Bare bones groups support

android/app/src/main/kotlin/com/example/flutter_app/MainActivity.kt

@@ -160,6 +160,11 @@ class MainActivity: FlutterActivity() {
             "ResetTor" -> {
                 Cwtch.resetTor();
             }
+            "ImportBundle" -> {
+                val profile = (call.argument("ProfileOnion") as? String) ?: "";
+                val bundle = (call.argument("bundle") as? String) ?: "";
+                Cwtch.blockContact(profile, bundle);
+            }
             else -> result.notImplemented()
         }
     }

lib/cwtch/cwtch.dart

@@ -42,5 +42,8 @@ abstract class Cwtch {
   // ignore: non_constant_identifier_names
   void SendMessage(String profile, String handle, String message);
 
+  // ignore: non_constant_identifier_names
+  void ImportBundle(String profile, String bundle);
+
   void dispose();
 }

lib/cwtch/cwtchNotifier.dart

@@ -41,6 +41,7 @@ class CwtchNotifier {
               numMessages: int.parse(data["numMessages"]),
               numUnread: int.parse(data["unread"]),
               isGroup: data["isGroup"],
+              server: data["groupServer"],
               lastMessageTime: DateTime.now(), //show at the top of the contact list even if no messages yet
             ));
         break;
@@ -61,6 +62,12 @@ class CwtchNotifier {
         profileCN.getProfile(data["ProfileOnion"]).contactList.getContact(data["RemotePeer"]).totalMessages++;
         profileCN.getProfile(data["ProfileOnion"]).contactList.updateLastMessageTime(data["RemotePeer"], DateTime.now());
         break;
+      case "NewMessageFromGroup":
+        profileCN.getProfile(data["ProfileOnion"]).contactList.getContact(data["GroupID"]).unreadMessages++;
+        profileCN.getProfile(data["ProfileOnion"]).contactList.getContact(data["GroupID"]).totalMessages++;
+        // TODO exception is called in the case of groups.
+        profileCN.getProfile(data["ProfileOnion"]).contactList.updateLastMessageTime(data["RemotePeer"], DateTime.now());
+        break;
       case "AppError":
         print("New App Error: $data");
         error.handleUpdate(data["Data"]);
@@ -86,6 +93,20 @@ class CwtchNotifier {
       case "UpdateServerInfo":
         profileCN.getProfile(data["ProfileOnion"]).replaceServers(data["ServerList"]);
         break;
+      case "NewGroupInvite":
+        print("new group invite: $data");
+        // TODO Add Group Dynamically
+        //profileCN.getProfile(data["ProfileOnion"]).contactList.add(ContactInfoState(isGroup: true))
+        break;
+      case "ServerStateChange":
+        print("server state change: $data");
+        profileCN.getProfile(data["ProfileOnion"]).contactList.contacts.forEach((contact) {
+          if (contact.isGroup && contact.server == data["GroupServer"]) {
+            print("server state change: $data " + contact.server);
+            contact.status = data["ConnectionState"];
+          }
+        });
+        break;
       default:
         print("unhandled event: $type");
     }

lib/cwtch/ffi.dart

@@ -299,9 +299,21 @@ class CwtchFfi implements Cwtch {
   }
 
   @override
+  // ignore: non_constant_identifier_names
   void ResetTor() {
     var resetTor = library.lookup<NativeFunction<Void Function()>>("c_ResetTor");
     final ResetTor = resetTor.asFunction<void Function()>();
     ResetTor();
   }
+
+  @override
+  // ignore: non_constant_identifier_names
+  void ImportBundle(String profileOnion, String bundle) {
+    var importBundle = library.lookup<NativeFunction<string_string_to_void_function>>("c_ImportBundle");
+    // ignore: non_constant_identifier_names
+    final ImportBundle = importBundle.asFunction<VoidFromStringStringFn>();
+    final u1 = profileOnion.toNativeUtf8();
+    final u2 = bundle.toNativeUtf8();
+    ImportBundle(u1, u1.length, u2, u2.length);
+  }
 }

