added separate buttons for place buffer and sample in new branch, and also buffer made compulsory for every test

- create index

app/.gitignore

@@ -1,3 +1,3 @@
 /build
-/google-services.json
+/google-services*
 /idea

app/build.gradle

@@ -18,8 +18,8 @@ android {
         applicationId "in.sminnovations.hpostesting"
         minSdk 21
         targetSdk 34
-        versionCode 2
-        versionName "2.0.1"
+        versionCode 10
+        versionName "2.1.10"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -70,6 +70,9 @@ dependencies {
     implementation 'com.google.android.gms:play-services-location:21.0.1'
     implementation 'com.google.android.gms:play-services-ads-identifier:18.0.1'
     implementation 'com.google.android.things:androidthings:1.0'
+    implementation 'com.google.firebase:firebase-appdistribution:16.0.0-beta10'
+    implementation("com.google.firebase:firebase-appdistribution-api-ktx:16.0.0-beta10")
+
 
     // Testing
     testImplementation 'junit:junit:4.13.2'

app/src/main/AndroidManifest.xml

@@ -13,11 +13,8 @@
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
-
     <uses-feature android:name="android.hardware.usb.host" />
-
     <uses-permission android:name="android.permission.USB_PERMISSION" />
-
     <application
         android:name="com.example.hpostesting.HPOSTestingApplication"
         android:allowBackup="true"
@@ -29,11 +26,6 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.HPOSTesting"
         tools:targetApi="31">
-        <activity
-            android:name="com.example.hpostesting.presentation.BloodCollectingMethodActivity"
-            android:exported="true"
-            android:noHistory="true"
-            android:theme="@style/Theme.HPOS.NoActionBar" />
         <activity
             android:name="com.example.hpostesting.presentation.hemocube.HemocubeActivity"
             android:exported="false"
@@ -99,7 +91,7 @@
         </activity>
         <activity
             android:name="com.journeyapps.barcodescanner.CaptureActivity"
-            android:screenOrientation="fullSensor"
+            android:screenOrientation="portrait"
             android:stateNotNeeded="true"
             tools:replace="android:screenOrientation" />
     </application>

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

@@ -15,6 +15,8 @@ import javax.inject.Singleton
 
 @HiltAndroidApp
 class HPOSTestingApplication: Application() {
+    val applicationScope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
+
     override fun onCreate() {
         super.onCreate()
         val applicationScope = CoroutineScope(SupervisorJob() + Dispatchers.IO)

app/src/main/java/com/example/hpostesting/data/constant/Constants.kt

@@ -55,8 +55,4 @@ object Constants {
     const val KIT_COUNT = "KitCount"
     const val BUFFER_VALUE_1 = "BufferValue1"
     const val BUFFER_VALUE_2 = "BufferValue2"
-
-    const val BLOOD_COLLECTING_METHOD = "bloodCollectingMethod"
-    const val VENOUS_BLOOD = "venousBlood"
-    const val FINGER_PRICK_BLOOD = "fingerPrickBlood"
 }

app/src/main/java/com/example/hpostesting/data/dao/HemoCubeDao.kt

@@ -9,15 +9,15 @@ import com.example.hpostesting.data.model.patient.HemoCubeTestData
 import com.example.hpostesting.data.model.patient.UserData
 @Dao
 interface HemoCubeDao {
-    @Query("SELECT * from HemocubeTest_table")
+    @Query("SELECT * from hemo_cube_test_table")
     fun getAll(): LiveData<List<HemoCubeTestData>>
 
     @Insert(onConflict = OnConflictStrategy.REPLACE)
     suspend fun insertAll(hemoCubeTestData: HemoCubeTestData)
 
-    @Query("SELECT * FROM hemocubetest_table WHERE _id = :id")
+    @Query("SELECT * FROM hemo_cube_test_table WHERE _id = :id")
     suspend fun getUserByID(id: String): HemoCubeTestData
 
-    @Query("DELETE FROM hemocubetest_table WHERE _id = :id")
+    @Query("DELETE FROM hemo_cube_test_table WHERE _id = :id")
     suspend fun deleteById(id: String)
 }

app/src/main/java/com/example/hpostesting/data/model/patient/HemoCubeTestData.kt

@@ -3,7 +3,7 @@ package com.example.hpostesting.data.model.patient
 import androidx.room.Entity
 import androidx.room.PrimaryKey
 
-@Entity(tableName = "HemocubeTest_table")
+@Entity(tableName = "hemo_cube_test_table")
 data class HemoCubeTestData(
     @PrimaryKey
     var _id: String = "",
@@ -29,5 +29,6 @@ data class HemoCubeTestData(
     var led1Average: Double? = null,
     var led2Average: Double? = null,
     var deviceRatio: Double? = null,
-    var calculatedRatio: Double? = null
+    var calculatedRatio: Double? = null,
+    var classificationResult: String = ""
 )

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

@@ -1,57 +0,0 @@
-package com.example.hpostesting.presentation
-
-import android.content.Intent
-import android.os.Bundle
-import android.widget.Toast
-import androidx.appcompat.app.AppCompatActivity
-import com.example.hpostesting.data.DataHolder
-import com.example.hpostesting.data.constant.Constants
-import com.example.hpostesting.presentation.hemocube.HemocubeActivity
-import com.example.hpostesting.presentation.testRight.TestRightActivity
-import `in`.sminnovations.hpostesting.databinding.ActivityBloodCollectingMethodBinding
-
-class BloodCollectingMethodActivity : AppCompatActivity() {
-
-    private lateinit var binding: ActivityBloodCollectingMethodBinding
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        binding = ActivityBloodCollectingMethodBinding.inflate(layoutInflater)
-        setContentView(binding.root)
-        init()
-    }
-
-    private fun init() {
-        setSupportActionBar(binding.toolbar)
-        binding.btnGo.setOnClickListener {
-            DataHolder.usbConnected.observe(this) {
-                if (it) {
-                    if (binding.venousBloodRadioButton.isChecked) {
-                        moveToNext(Constants.VENOUS_BLOOD)
-                    } else {
-                        moveToNext(Constants.FINGER_PRICK_BLOOD)
-                    }
-                } else {
-                    Toast.makeText(this, "No Device Connected", Toast.LENGTH_SHORT).show()
-                }
-            }
-        }
-    }
-
-    private fun moveToNext(bloodCollectingMethod: String) {
-        DataHolder.deviceType.observe(this) { deviceType ->
-            when (deviceType) {
-                Constants.DEVICE_TYPE_HOMOCUBE -> {
-                    val intent = Intent(applicationContext, HemocubeActivity::class.java)
-                    intent.putExtra(Constants.BLOOD_COLLECTING_METHOD, bloodCollectingMethod)
-                    startActivity(intent)
-                }
-
-                Constants.DEVICE_TYPE_TEST_RIGHT -> {
-                    val intent = Intent(applicationContext, TestRightActivity::class.java)
-                    intent.putExtra(Constants.BLOOD_COLLECTING_METHOD, bloodCollectingMethod)
-                    startActivity(intent)
-                }
-            }
-        }
-    }
-}

