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;;; thanos-commands.el --- custom commands/functions -*- lexical-binding: t; -*-
;; Copyright (C) 2023 Thanos Apollo
;; Author: Thanos Apollo <[email protected]>
;; Keywords:
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;; ╭━━━━┳╮╱╱╱╱╱╱╱╱╱╱╱╱╱╱╭━━━╮╱╱╱╱╱╭╮╭╮╱╱╱╱╱╱╱╱╭━━━╮
;; ┃╭╮╭╮┃┃╱╱╱╱╱╱╱╱╱╱╱╱╱╱┃╭━╮┃╱╱╱╱╱┃┃┃┃╱╱╱╱╱╱╱╱┃╭━━╯
;; ╰╯┃┃╰┫╰━┳━━┳━╮╭━━┳━━╮┃┃╱┃┣━━┳━━┫┃┃┃╭━━╮╱╱╱╱┃╰━━┳╮╭┳━━┳━━┳━━╮
;; ╱╱┃┃╱┃╭╮┃╭╮┃╭╮┫╭╮┃━━┫┃╰━╯┃╭╮┃╭╮┃┃┃┃┃╭╮┃╭━━╮┃╭━━┫╰╯┃╭╮┃╭━┫━━┫
;; ╱╱┃┃╱┃┃┃┃╭╮┃┃┃┃╰╯┣━━┃┃╭━╮┃╰╯┃╰╯┃╰┫╰┫╰╯┃╰━━╯┃╰━━┫┃┃┃╭╮┃╰━╋━━┃
;; ╱╱╰╯╱╰╯╰┻╯╰┻╯╰┻━━┻━━╯╰╯╱╰┫╭━┻━━┻━┻━┻━━╯╱╱╱╱╰━━━┻┻┻┻╯╰┻━━┻━━╯
;; ╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱┃┃
;; ╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╱╰╯
;;; Code:
;; VM
(defvar vm-directory "~/virtual-machines/")
(defun vm-create-image ()
"Create qcow2 image."
(interactive)
(let ((name (format "%s%s.qcow2" vm-directory (read-string "Name: ")))
(size (format "%s" (read-string "Size(G): "))))
(shell-command
(format "qemu-img create -f qcow2 %s %sG" name size))))
(defun vm-run ()
"Spawn Virtual Machine."
(interactive)
(let ((memory (format "%sG" (read-string "Memory(G): ")))
(cores (read-string "Cores: "))
(image (read-file-name "Image: " vm-directory))
(iso (if (y-or-n-p "Load iso?? ")
(read-file-name "ISO: ")
nil)))
(start-process-shell-command
"virtual-machine" nil
(format "qemu-system-x86_64 -enable-kvm -m %s -smp %s -hda %s -vga qxl -device virtio-serial-pci -spice port=5784,disable-ticketing -display spice-app %s "
memory cores image (when iso (concat "-cdrom " iso))))))
;; MISC
(defun thanos/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 thanos/emacs-keys ()
"Swap caps with ctrl."
(interactive)
(start-process-shell-command
"setxkbmap" nil "setxkbmap us -option ctrl:swapcaps"))
(defun thanos/center-buffer ()
(interactive)
(set-fringe-mode
(/ (- (frame-pixel-width)
(* 150 (frame-char-width)))
2)))
(defun thanos/git-clone (repository)
"Clone git REPOSITORY."
(interactive (list (read-string "repo: ")))
(call-process-shell-command
(concat "git clone " (shell-quote-argument repository)) nil 0))
;; CREATE
(define-prefix-command 'Create)
(defun create-text-scratch ()
"Create a scratch buffer."
(interactive)
(switch-to-buffer (get-buffer-create "*Text Scratch*"))
(org-mode))
(defun create-scratch ()
"Create scratch buffer."
(interactive)
(switch-to-buffer (get-buffer-create "*scratch*"))
(emacs-lisp-mode))
(defvar-keymap thanos/create
:doc "Create custom buffers"
"t" #'create-text-scratch
"e" #'create-scratch)
;; THEMING
(defvar wallpapers-dir "~/wallpapers/")
(defun thanos/load-theme ()
"Disable current theme and load a new one."
(interactive)
(let ((theme (intern (completing-read "Theme: " (custom-available-themes)))))
(disable-theme (car custom-enabled-themes))
(load-theme theme t)))
(defun thanos/wallpaper-set (image)
"Set IMAGE as wallpaper, using feh."
(call-process-shell-command
(concat "xwallpaper --focus " wallpapers-dir image) nil 0))
(defun thanos/wallpaper-random ()
"Set random wallpaper."
(interactive)
(let ((wallpapers (directory-files "~/wallpapers" nil "^[^.].*")))
(thanos/wallpaper-set (nth (random (length wallpapers)) wallpapers))))
(defun thanos/wallpaper-select ()
"Set wallpaper."
(interactive)
(let ((wallpaper (completing-read "Choose wallpaper: " (directory-files wallpapers-dir nil "^[^.].*"))))
(thanos/wallpaper-set wallpaper)))
(defvar-keymap thanos/applications-map
:doc "Thanos commonly used programs"
"m" #'mu4e
"c" #'gptel-send
"f" #'elfeed
"e" #'emms-smart-browse
"i" #'erc-libera
"t" #'thanos/load-theme
"w" #'thanos/wallpaper-select
"C-c" 'thanos/create
"C-e" #'emms-pause)
(define-key global-map (kbd "C-c a") thanos/applications-map)
(provide 'thanos-commands)
;;; thanos-commands.el ends here
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