Bugfix on Mongo.createUser and Mongo.createSession on 4.X (#1251)

* insertedId bugfix

* Removed commented out line

* added changeset

* Delete yarn.lock

* Update package.json; removed dependency to changeset

Author: awatson1978

.changeset/purple-dryers-peel.md

@@ -0,0 +1,6 @@
+---
+'@accounts/mongo-password': minor
+'@accounts/mongo-sessions': minor
+---
+
+MongoDB 4.X support for [email protected] - Mongo.createUser and Mongo.createSession bugfixes

packages/database-mongo-password/src/mongo-password.ts

@@ -149,8 +149,9 @@ export class MongoServicePassword implements DatabaseInterfaceServicePassword {
       user._id = this.options.idProvider();
     }
     const ret = await this.userCollection.insertOne(user);
+    
     // keep ret.ops for compatibility with MongoDB 3.X, version 4.X uses insertedId
-    return ((ret.insertedId ?? ret.ops[0]._id) as ObjectID).toString();
+    return ((ret.insertedId ? ret.insertedId : ret.ops[0]._id) as ObjectID).toString();
   }
 
   /**

packages/database-mongo-sessions/src/mongo-sessions.ts

@@ -124,7 +124,8 @@ export class MongoSessions implements DatabaseInterfaceSessions {
 
     const ret = await this.sessionCollection.insertOne(session);
     // keep ret.ops for compatibility with MongoDB 3.X, version 4.X uses insertedId
-    return ((ret.insertedId ?? ret.ops[0]._id) as ObjectID).toString();
+    return ((ret.insertedId ? ret.insertedId : ret.ops[0]._id) as ObjectID).toString();
+
   }
 
   /**