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

@@ -11,6 +11,8 @@ import androidx.appcompat.app.AppCompatActivity
 import com.example.hpostesting.data.DataHolder
 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
@@ -65,35 +67,36 @@ class KitScanActivity : AppCompatActivity() {
 //                putString(Constants.BUFFER_VALUE_2, "")
 //                apply()
 //            }
+//        }
 
 
-        if (checkHemoCubeKitData()) {
-            try {
+        try {
+            if (checkHemoCubeKitData()) {
                 DataHolder.selectedTest!!.kitSerial =
                     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, "")
-                putInt(Constants.KIT_COUNT, 0)
-                putString(Constants.BUFFER_VALUE_1, "")
-                putString(Constants.BUFFER_VALUE_2, "")
-                apply()
+            } else {
+                // Handle the case when checkHemoCubeKitData() returns false
+                with(sharedPreference.edit()) {
+                    putString(Constants.KIT_NUMBER, "")
+                    putInt(Constants.KIT_COUNT, 0)
+                    putString(Constants.BUFFER_VALUE_1, "")
+                    putString(Constants.BUFFER_VALUE_2, "")
+                    apply()
+                }
             }
+        } 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()
+        }
 
 
-    }
-
         binding.nameEditText.setText("SMI/SC/")
 
         setSupportActionBar(binding.toolbar)
@@ -135,8 +138,20 @@ class KitScanActivity : AppCompatActivity() {
     }
 
     private fun moveToNext() {
-        val i = Intent(applicationContext, BloodCollectingMethodActivity::class.java)
-        startActivity(i)
+
+        DataHolder.deviceType.observe(this) { deviceType ->
+            when (deviceType) {
+                Constants.DEVICE_TYPE_HOMOCUBE -> {
+                    val i = Intent(applicationContext, HemocubeActivity::class.java)
+                    startActivity(i)
+                }
+
+                Constants.DEVICE_TYPE_TEST_RIGHT -> {
+                    val i = Intent(applicationContext, TestRightActivity::class.java)
+                    startActivity(i)
+                }
+            }
+        }
     }
 
     private fun startScanningNow() {

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

@@ -20,6 +20,7 @@ import com.example.hpostesting.data.DataHolder
 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.example.hpostesting.presentation.dashboard.DashboardActivity
 import com.google.android.gms.location.*
 import com.google.android.material.snackbar.Snackbar
 import com.google.firebase.crashlytics.FirebaseCrashlytics
@@ -85,6 +86,11 @@ class MainActivity : AppCompatActivity() {
             }
         }
 
+        if (DataHolder.selectedTest == null) {
+            startActivity(Intent(this, DashboardActivity::class.java))
+            finish()
+        }
+
 
 //        val crashButton = Button(this)
 //        crashButton.text = "Test Crash"
@@ -161,12 +167,14 @@ class MainActivity : AppCompatActivity() {
             DataHolder.selectedTestType = TestType.SICKLECERT
             val i = Intent(applicationContext, KitScanActivity::class.java)
             startActivity(i)
+            finish()
         }
 
         binding.cvItem2.setOnClickListener {
             DataHolder.selectedTestType = TestType.SICKLEFIND
             val i = Intent(applicationContext, KitScanActivity::class.java)
             startActivity(i)
+            finish()
         }
 
         DataHolder.usbConnected.observe(this) {
@@ -250,28 +258,29 @@ class MainActivity : AppCompatActivity() {
 //        }
 
 
-
-
-            fusedLocationClient.lastLocation.addOnSuccessListener { location: Location? ->
-                location?.let {
+        fusedLocationClient.lastLocation.addOnSuccessListener { location: Location? ->
+            location?.let {
+                if (DataHolder.selectedTest != null) {
                     DataHolder.selectedTest!!.location =
                         UserData.Location(location.latitude, location.longitude)
-                    DataHolder.location =
-                        UserData.Location(location.latitude, location.longitude)
-                } ?: run {
-                    requestLocationUpdates()
+                } else {
+                    startActivity(Intent(this, DashboardActivity::class.java))
+                    finish()
                 }
-            }.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()
+                DataHolder.location =
+                    UserData.Location(location.latitude, location.longitude)
+            } ?: run {
+                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()
+        }
 
 
 

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

@@ -2,6 +2,7 @@ package com.example.hpostesting.presentation.dashboard
 
 import android.os.Bundle
 import android.view.Menu
+import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
 import androidx.drawerlayout.widget.DrawerLayout
 import androidx.navigation.findNavController
@@ -10,6 +11,8 @@ import androidx.navigation.ui.navigateUp
 import androidx.navigation.ui.setupActionBarWithNavController
 import androidx.navigation.ui.setupWithNavController
 import com.google.android.material.navigation.NavigationView
+//import com.google.firebase.appdistribution.FirebaseAppDistribution
+//import com.google.firebase.appdistribution.FirebaseAppDistributionException
 import dagger.hilt.android.AndroidEntryPoint
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.ActivityDashboardBinding
@@ -25,7 +28,6 @@ class DashboardActivity : AppCompatActivity() {
 
         binding = ActivityDashboardBinding.inflate(layoutInflater)
         setContentView(binding.root)
-
         setSupportActionBar(binding.appBarDashboard.toolbar)
 
         val drawerLayout: DrawerLayout = binding.drawerLayout
@@ -53,4 +55,31 @@ class DashboardActivity : AppCompatActivity() {
         return navController.navigateUp(appBarConfiguration) || super.onSupportNavigateUp()
     }
 
