It then displays the answer in the `chatgpt-buffer'."
+;;   (interactive "r")
+;;   (let ((current-code         (buffer-substring BEG END)))
+;;     (chatgpt-prompt (chatgpt--append-to-prompt
+;;                      current-code
+;;                      "Refactor this code for speed and tell me what you changed and why it's faster")
+;;                     (chatgpt-show-results-buffer-if-active))))
+;;;###autoload
+(defun chatgpt-refactor-region (BEG END)
+  "Takes a region BEG to END asks ChatGPT refactor it.
+It then displays the answer in the `chatgpt-buffer'."
+  (interactive "r")
+  (let ((current-code         (buffer-substring BEG END)))
+    (chatgpt-prompt (chatgpt--append-to-prompt
+                     current-code
+                     "Refactor this code and tell me what you changed")
+                    (chatgpt-show-results-buffer-if-active))))
+;;;###autoload
+(defun chatgpt-prompt-region (BEG END)
+  "Prompt ChatGPT with the region BEG END.
+It then displays the results in a separate buffer `chatgpt-buffer'."
+  (interactive "r")
+  (chatgpt-prompt (buffer-substring BEG END)
+                  ;; Show the results if not already being viewed
+                  (chatgpt-show-results-buffer-if-active)))
+;;;###autoload
+(defun chatgpt-prompt-region-and-replace (BEG END)
+  "Replace region from BEG to END with the response from the ChatGPT API.
+The region is BEG and until END"
+  (interactive "r")
+  (let ((og-buf (current-buffer)))
+    (chatgpt-prompt (buffer-substring BEG END)
+                    (lambda (buf)
+                      (save-excursion
+                        (with-current-buffer og-buf
+                          (delete-region BEG END)
+                          (goto-char BEG)
+                          (insert (with-current-buffer buf (buffer-string)))))))))
+(defun chatgpt--append-to-prompt (prompt comment-str)
+  "Append the string COMMENT-STR extra information to a PROMPT as a comment."
+  (concat prompt
+          "\n"
+	  comment-start
+          " "
+	  comment-str))
+(defun chatgpt--extract-text-from-query (query-result)
+  "Extract the resulting text from a given OpenAI response QUERY-RESULT."
+  (condition-case err
+      (thread-last query-result
+                   (assoc-default 'choices)
+                   seq-first
+                   (assoc-default 'text)
+                   string-trim)
+    (error
+     (signal 'chatgpt-parsing-error err))))
+(defun chatgpt--parse-response (status callback)
+  "Ignoring STATUS and parse the response executing the CALLBACK function on the resulting string."
+  (ignore status)
+  ;; All this is ran inside the buffer containing the response
+  (goto-char 0)
+  (re-search-forward "^$")
+  (funcall callback (chatgpt--extract-text-from-query (json-read))))
+(defun chatgpt--query-open-api (prompt callback)
+  "Send a string PROMPT to OpenAI API and pass the resulting buffer to CALLBACK.
+The environment variable OPENAI_API_KEY is used as your API key
+You can register an account here
+https://beta.openai.com/docs/introduction/key-concepts"
+  (let* ((api-key (getenv "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"))
+         (url-request-method (encode-coding-string "POST" 'us-ascii))
+	 (url-request-extra-headers `(("Content-Type" . "application/json")
+				      ("Authorization" . ,(format "Bearer %s" api-key))))
+         (url-request-data (json-encode
+			    `(("model" . "text-davinci-003")
+			      ("prompt" . ,prompt)
+			      ("max_tokens" . ,chatgpt-max-tokens)
+			      ("temperature" . 0)))))
+    (cl-assert (not (string= "" api-key))
+               t
+               "Current contents of the environmental variable OPENAI_API_KEY
+are '%s' which is not an appropriate OpenAI token please ensure
+you have the correctly set the OPENAI_API_KEY variable"
+               api-key)
+    (url-retrieve
+     "https://api.openai.com/v1/completions"
+     'chatgpt--parse-response
+     (list callback))))
+#+end_src
+** Random functions
+#+begin_src emacs-lisp
+(defun apollo/html-boostrap-boilerplate ()
+  "Insert html boilerplate with boostrap link."