lib/cwtch/gomobile.dart

@@ -148,4 +148,10 @@ class CwtchGomobile implements Cwtch {
   void ResetTor() {
     cwtchPlatform.invokeMethod("ResetTor", {});
   }
+
+  @override
+  // ignore: non_constant_identifier_names
+  void ImportBundle(String profileOnion, String bundle) {
+    cwtchPlatform.invokeMethod("ImportBundle", {"ProfileOnion": profileOnion, "bundle": bundle});
+  }
 }

lib/errorHandler.dart

@@ -12,6 +12,11 @@ class ErrorHandler extends ChangeNotifier {
   bool contactAlreadyExistsError = false;
   bool explicitAddContactSuccess = false;
 
+  // Import Bundle Specific Errors
+  static const String importBundleErrorPrefix = "importBundle";
+  bool importBundleError = false;
+  bool importBundleSuccess = false;
+
   /// Called by the event bus.
   handleUpdate(String error) {
     var parts = error.split(".");
@@ -22,6 +27,8 @@ class ErrorHandler extends ChangeNotifier {
       case addContactErrorPrefix:
         handleAddContactError(errorType);
         break;
+      case importBundleErrorPrefix:
+        handleImportBundleError(errorType);
     }
 
     notifyListeners();
@@ -45,4 +52,19 @@ class ErrorHandler extends ChangeNotifier {
         break;
     }
   }
+
+  handleImportBundleError(String errorType) {
+    // Reset add contact errors
+    importBundleError = false;
+    importBundleSuccess = false;
+
+    switch (errorType) {
+      case successErrorType:
+        importBundleSuccess = true;
+        break;
+      default:
+        importBundleError = true;
+        break;
+    }
+  }
 }

lib/model.dart

@@ -149,6 +149,8 @@ class ProfileInfoState extends ChangeNotifier {
             savePeerHistory: contact["saveConversationHistory"],
             numMessages: contact["numMessages"],
             numUnread: contact["numUnread"],
+            isGroup: contact["isGroup"],
+            server: contact["groupServer"],
             lastMessageTime: DateTime.fromMillisecondsSinceEpoch(1000 * int.parse(contact["lastMsgTime"])));
       }));
 
@@ -212,7 +214,7 @@ class ContactInfoState extends ChangeNotifier {
   final String profileOnion;
   final String onion;
   String _nickname;
-  bool _isGroup;
+
   bool _isInvitation;
   bool _isBlocked;
   String _status;
@@ -222,6 +224,10 @@ class ContactInfoState extends ChangeNotifier {
   int _totalMessages = 0;
   DateTime _lastMessageTime;
 
+  // todo: a nicer way to mdoel contats, groups and other "entities"
+  bool _isGroup;
+  String _server;
+
   ContactInfoState({
     this.profileOnion,
     this.onion,
@@ -235,6 +241,7 @@ class ContactInfoState extends ChangeNotifier {
     numMessages = 0,
     numUnread = 0,
     lastMessageTime = null,
+    server = "",
   }) {
     this._nickname = nickname;
     this._isGroup = isGroup;
@@ -246,6 +253,7 @@ class ContactInfoState extends ChangeNotifier {
     this._unreadMessages = numUnread;
     this._savePeerHistory = savePeerHistory;
     this._lastMessageTime = lastMessageTime;
+    this._server = server;
   }
 
   get nickname => this._nickname;
@@ -308,6 +316,17 @@ class ContactInfoState extends ChangeNotifier {
     this._lastMessageTime = newVal;
     notifyListeners();
   }
+
+  // we only allow callers to fetch the server
+  get server => this._server;
+
+  bool isOnline() {
+    if (this.isGroup) {
+      return this.status == "Synced";
+    } else {
+      return this.status == "Authenticated";
+    }
+  }
 }
 
 class MessageState extends ChangeNotifier {

lib/views/addcontactview.dart

@@ -26,6 +26,7 @@ class AddContactView extends StatefulWidget {
 class _AddContactViewState extends State<AddContactView> {
   final _formKey = GlobalKey<FormState>();
   final _createGroupFormKey = GlobalKey<FormState>();
+  final _joinGroupFormKey = GlobalKey<FormState>();
   final ctrlrOnion = TextEditingController(text: "");
   final ctrlrContact = TextEditingController(text: "");
   final ctrlrGroupName = TextEditingController(text: "");
@@ -211,7 +212,42 @@ class _AddContactViewState extends State<AddContactView> {
 