+
+    override fun onResume() {
+        super.onResume()
+        // Copy and paste this into any part of your app - for example, in your main
+// activity's onResume method.
+//        val firebaseAppDistribution = FirebaseAppDistribution.getInstance()
+//        firebaseAppDistribution.updateIfNewReleaseAvailable()
+//            .addOnProgressListener { updateProgress ->
+//                Toast.makeText(this, "Updating", Toast.LENGTH_SHORT).show()
+//            }
+//            .addOnFailureListener { e ->
+//                // (Optional) Handle errors.
+//                if (e is FirebaseAppDistributionException) {
+//                    when (e.errorCode) {
+//                        FirebaseAppDistributionException.Status.NOT_IMPLEMENTED -> {
+//                            // SDK did nothing. This is expected when building for Play.
+//                        }
+//
+//                        else -> {
+//                            // Handle other errors.
+//                        }
+//                    }
+//                }
+//            }
+    }
+
+
 }

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

@@ -20,6 +20,7 @@ import com.example.hpostesting.presentation.adapter.UserListAdapter
 import com.example.hpostesting.presentation.hemocube.HemoCubeViewModel
 import com.example.hpostesting.presentation.testRight.TestRightViewModel
 import com.firebase.ui.firestore.FirestoreRecyclerOptions
+import com.google.firebase.firestore.Query
 import com.google.firebase.firestore.ktx.firestore
 import com.google.firebase.ktx.Firebase
 import dagger.hilt.android.AndroidEntryPoint
@@ -98,6 +99,7 @@ class HomeFragment : Fragment() {
         }
     }
     private fun loadUserData() {
+//        val query = Firebase.firestore.collection("patientData").whereEqualTo("testStatus", false).orderBy("createdAt", Query.Direction.DESCENDING)
         val query = Firebase.firestore.collection("patientData").whereEqualTo("testStatus", false)
         query.get().addOnSuccessListener {
             if (it.documents.isEmpty()) {
@@ -162,8 +164,10 @@ class HomeFragment : Fragment() {
                         binding.aadharIdRadioButton.isChecked -> "aadharId"
                         else -> null
                     }
+
                     field?.let { getData(query, it) }
                     false
+
                 } else {
                     loadUserData()
                     false
@@ -260,7 +264,7 @@ class HomeFragment : Fragment() {
 
     private fun deleteHemoCubeIncompleteRegistrations(userDataList: List<HemoCubeTestData>) {
         userDataList.forEach { userData ->
-            if (userData.testTime?.isEmpty() == false) {
+            if (userData.testTime?.isEmpty() == true) {
                 hemoCubeViewModel.deleteById(userData._id)
             }
         }

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

@@ -9,6 +9,7 @@ import androidx.lifecycle.ViewModelProvider
 import com.example.hpostesting.presentation.dashboard.ui.slideshow.SlideshowViewModel
 import `in`.sminnovations.hpostesting.databinding.FragmentSlideshowBinding
 
+
 class SlideshowFragment : Fragment() {
 
     private var _binding: FragmentSlideshowBinding? = null
@@ -20,7 +21,7 @@ class SlideshowFragment : Fragment() {
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
-        savedInstanceState: Bundle?
+        savedInstanceState: Bundle?,
     ): View {
         val slideshowViewModel =
             ViewModelProvider(this).get(SlideshowViewModel::class.java)
@@ -28,6 +29,12 @@ class SlideshowFragment : Fragment() {
         _binding = FragmentSlideshowBinding.inflate(inflater, container, false)
         val root: View = binding.root
 
+        val pInfo = requireActivity().packageManager.getPackageInfo(
+            requireActivity().packageName, 0
+        )
+        val version = pInfo.versionName
+        binding.textSlideshow.text = version
+
 //        val textView: TextView = binding.textSlideshow
 //        slideshowViewModel.text.observe(viewLifecycleOwner) {
 //            textView.text = it

app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeFragment.kt

@@ -10,6 +10,7 @@ import android.view.ViewGroup
 import android.widget.Toast
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
+import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.lifecycleScope
 import com.example.hpostesting.data.DataHolder
 import com.example.hpostesting.data.constant.Constants
@@ -21,14 +22,14 @@ import com.example.hpostesting.presentation.UsbServiceListener
 import com.example.hpostesting.presentation.dashboard.DashboardActivity
 import com.example.hpostesting.presentation.utils.MyDialogListener
 import com.example.hpostesting.presentation.utils.UIUtils
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import com.google.firebase.crashlytics.ktx.crashlytics
 import com.google.firebase.firestore.FirebaseFirestore
 import com.google.firebase.firestore.ktx.firestore
 import com.google.firebase.ktx.Firebase
-import `in`.sminnovations.hpostesting.BuildConfig
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.FragmentHemoCubeReferenceBinding
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.tasks.await
 import kotlinx.coroutines.withContext
@@ -44,8 +45,9 @@ class HemoCubeFragment : Fragment() {
     private var resultData: String = ""
     private var isUsingExistingBuffer = false
     private var isTestOngoing = false
+    private var startListening = MutableLiveData<Boolean>(false)
     override fun onCreateView(
-        inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?
+        inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?,
     ): View {
         binding = FragmentHemoCubeReferenceBinding.inflate(inflater, container, false)
         sharedPreferences =
@@ -57,7 +59,7 @@ class HemoCubeFragment : Fragment() {
         super.onViewCreated(view, savedInstanceState)
         initViews()
         observeViewModel()
-        checkAndStartProcess()
+//        checkAndStartProcess()
     }
 
     private fun initViews() {
@@ -78,10 +80,25 @@ class HemoCubeFragment : Fragment() {
         binding.btnSubmit.isEnabled = false
         binding.btnSubmit.isClickable = false
 
+
+        binding.btnSamplestart.setOnClickListener {
+            startSampleProcess()
+            it.visibility = View.GONE
+        }
+
+        binding.btnPlacebuffer.setOnClickListener {
+            checkAndStartProcess()
+            it.visibility = View.GONE
+        }
+
+
+
+
         binding.btnKit.setOnClickListener {
             if (isTestOngoing) {
                 val title = "WARNING"
-                val message = "There is a on going test, do you want to stop it"
+                val message =
+                    "There is a on going test, do you want to stop it. if Yes please disconnect the device and connect it again, once you reached to kitDetails Screen"
                 val negativeText = getString(R.string.no)
                 val positiveText = "Yes"
 
