production errors

app/src/main/java/com/example/hpostesting/HPOSTestingApplication.kt

@@ -5,6 +5,8 @@ import android.content.Context
 import androidx.room.Room
 import com.example.hpostesting.data.dao.MyDatabase
 import com.google.android.datatransport.runtime.dagger.Provides
+import com.google.firebase.firestore.FirebaseFirestore
+import com.google.firebase.firestore.FirebaseFirestoreSettings
 import dagger.hilt.android.HiltAndroidApp
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
@@ -15,5 +17,14 @@ import javax.inject.Singleton
 class HPOSTestingApplication: Application() {
     val applicationScope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
 
+    override fun onCreate() {
+        super.onCreate()
+        val applicationScope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
+        val firestoreSettings = FirebaseFirestoreSettings.Builder()
+            .setPersistenceEnabled(true) // Enable offline persistence if needed
+            .build()
 
+        val firestore = FirebaseFirestore.getInstance()
+        firestore.firestoreSettings = firestoreSettings
+    }
 }

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

@@ -5,6 +5,7 @@ import android.content.Intent
 import android.content.SharedPreferences
 import android.os.Bundle
 import android.util.Log
+import android.view.View
 import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
 import com.example.hpostesting.data.DataHolder
@@ -12,6 +13,8 @@ import com.example.hpostesting.data.constant.Constants
 import com.example.hpostesting.presentation.dashboard.DashboardActivity
 import com.example.hpostesting.presentation.hemocube.HemocubeActivity
 import com.example.hpostesting.presentation.testRight.TestRightActivity
+import com.google.android.material.snackbar.Snackbar
+import com.google.firebase.crashlytics.FirebaseCrashlytics
 import com.journeyapps.barcodescanner.ScanContract
 import com.journeyapps.barcodescanner.ScanIntentResult
 import com.journeyapps.barcodescanner.ScanOptions
@@ -52,10 +55,36 @@ class KitScanActivity : AppCompatActivity() {
             moveToNext()
         }
 
+//        if (checkHemoCubeKitData()) {
+//            DataHolder.selectedTest!!.kitSerial =
+//                sharedPreference.getString(Constants.KIT_NUMBER, "").toString()
+//            moveToNext()
+//        } else {
+//            with(sharedPreference.edit()) {
+//                putString(Constants.KIT_NUMBER, "")
+//                putInt(Constants.KIT_COUNT, 0)
+//                putString(Constants.BUFFER_VALUE_1, "")
+//                putString(Constants.BUFFER_VALUE_2, "")
+//                apply()
+//            }
+//        }
+
+
         if (checkHemoCubeKitData()) {
-            DataHolder.selectedTest!!.kitSerial =
+            try {
-                sharedPreference.getString(Constants.KIT_NUMBER, "").toString()
+                DataHolder.selectedTest!!.kitSerial =
-            moveToNext()
+                    sharedPreference.getString(Constants.KIT_NUMBER, "").toString()
+                moveToNext()
+            } catch (e: NullPointerException) {
+                // Handle the NullPointerException here
+                e.printStackTrace() // You can log the exception for debugging
+                FirebaseCrashlytics.getInstance().recordException(e)
+                val errorMessage = "An error occurred: ${e.message}"
+                val rootView = findViewById<View>(android.R.id.content)
+                Snackbar.make(rootView, errorMessage, Snackbar.LENGTH_LONG).show()
+                // Optionally, show a user-friendly error message to the user
+//                Toast.makeText(applicationContext, "An error occurred", Toast.LENGTH_SHORT).show()
+            }
         } else {
             with(sharedPreference.edit()) {
                 putString(Constants.KIT_NUMBER, "")
@@ -66,6 +95,7 @@ class KitScanActivity : AppCompatActivity() {
             }
         }
 
+
         binding.nameEditText.setText("SMI/SC/")
 
         setSupportActionBar(binding.toolbar)

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

@@ -21,6 +21,8 @@ import com.example.hpostesting.data.constant.Constants
 import com.example.hpostesting.data.model.patient.UserData
 import com.example.hpostesting.data.model.test.TestType
 import com.google.android.gms.location.*
+import com.google.android.material.snackbar.Snackbar
+import com.google.firebase.crashlytics.FirebaseCrashlytics
 import com.hoho.android.usbserial.driver.UsbSerialProber
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.ActivityMainBinding
@@ -234,6 +236,20 @@ class MainActivity : AppCompatActivity() {
             return
         }
 
+//        fusedLocationClient.lastLocation.addOnSuccessListener { location: Location? ->
+//            location?.let {
+//                DataHolder.selectedTest!!.location =
+//                    UserData.Location(location.latitude, location.longitude)
+//                DataHolder.location =
+//                    UserData.Location(location.latitude, location.longitude)
+//            } ?: run {
+//                requestLocationUpdates()
+//            }
+//        }.addOnFailureListener { exception: Exception ->
+//            exception.printStackTrace()
+//        }
+
+
         fusedLocationClient.lastLocation.addOnSuccessListener { location: Location? ->
             location?.let {
                 DataHolder.selectedTest!!.location =
@@ -244,8 +260,17 @@ class MainActivity : AppCompatActivity() {
                 requestLocationUpdates()
             }
         }.addOnFailureListener { exception: Exception ->
+            // Handle the exception here
             exception.printStackTrace()
+            FirebaseCrashlytics.getInstance().recordException(exception)
+            // Display an error message to the user using a Snackbar
+            val errorMessage = "An error occurred: ${exception.message}"
+            val rootView = findViewById<View>(android.R.id.content)
+            Snackbar.make(rootView, errorMessage, Snackbar.LENGTH_LONG).show()
         }
+
+
+
     }
 
     private fun requestLocationUpdates() {

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

@@ -25,7 +25,7 @@ class GalleryFragment : Fragment() {
 //        val galleryViewModel =
 //            ViewModelProvider(this).get(GalleryViewModel::class.java)
 
-//        _binding = FragmentGalleryBinding.inflate(inflater, container, false)
+        _binding = FragmentGalleryBinding.inflate(inflater, container, false)
         val root: View = binding.root
 
 //        val textView: TextView = binding.textGallery

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

@@ -38,8 +38,16 @@ class HomeFragment : Fragment() {
     private lateinit var sharedPreference: SharedPreferences
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?
-    ): View {
+    ): View? {
         _binding = FragmentHomeBinding.inflate(inflater, container, false)
+
+        // Check if _binding is null
+        if (_binding == null) {
+            // Handle the case where binding could not be initialized
+            // You may want to log an error or return a default view in this case
+            return super.onCreateView(inflater, container, savedInstanceState)
+        }
+
         sharedPreference = requireContext().getSharedPreferences("PREFERENCE_NAME", Context.MODE_PRIVATE)
         DataHolder.selectedTest = null