#! /bin/sh
set +x

#EInstellungen
tokenfile="/etc/openhab2/html/netatmo_token.json"
errorfile="/etc/openhab2/html/netatmo_error.json"

#los gehts
rm ${errorfile}
if [ ! -f $tokenfile ]; then
    echo "Get new access token"
    curl -d "grant_type=password&client_id=##########&client_secret=##########&username=##########&password=##########&scope=read_station read_camera read_thermostat write_thermostat" "https://api.netatmo.net/oauth2/token" > ${tokenfile}
fi

atoken=`jq -r ".access_token" $tokenfile`
rtoken=`jq -r ".refresh_token" $tokenfile`
expiration=`jq -r ".expires_in" $tokenfile`

filedate=`date +%Y-%m-%d_%H:%M:%S -r $tokenfile`
filedate=${filedate/_/ }
filedate=`date -d "$filedate" +%s`
limittime=`expr $filedate + $expiration`
currenttime=`date +%s`

#debug
echo "currenttime=${currenttime}"
echo "limittime=${limittime}"
echo "filedate=${filedate}"

#tokenfile entfernen, wenn ungültig
if [ -z "$limittime" ] ; then
    echo "access token file empty"
    cp ${tokenfile} ${errorfile}
    rm ${tokenfile}
fi

if [ $limittime -lt $currenttime ]; then
    echo "Using refresh token"
    curl -s -d "grant_type=refresh_token&refresh_token=${rtoken}&client_id=##########&client_secret=##########&username=##########" "https://api.netatmo.net/oauth2/token" > ${tokenfile}
    atoken=`jq -r ".access_token" $tokenfile`
fi

curl -s -d "access_token=${atoken}&home_id=##########" "https://api.netatmo.net/api/homestatus?home_id=##########" > "/etc/openhab2/html/netatmo_therm_bath_data.json"
curl -s -d "access_token=${atoken}&home_id=##########" "https://api.netatmo.net/api/homestatus?home_id=##########" > "/etc/openhab2/html/netatmo_therm_kitchen_data.json"
curl -s -d "access_token=${atoken}&home_id=##########" "https://api.netatmo.net/api/homestatus?home_id=##########" > "/etc/openhab2/html/netatmo_therm_living_data.json"
curl -s -d "access_token=${atoken}&home_id=##########" "https://api.netatmo.net/api/homestatus?home_id=##########" > "/etc/openhab2/html/netatmo_therm_floor_data.json"