Nullsafety fixes / New ParseObject Fetch method

- Fix unpin method
- New ParseObject Fetch method
- Fix username/emailAddress/password null in currentUser method
- Updated dependencies version
- Fix ParseLiveListWidget

Author: RodrigoSMarques

packages/dart/lib/src/objects/parse_base.dart

@@ -235,7 +235,7 @@ abstract class ParseBase {
   ///
   /// Replicates Android SDK pin process and saves object to storage
   Future<bool> unpin({String? key}) async {
-    if (objectId != null) {
+    if (objectId != null || key != null) {
       await ParseCoreData().getStore().remove(key ?? objectId!);
       return true;
     }
@@ -247,12 +247,12 @@ abstract class ParseBase {
   ///
   /// Replicates Android SDK pin process and saves object to storage
   dynamic fromPin(String objectId) async {
-      final CoreStore coreStore = ParseCoreData().getStore();
-      final String? itemFromStore = await coreStore.getString(objectId);
+    final CoreStore coreStore = ParseCoreData().getStore();
+    final String? itemFromStore = await coreStore.getString(objectId);
 
-      if (itemFromStore != null) {
-        return fromJson(json.decode(itemFromStore));
-      }
+    if (itemFromStore != null) {
+      return fromJson(json.decode(itemFromStore));
+    }
     return null;
   }
 

packages/dart/lib/src/objects/parse_object.dart

@@ -448,4 +448,20 @@ class ParseObject extends ParseBase implements ParseCloneable {
       return handleException(e, ParseApiRQ.delete, _debug, parseClassName);
     }
   }
+
+  ///Fetches this object with the data from the server. Call this whenever you want the state of the
+  ///object to reflect exactly what is on the server.
+  Future<ParseObject> fetch() async {
+    if (objectId == null || objectId!.isEmpty) {
+      throw 'can not fetch without a objectId';
+    }
+
+    final ParseResponse response = await this.getObject(this.objectId!);
+
+    if (response.success && response.results != null) {
+      return response.results!.first;
+    } else {
+      return this;
+    }
+  }
 }

packages/dart/lib/src/objects/parse_user.dart

@@ -24,10 +24,10 @@ class ParseUser extends ParseObject implements ParseCloneable {
           autoSendSessionId: true,
           debug: debug,
         ) {
-    this.username = username;
-    this.emailAddress = emailAddress;
-    this.password = password;
-    this.sessionToken = sessionToken;
+    if (username != null) this.username = username;
+    if (emailAddress != null) this.emailAddress = emailAddress;
+    if (password != null) this.password = password;
+    if (sessionToken != null) this.sessionToken = sessionToken;
   }
 
   ParseUser.forQuery() : super(keyClassUser);
@@ -51,8 +51,7 @@ class ParseUser extends ParseObject implements ParseCloneable {
   set password(String? password) {
     if (_password != password) {
       _password = password;
-      if (password != null)
-        _unsavedChanges[keyVarPassword] = password;
+      if (password != null) _unsavedChanges[keyVarPassword] = password;
     }
   }
 
@@ -111,7 +110,8 @@ class ParseUser extends ParseObject implements ParseCloneable {
   ///
   /// Uses token to get the latest version of the user. Prefer this to [getCurrentUserFromServer]
   /// if using custom ParseUser object
-  Future<ParseResponse?> getUpdatedUser({bool? debug, ParseClient? client}) async {
+  Future<ParseResponse> getUpdatedUser(
+      {bool? debug, ParseClient? client}) async {
     final bool _debug = isDebugEnabled(objectLevelDebug: debug);
     final ParseClient _client = client ??
         ParseCoreData().clientCreator(
@@ -120,7 +120,8 @@ class ParseUser extends ParseObject implements ParseCloneable {
 
     // We can't get the current user and session without a sessionId
     if ((ParseCoreData().sessionId == null) && (sessionToken == null)) {
-      return null;
+      ///return null;
+      throw 'can not get the current user and session without a sessionId';
     }
 
     final Map<String, String> headers = <String, String>{};
@@ -192,7 +193,7 @@ class ParseUser extends ParseObject implements ParseCloneable {
           options: ParseNetworkOptions(headers: <String, String>{
             keyHeaderRevocableSession: '1',
             if (installationId != null && !doNotSendInstallationID)
-                  keyHeaderInstallationId: installationId,
+              keyHeaderInstallationId: installationId,
           }),
           data: body);
 