+  (interactive)
+  (insert
+"<!DOCTYPE html>
+<html lang=\"en\">
+  <head>
+    <meta charset=\"UTF-8\">
+    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">
+    <meta http-equiv=\"X-UA-Compatible\" content=\"ie=edge\">
+    <title>My Title</title>
+    <link rel=\"stylesheet\" href=\"./style.css\">
+    <link href=\"https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css\" rel=\"stylesheet\" integrity=\"sha384-Zenh87qX5JnK2Jl0vWa8Ck2rdkQ2Bzep5IDxbcnCeuOxjzrPF/et3URy9Bv1WTRi\" crossorigin=\"anonymous\">
+  </head>
+  <body>
+    <main>
+        <h1>Starting point</h1>
+    </main>
+	<script src=\"index.js\"></script>
+  </body>
+</html>" ))
+
+
+(defun apollo/center-buffer ()
+  "Centers/Uncenters selected buffer"
+  (interactive)
+  (if visual-fill-column-center-text
+      (setq visual-fill-column-center-text nil)
+    (setq visual-fill-column-center-text t))
+  (visual-fill-column-mode 1)
+  (message "General's task completed!"))
+
+
+(defun apollo/rofi-switch-window ()
+  "Navigate X11 buffers using rofi."
+  (interactive)
+  (start-process-shell-command
+   "rofi" nil "rofi -show window"))
+
+(defun apollo/run-in-background (command)
+  "Run COMMAND in the background."
+  (let ((command-parts (split-string command "[ ]+")))
+    (apply #'call-process `(,(car command-parts) nil 0 nil ,@(cdr command-parts)))))
+
+(defun rofi ()
+  "Run Rofi."
+  (interactive)
+  (apollo/run-in-background "rofi -show drun"))
+
+(defun apollo/volume-increase ()
+  "Increase Volume."
+  (interactive)
+  (start-process-shell-command
+   "amixer" nil "amixer sset Master 5%+"))
+
+(defun apollo/volume-decrease ()
+  "Decrease Volume."
+  (interactive)
+  (start-process-shell-command
+   "amixer" nil "amixer sset Master 5%-"))
+
+(defun apollo/restore-wallpaper ()
+  "Set NAME as wallpaper."
+  (interactive)
+  (start-process-shell-command
+   "feh" nil  "feh --bg-scale ~/dotfiles/wallpaper.png"))
+
+(defun apollo/emacs-keys ()
+    "Swap caps with ctrl."
+    (interactive)
+    (start-process-shell-command
+     "setxkbmap" nil "setxkbmap us -option ctrl:swapcaps"))
+
+(defun apollo/greek-keyboard ()
+    "Swap caps with ctrl."
+    (interactive)
+    (start-process-shell-command
+     "setxkbmap" nil "setxkbmap gr"))
+  
+(defun apollo/exwm-update-class ()
+  (exwm-workspace-rename-buffer exwm-class-name))
+
+(defun eshell-new()
+  "Open a new instance of eshell."
+  (interactive)
+  (eshell 'N))
+
+(defun make-mini-geiser ()
+  (interactive)
+  (split-window-below 60)
+  (geiser nil))
+
+(defun start-polybar ()
+  "Check which system is running, start polybar accordingly."
+  (interactive)
+  (if (string= (system-name) "fsociety")
+      (start-process-shell-command
+       "polybar" nil "polybar main & polybar second")
+    (start-process-shell-command
+     "polybar" nil "polybar main")))
+#+end_src
+* TODO EXWM
+TODO: tangle with .exwm.el & organize
+
+#+begin_src emacs-lisp
+(defun apollo/exwm-init-hook ()
+  "Do this upon start."
+  (if (string= (system-name) "fsociety") ;; Check if it's my desktop, otherwise display battery
+      (display-battery-mode 0)
+    (display-battery-mode 1))
+
+  (setq display-time-day-and-date t)
+  (display-time-mode 1)
+  
+  (exwm-firefox-holyK-mode 1)
+
+  ;;Launch apps that will run in the background
+  ;;  (apollo/run-in-background "blueman-applet")
+  (apollo/run-in-background "picom")
+  ;;  (apollo/run-in-background "nm-applet")
+  (apollo/emacs-keys)
+  (apollo/restore-wallpaper)
+  )
+
+(defun apollo/exwm-update-class ()
+  (exwm-workspace-rename-buffer exwm-class-name))
+
+
+(setq exwm-workspace-number 6)
+;; When window "class" updates, use it to set the buffer name
+(add-hook 'exwm-update-class-hook #'apollo/exwm-update-class)
+
+;;When EXWM starts up, run this hook
+(add-hook 'exwm-init-hook #'apollo/exwm-init-hook)
+(start-process-shell-command
+ "xrandr" nil "xrandr --output DisplayPort-0 --primary --mode 2560x1440 --pos 1930x0 --rotate normal --output DisplayPort-1 --off --output DisplayPort-2 --off --output HDMI-A-0 --mode 1920x1080 --pos 0x0 --rotate normal")
+
+;; Set the screen resolution
+
+(require 'exwm-randr)
+(setq exwm-randr-workspace-monitor-plist '(0 "DP-1" 2 "HDMI-A-0"))
+(add-hook 'exwm-randr-screen-change-hook
+          (lambda ()
+            (start-process-shell-command
+	     "xrandr" nil "xrandr --output DisplayPort-2 --primary --mode 2560x1440 --pos 1920x0 --rotate normal --output HDMI-A-0 --mode 1920x1080 --pos 0x0 --rotate normal" )))
+(exwm-randr-enable)
+
+
+;; Load the system tray before exwm-init
+(require 'exwm-systemtray)
+(exwm-systemtray-enable)
+
+;; These keys should always pass through to Emacs
+(setq exwm-input-prefix-keys
+      '(?\C-x
+	?\C-u
+	?\C-h
+	?\C-w
+	?\M-x
+	?\M-`
+	?\M-&
+	?\M-:
+	?\s-d
+	?\C-\M-j  ;; Buffer list
+	?\C-\
+	?\C-k
+	?\C-y
+	?\C-n
+	?\C-p
+	?\C-f
+	?\C-b
+	?\C-s
+	?\M-f
+	?\M-b
+	?\M-<
+	?\M->))
+
+;; Ctrl+Q will enable the next key to be sent directly
+(define-key exwm-mode-map [?\C-q] 'exwm-input-send-next-key)
+
+;; Set up global key bindings.  These always work, no matter the input state!
