fix(connectivity-service): too many attempt

app/src/main/java/com/nextcloud/client/network/ConnectivityServiceImpl.kt

@@ -36,6 +36,10 @@ class ConnectivityServiceImpl(
 ) : ConnectivityService {
 
     companion object {
+        var instance: ConnectivityServiceImpl? = null
+
+        // todo: remove
+        private var initCount = 0
         private const val TAG = "ConnectivityServiceImpl"
         private const val CONNECTIVITY_CHECK_ROUTE = "/index.php/204"
     }
@@ -66,10 +70,13 @@ class ConnectivityServiceImpl(
     }
     // endregion
 
+
+
     init {
+        initCount += 1
         connectivityManager.registerDefaultNetworkCallback(networkCallback)
         updateConnectivity()
-        Log_OC.d(TAG, "connectivity service constructed")
+        Log_OC.d(TAG, "connectivity service constructed: " + initCount)
     }
 
     // region overridden methods

app/src/main/java/com/nextcloud/client/network/NetworkModule.java

@@ -19,17 +19,26 @@
 @Module
 public class NetworkModule {
 
+    // todo: check 429, remove manual instance...
     @Provides
+    @Singleton
     ConnectivityService connectivityService(Context context,
                                             UserAccountManager accountManager,
                                             ClientFactory clientFactory,
                                             WalledCheckCache walledCheckCache) {
-        return new ConnectivityServiceImpl(context,
-                                           accountManager,
-                                           clientFactory,
-                                           url -> new GetMethod(url, false),
-                                           walledCheckCache
+        var instance = ConnectivityServiceImpl.Companion.getInstance();
+        if (instance != null) {
+            return instance;
+        }
+
+        instance = new ConnectivityServiceImpl(context,
+                                               accountManager,
+                                               clientFactory,
+                                               url -> new GetMethod(url, false),
+                                               walledCheckCache
         );
+        ConnectivityServiceImpl.Companion.setInstance(instance);
+        return instance;
     }
 
     @Provides