From 8613fd7d308e4034a4d7be25ff4c2f7d80ebbddf Mon Sep 17 00:00:00 2001
From: Mansi <mansi@lynkeduppro.com>
Date: Fri, 12 Dec 2025 23:45:12 +0530
Subject: [PATCH] feat: Add native module and package for custom functionality

---
 App.tsx                                       |  7 ++++++-
 .../java/com/lynkeduppro/MainApplication.kt   | 12 +++++++-----
 .../java/com/lynkeduppro/MyNativeModule.kt    | 19 +++++++++++++++++++
 .../java/com/lynkeduppro/MyNativePackage.kt   | 19 +++++++++++++++++++
 4 files changed, 51 insertions(+), 6 deletions(-)
 create mode 100644 android/app/src/main/java/com/lynkeduppro/MyNativeModule.kt
 create mode 100644 android/app/src/main/java/com/lynkeduppro/MyNativePackage.kt

diff --git a/App.tsx b/App.tsx
index 963a631..e8880eb 100644
--- a/App.tsx
+++ b/App.tsx
@@ -5,7 +5,7 @@ import {
   StyleSheet,
   Text,
   TouchableOpacity,
-  Alert,
+  Alert, NativeModules
 } from 'react-native';
 import { SafeAreaProvider } from 'react-native-safe-area-context';
 import { useState, useEffect } from 'react';
@@ -14,6 +14,7 @@ import Register from './src/components/Register';
 import { authAPI } from './src/services/authAPI';
 import { networkService } from './src/services/networkService';
 type Screen = 'login' | 'register' | 'home';
+const { MyNativeModule } = NativeModules;
 
 function App() {
   const isDarkMode = useColorScheme() === 'dark';
@@ -25,6 +26,10 @@ function App() {
   // Initialize app
   useEffect(() => {
     initializeApp();
+    console.log("MyNativeModule", MyNativeModule);
+    MyNativeModule.greet("John").then((msg: any) => {
+      console.log(msg);
+    });
 
     // Listen for network changes
     const unsubscribe = networkService.addListener((networkState) => {
diff --git a/android/app/src/main/java/com/lynkeduppro/MainApplication.kt b/android/app/src/main/java/com/lynkeduppro/MainApplication.kt
index 8e8a623..02b21ba 100644
--- a/android/app/src/main/java/com/lynkeduppro/MainApplication.kt
+++ b/android/app/src/main/java/com/lynkeduppro/MainApplication.kt
@@ -10,13 +10,15 @@ import com.facebook.react.defaults.DefaultReactHost.getDefaultReactHost
 class MainApplication : Application(), ReactApplication {
 
   override val reactHost: ReactHost by lazy {
+
+    val packages = PackageList(this).packages.toMutableList()
+
+    // ✅ Add your custom package HERE (Kotlin syntax)
+    packages.add(NativeModulesPackage())
+
     getDefaultReactHost(
       context = applicationContext,
-      packageList =
-        PackageList(this).packages.apply {
-          // Packages that cannot be autolinked yet can be added manually here, for example:
-          // add(MyReactNativePackage())
-        },
+      packageList = packages,
     )
   }
 
diff --git a/android/app/src/main/java/com/lynkeduppro/MyNativeModule.kt b/android/app/src/main/java/com/lynkeduppro/MyNativeModule.kt
new file mode 100644
index 0000000..7e062d7
--- /dev/null
+++ b/android/app/src/main/java/com/lynkeduppro/MyNativeModule.kt
@@ -0,0 +1,19 @@
+package com.lynkeduppro
+
+import com.facebook.react.bridge.ReactApplicationContext
+import com.facebook.react.bridge.ReactContextBaseJavaModule
+import com.facebook.react.bridge.ReactMethod
+import com.facebook.react.bridge.Promise
+
+class MyNativeModule(private val reactContext: ReactApplicationContext)
+    : ReactContextBaseJavaModule(reactContext) {
+
+    override fun getName(): String {
+        return "MyNativeModule"   // JS module name
+    }
+
+    @ReactMethod
+    fun greet(name: String, promise: Promise) {
+        promise.resolve("Hello $name from Android(Kotlin)!")
+    }
+}
diff --git a/android/app/src/main/java/com/lynkeduppro/MyNativePackage.kt b/android/app/src/main/java/com/lynkeduppro/MyNativePackage.kt
new file mode 100644
index 0000000..df0f8b8
--- /dev/null
+++ b/android/app/src/main/java/com/lynkeduppro/MyNativePackage.kt
@@ -0,0 +1,19 @@
+package com.lynkeduppro
+
+import com.facebook.react.ReactPackage
+import com.facebook.react.bridge.NativeModule
+import com.facebook.react.bridge.ReactApplicationContext
+import com.facebook.react.uimanager.ViewManager
+
+class NativeModulesPackage : ReactPackage {
+
+    override fun createNativeModules(reactContext: ReactApplicationContext): List<NativeModule> {
+        return listOf(
+            MyNativeModule(reactContext)
+        )
+    }
+
+    override fun createViewManagers(reactContext: ReactApplicationContext): List<ViewManager<*, *>> {
+        return emptyList()
+    }
+}