;; (require 'cl)

;; Emacs under-the-hood
(setq redisplay-dont-pause t)
(prefer-coding-system 'utf-8)
(setq-default gc-cons-threshold 50000000) ; avoid garbage collection (default is only 400k)
(setq make-backup-files         nil)      ; Don't want any backup files
(setq auto-save-list-file-name  nil)      ; Don't want any .saves files
(setq auto-save-default         nil)      ; Don't want any auto saving

;; If I ever enable bkacups/autosaves, then change where they go
(setq backup-directory-alist `((".*" . ,my-tmp-dir)))
(setq auto-save-file-name-transforms `((".*" ,my-tmp-dir t)))

;; Always revert buffers if the files were changed
(global-auto-revert-mode 1)

;; window layout undo/redo, keymaps in init-evil.el
(when (fboundp 'winner-mode) (winner-mode 1))

(defun kill-other-buffers ()
  (interactive)
  (mapc 'kill-buffer (cdr (buffer-list (current-buffer))))
  (message "All other buffers killed")
  )

(defun kill-all-buffers ()
  (interactive)
  (mapc 'kill-buffer (buffer-list))
  (message "All buffers killed")
  )

;;;; Advice ;;;;;;;;;;;;;;;;;;;;;;;;

;; I do it this way because hooking mc/keyboard-quit to insert mode's exit
;; hook breaks multiple-cursors!
(defadvice keyboard-quit (around mc-and-keyboard-quit activate)
  (mc/keyboard-quit)
  ad-do-it)

;; Make next/previous-buffer skip special buffers
(defadvice next-buffer (after avoid-messages-buffer-in-next-buffer)
  "Advice around `next-buffer' to avoid going into the *Messages* buffer."
  (when (string= "*Messages*" (buffer-name))
    (next-buffer)))
(defadvice previous-buffer (after avoid-messages-buffer-in-previous-buffer)
  "Advice around `previous-buffer' to avoid going into the *Messages* buffer."
  (when (string= "*Messages*" (buffer-name))
    (previous-buffer)))

;; Prevent prompts when trying to close window. If I'm closing the window,
;; I likely want it to close!
(defadvice save-buffers-kill-emacs (around no-y-or-n activate)
  (flet ((yes-or-no-p (&rest args) t)
         (y-or-n-p (&rest args) t))
    ad-do-it))


;;;; My personal minor mode ;;;;;;;;

(defvar my-mode-map (make-sparse-keymap))
(define-minor-mode my-mode :keymap my-mode-map)


;;;; Commands ;;;;;;;;;;;;;;;;;;;;;;

(defun minibuffer-quit ()
  "Abort recursive edit.
        In Delete Selection mode, if the mark is active, just deactivate it;
        then it takes a second \\[keyboard-quit] to abort the minibuffer."
  (interactive)
  (if (and delete-selection-mode transient-mark-mode mark-active)
      (setq deactivate-mark t)
    (when (get-buffer "*Completions*") (delete-windows-on "*Completions*"))
    (abort-recursive-edit)))

;; File navigation defuns
(defun my-init ()
  (interactive)
  (find-file (expand-file-name "init.el" my-dir)))

(defun my-init-find ()
  (interactive)
  (projectile-find-file-in-directory my-dir))

(defun open-scratch-buffer ()
  (interactive)
  (switch-to-buffer (get-buffer-create "*scratch*"))
  (text-mode))

;; Open the modules/env-{major-mode-name}.el file, if it exists
(defun open-major-mode-conf ()
  (interactive)
  (let ((path (major-mode-module-path)))
    (if (file-exists-p path)
		(find-file path)
      (progn
        (find-file path)
        (message (concat "Mode (" (major-mode-name) ") doesn't have a module! Creating it..."))))))

;;
(defun backward-kill-line ()
  (interactive)
  (evil-delete (point-at-bol) (point)))

(defun expand-space ()
  (interactive)
  (save-excursion (insert " ")))
(defun expand-backspace ()
  (interactive)
  (save-excursion (delete-char 1))
  (delete-backward-char 1))

(defun toggle-sidebar ()
  (interactive)
  (project-explorer-open))

(defun major-mode-name ()
  (symbol-name major-mode))
(defun major-mode-module-name ()
  (concat "env-" (major-mode-name)))
(defun major-mode-module-path ()
  (expand-file-name (concat (major-mode-module-name) ".el") my-modules-dir))

;; TODO: Write better eval-and-replace


;;;; Macros ;;;;;;;;;;;;;;;;;;;;;;;;

;; Vimmish keymapping shortcuts
(defmacro nmap (&rest body)
  `(evil-define-key 'normal my-mode-map ,@body))
(defmacro vmap (&rest body)
  `(evil-define-key 'visual my-mode-map ,@body))
(defmacro imap (&rest body)
  `(evil-define-key 'insert my-mode-map ,@body))
(defmacro emap (&rest body)
  `(evil-define-key 'emacs my-mode-map ,@body))

;; Global mapping
(defmacro gmap (key command)
  `(global-set-key ,key ,command))
;; insert-mode key-chord mapping
(defmacro ichmap (key command)
  `(key-chord-define evil-insert-state-map ,key ,command))
;; defines ex commands
(defmacro cmap (ex function)
  `(evil-ex-define-cmd ,ex ,function))

;; This one's unique for my own special mappings
;; (defmacro map (key command)
;;   `(define-key my-mode-map ,key ,command))

(defmacro is-osx () '(eq system-type 'darwin))


;;;; Defuns ;;;;;;;;;;;;;;;;;;;;;;;

(defun no-linum () (linum-mode 0))


;;
(provide 'core)