+;; Keep in mind that changing this list after EXWM initializes has no effect.
+(setq exwm-input-global-keys
+      `(
+
+        ([?\s-r] . exwm-reset)
+
+
+
+        ;; ;; Launch applications via shell command
+        ;; ([?\s-&] . (lambda (command)
+        ;;              (interactive (list (read-shell-command "$ ")))
+        ;;              (start-process-shell-command command nil command)))
+
+        ;; Switch workspace
+        ([?\s-e] . exwm-workspace-switch)
+        ([?\s-`] . (lambda () (interactive) (exwm-workspace-switch-create 0)))
+        ([?\s-2] . (lambda () (interactive) (exwm-workspace-switch-create 1)))
+        ([?\s-3] . (lambda () (interactive) (exwm-workspace-switch-create 2)))
+        ([?\s-4] . (lambda () (interactive) (exwm-workspace-switch-create 3)))
+        ([?\s-5] . (lambda () (interactive) (exwm-workspace-switch-create 4)))
+
+        ,@(mapcar (lambda (i)
+                    `(,(kbd (format "s-%d" i)) .
+                      (lambda ()
+                        (interactive)
+                        (exwm-workspace-switch-create ,i))))
+                  (number-sequence 0 9))))
+
+(defun exwm-enlarge-horizontally-50 ()
+  (interactive)
+  (exwm-layout-enlarge-window-horizontally 50))
+
+(defun exwm-shrink-horizontally-50 ()
+  "Shrink window horizontally by 10"
+  (interactive)
+  (exwm-layout-shrink-window-horizontally 50))
+
+(defun exwm-shrink-vertically-50 ()
+  "Shrink window by 50."
+  (interactive)
+  (exwm-layout-shrink-window 50))
+
+(defun exwm-enlarge-vertically-50 ()
+  "Enlarge window by 50."
+  (interactive)
+  (exwm-layout-enlarge-window 50))
+
+(exwm-input-set-key (kbd "C-c d") 'dmenu)
+(exwm-input-set-key (kbd "s-<tab>") 'rofi)
+(exwm-input-set-key (kbd "s-Q") 'kill-emacs)
+(exwm-input-set-key (kbd "<XF86AudioRaiseVolume>") 'apollo/volume-increase)
+(exwm-input-set-key (kbd "<XF86AudioLowerVolume>") 'apollo/volume-decrease)
+(exwm-input-set-key (kbd "s-0") 'apollo/emacs-keys)
+(exwm-input-set-key (kbd "s-9") 'apollo/greek-keyboard)
+(exwm-input-set-key (kbd "C-c C-<left>") 'exwm-shrink-horizontally-50)
+(exwm-input-set-key (kbd "C-c C-<right>") 'exwm-enlarge-horizontally-50)
+(exwm-input-set-key (kbd "C-c C-<up>") 'exwm-shrink-vertically-50)
+(exwm-input-set-key (kbd "C-c C-<down>") 'exwm-enlarge-vertically-50)
+(exwm-input-set-key (kbd "C-c C-e") 'exwm-layout-toggle-fullscreen)
+
+
+(exwm-enable)
+
+;;Transparency
+(set-frame-parameter (selected-frame) 'alpha '(90 90))
+(add-to-list 'default-frame-alist '(alpha 90 90))
+
+#+end_src