Digital Card button removed

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

app/build.gradle

@@ -19,8 +19,8 @@ android {
         applicationId "in.sminnovations.hpostesting"
         minSdk 21
         targetSdk 34
-        versionCode 44
+        versionCode 48
-        versionName "2.1.44"
+        versionName "2.1.48"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -133,4 +133,6 @@ dependencies {
     implementation "com.squareup.retrofit2:retrofit:2.9.0"
     implementation "com.squareup.retrofit2:converter-gson:2.9.0"
 
+    implementation "androidx.preference:preference-ktx:1.2.1"
+
 }

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

@@ -91,6 +91,18 @@ object Constants {
             listOf(0.1964, 0.011565),           // LED3, 555nm
             listOf(1.0, 0.0)                    // LED4
         ),
+        "HCV-000-3003" to listOf(
+            listOf(0.723142, -0.09135),         // LED1, 435nm
+            listOf(0.581462456, -0.58502),      // LED2, 415nm
+            listOf(0.1964, 0.011565),           // LED3, 555nm
+            listOf(1.0, 0.0)                    // LED4
+        ),
+        "HCV-000-3004" to listOf(
+            listOf(1.6837, -1.1417),         // LED1, 435nm
+            listOf(0.581462456, -0.58502),      // LED2, 415nm
+            listOf(0.2241, -0.0106),           // LED3, 555nm
+            listOf(1.0, 0.0)                    // LED4
+        ),
     )
 
     const val INCUBATION_TIME_MIN = 0
@@ -108,15 +120,18 @@ object Constants {
             listOf(24500, 26250),
             listOf(24500, 26250),
             listOf(24500, 26250),
+        ),
+        "HCV-000-3003" to listOf(
+            listOf(24500, 26250),
+            listOf(24500, 26250),
+            listOf(24500, 26250),
+            listOf(24500, 26250),
+        ),
+        "HCV-000-3004" to listOf(
+            listOf(24500, 26250),
+            listOf(24500, 26250),
+            listOf(24500, 26250),
+            listOf(24500, 26250),
         )
     )
-
-
-    val COEFFICIENTS: Map<String, List<List<Double>>> = mapOf(
-        "HC-V1-005" to listOf(
-            listOf(1.5,0.0),
-            listOf(0.0,0.0)
-        )
-    )
-
 }

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

@@ -0,0 +1,30 @@
+package com.example.hpostesting.data.constant
+
+import android.content.Context
+import android.content.SharedPreferences
+import java.util.Locale
+
+object LanguageManager {
+    private const val LANGUAGE_PREF_KEY = "language_pref"
+
+    fun setLocale(context: Context, languageCode: String) {
+        val locale = Locale(languageCode)
+        Locale.setDefault(locale)
+
+        val resources = context.resources
+        val configuration = resources.configuration
+        configuration.setLocale(locale)
+
+        context.createConfigurationContext(configuration)
+    }
+
+    fun persistLanguagePreference(context: Context, languageCode: String) {
+        val prefs: SharedPreferences = context.getSharedPreferences("AppPrefs", Context.MODE_PRIVATE)
+        prefs.edit().putString(LANGUAGE_PREF_KEY, languageCode).apply()
+    }
+
+    fun getSavedLanguage(context: Context): String {
+        val prefs: SharedPreferences = context.getSharedPreferences("AppPrefs", Context.MODE_PRIVATE)
+        return prefs.getString(LANGUAGE_PREF_KEY, "en") ?: "en"
+    }
+}

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

@@ -11,6 +11,7 @@ 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.data.constant.LanguageManager
 
 import com.example.hpostesting.presentation.hemocube.HemocubeActivity
 import com.example.hpostesting.presentation.testRight.TestRightActivity
@@ -44,6 +45,12 @@ class KitScanActivity : AppCompatActivity() {
         binding.nameEditText.setText(contents)
     }
 
+    override fun attachBaseContext(newBase: Context?) {
+        val languageCode = LanguageManager.getSavedLanguage(newBase!!)
+        LanguageManager.setLocale(newBase, languageCode)
+        super.attachBaseContext(newBase)
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 

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

@@ -17,6 +17,7 @@ import androidx.core.content.ContextCompat
 import androidx.core.view.get
 import com.example.hpostesting.data.DataHolder
 import com.example.hpostesting.data.constant.Constants
+import com.example.hpostesting.data.constant.LanguageManager
 import com.example.hpostesting.data.model.patient.UserData
 import com.example.hpostesting.data.model.test.TestType
 import com.google.android.gms.location.*
@@ -44,6 +45,12 @@ class MainActivity : AppCompatActivity() {
         }
     }
 
+    override fun attachBaseContext(newBase: Context?) {
+        val languageCode = LanguageManager.getSavedLanguage(newBase!!)
+        LanguageManager.setLocale(newBase, languageCode)
+        super.attachBaseContext(newBase)
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = ActivityMainBinding.inflate(layoutInflater)

