migration: add migration to fix items.pets.JackOLantern-Base for new users

migrations/archive/2020/20201102_fix_habitoween.js

@@ -0,0 +1,58 @@
+/*
+ * Fix JackOLantern-Base for users that signed up recently
+ */
+/* eslint-disable no-console */
+
+const MIGRATION_NAME = '20201102_fix_habitoween'; // Update when running in future years
+
+import { model as User } from '../../../website/server/models/user';
+
+const progressCount = 1000;
+let count = 0;
+
+async function updateUser (user) {
+  count++;
+
+  const set = {};
+
+  set.migration = MIGRATION_NAME;
+  set['items.pets.JackOLantern-Base'] = 5;
+
+  if (count % progressCount === 0) console.warn(`${count} ${user._id}`);
+  return await User.update({_id: user._id}, {$inc: inc, $set: set}).exec();
+}
+
+module.exports = async function processUsers () {
+  let query = {
+    migration: {$ne: MIGRATION_NAME},
+    'auth.timestamps.created': {$gt: new Date('2020-10-26')},
+    'items.pets.JackOLantern-Base': true,
+  };
+
+  const fields = {
+    _id: 1,
+    items: 1,
+  };
+
+  while (true) { // eslint-disable-line no-constant-condition
+    const users = await User // eslint-disable-line no-await-in-loop
+      .find(query)
+      .limit(250)
+      .sort({_id: 1})
+      .select(fields)
+      .lean()
+      .exec();
+
+    if (users.length === 0) {
+      console.warn('All appropriate users found and modified.');
+      console.warn(`\n${count} users processed\n`);
+      break;
+    } else {
+      query._id = {
+        $gt: users[users.length - 1],
+      };
+    }
+
+    await Promise.all(users.map(updateUser)); // eslint-disable-line no-await-in-loop
+  }
+};