;;; thanos-dev.el --- Developer Tools Configuration   -*- lexical-binding: t; -*-

;; Copyright (C) 2023  Thanos Apollo

;; Author: Thanos Apollo <public@thanosapollo.com>
;; Keywords: extensions

;; 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:
(require 'corfu)
(require 'orderless)
(require 'dabbrev)

(setf dabbrev-ignored-buffer-regexps '("\\.\\(?:pdf\\|jpe?g\\|png\\)\\'"))

(defun orderless-fast-dispatch (word index total)
  (and (= index 0) (= total 1) (length< word 4)
       `(orderless-regexp . ,(concat "^" (regexp-quote word)))))

(orderless-define-completion-style orderless-fast
  (orderless-style-dispatchers '(orderless-fast-dispatch))
  (orderless-matching-styles '(orderless-literal orderless-regexp)))

;; Corfu
(global-corfu-mode)
(corfu-popupinfo-mode)

(setf corfu-mode t
      corfu-auto t
      corfu-auto-delay 0
      corfu-auto-prefix 2
      corfu-cycle t
      completion-styles '(orderless-fast basic)
      completion-cycle-threshold 3
      corfu-popupinfo-delay 0
      corfu-quit-at-boundary 'separator
      corfu-quit-no-match t
      corfu-preselect 'first
      corfu-preview-current t
      corfu-echo-mode t)

(setq indent-tabs-mode nil)

(defun insert-brackets (&optional arg)
  "Insert brackets."
  (interactive "P")
  (insert-pair arg ?\[ ?\]))

(global-set-key (kbd "C-x M-[") 'insert-brackets)

;; Magit
(require 'magit)

(defun project-magit ()
  "Run magit-status in the current project's root."
  (interactive)
  (magit-status (project-root (project-current t))))

(define-key project-prefix-map (kbd "s") 'project-magit)

(setf magit-display-buffer-function #'magit-display-buffer-same-window-except-diff-v1)
(define-prefix-command 'thanos/magit)
(global-set-key (kbd "C-c g") 'thanos/magit)
(define-key thanos/magit (kbd "c") 'magit-clone)

;; shell scripting
(define-auto-insert
  '("\\.sh\\'" . "Bash skeleton")
  '("Description:"
    "#!/bin/bash\n\n"))

(add-hook 'shell-script-mode #'auto-insert)

;; Emacs lisp
(setf tab-always-indent 'complete)
(add-to-list 'completion-styles 'initials t)

(add-hook 'emacs-lisp-mode-hook #'rainbow-delimiters-mode)
(add-hook 'emacs-lisp-mode-hook #'display-line-numbers-mode)

;; Disable checkdoc flycheck for org-src buffers
(add-hook 'org-src-mode-hook #'(lambda ()
				 (flycheck-disable-checker 'emacs-lisp-checkdoc)))

;; Common lisp
(setf inferior-lisp-program "sbcl")
(add-hook 'lisp-mode-hook #'rainbow-delimiters-mode)

;; Scheme
(add-hook 'scheme-mode-hook #'rainbow-delimiters-mode)

;; Python
(require 'python-mode)
(add-to-list 'auto-mode-alist '("\\.py\\'" . python-mode))
(add-hook 'python-mode #'eglot)

;; json
(require 'json-mode)
(add-to-list 'auto-mode-alist '("\\.json'" . json-mode))

;; ChatGPT
(require 'gptel)

(define-key 'thanos/applications-map (kbd "c") 'gptel-send)

(setf gptel-api-key (password-store-get "chatgpt/api")
      gptel-model 'gpt-4-32k)

(provide 'thanos-dev)
;;; thanos-dev.el ends here