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

@@ -2,6 +2,7 @@ package com.example.hpostesting.presentation
 
 import com.example.hpostesting.presentation.dashboard.DashboardActivity
 import android.Manifest
+import android.content.Context
 import android.content.Intent
 import android.content.pm.PackageManager
 import android.os.Build
@@ -14,6 +15,7 @@ import androidx.annotation.RequiresApi
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.ContextCompat
 import com.example.hpostesting.data.DataHolder
+import com.example.hpostesting.data.constant.LanguageManager
 import com.example.hpostesting.util.MyUtils
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.ActivitySplashBinding
@@ -32,6 +34,12 @@ class SplashActivity : AppCompatActivity() {
 
     private var allPermissionsGranted = false
 
+    override fun attachBaseContext(newBase: Context?) {
+        val languageCode = LanguageManager.getSavedLanguage(newBase!!)
+        LanguageManager.setLocale(newBase, languageCode)
+        super.attachBaseContext(newBase)
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = ActivitySplashBinding.inflate(layoutInflater)

app/src/main/java/com/example/hpostesting/presentation/adapter/OfflineUserListAdapter.kt

@@ -1,8 +1,6 @@
 package com.example.hpostesting.presentation.adapter
 
-import android.annotation.SuppressLint
 import android.content.Context
-import android.content.res.Resources
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -28,9 +26,7 @@ class OfflineUserListAdapter(private val view: View, private val batLevel: Int)
     RecyclerView.Adapter<OfflineUserListAdapter.OfflineUserListViewHolder>() {
 
     inner class OfflineUserListViewHolder(val binding: OfflineUserListViewBinding) :
-        RecyclerView.ViewHolder(binding.root) {
+        RecyclerView.ViewHolder(binding.root)
-
-    }
 
     private val differCallback = object : DiffUtil.ItemCallback<HemoCubeTestData>() {
         override fun areItemsTheSame(
@@ -58,58 +54,61 @@ class OfflineUserListAdapter(private val view: View, private val batLevel: Int)
         return differ.currentList.size
     }
 
-    @SuppressLint("SetTextI18n")
     override fun onBindViewHolder(holder: OfflineUserListViewHolder, position: Int) {
         val userList = differ.currentList[position]
         holder.binding.apply {
             userID.text = "User ID: ${userList._id}"
             bloodGroup.text = "Blood group: ${userList.bloodGroup}"
-            time.text = "Time: ${isBetween15And30Minutes(userList.incubationTime)} \n Started at: ${
+            time.text = "Time: ${userList.incubationTime}"
-                SimpleDateFormat("HH:mm:ss").format(
-                    SimpleDateFormat(
-                        "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
-                    ).parse(userList.incubationTime)!!
-                )
-            }"
-
-            if (userList.testStatus!!) {
-                teststatus.text = view.context.getString(R.string.test_concluded)
-
-            } else {
-                teststatus.text = view.context.getString(R.string.test_pending)
-            }
-
             userCard.setOnClickListener {
                 if (batLevel < 40) {
-                    showWarningToast(R.string.low_battery_warning)
+                    Toast.makeText(
-                } else {
+                        view.context,
-                    if (userList.testStatus != null) {
+                        context?.getString(R.string.low_battery_warning),
-                        if (userList.testStatus!!) {
+                        Toast.LENGTH_SHORT
-                            showWarningToast(R.string.test_already_conducted)
+                    ).show()
-                        } else {
+                    return@setOnClickListener
-                            if (userList.incubationTime != "") {
+                }
-                                val incubationTimeDiff = isBetween15And30Minutes(userList.incubationTime)
+                if (userList.testStatus != null) {
-                                if (incubationTimeDiff < 15) {
+                    if (userList.testStatus!!) {
-                                    showWarningToast(R.string.incubation_not_completed)
+                        Toast.makeText(
-                                } else if (incubationTimeDiff > 30) {
+                            view.context,
-                                    showWarningToast(R.string.incubation_crossed_30_minutes)
+                            context?.getString(R.string.test_already_conducted),
-                                } else {
+                            Toast.LENGTH_SHORT
-                                    DataHolder.selectedTest = UserData(
+                        ).show()
-                                        _id = userList._id,
+                    } else {
-                                        bloodGroup = userList.bloodGroup,
+                        if (userList.incubationTime != "") {
-                                        incubationTime = userList.incubationTime
+                            if (isBetween15And30Minutes(userList.incubationTime) < Constants.INCUBATION_TIME_MIN) {
-                                    )
+                                Toast.makeText(
-                                    view.findNavController()
+                                    view.context,
-                                        .navigate(R.id.action_nav_home_to_mainActivity)
+                                    context?.getString(R.string.incubation_not_completed),
-                                }
+                                    Toast.LENGTH_SHORT
+                                ).show()
+                            } else if (isBetween15And30Minutes(userList.incubationTime) > Constants.INCUBATION_TIME_MAX) {
+                                Toast.makeText(
+                                    view.context,
+                                    context?.getString(R.string.incubation_crossed_30_minutes),
+                                    Toast.LENGTH_SHORT
+                                ).show()
                             } else {
-                                showWarningToast(R.string.incubation_not_started)
+                                DataHolder.selectedTest = UserData(
+                                    _id = userList._id,
+                                    bloodGroup = userList.bloodGroup,
+                                    incubationTime = userList.incubationTime
+                                )
+                                view.findNavController()
+                                    .navigate(R.id.action_nav_home_to_mainActivity)
                             }
+                        } else {
+                            Toast.makeText(
+                                view.context,
+                                context?.getString(R.string.incubation_not_started),
+                                Toast.LENGTH_SHORT
+                            ).show()
                         }
                     }
                 }
             }
-
         }
     }
 
