Script to calculate entity.damage(); with npc resistance

//event.player.message("chop"); debug
   var x = event.player.getX();
    var y = event.player.getY();
    var z = event.player.getZ();
    var nearbyEntities = event.player.world.getNearbyEntities(x, y, z, 2, 2);
    if (nearbyEntities.length > 0) {
      for (var i = 0; i < nearbyEntities.length; i++) {
        var entity = nearbyEntities[i];
        var faction = entity.getFaction();
        var status = faction.playerStatus(event.player);
        if (status == -1 && entity.getHealth() > 0){
                var resist = entity.getStats().getResistance(0) // in this case the npc is the entity gathered from the NearbyEntities variable, if you were to use this in other types of scripts you would need to identify what the npc is through other means
       // event.player.message(resist) debug
        if(resist >= 1){
       var plusresist1 = resist - 2
       var plusresist2 = plusresist1 - (plusresist1 + plusresist1)
      // event.player.message(posresist2 + " Newresist"); debug
       eviscdmgg = eviscdmg * plusresist2 // eviscdmg is a dmg variable i used for this script, you can change it to be whatever damage you want to deal in your script
        entity.damage(eviscdmgg);
       } else if(resist<= 0.99){
       var minusresist1 = resist - 2
       var minusresist2 = minusresist1 - (minusresist1 + minusresist1)
      // event.player.message(negresist2 + " Newresist"); debug
       eviscdmgg = eviscdmg * minus2 // eviscdmg is a dmg variable i used for this script, you can change it to be whatever damage you want to deal in your script
        entity.damage(eviscdmgg);
        }
        if (entity.getHealth() <= 0.1){
        //event.player.message("Cut down like chaff!");   just a fancy kill line i made since entit.damage(); doesnt credit the kill to you
        }
        }
}
}