feat: added simple status bar

1 files changed, 147 insertions, 0 deletions

diff --git a/bin/status b/bin/status
new file mode 100755
index 0000000..a16ee34
--- /dev/null
+++ b/bin/status
@@ -0,0 +1,147 @@
+#!/bin/sh
+
+# 1: last minute
+cpu() {
+    CPULOAD=$(cut -d " " -f 1 /proc/loadavg)
+    printf " (%s%%)" "$CPULOAD"
+}
+
+mail() {
+    NEWMAIL=$(ls -s ~/mail/*/INBOX/new | awk '{if ($1 == "total") { sum += $2} }; END {print sum}')
+
+    if [ "${NEWMAIL%% *}" -eq 0 ]; then
+        printf " (%s)" "${NEWMAIL%% *}"
+    else
+        printf " (%s)" "${NEWMAIL%% *}"
+    fi
+}
+
+battery() {
+    CHARGE=$(cat /sys/class/power_supply/BAT0/capacity)
+    STATUS=$(cat /sys/class/power_supply/BAT0/status)
+    if [ "$STATUS" = "Charging" ]; then
+        printf "  %s%%" "$CHARGE"
+    else
+        if [ "$CHARGE" -le 30 ]; then
+            printf " %s%%" "$CHARGE"
+        elif [ "$CHARGE" -le 60 ]; then
+            printf " %s%%" "$CHARGE"
+        elif [ "$CHARGE" -le 90 ]; then
+            printf "  %s%%" "$CHARGE"
+        else
+            printf " %s%%" "$CHARGE"
+        fi
+    fi
+}
+
+volume() {
+    VOL=$(amixer get Master | tail -n1 | sed -r "s/.*\[(.*)%\].*/\1/")
+
+    if [ "$VOL" -eq 0 ]; then
+        printf "🔇"
+    elif [ "$VOL" -gt 0 ] && [ "$VOL" -le 33 ]; then
+        printf "🔈%s%%" "$VOL"
+    elif [ "$VOL" -gt 33 ] && [ "$VOL" -le 66 ]; then
+        printf "🔉%s%%" "$VOL"
+    else
+        printf "🔊%s%%" "$VOL"
+    fi
+}
+
+memory() {
+    USED=$(free | awk '(NR == 2) {print $3}')
+    TOTL=$(free | awk '(NR == 2) {print $2}')
+    FRAC=$(tail -c 3 <<< $((${USED}00/$TOTL)))
+    USED=$(free -h | awk '(NR == 2) {print $3}')
+
+    printf " %s(%d%%)" "$USED" "$FRAC" 
+}
+
+weather() {
+    curl wttr.in?format="%c+%t"
+}
+
+datetime() {
+	date '+%Y-%m-%d %A %H:%M'
+}
+
+ipaddr() {
+    for i in $(ip r); do echo "$i"; done | grep -A 1 src | tail -n1
+}
+
+dostatus() {
+    # xsetroot -name "$VOL│$BAT│$MEM│$IP│$CPU│$NML│$WTR│$TIM" 
+    echo "$VOL│$BAT│$MEM│$IP│$CPU│$NML│$WTR│$TIM" 
+}
+
+# signal handlers
+refresh_volume() {
+    VOL=$(volume)
+}
+
+
+refresh_battery() {
+    BAT=$(battery)
+}
+
+refresh_ip() {
+    IP=$(ipaddr)
+}
+
+
+refresh_cpu() {
+    CPU=$(cpu)
+}
+
+refresh_mail() {
+    NML=$(mail)
+}
+
+refresh_weather() {
+    WTR=$(weather)
+}
+
+refresh_time() {
+    TIM=$(datetime)
+}
+
+refresh_all() {
+    refresh_volume
+    refresh_battery
+    refresh_ip
+    refresh_cpu
+    refresh_mail
+    refresh_weather
+    refresh_time
+}
+
+trap "refresh_volume"  35
+trap "refresh_battery" 36
+trap "refresh_ip"      37
+trap "refresh_cpu"     38
+trap "refresh_weather" 39
+trap "refresh_time"    40
+trap "refresh_all"     41
+
+PID=$$
+{
+while true # ip address
+do
+    kill -37 $PID
+    sleep 2h
+done &
+while true # weather 
+do
+    kill -39 $PID
+    sleep 1d
+done &
+while true # time
+do
+    BAT=$(battery)
+    TIM=$(datetime)
+    CPU=$(cpu)
+    NML=$(mail)
+    dostatus
+    sleep 1m & wait $!
+done
+}