#!/bin/bash
#################################
#BATTERY STAT SCRIPT FOR Z2
# -JAGSPH 2010 VERSION 0.02
#
#
#########
# Vars
#
#Read status with nubmers only
BATST="`cat /proc/apm | awk '{ print $7}'|  awk -F "" '{print $1$2}'`"
#Low Threshold
BATLT="46"
#Warning Threshold
BATWT="50"
#High Threshold
BATHT="80"
#Fully Charged on AC
FULLC="89"
#Polling Time
POLL=30
#Warned?
WARN=0
WARNS=0

function warning1 {
if [ "$WARN" -eq "1" ]; then
echo "Function warning1 Doing nothing"
else
xmessage -center "Power low; SHUTDOWN:$BATLT CUR:$BATST"
WARN=1
fi
}

function warning2 {
if [ "$WARNS" -eq "1" ]; then
echo "Function warning2 Doing nothing"
else
xmessage -center "Power low; Shutdown in 2 MIN; Save Work" &
WARNS=1
fi
}

function fullcharge {
echo Fully Charged Function
echo "#################################"
if [ "$BATST" -lt "$FULLC" ]; then
echo Charge is $BATST out of $FULLC
else
#echo $BATST greather than $FULLC
echo "FC: Fully Chared $BATST OF $FULLC"
fi
}


function batpower {
echo On battery power function
echo "#################################"
if [ "$BATST" -lt "$BATHT" ]; then
echo $BATST less than $BATHT
echo System Is Officially on battery power
else
#echo $BATST greather than $BATHT
#echo "System Is over the $BATHT Threshold"
echo "BAT: Charging over $BATST over $BATHT on AC Power"
#echo "Even though it may not be"
#echo "Since we cannot accurately calculate"
#echo "BP: $BATST of $BATHT Threshold"
fi
echo ""

}


function warn {
echo Warning Function
echo "#################################"
if [ "$BATST" -lt "$BATWT" ]; then
#echo $BATST less than $BATWT
echo Warning
echo System will shutdown at $BATLT
echo System is at $BATST
warning1 &
sleep 2
WARN=1
#xmessage -center "Power low; SHUTDOWN:$BATLT CUR:$BATST"
else
#echo $BATST greather than $BATWT
echo "WARN: $BATST of $BATWT Threshold"
fi
echo ""

}


function low {
echo Low Function
echo "#################################"
if [ "$BATST" -lt "$BATLT" ]; then
echo $BATST less than $BATLT
echo System shutdown in 120 Seconds
echo Save your work
warning2 &
sleep 5
WARNS=1
sleep 120 ; op shutdown
else
echo "LOW: $BATST above $BATLT Shutdown Threshold"
fi            
echo ""

}

function loop {
while true ; do
echo "System is reporting "$BATST"% from /proc/apm"
clear;
low;
warn;
batpower;
fullcharge;
sleep $POLL
done
}

#Entry Point
sleep 1
loop;