Vastly improved new character UX

Characters now can limit which libraries they allow

app/imports/api/library/getCreatureLibraryIds.js

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+import LibraryCollections from '/imports/api/library/LibraryCollections.js';
+import Creatures from '/imports/api/creature/creatures/Creatures.js';
+import getUserLibraryIds from './getUserLibraryIds';
+import { intersection, union } from 'lodash';
+
+export default function getCreatureLibraryIds(creature, userId) {
+  if (!userId) return [];
+
+  // Get the ids of libraries the user is permitted to view
+  const userLibIds = getUserLibraryIds(userId);
+
+  // If given a creature Id, get the creature document
+  if (typeof creature === 'string') {
+    creature = Creatures.findOne(creature, {
+      fields: {
+        allowedLibraries: 1,
+        allowedLibraryCollections: 1,
+      }
+    });
+    if (!creature) return [];
+  }
+
+  // If the creature does not restrict the libraries, let it use them all
+  if (!creature.allowedLibraryCollections && !creature.allowedLibraries) {
+    return userLibIds;
+  }
+  
+  // Get the ids of the libraries that the creature allows
+  const allowedCollections = creature.allowedLibraryCollections || [];
+  let creatureLibIds = creature.allowedLibraries || [];
+  LibraryCollections.find({
+    _id: { $in: allowedCollections }
+  }, { fields: { libraries: 1 } }).forEach(collection => {
+    creatureLibIds = union(creatureLibIds, collection.libraries);
+  });
+
+  // return all the ids that the creature allows and the user can view
+  return intersection(userLibIds, creatureLibIds);
+}

app/imports/api/library/getUserLibraryIds.js

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+import LibraryCollections from '/imports/api/library/LibraryCollections.js';
+import Libraries from '/imports/api/library/Libraries.js';
+import { union } from 'lodash';
+
+export default function getUserLibraryIds(userId) {
+  if (!userId) return [];
+  const user = Meteor.users.findOne(userId);
+  let subbedIds = user?.subscribedLibraries || [];
+  const subCollections = user?.subscribedLibraryCollections || [];
+  LibraryCollections.find({
+    $or: [
+      { owner: userId },
+      { writers: userId },
+      { readers: userId },
+      { _id: { $in: subCollections }, public: true },
+    ]
+  }, { fields: { libraries: 1 } }).forEach(collection => {
+    subbedIds = union(subbedIds, collection.libraries);
+  });
+  const libraryIds = Libraries.find({
+    $or: [
+      { owner: userId },
+      { writers: userId },
+      { readers: userId },
+      { _id: { $in: subbedIds }, public: true },
+    ]
+  }, {
+    fields: { _id: 1 }
+  }).map(lib => lib._id);
+  return libraryIds;
+}