chore: wire up `startSearchForLocalPairingPeers` (#16803)

This commit initialises the status-go method `startSearchForLocalPairingPeers` which in turn will produce logs that are important for peer discovery while local pairing and will produce logs important to detect local pairing crashes.

modules/react-native-status/android/src/main/java/im/status/ethereum/module/StatusModule.java

@@ -823,6 +823,11 @@ class StatusModule extends ReactContextBaseJavaModule implements LifecycleEventL
         executeRunnableStatusGoMethod(() -> Statusgo.hashMessage(message), callback);
     }
 
+    @ReactMethod
+    public void startSearchForLocalPairingPeers(final Callback callback) throws JSONException {
+        executeRunnableStatusGoMethod(() -> Statusgo.startSearchForLocalPairingPeers(), callback);
+    }
+
     @ReactMethod
     public void getConnectionStringForBootstrappingAnotherDevice(final String configJSON, final Callback callback) throws JSONException {
          final JSONObject jsonConfig = new JSONObject(configJSON);

modules/react-native-status/ios/RCTStatus/RCTStatus.m

@@ -312,6 +312,11 @@ RCT_EXPORT_METHOD(localPairingPreflightOutboundCheck:(RCTResponseSenderBlock)cal
     callback(@[result]);
 }
 
+RCT_EXPORT_METHOD(startSearchForLocalPairingPeers:callback:(RCTResponseSenderBlock)callback) {
+    NSString *result = StatusgoStartSearchForLocalPairingPeers();
+    callback(@[result]);
+}
+
 RCT_EXPORT_METHOD(getConnectionStringForBootstrappingAnotherDevice:(NSString *)configJSON
                   callback:(RCTResponseSenderBlock)callback) {
 

src/native_module/core.cljs

@@ -258,6 +258,13 @@
   (log/debug "[native-module] hash-message")
   (.hashMessage ^js (status) message callback))
 
+(defn start-searching-for-local-pairing-peers
+  "starts a UDP multicast beacon that both listens for and broadcasts to LAN peers"
+  [callback]
+  (log/info "[native-module] Start Searching for Local Pairing Peers"
+            {:fn :start-searching-for-local-pairing-peers})
+  (.startSearchForLocalPairingPeers ^js (status) callback))
+
 (defn local-pairing-preflight-outbound-check
   "Checks whether the device has allows connecting to the local server"
   [callback]

src/status_im/utils/universal_links/core.cljs

@@ -210,7 +210,9 @@
   (js/setTimeout #(-> (.getInitialURL ^js react/linking)
                       (.then dispatch-url))
                  200)
-  (.addEventListener ^js react/linking "url" url-event-listener))
+  (.addEventListener ^js react/linking "url" url-event-listener)
+  (native-module/start-searching-for-local-pairing-peers
+   #(log/info "[local-pairing] errors from local-pairing-preflight-outbound-check ->" %)))
 
 (defn finalize
   "Remove event listener for url"