import org.eclipse.smarthome.model.script.ScriptServiceUtil
// import org.eclipse.smarthome.core.library.items.StringItem

val mqttActions = getActions("mqtt", "mqtt:broker:mainBroker")
val TAG_FileName = "battlefield.rules"
val hp_init = 20 as Number
val last_roll = 0 as Number
val concurent_roll = 0 as Number


rule "Démarrage de openHAB"
when
    System started
then
    logInfo(TAG_FileName, "Rule : Démarrage de openHAB")

	hp.postUpdate(hp_init)
	mqttActions = getActions("mqtt", "mqtt:broker:mainBroker")
    
    animation_toggle.sendCommand(ON)
end

rule "light toggle"
when
	Item animation_toggle received command
then
	logInfo(TAG_FileName, "WHAT " + animation_toggle.state)

	mqttActions.publishMQTT("lumiere/degat/toggle", 
		animation_toggle.state.toString(), false)
end


rule "light animation"
when
	Item animation received command
then
	logInfo(TAG_FileName, "item animation changed to " +
		animation.state)

	mqttActions.publishMQTT("lumiere/degat/animation", 
		animation.state.toString(), false)
end

rule "update hp"
when
	Item dmg received update
then
	val current_roll = dmg.state as Number
	if(current_roll == last_roll){
		concurent_roll = concurent_roll + 1
		val Number current_dmg
		logInfo(TAG_FileName, "HP: IF: concurent_roll = " + concurent_roll)
		current_dmg = current_roll * Math.pow(2, (concurent_roll as Number).floatValue)
		val current_hp = hp.state as Number
		hp.postUpdate(current_hp - current_dmg)
	}
	else{
		last_roll = current_roll
		concurent_roll = 0
		logInfo(TAG_FileName, "HP: ELSE")
		var new_val = hp.state as Number
		hp.postUpdate(new_val - dmg.state)
	}
end

rule "die"
when
	Item hp changed
then
	if((hp.state as Number) <= 0){
		animation.sendCommand("mort")
		hp.sendCommand(0)
	}
	else if(concurent_roll >= 1){
		animation.sendCommand("coup critique")
	}
	else{
		animation.sendCommand("degat")
	}
end

rule "reset"
when
	Item reset changed to ON
then
	concurent_roll = 0
	last_roll = 0
	hp.postUpdate(hp_init)
	dmg.postUpdate(0)
	reset.postUpdate(OFF)
end