Manage complex skills

modules/crucible-actor.js

@@ -472,6 +472,10 @@ export class CrucibleActor extends Actor {
   rollSkill(skillId) {
     let skill = this.data.items.get(skillId)
     if (skill) {
+      if (skill.data.islore && skill.data.level == 0) {
+        ui.notifications.warn("You can't use Lore Skills with a SL of 0.")
+        return
+      }
       skill = duplicate(skill)
       let abilityKey = skill.data.ability
       let rollData = this.getCommonRollData(abilityKey)