137 lines
3.4 KiB
Bash
Executable File
137 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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function update_crypto() {
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local c
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c="$(crypto 2> /dev/null)" && crypto="$c"
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}
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function update_cpu() {
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cpu=" $(awk '{print $1}' /proc/loadavg)"
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}
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function update_memory() {
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memory=" $(free -h | awk '/^Mem:/{print $3}')"
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}
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function update_bat() {
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local dir cap
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dir='/sys/class/power_supply/BAT0'
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cap="$(cat "$dir/capacity")"
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if grep -qv Discharging "$dir/status"; then
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bat=" $cap%"
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elif [ "$cap" -gt 80 ]; then bat=" $cap%"
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elif [ "$cap" -gt 60 ]; then bat=" $cap%"
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elif [ "$cap" -gt 40 ]; then bat=" $cap%"
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elif [ "$cap" -gt 20 ]; then bat=" $cap%"
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else bat=" $cap%"
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fi
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}
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function update_sink_vol() {
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local vol mute
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read -r _ vol mute < <(wpctl get-volume '@DEFAULT_AUDIO_SINK@') || return
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vol=$((10#${vol/./}))
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if [ -n "$mute" ]; then sink_vol='🔇'
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elif [ "$vol" -gt 67 ]; then sink_vol=" $vol"
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elif [ "$vol" -gt 33 ]; then sink_vol=" $vol"
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else sink_vol=" $vol"
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fi
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}
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function update_source_vol() {
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local vol mute
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read -r _ vol mute < <(wpctl get-volume '@DEFAULT_AUDIO_SOURCE@') || return
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vol=$((10#${vol/./}))
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if [ -n "$mute" ]; then source_vol='🔇'
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else source_vol=" $vol"
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fi
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}
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function update_net() {
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local dev j ssid sig
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dev="$(ip route | grep -oP 'default.*dev\s+\K[^\s]+')"
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j="$(networkctl status "$dev" --json=short)"
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case "$(jq -r .Type <<< "$j")" in
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ether)
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net="🌐 $dev"
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;;
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wlan)
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ssid="$(jq -r .SSID <<< "$j")"
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sig="$(awk "/$dev/{printf \"%.0f\", \$3}" /proc/net/wireless)"
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if [ "$sig" -gt 56 ]; then net="▂▄▆█ $ssid"
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elif [ "$sig" -gt 38 ]; then net="▂▄▆_ $ssid"
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elif [ "$sig" -gt 21 ]; then net="▂▄__ $ssid"
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elif [ "$sig" -gt 3 ]; then net="▂___ $ssid"
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else net="____ $ssid"
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fi
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;;
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*)
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net='⚠'
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;;
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esac
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}
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function update_vpn() {
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local v; v="$(ip -br link show type wireguard | awk '{print $1}')"
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if [ -n "$v" ]; then vpn=" 🔒 $v"
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else vpn=
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fi
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}
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function update_time() {
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time="$(TZ=Asia/Makassar date '+%R %Z') - $(date -u '+%a %m-%d %R')"
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}
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function reload() {
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sec=0
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}
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function display() {
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"${DISPLAYCMD[@]}" "$crypto | $cpu | $memory | $sink_vol $source_vol | $net$vpn | $bat | $time"
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}
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if [ "$XDG_SESSION_TYPE" = wayland ]; then
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DISPLAYCMD=(echo)
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else
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DISPLAYCMD=(xsetroot -name)
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fi
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# SIGNALING
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# trap '<function>;display;wait' 'RTMIN+n'
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trap 'reload' 'RTMIN'
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trap 'update_sink_vol;display;wait' 'RTMIN+1'
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trap 'update_source_vol;display;wait' 'RTMIN+2'
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trap 'update_net;display;wait' 'RTMIN+3'
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trap 'update_vpn;display;wait' 'RTMIN+4'
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# to update it from external commands
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## kill -m "$(cat "$XDG_CACHE_HOME/pidofbar")"
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# where m = 34 + n
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echo "$$" > "$XDG_CACHE_HOME/pidofbar"
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sec=0
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while true; do
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if [ $((sec % 300)) -eq 5 ]; then
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update_crypto
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fi
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if [ $((sec % 5)) -eq 0 ]; then
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update_cpu
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update_memory
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update_sink_vol
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update_source_vol
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update_net
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update_vpn
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update_bat
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update_time
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display
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fi
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((sec += 5))
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sleep $((5 - 10#$(date '+%S') % 5)) & wait
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done
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