@@ -102,6 +119,11 @@ class HemoCubeFragment : Fragment() {
                             (activity as HemocubeActivity).finish()
                         }
                     })
+            } else {
+                resetKitCount()
+                val intent = Intent(context, KitScanActivity::class.java)
+                startActivity(intent)
+                (activity as HemocubeActivity).finish()
             }
         }
     }
@@ -150,26 +172,50 @@ class HemoCubeFragment : Fragment() {
 
         hemoCubeViewModel.deviceData.observe(viewLifecycleOwner) {
             currentDeviceData = it
-            showToast(calculateRatio(0.17).toString())
-
         }
 
         hemoCubeViewModel.networkStatusLiveData.observe(viewLifecycleOwner) { isNetworkAvailable ->
-            isOnline = isNetworkAvailable
+            apply {
+                DataHolder.hemoCubeTestData?.let {
+                    currentDeviceData?.coefficients?.let { coefficients ->
+                        val coefficient1 = coefficients[0]
+                        val coefficient2 = coefficients[1]
+                        val result = coefficient1 * coefficient2
+                        showToast("coefficients: $coefficient1, $coefficient2")
+                    }
+                }
+                isOnline = isNetworkAvailable
+            }
         }
 
         hemoCubeViewModel.messages.observe(viewLifecycleOwner) {
             binding.tvSubtitle4.text = it
         }
+//        startListening.observe(viewLifecycleOwner) {
+//            if (it) {
+//                lifecycleScope.launch {
+//                    delay(1000)
+//                    if (binding.tvSubtitle4.text.toString().isEmpty()) {
+//                        (activity as HemocubeActivity).reconnectDevice()
+//                        if (isBufferValueAvailable()) {
+//                            showBufferAlertDialog()
+//                        } else {
+//                            listenToHemoCube()
+//                            startBufferProcess()
+//                        }
+//                    }
+//                }
+//            }
+//        }
     }
 
     private fun checkAndStartProcess() {
-        if (isBufferValueAvailable()) {
-            showBufferAlertDialog()
-        } else {
+//        if (isBufferValueAvailable()) {
+//            showBufferAlertDialog()
+//        } else {
             listenToHemoCube()
             startBufferProcess()
-        }
+//        }
     }
 
     private fun isBufferValueAvailable(): Boolean {
@@ -218,19 +264,26 @@ class HemoCubeFragment : Fragment() {
         hemoCubeViewModel.progressBar.postValue(true)
 
         val fullReadOutput = StringBuilder()
-        (activity as HemocubeActivity).mService.listenToHemoCube(object : UsbServiceListener {
-            override fun onUsbRead(data: ByteArray?) {
-                data?.let {
-                    val stringData = String(it)
-                    fullReadOutput.append(stringData)
-                    handleUsbData(stringData, fullReadOutput)
-                }
-            }
+        startListening.postValue(true)
 
-            override fun onUsbError(e: Exception?) {
-                hemoCubeViewModel.progressBar.postValue(false)
-            }
-        })
+        try {
+            (activity as HemocubeActivity).mService.listenToHemoCube(object : UsbServiceListener {
+                override fun onUsbRead(data: ByteArray?) {
+                    data?.let {
+                        val stringData = String(it)
+                        fullReadOutput.append(stringData)
+                        handleUsbData(stringData, fullReadOutput)
+                    }
+                }
+
+                override fun onUsbError(e: Exception?) {
+                    hemoCubeViewModel.progressBar.postValue(false)
+                }
+            })
+        } catch (e: Exception) {
+            showToast("test is going on")
+            Firebase.crashlytics.recordException(e)
+        }
     }
 
     private fun handleUsbData(stringData: String, fullReadOutput: StringBuilder) {
@@ -242,7 +295,18 @@ class HemoCubeFragment : Fragment() {
         resultData += fullReadOutput.toString()
 
         when {
-            stringData.contains("#Buffer Completed") -> showStartSampleDialog()
+            stringData.contains("ERROR 500") ->
+//                showError500Dialog()
+                  checkAndStartProcess()
+            stringData.contains("ERROR 501") -> showError501Dialog()
+            stringData.contains("#Buffer Completed") ->
+                //                showStartSampleDialog()
+                activity?.runOnUiThread {
+                    binding.btnSamplestart.visibility = View.VISIBLE
+                    binding.btnSamplestart.isClickable = true
+                }
+
+
             stringData.contains("#Sample Completed") -> {
                 activity?.runOnUiThread {
                     binding.btnSubmit.isEnabled = true
@@ -270,6 +334,70 @@ class HemoCubeFragment : Fragment() {
         }
     }
 
+
+    private fun showError() {
+        activity?.runOnUiThread {
+            UIUtils.createAlertDialog(requireContext(),
+                "Device Error",
+                "Something is wrong with the device, please disconnect and reconnect the device and test the user again",
+                getString(R.string.noo),
+                "Yes",
+                object : MyDialogListener {
+                    override fun onClickNegativeButton() {}
+
+                    override fun onClickPositiveButton() {
+                        startActivity(Intent(requireActivity(), DashboardActivity::class.java))
+                    }
+                })
+        }
+    }
+
+
+    private fun showError500Dialog() {
+        UIUtils.createAlertDialog(requireContext(),
+            "BUFFER ERROR",
+            "Do you want to continue with existing buffer?",
+            getString(R.string.noo),
+            "Yes",
+            object : MyDialogListener {
+                override fun onClickNegativeButton() {}
+
+                override fun onClickPositiveButton() {
+                    listenToHemoCube()
+                    startBufferProcess()
+                }
+            })
+    }
+
+    fun handleBackButtonPress() {
+        if (isTestOngoing) {
+            // If the test is ongoing, don't allow the back button action
+            // You can optionally show a message to the user indicating why the back button is disabled
+            // For example, show a Toast or Snackbar.
+            showToast("Test is ongoing. Cannot go back.")
+        } else {
+            // If the test is not ongoing, you can trigger the back action of the hosting activity
+            activity?.onBackPressed()
+        }
+    }
+
+
+    private fun showError501Dialog() {
+        UIUtils.createAlertDialog(requireContext(),
+            "SAMPLE ERROR",
+            "Do you want to continue with Sample?",
+            getString(R.string.noo),
+            "Yes",
+            object : MyDialogListener {
+                override fun onClickNegativeButton() {}
+
+                override fun onClickPositiveButton() {
+                    listenToHemoCube()
+                    startSampleProcess()
+                }
+            })
+    }
+
     private fun showStartSampleDialog() {
         activity?.runOnUiThread {
             UIUtils.createAlertDialog(requireContext(),
@@ -281,7 +409,8 @@ class HemoCubeFragment : Fragment() {
                     override fun onClickNegativeButton() {}
 
