#!/bin/bash

echo $$ > /var/log/pid/Smartping-<DevName>.pid

# Set Parameters
Name='<DevName>'
domoticzserverip='127.0.0.1:8080'
IDX='<DomoIDX>'
IP='<DevStaticIP>'
bluetoothmac='<DevBTMac:>'

while [ 1 ]
do
# First network ping attempt
fping -c5 -b 32 -t1000 $IP > /dev/null 2>&1
if [ "$?" = 0 ] ; then
device="On"
technology="Online, Wifi 1"
success="yes"
else
success="no"
fi

# First bluetooth ping attempt
if [[ $success != 'yes' ]]; then
bt1=$(l2ping -c5 -s32 -t1000 "$bluetoothmac" > /dev/null 2>&1 && echo "On" || echo "Off")
if [[ $bt1 == 'On' ]]; then
device="On"
technology="Online, Bluetooth 1"
success="yes"
fi
fi

# Second network ping attempt
if [[ $success != 'yes' ]]; then
fping -c5 -b 32 -t1000 $IP > /dev/null 2>&1
if [ "$?" = 0 ] ; then
device="On"
technology="Online, Wifi 2"
success="yes"
fi
fi

# Second bluetooth ping attempt
if [[ $success != 'yes' ]]; then
bt2=$(l2ping -c5 -s32 -t1000 "$bluetoothmac" > /dev/null 2>&1 && echo "On" || echo "Off")
if [[ $bt2 == 'On' ]]; then
device="On"
technology="Online, Bluetooth 2"
success="yes"
fi
fi

# If the device is still offline, declare it for processing
if [[ $success != 'yes' ]]; then
technology="Offline"
device="Off"
fi

# Check Online / Offline state of Domoticz device
domoticzstatus=$(curl -s "http://"$domoticzserverip"/json.htm?type=devices&rid="$IDX"" | grep '"Data" :' | awk '{ print $3 }' | sed 's/[!@#\$%",^&*()]//g')
CurTime=$(date '+%d/%m/%Y %H:%M');
# Compare ping result to Domoticz device status
if [ "$device" = "$domoticzstatus" ] ; then
echo "$CurTime | Device: $Name | Status: $technology"
else
echo "Status desynchronized, resynchronizing..."
if [ "$device" = On ] ; then
echo "$CurTime | Device: $Name | Sync: Online"
curl -s "http://"$domoticzserverip"/json.htm?type=command&param=switchlight&idx="$IDX"&switchcmd=On" 2>/dev/null 1>/dev/null
else
echo "$CurTime | Device: $Name | Sync: Offline"
curl -s "http://"$domoticzserverip"/json.htm?type=command&param=switchlight&idx="$IDX"&switchcmd=Off" 2>/dev/null 1>/dev/null
fi
fi
#Waiting if Device is online
if [ "$device" = On ] ; then
echo "$CurTime | Device: $Name | Status: Online, Waiting"
sleep 60
fi

done