   /// TODO Join Group Pane
   Widget joinGroupTab() {
-    return Icon(Icons.group);
+    return Container(
+        margin: EdgeInsets.all(30),
+        padding: EdgeInsets.all(20),
+        child: Form(
+            autovalidateMode: AutovalidateMode.always,
+            key: _joinGroupFormKey,
+            child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
+              CwtchLabel(label: AppLocalizations.of(context).joinGroupTab),
+              SizedBox(
+                height: 20,
+              ),
+              CwtchTextField(
+                controller: ctrlrContact,
+                validator: (value) {
+                  if (value == "") {
+                    return null;
+                  }
+                  if (globalErrorHandler.importBundleError) {
+                    return AppLocalizations.of(context).invalidImportString;
+                  } else if (globalErrorHandler.explicitAddContactSuccess) {}
+                  return null;
+                },
+                onChanged: (String importBundle) async {
+                  var profileOnion = Provider.of<ProfileInfoState>(context, listen: false).onion;
+                  Provider.of<FlwtchState>(context, listen: false).cwtch.ImportBundle(profileOnion, importBundle);
+
+                  Future.delayed(const Duration(milliseconds: 500), () {
+                    if (globalErrorHandler.importBundleSuccess) {
+                      final snackBar = SnackBar(content: Text(AppLocalizations.of(context).successfullAddedContact + importBundle));
+                      ScaffoldMessenger.of(context).showSnackBar(snackBar);
+                      Navigator.pop(context);
+                    }
+                  });
+                },
+              )
+            ])));
   }
 
   /// TODO Manage Servers Tab

lib/views/messageview.dart

@@ -83,7 +83,9 @@ class _MessageViewState extends State<MessageView> {
         .SendMessage(Provider.of<ContactInfoState>(context, listen: false).profileOnion, Provider.of<ContactInfoState>(context, listen: false).onion, jsonEncode(cm));
     ctrlrCompose.clear();
     focusNode.requestFocus();
-    Provider.of<ContactInfoState>(context, listen: false).totalMessages++;
+    if (Provider.of<ContactInfoState>(context, listen: false).isGroup == false) {
+      Provider.of<ContactInfoState>(context, listen: false).totalMessages++;
+    }
   }
 
   Widget _buildComposeBox() {

lib/widgets/contactrow.dart

@@ -30,8 +30,8 @@ class _ContactRowState extends State<ContactRow> {
                   badgeTextColor: Provider.of<Settings>(context).theme.portraitContactBadgeTextColor(),
                   diameter: 64.0,
                   imagePath: contact.imagePath,
-                  maskOut: contact.isGroup ? false : contact.status != "Authenticated",
+                  maskOut: !contact.isOnline(),
-                  border: contact.status == "Authenticated" ? Provider.of<Settings>(context).theme.portraitOnlineBorderColor() : Provider.of<Settings>(context).theme.portraitOfflineBorderColor()),
+                  border: contact.isOnline() ? Provider.of<Settings>(context).theme.portraitOnlineBorderColor() : Provider.of<Settings>(context).theme.portraitOfflineBorderColor()),
             ),
             Expanded(
                 child: Padding(

lib/widgets/messagelist.dart

@@ -47,7 +47,7 @@ class _MessageListState extends State<MessageList> {
             controller: ctrlr1,
             child: Container(
               // Only show broken heart is the contact is offline...
-              decoration: Provider.of<ContactInfoState>(outerContext).status == "Authenticated"
+              decoration: Provider.of<ContactInfoState>(outerContext).isOnline()
                   ? null
                   : BoxDecoration(
                       image: DecorationImage(