                     override fun onClickPositiveButton() {
-
+                        listenToHemoCube()
+                        startSampleProcess()
                     }
                 })
         }
@@ -290,188 +419,101 @@ class HemoCubeFragment : Fragment() {
     private fun handleValidResult(validString: String, fullReadOutput: String) {
         try {
             val result = validString.split(" ")
-            if (result.size != 8) return
-
-            val deviceSerialNo = result[2]
-            val led1BufferForDevice =
-                getLedBufferValue(isUsingExistingBuffer, Constants.BUFFER_VALUE_1, result[3])
-            val led2BufferForDevice =
-                getLedBufferValue(isUsingExistingBuffer, Constants.BUFFER_VALUE_2, result[4])
-            val version = BuildConfig.VERSION_NAME
-            val led1Sample = result[5].toDoubleOrNull()
-            val led2Sample = result[6].toDoubleOrNull()
-
-            val led1Average = calculateAverage(led1BufferForDevice, led1Sample)
-            val led2Average = calculateAverage(led2BufferForDevice, led2Sample)
-            val deviceRatio = led1Average / led2Average
-            val calculatedRatio = calculateRatio(deviceRatio)
-            val isBufferValid = validateBuffer(led1BufferForDevice, led2BufferForDevice)
-            val isSampleValid =
-                validateSample(led1Sample, led1BufferForDevice, led2Sample, led2BufferForDevice)
-            val isCalculatedRatioValid = validateCalculatedRatio(deviceRatio)
-
-            when {
-                !isBufferValid -> showError(
-                    "Buffer error",
-                    "Check for Empty curved, disconnected and reconnect the device, and please retest this sample again with a new blank"
-                )
-
-                !isSampleValid -> showError(
-                    "Sample error",
-                    "Check for Empty curved, disconnected and reconnect the device, and please retest this sample again with a new blank"
-                )
-
-                !validateBloodVolume(led1Average, led2Average) -> {
-                    showError(
-                        "Low Blood Volume",
-                        "Please retest this sample with a higher volume of blood"
-                    )
+            if (result.size == 8) {
+                val deviceSerialNo = result[2]
+                val led1BufferForDevice = if (isUsingExistingBuffer) {
+                    sharedPreferences.getString(Constants.BUFFER_VALUE_1, "")?.toDoubleOrNull()
+                } else {
+                    result[3].toDoubleOrNull()
                 }
-
-                !validateHighBloodVolume(led1Average, led2Average) -> {
-                    showError(
-                        "High Blood Volume",
-                        "Please retest this sample by diluting the sample in the buffer"
-                    )
+                val led2BufferForDevice = if (isUsingExistingBuffer) {
+                    sharedPreferences.getString(Constants.BUFFER_VALUE_2, "")?.toDoubleOrNull()
+                } else {
+                    result[4].toDoubleOrNull()
                 }
-
-                !isCalculatedRatioValid -> showError(
-                    "calculated Ratio error",
-                    "Check for Empty curved, disconnected and reconnect the device, and please retest this sample again with a new blank"
+                val pInfo = requireActivity().packageManager.getPackageInfo(
+                    requireActivity().packageName, 0
                 )
-
-                else -> processValidData(
-                    deviceSerialNo,
-                    led1BufferForDevice,
-                    led2BufferForDevice,
-                    version,
-                    led1Sample,
-                    led2Sample,
-                    led1Average,
-                    led2Average,
-                    deviceRatio,
-                    fullReadOutput,
-                    calculatedRatio
-                )
-            }
-
-        } catch (_: Exception) {
-            // handle exception or log it if necessary
-        }
-    }
-
-    private fun getLedBufferValue(
-        usingExistingBuffer: Boolean, bufferConstant: String, resultValue: String
-    ): Double? {
-        return if (usingExistingBuffer) {
-            sharedPreferences.getString(bufferConstant, "")?.toDoubleOrNull()
-        } else {
-            resultValue.toDoubleOrNull()
-        }
-    }
-
-    private fun calculateAverage(bufferForDevice: Double?, sample: Double?): Double {
-        return log10(bufferForDevice?.div(sample ?: 1.0) ?: 0.0)
-    }
-
-    private fun validateBuffer(led1Buffer: Double?, led2Buffer: Double?): Boolean {
-        return led1Buffer!! in 20001.0..23999.0 && led2Buffer!! in 20001.0..23999.0
-    }
-
-    private fun validateSample(
-        sample1: Double?, buffer1: Double?, sample2: Double?, buffer2: Double?
-    ): Boolean {
-        return sample1 != null && sample1 < buffer1!! && sample1 < 24000 && sample2 != null && sample2 < buffer2!! && sample2 < 24000
-    }
-
-    private fun validateBloodVolume(average1: Double, average2: Double): Boolean {
-        return average1 > 0.08 && average2 > 0.08
-    }
-
-    private fun validateCalculatedRatio(deviceRatio: Double): Boolean {
-        return deviceRatio > 0.08 && deviceRatio < 0.3
-    }
-
-    private fun validateHighBloodVolume(average1: Double, average2: Double): Boolean {
-        return average1 < 1.07 && average2 < 1.07
-    }
-
-    private fun showError(title: String, message: String) {
-        customErrorDialogBox(title, message)
-    }
-
-    private fun processValidData(
-        deviceId: String,
-        led1Buffer: Double?,
-        led2Buffer: Double?,
-        appVersion: String,
-        led1Sample: Double?,
-        led2Sample: Double?,
-        led1Average: Double,
-        led2Average: Double,
-        deviceRatio: Double,
-        resultData: String,
-        calculatedRatio: Double
-    ) {
-        val threshold =
-            if ((activity as HemocubeActivity).bloodCollectingMethod == Constants.FINGER_PRICK_BLOOD) 0.05 else 0.06
-
-        if (led1Average > threshold) {
-            DataHolder.hemoCubeTestData?.apply {
-                this.deviceId = deviceId
-                this.led1Buffer = led1Buffer
-                this.led2Buffer = led2Buffer
-                this.appVersion = appVersion
-                this.led1Sample = led1Sample
-                this.led2Sample = led2Sample
-                this.led1Average = led1Average
-                this.led2Average = led2Average
-                this.deviceRatio = deviceRatio
-                this.calculatedRatio = calculatedRatio
-                this.resultData = resultData
-
-                if (!isBufferValueAvailable()) {
-                    with(sharedPreferences.edit()) {
-                        putString(Constants.BUFFER_VALUE_1, led1Buffer.toString())
-                        putString(Constants.BUFFER_VALUE_2, led2Buffer.toString())
-                        apply()
-                    }
-                }
-                hemoCubeViewModel.uploadHemoCubeResultToDatabase(
-                    isOnline, true, sharedPreferences.getString(Constants.KIT_NUMBER, "")
-                )
-            }
-        } else {
-            showError(
-                "Low Blood Volume",
-                "Please repeat the test with 10 µl of blood added to 1 ml of buffer"
-            )
-        }
-    }
-
-    private fun customErrorDialogBox(title: String, message: String) {
-        activity?.runOnUiThread {
-            MaterialAlertDialogBuilder(requireContext()).setTitle(title).setMessage(message)
-                .setPositiveButton("OK") { dialog, _ ->
-                    if (title == "Buffer error" || title == "Sample error") {
+                val version = pInfo.versionName
+                val led1Sample = result[5].toDoubleOrNull()
+                val led2Sample = result[6].toDoubleOrNull()
+                val led1Average = log10(led1BufferForDevice?.div(led1Sample!!) ?: 0.0)
+                val led2Average = log10(led2BufferForDevice?.div(led2Sample!!) ?: 0.0)
+                val deviceRatio = led1Average / led2Average
+//                if (led1BufferForDevice!! > 20000 && led1BufferForDevice < 24000 && led2BufferForDevice!! > 20000 && led2BufferForDevice < 24000) {
+//                    if (led1Sample!! < led1BufferForDevice && led1Sample < 24000 && led2Sample!! < led2BufferForDevice && led2Sample < 24000) {
+//                        if (deviceRatio < 0.08) {
+//                            if (deviceRatio > 1.07) {
+//
+//                            }
+//                        }
+//                    }
+//                }
+                DataHolder.hemoCubeTestData?.apply {
+                    deviceId = deviceSerialNo
+                    led1Buffer = led1BufferForDevice
+                    led2Buffer = led2BufferForDevice
+                    appVersion = version
+                    this.led1Sample = led1Sample
+                    this.led2Sample = led2Sample
+                    this.led1Average = led1Average
+                    this.led2Average = led2Average
+                    this.deviceRatio = deviceRatio
+                    this.calculatedRatio = calculateRatio(deviceRatio)
+                    this.classificationResult = findResult(calculatedRatio)
+                    hemoCubeViewModel.messages.postValue(this.classificationResult)
+                    this.resultData = fullReadOutput
+                    if (!isBufferValueAvailable()) {
                         with(sharedPreferences.edit()) {
-                            putString(Constants.BUFFER_VALUE_1, "")
-                            putString(Constants.BUFFER_VALUE_2, "")
+                            putString(Constants.BUFFER_VALUE_1, led1Buffer.toString())
+                            putString(Constants.BUFFER_VALUE_2, led2Buffer.toString())
                             apply()
                         }
-                        finishTestingActivity()
-                    } else {
-                        finishTestingActivity()
                     }
-                    dialog.dismiss()
-                }.show()
+                    activity?.runOnUiThread {
+                        binding.progressBar.visibility = View.VISIBLE
+                    }
+                    hemoCubeViewModel.uploadHemoCubeResultToDatabase(
+                        isOnline, true, sharedPreferences.getString(Constants.KIT_NUMBER, "")
+                    )
+                }
+            }
+        } catch (e: Exception) {
+            Toast.makeText(
+                requireContext(),
+                "Error while processing device data",
+                Toast.LENGTH_SHORT
+            ).show()
+            Firebase.crashlytics.recordException(e)
         }
     }
 
