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|
#!/usr/bin/env bash
set -euo pipefail
kind="${1:-}"
iface="${POLYBAR_NETWORK:-eth0}"
profile="${WG_QUICK_PROFILE:-PC}"
state_dir="${XDG_RUNTIME_DIR:-/tmp}"
if [ ! -w "$state_dir" ]; then
state_dir="${XDG_CACHE_HOME:-$HOME/.cache}"
mkdir -p "$state_dir" 2>/dev/null || true
fi
if [ ! -w "$state_dir" ]; then
state_dir="/tmp"
fi
human_bytes() {
local bytes="$1"
if [ "$bytes" -ge 1048576 ]; then
awk -v v="$bytes" 'BEGIN { printf "%.1fM", v / 1048576 }'
elif [ "$bytes" -ge 1024 ]; then
awk -v v="$bytes" 'BEGIN { printf "%.0fK", v / 1024 }'
else
printf '%sB' "$bytes"
fi
}
case "$kind" in
awake)
[ -f "$state_dir/polybar-awake.state" ] && echo on || echo off
;;
cpu)
state_file="$state_dir/quickshell-cpu.state"
read -r cpu user nice system idle iowait irq softirq steal _ </proc/stat
idle_all=$((idle + iowait))
total=$((user + nice + system + idle + iowait + irq + softirq + steal))
if [ -r "$state_file" ]; then
read -r old_total old_idle <"$state_file" || true
else
old_total="$total"
old_idle="$idle_all"
fi
printf '%s %s\n' "$total" "$idle_all" >"$state_file"
diff_total=$((total - old_total))
diff_idle=$((idle_all - old_idle))
if [ "$diff_total" -le 0 ]; then
echo 0%
else
echo "$(((100 * (diff_total - diff_idle)) / diff_total))%"
fi
;;
date)
date '+%a %d %b %H:%M'
;;
disk)
df -P / | awk 'NR == 2 { print $5 }'
;;
display)
[ -f "$state_dir/polybar-display-night.state" ] && echo night || echo day
;;
dunst)
if ! command -v dunstctl >/dev/null 2>&1; then
echo off
elif [ "$(dunstctl is-paused 2>/dev/null || echo false)" = true ]; then
waiting="$(dunstctl count waiting 2>/dev/null || echo 0)"
[ "$waiting" -gt 0 ] 2>/dev/null && echo "dnd $waiting" || echo dnd
else
echo on
fi
;;
keyboard)
export DISPLAY="${DISPLAY:-:0}"
if [ -z "${XAUTHORITY:-}" ] && [ -r "$HOME/.Xauthority" ]; then
export XAUTHORITY="$HOME/.Xauthority"
fi
query="$(setxkbmap -query 2>/dev/null || true)"
layout="$(printf '%s\n' "$query" | awk '/^layout:/ { print $2; exit }')"
variant="$(printf '%s\n' "$query" | awk '/^variant:/ { print $2; exit }')"
case "${layout:-unknown}:${variant:-}" in
us:dvorak) echo "us dv" ;;
cz:*|cz:) echo cz ;;
*:) echo "${layout:-unknown}" ;;
*) echo "${layout:-unknown} ${variant}" ;;
esac
;;
mem)
awk '
/MemTotal:/ { total = $2 }
/MemAvailable:/ { avail = $2 }
END { if (total > 0) printf "%d%%\n", ((total - avail) * 100) / total; else print "n/a" }
' /proc/meminfo
;;
mic)
if ! command -v pactl >/dev/null 2>&1; then
echo n/a
else
mute="$(pactl get-source-mute @DEFAULT_SOURCE@ 2>/dev/null | awk '{ print $2 }' || true)"
[ "$mute" = yes ] && echo muted || echo on
fi
;;
music)
if ! command -v playerctl >/dev/null 2>&1; then
echo n/a
exit 0
fi
status="$(playerctl status 2>/dev/null || true)"
[ -n "$status" ] || { echo off; exit 0; }
artist="$(playerctl metadata artist 2>/dev/null || true)"
title="$(playerctl metadata title 2>/dev/null || true)"
if [ -n "$artist" ] && [ -n "$title" ]; then
