code added related to nats

app/build.gradle

@@ -157,7 +157,6 @@ dependencies {
     implementation("com.squareup.okhttp3:okhttp:4.9.3")
 
     implementation "androidx.preference:preference-ktx:1.2.1"
-    implementation 'io.nats:jnats:2.11.2'
     implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.1'
 
     implementation("androidx.work:work-runtime-ktx:2.9.0")
@@ -166,4 +165,6 @@ dependencies {
     implementation 'com.google.android.play:core:1.10.3'
 
     implementation fileTree(dir: 'libs', include: ['*.aar'])
+    implementation 'io.nats:jnats:2.11.4'
+
 }

app/src/main/java/com/example/hpostesting/presentation/NatsManager.kt

@@ -1,6 +1,8 @@
 package com.example.hpostesting.presentation
 
+import android.os.Build
 import android.util.Log
+import androidx.annotation.RequiresApi
 import com.example.hpostesting.presentation.assurance.AssuranceControlsActivity
 import com.example.hpostesting.presentation.dashboard.DashboardActivity
 import io.nats.client.AuthHandler
@@ -14,6 +16,7 @@ import java.io.File
 import java.io.FileInputStream
 import java.io.IOException
 import java.nio.charset.StandardCharsets
+import java.nio.file.Paths
 import java.security.GeneralSecurityException
 import java.security.KeyStore
 import java.security.SecureRandom
@@ -25,7 +28,7 @@ import javax.net.ssl.TrustManager
 import javax.net.ssl.TrustManagerFactory
 
 
-class NatsManager(datacollector: AssuranceControlsActivity) {
+class NatsManager(datacollector: DashboardActivity) {
 
     val TAG = "Nats Service"
     var nc: Connection? = null
@@ -37,41 +40,45 @@ class NatsManager(datacollector: AssuranceControlsActivity) {
         val clientCertPath = "/storage/sdcard0/Download/client.p12"
 
         // Load client certificate and key
-        val keyStore = KeyStore.getInstance("PKCS12") // Ensure this matches your file type
+        val keyStore = KeyStore.getInstance("PKCS12")
         FileInputStream(clientCertPath).use { keyStoreInputStream ->
             keyStore.load(keyStoreInputStream, keyStorePassword)
         }
-
-        // Initialize key manager factory
-        val keyManagerFactory = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm())
-        keyManagerFactory.init(keyStore, keyStorePassword)
-
-        // Load CA certificate
-        val caCertPath = "/storage/sdcard0/Android/data/in.sminnovations.hpostesting.quality/files/extractedCertificates/clientCertificate/client-cert.pem"
-        val trustStore = KeyStore.getInstance(KeyStore.getDefaultType())
-        trustStore.load(null, null) // Initialize the trust store
-
-        // Load the CA certificate as a Certificate object
-        CertificateFactory.getInstance("X.509").generateCertificate(BufferedInputStream(FileInputStream(caCertPath))).also { caCertificate ->
-            trustStore.setCertificateEntry("ca-cert", caCertificate)
+        val caCertPath = "/storage/sdcard0/Android/data/in.sminnovations.hpostesting.quality/files/NATS/clientCertificate/client-cert.pem"
+        val caCert = FileInputStream(caCertPath).use { inputStream ->
+            val certificateFactory = CertificateFactory.getInstance("X.509")
+            certificateFactory.generateCertificate(inputStream)
         }
 
+        val trustStore = KeyStore.getInstance(KeyStore.getDefaultType()).apply {
+            load(null, null) // Initialize the keystore
+            setCertificateEntry("caCert", caCert) // Add the CA certificate
+        }
+
+        // Initialize key manager factory
+        val kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm())
+        kmf.init(keyStore, keyStorePassword)
+
         // Initialize trust manager factory
-        val trustManagerFactory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())
-        trustManagerFactory.init(trustStore)
+        val tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())
+        tmf.init(trustStore)
 
         // Initialize SSLContext
         val sslContext = SSLContext.getInstance("TLS")
-        sslContext.init(keyManagerFactory.keyManagers, trustManagerFactory.trustManagers, SecureRandom())
+        sslContext.init(kmf.keyManagers, tmf.trustManagers, SecureRandom())
 
         return sslContext
     }
 
+
+
+    @RequiresApi(Build.VERSION_CODES.O)
     fun connect() {
         Log.d(TAG, "TRY TO CONNECT")
         Thread {
 
-            val seedString = "SUAEB5PUWNS6C2HUV3MFI6HUDEAPGPFPBHMI73NHIQATCDD2BWALVEZXZ4"
+            val seedString = "SUAJH5VMO6GDRQA6QTXCLIJMS74IWIUTU3NJVYIOTZF2LBWUPD77DA2ZEA"
+            Log.e("seedString",seedString)
             val seedBytes = seedString.toCharArray()
 
             val theNKey = NKey.fromSeed(seedBytes) // really should load from somewhere

app/src/main/java/com/example/hpostesting/presentation/assurance/AssuranceControlsActivity.kt

@@ -30,9 +30,9 @@ class AssuranceControlsActivity: AppCompatActivity(), IDataCollector {
                 .commit()
         }
 
-        nats = NatsManager(this)
-        nats.connect()
-        nats.pub("server.hpos.HCV-000-3001.ping", "THIS IS A TEST MSG")
+//        nats = NatsManager(this)
+//        nats.connect()
+//        nats.pub("server.hpos.HCV-000-3001.ping", "THIS IS A TEST MSG")
     }
 
     override fun setConnect(connect: Boolean) {

app/src/main/java/com/example/hpostesting/presentation/dashboard/DashboardActivity.kt

@@ -59,9 +59,9 @@ class DashboardActivity : AppCompatActivity(), IDataCollector {
         binding = ActivityDashboardBinding.inflate(layoutInflater)
         setContentView(binding.root)
         setSupportActionBar(binding.appBarDashboard.toolbar)
-//        nats = NatsManager(this)
-//        nats.connect()
-//        nats.pub("server.hpos.HCV-000-3001.ping", "THIS IS A TEST MSG")
+        nats = NatsManager(this)
+        nats.connect()
+        nats.pub("server.hpos.HCV-000-3001.ping", "THIS IS A TEST MSG")
 
         hemocubeViewModel.deviceUpdate.observe(this) { result ->
             when (result) {

app/src/main/java/com/example/hpostesting/presentation/deviceprovision/DeviceProvisionFragment.kt

@@ -4,6 +4,7 @@ import android.content.Context
 import android.content.Intent
 import android.content.SharedPreferences
 import android.os.Bundle
+import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -74,6 +75,11 @@ class DeviceProvisionFragment : Fragment() {
                                 Constants.NATS_TOKEN,
                                 response.data.data?.device?.deviceUser?.natsToken
                             )
+                            response.data.data?.device?.deviceUser?.natsToken?.let {
+                                Log.e("natstoken",
+                                    it
+                                )
+                            }
                             putString(
                                 Constants.NATS_TOKEN_EXPIRE_DATE,
                                 response.data.data?.device?.deviceUser?.natsTokenExpiry