Initilization bug #11

Author: rxmoein

lib/src/models/message.dart

@@ -14,7 +14,7 @@ class Message {
   DateTime? ts;
   String? from;
   bool? cancelled;
-  dynamic? content;
+  dynamic content;
   String? topicName;
   bool? noForwarding;
 

lib/tinode.dart

@@ -120,14 +120,18 @@ class Tinode {
 
   /// Register services in dependency injection container
   void _registerDependencies(ConnectionOptions options, bool loggerEnabled) {
-    GetIt.I.registerSingleton<ConfigService>(ConfigService(loggerEnabled));
-    GetIt.I.registerSingleton<LoggerService>(LoggerService());
-    GetIt.I.registerSingleton<AuthService>(AuthService());
-    GetIt.I.registerSingleton<ConnectionService>(ConnectionService(options));
-    GetIt.I.registerSingleton<FutureManager>(FutureManager());
-    GetIt.I.registerSingleton<PacketGenerator>(PacketGenerator());
-    GetIt.I.registerSingleton<CacheManager>(CacheManager());
-    GetIt.I.registerSingleton<TinodeService>(TinodeService());
+    var registered = GetIt.I.isRegistered<ConfigService>();
+
+    if (!registered) {
+      GetIt.I.registerSingleton<ConfigService>(ConfigService(loggerEnabled));
+      GetIt.I.registerSingleton<LoggerService>(LoggerService());
+      GetIt.I.registerSingleton<AuthService>(AuthService());
+      GetIt.I.registerSingleton<ConnectionService>(ConnectionService(options));
+      GetIt.I.registerSingleton<FutureManager>(FutureManager());
+      GetIt.I.registerSingleton<PacketGenerator>(PacketGenerator());
+      GetIt.I.registerSingleton<CacheManager>(CacheManager());
+      GetIt.I.registerSingleton<TinodeService>(TinodeService());
+    }
   }
 
   /// Resolve dependencies from container

pubspec.yaml

@@ -1,6 +1,6 @@
 name: tinode
 description: This SDK implements Tinode client-side protocol for multi platform applications based on dart. 
-version: 1.0.0-alpha.3
+version: 1.0.0-alpha.4
 homepage: https://tinode.co/
 
 environment: