(require-package 'flx)
(require-package 'flx-ido)
(require-package 'ido-vertical-mode)
(require-package 'ido-ubiquitous)
(require-package 'ido-at-point)

(setq ido-enable-prefix nil
      ido-enable-flex-matching t
      ido-default-file-method 'selected-window
      ido-default-buffer-method 'selected-window
      ido-create-new-buffer 'always
      ido-use-filename-at-point 'guess
      ido-auto-merge-work-directories-length -1
      ido-max-prospects 10
      ido-save-directory-list-file "~/.emacs.d/cache/ido.hist"
      ido-max-directory-size 100000)

(add-hook 'dired-mode-hook
          '(lambda ()
             (set (make-local-variable 'ido-use-filename-at-point) nil)))

(setq ido-file-extensions-order
      '(".org" ".txt" ".md" ".rst" ".tex" ".py" ".el" ".hs"))

(setq completion-ignored-extensions
      (append '(".pdf" ".out" ".log" ".fls" ".fdb" ".fdb_latexmk")
              completion-ignored-extensions))

;; Disable ido faces to see flx highlights.
(setq ido-use-faces nil)

(ido-mode 1)
(ido-vertical-mode 1)
(ido-everywhere 1)
(flx-ido-mode 1)
(ido-ubiquitous-mode 1)
(ido-at-point-mode)

;; From prelude
(defun km/recentf-ido-find-file ()
  "Find a recent file using ido."
  (interactive)
  (-when-let (file (km/read-recent-file))
    (find-file file)))

(defun km/recentf-ido-find-file-other-window ()
  "Find a recent file in other window using ido."
  (interactive)
  (-when-let (file (km/read-recent-file))
    (find-file-other-window file)))

(defun km/read-recent-file ()
  (ido-completing-read "Choose recent file: " recentf-list nil t))

(key-chord-define-global ",r" 'km/recentf-ido-find-file)
;; This overrides `find-file-read-only-other-window', but
;; `view-file-other-window', which I map to 'v', has the same
;; functionality.
(define-key ctl-x-4-map "r" 'km/recentf-ido-find-file-other-window)
(key-chord-define-global ",b" 'ido-switch-buffer)

(provide 'init-ido)