change color scheme

sketchybar/plugins/battery.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+PERCENTAGE="$(pmset -g batt | grep -Eo "\d+%" | cut -d% -f1)"
+CHARGING="$(pmset -g batt | grep 'AC Power')"
+
+if [ "$PERCENTAGE" = "" ]; then
+  exit 0
+fi
+
+case "${PERCENTAGE}" in
+  9[0-9]|100) ICON=""
+  ;;
+  [6-8][0-9]) ICON=""
+  ;;
+  [3-5][0-9]) ICON=""
+  ;;
+  [1-2][0-9]) ICON=""
+  ;;
+  *) ICON=""
+esac
+
+if [[ "$CHARGING" != "" ]]; then
+  ICON="󱐥"
+fi
+
+# The item invoking this script (name $NAME) will get its icon and label
+# updated with the current battery status
+sketchybar --set "$NAME" icon="$ICON" label="${PERCENTAGE}%"