;;; oni-clojure.el --- Clojure configuration         -*- lexical-binding: t; -*-

;; Copyright (C) 2019  Tom Willemse

;; Author: Tom Willemse <tom@ryuslash.org>
;; Keywords: local
;; Version: 2021.0727.210613
;; Package-Requires: (clojure-mode oni-company cider clojure-mode-extra-font-locking oni-paredit rainbow-delimiters oni-data-dir)

;; 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:

;; My configuration for Clojure and Cider.

;;; Code:

(require 'cider)
(require 'clojure-mode)
(require 'clojure-mode-extra-font-locking)
(require 'inf-lisp)
(require 'oni-data-dir)

(defun oni-clojure-set-inferior-lisp ()
  "Set `inferior-lisp-program' to use Lein."
  (setq-local inferior-lisp-program "lein repl"))

(defun oni-clojure-add-font-lock ()
  "Add extra keywords for Clojure."
  (font-lock-add-keywords
   nil
   '(("(\\(facts?\\)"
      (1 font-lock-keyword-face))
     ("(\\(background?\\)"
      (1 font-lock-keyword-face)))))

(defun oni-clojure-add-indent ()
  "Customize indentation for Clojure."
  (define-clojure-indent (fact 1))
  (define-clojure-indent (facts 1)))

(defun oni-clojure--auto-fill-mode ()
  "Enable ‘auto-fill-mode’ only for comments."
  (setq-local comment-auto-fill-only-comments t)
  (auto-fill-mode))

(setq cider-repl-pop-to-buffer-on-connect t)

(setq cider-show-error-buffer t
      cider-auto-select-error-buffer t)

(setq cider-repl-history-file (oni-data-dir-locate "cider-history"))

(setq cider-repl-wrap-history t)

(add-hook 'clojure-mode-hook 'paredit-mode)
(add-hook 'clojure-mode-hook 'rainbow-delimiters-mode)
(add-hook 'clojure-mode-hook 'oni-clojure-set-inferior-lisp)
(add-hook 'clojure-mode-hook 'oni-clojure-add-font-lock)
(add-hook 'clojure-mode-hook 'oni-clojure-add-indent)
(add-hook 'clojure-mode-hook 'oni-clojure--auto-fill-mode)
(add-hook 'clojure-mode-hook 'company-mode)

(add-hook 'cider-repl-mode-hook 'paredit-mode)

(provide 'oni-clojure)
;;; oni-clojure.el ends here