Refactored actions and let actions apply buffs to self

app/imports/api/creature/actions/applyDamage.js

@@ -0,0 +1,19 @@
+import evaluateString from '/imports/api/creature/computation/afterComputation/evaluateString.js';
+
+export default function applyDamage({
+  prop,
+  creature,
+  targets,
+  actionContext
+}){
+  let damageTargets = prop.target === 'self' ? [creature] : targets;
+  let scope = {
+    ...creature.variables,
+    ...actionContext,
+  };
+  let {result, errors} = evaluateString(prop.amount, scope);
+  if (Meteor.isClient) errors.forEach(e => console.error(e));
+  if (Number.isFinite(result)) {
+    damageTargets.forEach()
+  }
+}