;;; conf/keys.fnl --- Global keys

;;; Code:

(var keys {})

(local gears (require :gears))
(local awful (require :awful))

(local apps (require :conf.apps))
(local key (. (require :lib.keys) :key))

;;;
;; Functions

(fn register [...]
  (set keys (gears.table.join keys ...)))

;; Spawn lamda
(fn run [prog]
  (fn [] (awful.spawn prog)))

;; Run silent
(fn run! [prog]
  (fn [] (awful.spawn prog false)))

(fn playerctl [a]
  (run! (.. "playerctl " a)))

(fn mpc [a]
  (run! (.. "mpc " a)))

(fn amixer [args]
  (run! (.. "amixer sset Master " args)))

(fn light [a v]
  (let [flag (. {:up "-A" :down "-U"} a)]
    (run! (.. "light " flag " " (tostring v)))))

(fn with-tag [i fun]
  (lambda [] (when client.focus
          (let [tag (. client.focus.screen.tags i)]
            (when tag
              (fun tag))))))

(fn apply-focus [i attr]
  (with-tag i (lambda [t] (: client.focus attr t))))

(fn current-tag []
  (. (awful.screen.focused) :selected_tag))

(fn focused-tag-by-index [i]
  (. (awful.screen.focused) :tags i))

(fn with-focused-tag [i fun]
  (lambda [] (let [tag (focused-tag-by-index i)]
          (when tag
            (fun tag)))))

(fn focus [c]
  (when c
    (set client.focus c)
    (: c :raise)))

;;;
;; Configuration

(register
 (key [:mod :ctrl :shift] :q awesome.quit)
 (key [:mod :ctrl] :r awesome.restart)
 (key [:mod :ctrl] :q (run "oblogout"))

 (key [:mod] :equal (lambda []
                       (doto (current-tag)
                         (tset :master_width_factor 0.5)
                         (tset :master_count 1)
                         (tset :column_count 1))))
 (key [:mod :ctrl] :l (lambda [] (awful.tag.incmwfact 0.05)))
 (key [:mod :ctrl] :h (lambda [] (awful.tag.incmwfact -0.05)))
 (key [:mod] :comma (lambda [] (awful.tag.incnmaster 1 nil true)))
 (key [:mod] :period (lambda [] (awful.tag.incnmaster -1 nil true)))
 (key [:mod :ctrl] :period (lambda [] (awful.tag.incncol 1 nil true)))
 (key [:mod :ctrl] :comma (lambda [] (awful.tag.incncol -1 nil true)))

 (key [:mod] :Return (run apps.terminal))
 (key [:mod] :d (run apps.dropdown))

 (key [:mod] :space (lambda [] (awful.layout.inc 1)))
 (key [:mod] :r (run apps.rofi))
 (key [:mod] :p (run "xfce4-display-settings"))

 (key [:mod] :e (run apps.editor))

 (key [:mod] :BackSpace (lambda [] (focus (awful.client.restore))))

 (key [] :XF86AudioPlay         (playerctl :play-pause))
 (key [] :XF86AudioNext         (playerctl :next))
 (key [] :XF86AudioPrev         (playerctl :previous))
 ;; (key [] :XF86AudioRaiseVolume  (amixer "5%+"))
 ;; (key [] :XF86AudioLowerVolume  (amixer "5%-"))
 ;; (key [] :XF86AudioMute         (amixer "toggle"))
 (key [] :XF86MonBrightnessUp   (light :up 5))
 (key [] :XF86MonBrightnessDown (light :down 5)))

(each [_key dir (pairs {:h :left :j :down :k :up :l :right})]
  (register
   (key [:mod] _key (lambda [] (awful.client.focus.bydirection dir)))
   (key [:mod :shift] _key (lambda [] (awful.client.swap.bydirection dir)))))

(for [i 1 9]
  (let [ksym (.. "#" (+ i 9))]
    (register
     (key [:mod] ksym (with-focused-tag i (lambda [t] (: t :view_only))))
     (key [:mod :ctrl] ksym (with-focused-tag i (lambda [t] (awful.tag.viewtoggle t))))
     (key [:mod :shift] ksym (apply-focus i :move_to_tag))
     (key [:mod :ctrl :shift] ksym (apply-focus i :toggle_tag)))))

keys
;;; conf/keys.fnl ends here