printf '%s - %s\n' "$artist" "$title" | cut -c 1-34
elif [ -n "$title" ]; then
printf '%s\n' "$title" | cut -c 1-34
else
echo "$status"
fi
;;
net)
ip -o -4 addr show "$iface" 2>/dev/null | awk '{ split($4, ip, "/"); print ip[1]; found = 1; exit } END { if (!found) print "offline" }'
;;
netspeed)
rx_file="/sys/class/net/$iface/statistics/rx_bytes"
tx_file="/sys/class/net/$iface/statistics/tx_bytes"
state_file="$state_dir/quickshell-net-${iface}.state"
if [ ! -r "$rx_file" ] || [ ! -r "$tx_file" ]; then
echo n/a
exit 0
fi
now="$(date +%s)"
rx="$(cat "$rx_file")"
tx="$(cat "$tx_file")"
if [ -r "$state_file" ]; then
read -r old_now old_rx old_tx <"$state_file" || true
else
old_now="$now"
old_rx="$rx"
old_tx="$tx"
fi
printf '%s %s %s\n' "$now" "$rx" "$tx" >"$state_file"
delta=$((now - old_now))
[ "$delta" -gt 0 ] || delta=1
down=$(((rx - old_rx) / delta))
up=$(((tx - old_tx) / delta))
[ "$down" -ge 0 ] || down=0
[ "$up" -ge 0 ] || up=0
printf '%s/%s\n' "$(human_bytes "$down")" "$(human_bytes "$up")"
;;
scratch)
if command -v i3-msg >/dev/null 2>&1 && command -v jq >/dev/null 2>&1; then
i3-msg -t get_tree 2>/dev/null |
jq '[.. | objects | select(.name == "__i3_scratch") | .floating_nodes[]?] | length' 2>/dev/null || echo 0
else
echo n/a
fi
;;
temp)
if command -v sensors >/dev/null 2>&1; then
temp="$(
sensors 2>/dev/null |
awk '
/Package id 0:/ { gsub(/[^0-9.-]/, "", $4); print int($4); exit }
/Tctl:/ { gsub(/[^0-9.-]/, "", $2); print int($2); exit }
/temp1:/ && $2 ~ /^\+/ { gsub(/[^0-9.-]/, "", $2); print int($2); exit }
'
)"
else
temp=""
fi
if [ -z "$temp" ]; then
for zone in /sys/class/thermal/thermal_zone*/temp; do
[ -r "$zone" ] || continue
value="$(cat "$zone")"
if [ "$value" -gt 0 ] 2>/dev/null; then
temp=$((value / 1000))
break
fi
done
fi
[ -n "${temp:-}" ] && echo "${temp}C" || echo n/a
;;
updates)
if command -v checkupdates >/dev/null 2>&1; then
(checkupdates 2>/dev/null || true) | wc -l
elif command -v pacman >/dev/null 2>&1; then
(pacman -Qu 2>/dev/null || true) | wc -l
else
echo n/a
fi
;;
volume)
if ! command -v pactl >/dev/null 2>&1; then
echo n/a
exit 0
fi
mute="$(pactl get-sink-mute @DEFAULT_SINK@ 2>/dev/null | awk '{ print $2 }' || true)"
vol="$(pactl get-sink-volume @DEFAULT_SINK@ 2>/dev/null | awk 'NR == 1 { print $5; exit }' || true)"
[ "$mute" = yes ] && echo muted || echo "${vol:-n/a}"
;;
wg)
if [ ! -d "/sys/class/net/$profile" ]; then
echo down
exit 0
fi
if ! command -v wg >/dev/null 2>&1; then
echo up
exit 0
fi
latest="$(wg show "$profile" latest-handshakes 2>/dev/null | awk 'NF { if ($2 > newest) newest = $2 } END { print newest + 0 }' || true)"
if [ -z "$latest" ] || [ "$latest" -le 0 ] 2>/dev/null; then
echo up
exit 0
fi
age=$(($(date +%s) - latest))
if [ "$age" -lt 60 ]; then suffix="${age}s"; elif [ "$age" -lt 3600 ]; then suffix="$((age / 60))m"; elif [ "$age" -lt 86400 ]; then suffix="$((age / 3600))h"; else suffix="$((age / 86400))d"; fi
echo "up $suffix"
;;
*)
echo n/a
exit 1
;;
esac
|