@@ -274,7 +275,10 @@ class ParseUser extends ParseObject implements ParseCloneable {
   /// Set [doNotSendInstallationID] to 'true' in order to prevent the SDK from sending the installationID to the Server.
   /// This option is especially useful if you are running you application on web and you don't have permission to add 'X-Parse-Installation-Id' as an allowed header on your parse-server.
   static Future<ParseResponse> loginWith(String provider, Object authData,
-      {bool doNotSendInstallationID = false, String? username, String? password, String? email}) async {
+      {bool doNotSendInstallationID = false,
+      String? username,
+      String? password,
+      String? email}) async {
     final ParseUser user = ParseUser.createUser(username, password, email);
     final ParseResponse response = await user._loginWith(provider, authData,
         doNotSendInstallationID: doNotSendInstallationID);

packages/dart/pubspec.yaml

@@ -9,7 +9,7 @@ environment:
 dependencies:
 
   # Networking
-  dio: ^4.0.0-prev3
+  dio: ^4.0.0
   http: ^0.13.1
   web_socket_channel: ^2.0.0
 
@@ -19,12 +19,12 @@ dependencies:
   xxtea: ^2.1.0
 
   # Utils
-  uuid: ^3.0.2
+  uuid: ^3.0.3
   meta: ^1.3.0
   path: ^1.8.0
   mime_type: ^1.0.0
 
 dev_dependencies:
   # Testing
-  mockito: ^5.0.2
+  mockito: ^5.0.3
   test: ^1.16.8

packages/flutter/README.md

@@ -744,10 +744,9 @@ class OAuthLogin {
     GoogleSignInAccount account = await _googleSignIn.signIn();
     GoogleSignInAuthentication authentication = await account.authentication;
     await ParseUser.loginWith(
-        'google',
-        google(_googleSignIn.currentUser.id, 
-               authentication.accessToken, 
-               authentication.idToken));
+          'google',
+          google(authentication.accessToken!, _googleSignIn.currentUser!.id,
+              authentication.idToken!));
   }
 }
 ```

packages/flutter/lib/src/utils/parse_live_list.dart

@@ -50,7 +50,7 @@ class ParseLiveListWidget<T extends sdk.ParseObject> extends StatefulWidget {
   @override
   _ParseLiveListWidgetState<T> createState() => _ParseLiveListWidgetState<T>(
         query: query,
-        removedItemBuilder: removedItemBuilder!,
+        removedItemBuilder: removedItemBuilder,
         listenOnAllSubItems: listenOnAllSubItems,
         listeningIncludes: listeningIncludes,
         lazyLoading: lazyLoading,
@@ -145,7 +145,7 @@ class _ParseLiveListWidgetState<T extends sdk.ParseObject>
   sdk.ParseLiveList<T>? _liveList;
   final GlobalKey<AnimatedListState> _animatedListKey =
       GlobalKey<AnimatedListState>();
-  final ChildBuilder<T> removedItemBuilder;
+  final ChildBuilder<T>? removedItemBuilder;
   bool noData = true;
 
   @override
@@ -226,7 +226,7 @@ class ParseLiveListElementWidget<T extends sdk.ParseObject>
   }
 }
 
-class _ParseLiveListElementWidgetState<T extends sdk.ParseObject >
+class _ParseLiveListElementWidgetState<T extends sdk.ParseObject>
     extends State<ParseLiveListElementWidget<T>>
     with SingleTickerProviderStateMixin {
   _ParseLiveListElementWidgetState(sdk.DataGetter<T>? loadedDataGetter,

packages/flutter/pubspec.yaml

@@ -11,14 +11,14 @@ dependencies:
     sdk: flutter
 
   parse_server_sdk:
-#    path: ../dart
-    git:
-      url: git://github.com/parse-community/Parse-SDK-Flutter.git
-      ref: nullsafety
-      path: packages/dart
+    path: ../dart
+#    git:
+#      url: git://github.com/parse-community/Parse-SDK-Flutter.git
+#      ref: nullsafety
+#      path: packages/dart
 
   # Networking
-  dio: ^4.0.0-prev3
+  dio: ^4.0.0
   connectivity: ^3.0.3 # only used in the flutter part
 
   #Database