paper-snuvi-scripts/system/damage.txt

event.load("living_tame");
event.load("entity_damage");
event.load("entity_heal");
event.load("entity_spawn");

entities_list = list.new();

permanent_name = set.new();
set.add(permanent_name, "villager");
set.add(permanent_name, "wandering_trader");

permanent_tamed_name = set.new();
set.add(permanent_tamed_name, "wolf");
set.add(permanent_tamed_name, "cat");
set.add(permanent_tamed_name, "horse");
set.add(permanent_tamed_name, "donkey");
set.add(permanent_tamed_name, "mule");
set.add(permanent_tamed_name, "skeleton_horse");
set.add(permanent_tamed_name, "zombie_horse");
set.add(permanent_tamed_name, "parrot");

msg.string("dev", "§bDamage §rloaded.");
@wait
wait();
ignoreGoto(event);
goto("wait");

@living_tame
if(!isPlayer(living_entity)) {
	if(list.getSize(entities_list) == 0) {
		sgoto(2, "sgoto_updateEntityName");
	}
	list.add(entities_list, living_entity);
}
goto("wait");

@entity_spawn
if(isLiving(entity) && !isPlayer(entity)) {
	updateEntityName(entity);
}
goto("wait");

@entity_heal
if(isPlayer(entity) || !isLiving(entity)) {
	goto("wait");
}
if(list.getSize(entities_list) == 0) {
	sgoto(2, "sgoto_updateEntityName");
}
list.add(entities_list, entity);
goto("wait");

@entity_damage
if(isPlayer(entity) || !isLiving(entity)) {
	goto("wait");
}
if(list.getSize(entities_list) == 0) {
	sgoto(2, "sgoto_updateEntityName");
}
list.add(entities_list, entity);
goto("wait");

@sgoto_updateEntityName
iter = iterator(entities_list);
while(hasNext(iter)) {
	updateEntityName(next(iter));
}
list.clear(entities_list);
goto("wait");

function updateEntityName(entity) {
	if(!isLiving(entity)) {
		return;
	}
	living_entity = entity;
	entity_type = entity.getType(living_entity);
	if(entity_type == "armor_stand" || isCitizen(entity)) {
		return;
	}

	entity_name = entity.getName(living_entity);
	if(entity_name == null) {
		string_name = "";
	} else {
		string_name = string.text(entity_name);
	}
	max_health = living.getMaxHealth(living_entity);
	health = string.number(math.round(living.getHealth(living_entity)));
	max_health = string.number(math.roundComma(max_health, 1));
	
	heart_index = string.indexOf(string_name, "❤", 0);
	if(heart_index == -1) {
		//Kein Herz gefunden
		setEntityName(living_entity, health, max_health, string_name);
		return;
	}
	
	if(heart_index == 2) {
		//Links vom Herz kein Name
		setEntityName(living_entity, health, max_health, null);
		return;
	}
	if(heart_index < 2) {
		return;
	}
	string_name = string.subString(string_name, 0, heart_index - 2);
	setEntityName(living_entity, health, max_health, string_name);
}

function setEntityName(living_entity, health, max_health, string_name) {
	entity_type = entity.getType(living_entity);
	permanent = false;
	if(set.contains($permanent_name, entity_type)) {
		permanent = true;
	} elseif(set.contains($permanent_tamed_name, entity_type)) {
		if(pet.isTamed(living_entity)) {
			permanent = true;
		}
	}
	if(string_name == null || string_name == "") {
		entity.setName(living_entity, text.new(string.concat("§c❤§r", health)), permanent);
		return;
	}
	if(string.contains(string_name, "Boss")) {
		permanent = true;
	}
	entity.setName(living_entity, text.merge(text.new(string.trim(string_name)), text.new(string.concat(" §c❤§r", health))), permanent);
}