#!/usr/bin/env bash
source "$CONFIG_DIR/colors.sh"
source "$CONFIG_DIR/icons.sh"

CACHE="/tmp/sketchybar_${NAME}.txt"
case "$SENDER" in
  mouse.entered)
    [ -f "$CACHE" ] && sketchybar --set "$NAME.details" label="$(cat "$CACHE")"
    sketchybar --set "$NAME" popup.drawing=on; exit 0 ;;
  mouse.exited)
    sketchybar --set "$NAME" popup.drawing=off; exit 0 ;;
esac

# On APFS the real user usage lives on the Data volume; fall back to /
VOL="/System/Volumes/Data"; [ -d "$VOL" ] || VOL="/"

DF="$(df -h "$VOL" | awk 'NR==2{gsub("%","",$5); print $2, $3, $4, $5}')"
set -- $DF; SIZE="$1"; USED="$2"; AVAIL="$3"; PCT="$4"
[ -z "$PCT" ] && exit 0

COLOR=$TEXT
if   [ "$PCT" -ge 90 ]; then COLOR=$RED       # custom-storage.critical
elif [ "$PCT" -ge 80 ]; then COLOR=$YELLOW    # custom-storage.warning
fi

sketchybar --set "$NAME" label="${PCT}% ${DISK}" label.color=$COLOR
printf '%s' "Disk · ${USED} used of ${SIZE} (${PCT}%) · ${AVAIL} free" > "$CACHE"