feat(sidebar): add battery icon

module/sidebar.fnl

@@ -4,12 +4,17 @@
 
 (local awful (require :awful))
 (local beautiful (require :beautiful))
+(local lain (require :lain))
 (local wibox (require :wibox))
 
+(local std (require :lib.std))
+
 (local tag-list (require :widget.tag-list))
 (local task-list (require :widget.task-list))
 (local textclock (require :widget.textclock))
 
+(local markup lain.util.markup)
+
 ;;;
 ;; Functions
 
@@ -23,9 +28,52 @@
      :top end
      :widget wibox.container.margin} ))
 
+(fn center [t]
+  {1 t
+   :align "center"
+   :widget wibox.container.place})
+
 (local sb-clock (textclock "%H\n%M"))
 (local sb-systray (doto (wibox.widget.systray)
                     (: :set_base_size 24)))
+;; (fn bat-markup []
+;;   (let [[h m] (std.s-split _G.bat_now.time ":")
+;;         baticon "\u{f241}"]
+;;     (: _G.widget :set_markup
+;;        (.. baticon "\n" h "\n" m))))
+
+(fn bat-icon []
+  ;; FA
+  ;; (let [full "\u{f240}"
+  ;;       x75 "\u{f241}"
+  ;;       x50 "\u{f242}"
+  ;;       x25 "\u{f243}"
+  ;;       empty "\u{f244}"
+  (let [full "\u{e02b}"
+        x75 "\u{e02c}"
+        x50 "\u{e02d}"
+        x25 "\u{e02e}"
+        empty "\u{e136}"
+        charging "\u{e02a}"
+        status _G.bat_now.status
+        level _G.bat_now.perc
+        icon (if (= status "Full") full
+                 (= status "Charging") charging
+                 (> level 75) x75
+                 (> level 50) x50
+                 (> level 25) x25
+                 empty)]
+    (: _G.widget :set_markup (markup.font "Typicons 28" icon))))
+
+;; TODO Plug/unplug notifications
+(local battery
+       (lain.widget.bat
+        {:battery "BAT1"
+         :ac "ACAD"
+         :notify "on"
+         :n_perc [10 20]
+         :settings bat-icon}))
+(local pulse (lain.widget.pulse))
 
 (fn draw-sidebar [s]
   (set s.sb (awful.wibar {:position beautiful.sidebar_position
@@ -37,13 +85,12 @@
       1 {1 (border (tag-list s))
          ;; 2 (task-list s)
          :layout wibox.layout.fixed.vertical}
-      2 {:layout wibox.layout.fixed.vertical}
-      3 {1 sb-systray
-         2 {1 (border
-               {1 {1 {1 sb-clock
-                      :valign "center"
-                      :halign "center"
-                      :widget wibox.container.place}
+      2 nil
+      3 {1 (center battery.widget)
+         2 pulse.widget
+         ;; 2 sb-systray
+         3 {1 (border
+               {1 {1 (center sb-clock)
                    :top 2
                    :bottom 2
                    :widget wibox.container.margin}