-    private fun finishTestingActivity() {
-        val i = Intent(requireContext().applicationContext, DashboardActivity::class.java)
-        startActivity(i)
-        (activity as HemocubeActivity).finish()
+    private fun findResult(calculatedRatio: Double?): String {
+        try {
+            if (calculatedRatio != null) {
+                if (calculatedRatio < 0.085)
+                    return "Inconclusive. Very low Absorbance - Repeat test with Higher Blood Volume"
+                if (calculatedRatio in 0.085..0.155)
+                    return "Normal"
+                if (calculatedRatio in 0.155..0.175)
+                    return "Negative Borderline. Repeat Test"
+                if (calculatedRatio in 0.175..0.22)
+                    return "Sickle Cell Trait"
+                if (calculatedRatio in 0.22..0.25)
+                    return "Positive for Sickle Cell. HPLC for Confirmation"
+                if (calculatedRatio in 0.25..0.35)
+                    return "Sickle Cell Disease"
+                if (calculatedRatio > 0.35)
+                    return "Inconclusive. Repeat with test with lower volume of blood"
+            } else {
+                return "NULL"
+            }
+        } catch (e: Exception) {
+            showToast("error while performing classification")
+            Firebase.crashlytics.recordException(e)
+            return "ERROR"
+        }
+        return "NULL"
     }
 
     private fun showToast(message: String) {

app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeViewModel.kt

@@ -14,7 +14,6 @@ import com.example.hpostesting.data.dao.HemoCubeDao
 import com.example.hpostesting.data.model.Response
 import com.example.hpostesting.data.model.patient.DeviceData
 import com.example.hpostesting.data.model.patient.HemoCubeTestData
-import com.example.hpostesting.data.model.patient.UserData
 import com.example.hpostesting.data.model.patient.toHemoCubeTestData
 import com.example.hpostesting.data.repository.DatabaseRepository
 import dagger.hilt.android.lifecycle.HiltViewModel
@@ -34,7 +33,8 @@ class HemoCubeViewModel @Inject constructor(
     val progressBar = MutableLiveData(false)
     val testDetails = DataHolder.selectedTest?.toHemoCubeTestData()
     val messages = MutableLiveData<String>()
-    private val sharedPreference: SharedPreferences = context.getSharedPreferences("PREFERENCE_NAME", Context.MODE_PRIVATE)
+    private val sharedPreference: SharedPreferences =
+        context.getSharedPreferences("PREFERENCE_NAME", Context.MODE_PRIVATE)
 
