var Number last_count = 0.00
var Number diff = 0.00

rule "Convert Wmin to KWh"
when
  Item Shelly1_2_PM_Energie received update
then

// Initialer Start - die drei folgenden Zeilen auskommentieren und anschließend einen Zählimpuls auslösen damit das Regelwerk einmal durchlaufen wird!
//	postUpdate(Shelly1_2_PM_Gesamtverbrauch, 0.0)
//	postUpdate(Shelly1_2_PM_Tagesverbrauch, 0.0)
//	postUpdate(Shelly1_2_PM_Intervallverbrauch, 0.0)
//

if ( Shelly1_2_PM_Energie.state == 0.00000000 )  {
  diff = 0.00
  last_count = 0.00
}

diff = ((Shelly1_2_PM_Energie.state as DecimalType / (1000*60)) - last_count )
postUpdate(Shelly1_2_PM_Intervallverbrauch, (Shelly1_2_PM_Energie.state as DecimalType / (1000*60)))
logInfo("shelly1_2_pm.rules", "Strom Intervallverbrauch kWh: " + Shelly1_2_PM_Intervallverbrauch.state)
last_count  = Shelly1_2_PM_Intervallverbrauch.state

postUpdate(Shelly1_2_PM_Tagesverbrauch, (Shelly1_2_PM_Tagesverbrauch.state as DecimalType + diff ))
logInfo("shelly1_2_pm.rules", "Strom Tagesverbrauch kWh: " + Shelly1_2_PM_Tagesverbrauch.state)

postUpdate(Shelly1_2_PM_Gesamtverbrauch, (Shelly1_2_PM_Gesamtverbrauch.state as DecimalType + diff ))
logInfo("shelly1_2_pm.rules", "Strom Gesamtverbrauch kWh: " + Shelly1_2_PM_Gesamtverbrauch.state)
end

rule "Reset Strom Tagesverbrauch"
when
    Time is midnight
then
//	executeCommandLine("/etc/openhab2/scripts/log_gas_tagesverbrauch.sh"+"@@"+Gas_Tagesverbrauch.state+"@@"+Gas_Gesamtverbrauch.state )
	postUpdate(Shelly1_2_PM_Tagesverbrauch, 0.0)
end