Mongo Class Maintainability improved

Mongo/Mongo.cs

@@ -10,18 +10,20 @@ namespace EFB.MongoData
         //function that is responsible to getting the user's latest sim position from the MongoDB
         public static async Task<SimPositionModel> GetLatestData(string email)
         {
+            //Create mongo client to allow connection to the database
             MongoClient client = new MongoClient(
                 Environment.GetEnvironmentVariable("MongoDBConnectionString", EnvironmentVariableTarget.User)
             );
             MongoDatabaseBase database = (MongoDatabaseBase)client.GetDatabase("EFB");
             MongoCollectionBase<SimPositionModel> collection = (MongoCollectionBase<SimPositionModel>)database.GetCollection<SimPositionModel>("Simdata");
 
+            //Create filter to select specifically the records where the Email is the same as what we specified
             FilterDefinition<SimPositionModel> filter = Builders<SimPositionModel>.Filter.Eq(x => x.EMail, email);
             var data = await collection.FindAsync<SimPositionModel>(filter).Result.ToListAsync();
             if (data.Count > 0)
-            {
+            {//Return the first item in the list (Should only be 1)
                 return data[0];
-            }
+            }//Or return null if not present
             return null;
         }
     }