changes to persist nodekey

Author: chaitanyaprem

chat_plugin.cpp

@@ -65,6 +65,7 @@ bool ChatPlugin::initialize(const QString &configJson)
     QString bootstrapNodes = config["bootstrapNodes"].toString();
     QString mixnodes = config["mixnodes"].toString();
     QString storeNode = config["storeNode"].toString();
+    QString nodeKey = config["nodeKey"].toString();
 
     // Parse comma-separated strings and convert to std::vector<std::string>
     QStringList bootstrapNodesList = bootstrapNodes.split(",", Qt::SkipEmptyParts);
@@ -105,7 +106,7 @@ bool ChatPlugin::initialize(const QString &configJson)
                           { emitEvent(QStringLiteral("lightpushPeersCountResponse"), data); });
 
     void *result = ::initAndStart(logosAPI, logos, currentRelayTopic, actualCallback, discoveryMode, bootstrapNodesVec, mixnodesVec,
-                                  storeNode.toStdString());
+                                  storeNode.toStdString(), nodeKey.toStdString());
 
     return (result != nullptr);
 }

src/chat_api.cpp

@@ -436,13 +436,16 @@ void sendMessage(LogosAPI *logosAPI, LogosModules *logos, const std::string &cha
 
 // Build Waku configuration based on discovery mode
 // mixnodes: list of "multiaddr:mixPubKey" strings from UI configuration
-std::string buildWakuConfig(DiscoveryMode discoveryMode, const std::vector<std::string> &bootstrapNodes, const std::vector<std::string> &mixnodes)
+std::string buildWakuConfig(DiscoveryMode discoveryMode, const std::vector<std::string> &bootstrapNodes, const std::vector<std::string> &mixnodes, const std::string &nodeKey)
 {
     std::ostringstream config;
     config << "{\n";
     config << "    \"host\": \"0.0.0.0\",\n";
     config << "    \"tcpPort\": 60010,\n";
-    config << "    \"key\": null,\n";
+    if (nodeKey.empty())
+        config << "    \"key\": null,\n";
+    else
+        config << "    \"key\": \"" << nodeKey << "\",\n";
     config << "    \"clusterId\": 2,\n";
     config << "    \"relay\": true,\n";
     config << "    \"mix\": true,\n";
@@ -539,7 +542,7 @@ std::string buildWakuConfig(DiscoveryMode discoveryMode, const std::vector<std::
 // Function to initialize and start a Waku node
 void *initAndStart(LogosAPI *logosAPI, LogosModules *logos, const std::string &relayTopic, MessageCallback messageCallback,
                    DiscoveryMode discoveryMode, const std::vector<std::string> &bootstrapNodes, const std::vector<std::string> &mixnodes,
-                   const std::string &storeNode)
+                   const std::string &storeNode, const std::string &nodeKey)
 {
     // Store the configured store node for use by retrieveHistory
     currentStoreNode = storeNode;
@@ -558,7 +561,7 @@ void *initAndStart(LogosAPI *logosAPI, LogosModules *logos, const std::string &r
     auto &wakuModule = logos->waku_module;
 
     // Build Waku config based on discovery mode
-    std::string configStr = buildWakuConfig(discoveryMode, bootstrapNodes, mixnodes);
+    std::string configStr = buildWakuConfig(discoveryMode, bootstrapNodes, mixnodes, nodeKey);
 
     std::cout << "Discovery mode: " << static_cast<int>(discoveryMode) << std::endl;
     std::cout << "Bootstrap nodes count: " << bootstrapNodes.size() << std::endl;

src/chat_api.h

@@ -91,8 +91,8 @@ void retrieveHistory(LogosAPI* logosAPI, LogosModules* logos, const std::string&
 void event_handler(int callerRet, const char* msg, size_t len, void* userData);
 void* initAndStart(LogosAPI* logosAPI, LogosModules* logos, const std::string& relayTopic, MessageCallback messageCallback,
                    DiscoveryMode discoveryMode, const std::vector<std::string>& bootstrapNodes, const std::vector<std::string>& mixnodes,
-                   const std::string& storeNode);
+                   const std::string& storeNode, const std::string& nodeKey);
 bool joinChannel(LogosAPI* logosAPI, LogosModules* logos, const std::string& channelName, const std::string& relayTopic);
-std::string buildWakuConfig(DiscoveryMode discoveryMode, const std::vector<std::string>& bootstrapNodes, const std::vector<std::string>& mixnodes);
+std::string buildWakuConfig(DiscoveryMode discoveryMode, const std::vector<std::string>& bootstrapNodes, const std::vector<std::string>& mixnodes, const std::string& nodeKey);
 
 #endif // CHAT_API_H