     // Get the device ID of the device you want to retrieve data for (e.g., the first device in the list)
 
@@ -53,8 +53,10 @@ class HemoCubeViewModel @Inject constructor(
 
             try {
                 if (isOnline) {
+                    parseData()
                     addResultTestToDb()
                 } else {
+                    parseData()
                     testDetails?.testTime = SimpleDateFormat(
                         "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
                     ).format(Calendar.getInstance().time)
@@ -70,7 +72,7 @@ class HemoCubeViewModel @Inject constructor(
         deviceData.postValue(deviceId?.let { repository.getDeviceDataById(it) })
     }
 
-    private fun addResultTestToDb() {
+    private fun parseData() {
         testDetails?.deviceRatio = DataHolder.hemocubeResult
         testDetails?.resultData = DataHolder.hemoCubeTestData?.resultData.toString()
         testDetails?.location = DataHolder.location
@@ -79,7 +81,8 @@ class HemoCubeViewModel @Inject constructor(
         ).format(Calendar.getInstance().time)
         testDetails?.appVersion = DataHolder.hemoCubeTestData?.appVersion
         testDetails?.deviceId = DataHolder.hemoCubeTestData?.deviceId
-        testDetails?.deviceSerialNumber = sharedPreference.getString(Constants.USER_ID, "").toString()
+        testDetails?.deviceSerialNumber =
+            sharedPreference.getString(Constants.USER_ID, "").toString()
         testDetails?.kitSerial = sharedPreference.getString(Constants.KIT_NUMBER, "").toString()
         testDetails?.led1Buffer = DataHolder.hemoCubeTestData?.led1Buffer
         testDetails?.led2Buffer = DataHolder.hemoCubeTestData?.led2Buffer
@@ -89,7 +92,10 @@ class HemoCubeViewModel @Inject constructor(
         testDetails?.led2Average = DataHolder.hemoCubeTestData?.led2Average
         testDetails?.deviceRatio = DataHolder.hemoCubeTestData?.deviceRatio
         testDetails?.calculatedRatio = DataHolder.hemoCubeTestData?.calculatedRatio
+        testDetails?.classificationResult = DataHolder.hemoCubeTestData?.classificationResult!!
+    }
 
+    private fun addResultTestToDb() {
         viewModelScope.launch {
             try {
                 testDetails!!.reportUploadTime = SimpleDateFormat(
@@ -100,7 +106,7 @@ class HemoCubeViewModel @Inject constructor(
                     is Response.Success -> {
                         val kitCount = sharedPreference.getInt(Constants.KIT_COUNT, 0)
                         with(sharedPreference.edit()) {
-                            putInt(Constants.KIT_COUNT, kitCount.plus(1) ?: 0)
+                            putInt(Constants.KIT_COUNT, kitCount.plus(1))
                             apply()
                         }
                         Log.i("Testdb", "Data uploaded to Firestore successfully")
@@ -108,14 +114,9 @@ class HemoCubeViewModel @Inject constructor(
                     }
 
                     is Response.Error -> {
-                        Log.e("Testdb", "Error uploading data to Firestore: ${response}")
+                        Log.e("Testdb", "Error uploading data to Firestore: $response")
                         fireBaseUpload.postValue("Error")
                     }
-
-                    else -> {
-                        Log.e("Testdb", "Unknown response from repository: $response")
-                        fireBaseUpload.postValue("Unknown")
-                    }
                 }
             } catch (e: Exception) {
                 Log.e("Testdb", "Exception during data upload: ${e.message}")
@@ -132,6 +133,7 @@ class HemoCubeViewModel @Inject constructor(
             when (repository.addTestToDatabase(userData)) {
                 is Response.Success -> {
                     fireBaseUpload.postValue("Success")
+                    deleteById(userData._id)
                 }
 
                 else -> {}

app/src/main/java/com/example/hpostesting/presentation/hemocube/HemocubeActivity.kt

@@ -29,7 +29,7 @@ import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.ActivityHemocubeBinding
 
 @AndroidEntryPoint
-class HemocubeActivity : AppCompatActivity() {
+open class HemocubeActivity : AppCompatActivity() {
     private lateinit var binding: ActivityHemocubeBinding
     private val viewModel by viewModels<HemoCubeViewModel>()
     private var myMenu: Menu? = null
@@ -40,8 +40,6 @@ class HemocubeActivity : AppCompatActivity() {
 
     private val TAG = "HemoCube"
 
-    var bloodCollectingMethod = ""
-
     private val broadcastReceiver = object : BroadcastReceiver() {
         override fun onReceive(context: Context, intent: Intent) {
 
@@ -79,7 +77,6 @@ class HemocubeActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         binding = ActivityHemocubeBinding.inflate(layoutInflater)
         setContentView(binding.root)
-        bloodCollectingMethod = intent.getStringExtra(Constants.BLOOD_COLLECTING_METHOD).toString()
         setSupportActionBar(binding.myToolbar)
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
         setupListener()
@@ -100,7 +97,7 @@ class HemocubeActivity : AppCompatActivity() {
         }
     }
 
