#!/bin/bash
P1_STATUS=`mosquitto_sub -t domoctopus/p1/status -C 1`

if [ "$P1_STATUS" != "online" ]; then
	# no info from P1
	# disable setpoint control
	echo "disable setpoint and exit"
	mbpoll 192.168.1.134 -a 3 -B -0 -r 40151 -t 4:int 803
	exit 1
fi

P1_INFO=`mosquitto_sub -t  home/meterkast/P1HA -C 1`
P1_POWER_IN=`echo $P1_INFO | jq -r '.elec_power_in'`
P1_POWER_OUT=`echo $P1_INFO | jq -r '.elec_power_out'`
echo "P1 power in" $P1_POWER_IN
echo "P1 power out" $P1_POWER_OUT
SI_POWER_IN=`mbpoll  192.168.1.134  -a 3 -B -0 -r 30865 -q -1 -c 1 -t 3:int | grep -e 30865 | cut -f 2`
SI_POWER_OUT=`mbpoll  192.168.1.134  -a 3 -B -0 -r 30867 -q -1 -c 1 -t 3:int | grep -e 30867 | cut -f 2`
echo "SI power in" $SI_POWER_IN
echo "SI power out" $SI_POWER_OUT
BAT_PERC=`mbpoll  192.168.1.134  -a 3 -B -0 -r 30845 -q -1 -c 1 -t 3:int | grep -e 30845 | cut -f 2`
echo "BAT_PERC" $BAT_PERC
# negative means we are exporting power to the grid
# positive means we are taking power from the grid
P1_POWER=$(($P1_POWER_IN - $P1_POWER_OUT))
# positive means we are discharging the batteries
# negative means we are charging the batteries
SI_POWER=$(($SI_POWER_OUT - $SI_POWER_IN))
echo "P1 power" $P1_POWER
echo "SI power" $SI_POWER
SI_POWER_REQ=$(($SI_POWER + $P1_POWER))
echo "SI power req" $SI_POWER_REQ
LOWER_LIMIT=-2200
if [ "$SI_POWER_REQ" -lt "$LOWER_LIMIT" ]; then
	SI_POWER_REQ=$LOWER_LIMIT
fi
echo "SI power req (must be at least $LOWER_LIMIT)" $SI_POWER_REQ
if [ "$SI_POWER_REQ" -gt "0" ]; then
	SI_POWER_REQ=0
fi
echo "SI power req (must not be more than 0)" $SI_POWER_REQ
mbpoll 192.168.1.134 -a 3 -B -0 -r 40149 -q -t 4:int -- $SI_POWER_REQ
mbpoll 192.168.1.134 -a 3 -B -0 -r 40151 -q -t 4:int 802