Tore out the old engine, left some wounds

app/imports/api/engine/oldActions/applyToggle.js

@@ -0,0 +1,33 @@
+import evaluateString from '/imports/api/creature/computation/afterComputation/evaluateString.js';
+
+export default function applyToggle({
+  prop,
+  creature,
+  actionContext,
+  log,
+}){
+  let scope = {
+    ...creature.variables,
+    ...actionContext,
+  };
+  if (Number.isFinite(+prop.condition)){
+    return !!+prop.condition;
+  }
+  var {result} = evaluateString({
+    string: prop.condition,
+    scope,
+    fn: 'reduce'
+  });
+  if (result.constructor.name === 'ErrorNode') {
+    log.content.push({
+      name: 'Toggle error',
+      value: result.toString(),
+    });
+    return false;
+  }
+  log.content.push({
+    name: prop.name || 'Toggle',
+    value: prop.condition + ' = ' + result.toString(),
+  });
+  return !!result.value;
+}