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#!/bin/sh
print_wifi() {
if=wlan0
while IFS=':' read -r k v
do
label=$(echo "$k"|trim)
value=$(echo "$v"|trim)
case $label in
SSID) SSID=$value
;;
signal) SIGNAL=$value
;;
esac
done <<-EOT
$(iw "$if" link)
EOT
test "$SIGNAL" && echo "$SSID $SIGNAL"
}
while true
do
xsetroot -name\
"$(printf "%s %s %s %s%% %s"\
"$(print_wifi)"\
"$(ip -4 -j a show wlan0 | jq -r ".[0].addr_info[0].local")"\
"$(($(grep MemAvailable /proc/meminfo | awk '{print $2}')/1024))M"\
"$(cat /sys/class/power_supply/BAT0/capacity)"\
"$(date "+W%V %d/%m %T%:::z")")"
sleep 1
done
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