Added docs for the attributes in the user model class

lib/src/models/user_model.dart

@@ -5,12 +5,25 @@ import 'summary_model.dart';
 ///
 /// Represents all of a users data.
 class UserModel {
+  /// The document id that corresponds to the user in the database.
   final String id;
+
+  /// The users email address.
   final String username;
+
+  /// An array of task ids.
   final List<String> tasks;
+
+  /// Added and finished tasks for the current week.
   final SummaryModel summary;
+
+  /// Pending high priority tasks.
   final int pendingHigh;
+
+  /// Pendign medium priority tasks.
   final int pendingMedium;
+
+  /// Pending low priority tasks.
   final int pendingLow;
 
   UserModel({

lib/src/resources/firestore_provider.dart

@@ -41,6 +41,8 @@ class FirestoreProvider {
     return Observable(mappedStream);
   }
 
+  Future<void> createUser(String username) {}
+
   //-------------------------Task related operations----------------------------
 
   /// Adds a task to firestore.

lib/src/resources/repository.dart

@@ -0,0 +1,16 @@
+import 'package:rxdart/rxdart.dart';
+
+import './firebase_storage_provider.dart';
+import './firestore_provider.dart';
+import './google_sign_in_provider.dart';
+import '../models/event_model.dart';
+import '../models/task_model.dart';
+import '../models/user_model.dart';
+
+class Repository {
+  final _storageProvider = FirebaseStorageProvider();
+  final _firestoreProvider = FirestoreProvider();
+  final _googleSignInProvider = GoogleSignInProvider();
+
+  Observable<UserModel> getUser(String username) {}
+}