-    private fun connectUsb(permissionGranted: Boolean) {
+    open fun connectUsb(permissionGranted: Boolean) {
         Log.d(TAG, "connectUsb() called, permission variable = $permissionGranted")
         val manager = getSystemService(Context.USB_SERVICE) as UsbManager
         val availableDrivers = UsbSerialProber.getDefaultProber().findAllDrivers(manager)
@@ -121,15 +118,13 @@ class HemocubeActivity : AppCompatActivity() {
 
 
     private fun requestUserPermission(manager: UsbManager, device: UsbDevice) {
-        val mPendingIntent: PendingIntent = if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.S) {
-            PendingIntent.getBroadcast(
-                this,
-                0,
-                Intent(Constants.HOMOCUBE_USB_PERMISSION),
-                PendingIntent.FLAG_MUTABLE
+        val mPendingIntent: PendingIntent
+        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.S) {
+            mPendingIntent = PendingIntent.getBroadcast(
+                this, 0, Intent(Constants.HOMOCUBE_USB_PERMISSION), PendingIntent.FLAG_MUTABLE
             )
         } else {
-            PendingIntent.getBroadcast(
+            mPendingIntent = PendingIntent.getBroadcast(
                 this,
                 0,
                 Intent(Constants.HOMOCUBE_USB_PERMISSION),
@@ -142,24 +137,39 @@ class HemocubeActivity : AppCompatActivity() {
         manager.requestPermission(device, mPendingIntent)
     }
 
-    private fun setupService() {
+    fun setupService() {
         val intent = Intent(this, UsbService::class.java)
-//        startService(intent)
         bindService(intent, connection, Context.BIND_AUTO_CREATE)
     }
 
-    private fun moveToNext() {
-        if (supportFragmentManager.isDestroyed)
-            return
-
-        supportFragmentManager.beginTransaction()
-            .replace(binding.fghemocube.id, HemoCubeFragment()).commit()
+    open fun reconnectDevice() {
+        mService.disconnect()
+        unbindService(connection)
+        viewModel.isServiceConnected = false
+        connectUsb(true)
     }
 
+    private fun moveToNext() {
+        if (supportFragmentManager.isDestroyed) return
+
+        supportFragmentManager.beginTransaction().replace(binding.fghemocube.id, HemoCubeFragment())
+            .commit()
+    }
+
+
+    override fun onBackPressed() {
+        val fragment = supportFragmentManager.findFragmentById(R.id.fghemocube)
+        if (fragment is HemoCubeFragment) {
+            fragment.handleBackButtonPress()
+        } else {
+            super.onBackPressed()
+        }
+    }
+
+
     fun onErrorReported(msg: String) {
         Toast.makeText(this, msg, Toast.LENGTH_SHORT).show()
-        if (!isFinishing)
-            onBackPressed()
+        if (!isFinishing) onBackPressed()
     }
 
     override fun onCreateOptionsMenu(menu: Menu?): Boolean {

app/src/main/res/layout/activity_blood_collecting_method.xml

@@ -1,74 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context="com.example.hpostesting.presentation.BloodCollectingMethodActivity">
-
-    <com.google.android.material.appbar.AppBarLayout
-        android:id="@+id/app_bar_layout"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        android:theme="@style/Theme.HPOS.AppBarOverlay">
-
-        <androidx.appcompat.widget.Toolbar
-            android:id="@+id/toolbar"
-            android:layout_width="match_parent"
-            android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/Theme.HPOS.PopupOverlay" />
-
-    </com.google.android.material.appbar.AppBarLayout>
-
-    <TextView
-        android:id="@+id/tv_title"
-        style="@style/title1"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginHorizontal="24dp"
-        android:layout_marginTop="16dp"
-        android:text="@string/select_blood_collecting_method"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@id/app_bar_layout" />
-
-    <RadioGroup
-        android:id="@+id/bloodTypeRadioGroup"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginHorizontal="24dp"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/tv_title">
-
-        <RadioButton
-            android:id="@+id/venousBloodRadioButton"
-            style="@style/title1_1"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="@string/venous_blood" />
-
-        <RadioButton
-            android:id="@+id/fingerPrickBloodRadioButton"
-            style="@style/title1_1"
-            android:checked="true"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="@string/finger_prick_blood" />
-
-    </RadioGroup>
-
-    <com.google.android.material.button.MaterialButton
-        android:id="@+id/btn_go"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_margin="24dp"
-        android:text="@string/go"
-        app:cornerRadius="16dp"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/bloodTypeRadioGroup" />
-
-</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/activity_kit_scan.xml

@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context="com.example.hpostesting.presentation.KitScanActivity">
+    tools:context=".presentation.KitScanActivity">
 
     <com.google.android.material.appbar.AppBarLayout
         android:id="@+id/app_bar_layout"

app/src/main/res/layout/fragment_hemo_cube_reference.xml

@@ -58,6 +58,40 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tv_subtitle3" />
 
+
+
+
+        <Button
+            android:visibility="gone"
+            android:id="@+id/btn_samplestart"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginHorizontal="16dp"
+            android:layout_marginTop="24dp"
+            android:clickable="false"
+            android:text="@string/Start_Sample"
+            android:textColor="@color/white"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/til_blood_group" />
+
+
+
+        <Button
+            android:id="@+id/btn_placebuffer"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginHorizontal="16dp"
+            android:layout_marginTop="24dp"
+            android:clickable="false"
+            android:text="@string/place_buffer"
+            android:textColor="@color/white"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/btn_submit" />
+
+
+
         <Button
             android:id="@+id/btn_submit"
             android:layout_width="wrap_content"
@@ -71,7 +105,6 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/til_blood_group" />
 
-
         <com.google.android.material.textfield.TextInputLayout
             android:id="@+id/til_blood_group"
             style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.ExposedDropdownMenu"

app/src/main/res/values/strings.xml

@@ -112,6 +112,8 @@
     <string name="sickle_cert">Sickle Cert</string>
     <string name="sickle_find">Sickle Find</string>
     <string name="submit">Submit</string>
+    <string name="place_buffer">Start Buffer</string>
+    <string name="Start_Sample">Start Sample</string>
     <string name="new_kit">New Kit</string>
     <string name="new_buffer">New Buffer</string>
     <string name="name_error_2">Invalid character, Allowed characters are Letters, Numbers and ( ) _ - , . only</string>
@@ -190,8 +192,5 @@
     <string name="test_completed">Test Completed</string>
     <string name="select_blood_group">Select Blood Group</string>
     <string name="all_registered_user_are_tested_successfully">All registered user are tested successfully</string>
-    <string name="venous_blood">Venous Blood</string>
-    <string name="finger_prick_blood">Finger Prick Blood</string>
-    <string name="select_blood_collecting_method">Select blood collecting method</string>
 
 </resources>