Change most things to symlinks instead of hardlinks

1 files changed, 69 insertions, 9 deletions

diff --git a/bin/battery-notify.sh b/bin/battery-notify.sh
index ed07119..a2a6e23 100755
--- a/bin/battery-notify.sh
+++ b/bin/battery-notify.sh
@@ -1,14 +1,55 @@
-#!/bin/sh
+#!/bin/bash
 
 last="NONE"
+nid=0
 
-low=15
+low=10
 critical=5
 
+polltime=2
+
 bat="BAT1"
 
-while true; do
+str_time () {
+  h=$(bc <<< "${1}/3600")
+  m=$(bc <<< "(${1}%3600)/60")
+  s=$(bc <<< "${1}%60")
+
+  printf "%d h %02d min %02.0f sec\n" $h $m $s
+}
+
+
+calc_time_left () {
+  voltage_now=$(cat "$1/voltage_now")
+  charge_now=$(cat "$1/charge_now")
+  current_now=$(cat "$1/current_now")
+  
+  energy=$(bc -l <<< "($voltage_now * $charge_now) / 1000000")
+  power=$(bc -l <<< "($voltage_now * $current_now) / 1000000")
+  hours=$(bc -l <<< "$energy / $power")
+
+  echo $(bc -l <<< "$hours * 3600")
+}
+
+
+dismiss_last_notification () { 
+  if [[ "$nid" -ne "0" ]]; then
+    echo "poof"
+    notify-send -r $nid -t 1 " "
+    nid=0
+  fi
+}
+
+send_power_warning () {
+  time_left=$(str_time $(calc_time_left $2))
+  if [[ "$nid" -ne "0" ]]; then
+    nid=$(notify-send -p -r $nid -u critical -t 0 "Power" "Battery $1: $3%\nRemaining: $time_left")
+  else
+    nid=$(notify-send -p -u critical -t 0 "Power" "Battery $1: $3%\nRemaining: $time_left")
+  fi
+}
 
+while true; do
   battery="/sys/class/power_supply/$bat"
   if [ -d $battery ]; then
 
@@ -16,22 +57,41 @@ while true; do
     status=$(cat $battery/status)
 
     if [ "$last" != "FULL" ] && [ "$status" = "Full" ]; then
+      dismiss_last_notification
       notify-send "Power" "Battery is full"
       last="FULL"
     fi
 
     # If low and discharging
-    if [ "$last" != "LOW" ] && [ "$status" = "Discharging" ] && \
-       [ $capacity -le $low ]; then
-      notify-send "Power" "Battery warning: $capacity%"
-      last=LOW
+    if [ "$last" != "CRITICAL" ] && [ "$status" = "Discharging" ] && [ $capacity -le $low ]; then
+      send_power_warning "warning" $battery $capacity
+      last=LOW polltime=2
     fi
 
     # If critical and discharging
     if [ "$status" = "Discharging" ] && [ $capacity -le $critical ]; then
-      notify-send "Power" "Battery critical: $capacity%"
+      send_power_warning "critical" $battery $capacity
       last=CRITICAL
+      polltime=2
+    fi
+
+    # If charging
+    if [ "$status" = "Charging" ] && [ "$last" != "CHARGING" ]; then
+      dismiss_last_notification  
+      notify-send "Power" "Battery charging: $capacity%"
+      last=CHARGING
+      polltime=2
+    fi
+
+    # If disharging
+    if [ "$status" = "Discharging" ] && [ "$last" != "LOW" ] && [ "$last" != "CRITICAL" ] && [ "$last" != "DISCHARGING" ]; then
+      time_left=$(str_time $(calc_time_left $battery))
+      notify-send "Power" "Battery discharging: $capacity%"
+      last=DISCHARGING
+      polltime=2
     fi
+  else
+    sleep 60
   fi
-  sleep 60
+  sleep $polltime
 done