began work to get inactive state of properties denormalised

app/imports/api/creature/denormalise/recomputeInactiveProperties.js

@@ -0,0 +1,44 @@
+import CreatureProperties from '/imports/api/creature/CreatureProperties.js';
+
+export default function recomputeInactiveProperties(ancestorId){
+  let disabledFilter = {
+    'ancestors.id': ancestorId,
+    $or: [
+      {disabled: true}, // Everything can be disabled
+      {type: 'buff', applied: false}, // Buffs can be applied
+      {type: 'item', equipped: {$ne: true}},
+      {type: 'toggle', toggleResult: false},
+      {type: 'spell', prepared: {$ne: true}, alwaysPrepared: {$ne: true}},
+    ],
+  };
+  let disabledIds = CreatureProperties.find(disabledFilter, {
+    fields: {_id: 1},
+  }).map(prop => prop._id);
+
+  // Set all the properties inactive that aren't already inactive but should be
+  CreatureProperties.update({
+    'ancestors.id': ancestorId,
+    $or: [{
+      '_id': {$in: disabledIds}
+    }, {
+      'ancestors.id': {$in: disabledIds}
+    }],
+    inactive: {$ne: true},
+  }, {
+    $set: {inactive: true},
+  }, {
+    multi: true,
+    selector: {type: 'any'},
+  });
+  // Remove inactive from all the properties that are inactive but shouldn't be
+  CreatureProperties.update({
+    'ancestors.id': {$eq: ancestorId, $nin: disabledIds},
+    '_id': {$nin: disabledIds},
+    inactive: true,
+  }, {
+    $unset: {inactive: 1},
+  }, {
+    multi: true,
+    selector: {type: 'any'},
+  });
+}