Users ObjectId migration

imports/startup/server/migrations.js

@@ -0,0 +1,31 @@
+/* global Migrations */
+/* eslint-disable import/no-absolute-path */
+import { Meteor } from 'meteor/meteor';
+
+Meteor.startup(() => {
+  // https://github.com/percolatestudio/meteor-migrations
+
+  Migrations.config({
+    // Log job run details to console
+    log: true
+  });
+
+  Migrations.add({
+    version: 1,
+    up: function migrateIds() {
+      // https://docs.mongodb.com/manual/reference/operator/query/type/
+      Meteor.users.find({ _id: { $type: 7 } }).forEach((user) => {
+        const migratedUser = user;
+        const id = user._id.valueOf();
+        console.log(`Migrating id of user: ${JSON.stringify(user)}`);
+        Meteor.users.remove({ _id: user._id });
+        migratedUser._id = id;
+        Meteor.users.insert(migratedUser);
+      });
+    }
+  });
+
+  Migrations.migrateTo('latest');
+
+  // Migrations.migrateTo('1,rerun');
+});