@@ -123,25 +122,4 @@ class OfflineUserListAdapter(private val view: View, private val batLevel: Int)
 
         return diffMillis / (60 * 1000)
     }
-
-
-    private fun showWarningToast(resId: Int) {
-        val contextToUse = view.context ?: return
-
-        val message = try {
-            contextToUse.getString(resId)
-        } catch (e: Resources.NotFoundException) {
-            "Resource not found for ID: $resId"
-        }
-
-        Toast.makeText(
-            contextToUse,
-            message,
-            Toast.LENGTH_SHORT
-        ).show()
-    }
-
-
-
-
 }

app/src/main/java/com/example/hpostesting/presentation/adapter/UserListAdapter.kt

@@ -94,13 +94,13 @@ class UserListAdapter(
 
                 val builder = AlertDialog.Builder(context)
                     .setView(dialogView)
-                    .setTitle("Add Blood Group")
+                    .setTitle(R.string.blood_group)
 
                 val etBloodGroup = dialogView.findViewById<AutoCompleteTextView>(R.id.et_blood_group)
 
-                builder.setPositiveButton("OK") { dialog, which ->
+                builder.setPositiveButton(R.string.ok) { dialog, which ->
                     val bloodGroup = etBloodGroup.text.toString()
-                    if (bloodGroup.equals("Select Blood Group") || bloodGroup.isNullOrBlank()) {
+                    if (bloodGroup.equals("Select Blood Group") ||bloodGroup.equals("ರಕ್ತ ಗುಂಪು ಆಯ್ಕೆಮಾಡಿ") || bloodGroup.isNullOrBlank()) {
                         if (view != null) {
                             etBloodGroup.error =view.context.getString(R.string.blood_group_error)
                         }
@@ -166,7 +166,7 @@ class UserListAdapter(
                     // Handle the selected blood group here
                 }
 
-                builder.setNegativeButton("Cancel") { dialog, which ->
+                builder.setNegativeButton(R.string.cancel) { dialog, which ->
                     dialog.dismiss()
                 }
 

app/src/main/java/com/example/hpostesting/presentation/buffercheck/HemocubeBufferCheckActivity.kt

@@ -21,6 +21,7 @@ import androidx.core.content.ContextCompat
 import androidx.core.view.get
 import com.example.hpostesting.data.DataHolder
 import com.example.hpostesting.data.constant.Constants
+import com.example.hpostesting.data.constant.LanguageManager
 import com.example.hpostesting.presentation.hemocube.HemoCubeViewModel
 import com.example.hpostesting.presentation.testRight.UsbService
 import com.hoho.android.usbserial.driver.UsbSerialDriver
@@ -73,6 +74,12 @@ open class HemocubeBufferCheckActivity : AppCompatActivity() {
         }
     }
 
+    override fun attachBaseContext(newBase: Context?) {
+        val languageCode = LanguageManager.getSavedLanguage(newBase!!)
+        LanguageManager.setLocale(newBase, languageCode)
+        super.attachBaseContext(newBase)
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = ActivityHemocubeBinding.inflate(layoutInflater)

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

@@ -1,5 +1,6 @@
 package com.example.hpostesting.presentation.dashboard
 
+import android.content.Context
 import android.os.Bundle
 import android.view.Menu
 import android.widget.Toast
@@ -10,6 +11,7 @@ import androidx.navigation.ui.AppBarConfiguration
 import androidx.navigation.ui.navigateUp
 import androidx.navigation.ui.setupActionBarWithNavController
 import androidx.navigation.ui.setupWithNavController
+import com.example.hpostesting.data.constant.LanguageManager
 import com.google.android.material.navigation.NavigationView
 import com.google.firebase.appdistribution.FirebaseAppDistribution
 import com.google.firebase.appdistribution.FirebaseAppDistributionException
@@ -24,6 +26,12 @@ class DashboardActivity : AppCompatActivity() {
     private lateinit var appBarConfiguration: AppBarConfiguration
     private lateinit var binding: ActivityDashboardBinding
 
+    override fun attachBaseContext(newBase: Context?) {
+        val languageCode = LanguageManager.getSavedLanguage(newBase!!)
+        LanguageManager.setLocale(newBase, languageCode)
+        super.attachBaseContext(newBase)
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 

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

@@ -138,7 +138,6 @@ class HomeFragment : Fragment() {
         binding.btnSubmit.setOnClickListener {
             val userId = binding.userId.text.toString()
             val bloodGroup = binding.etBloodGroup.text
-
             if (userId.length >= 18 && !bloodGroup.equals("Select Blood Group") || !bloodGroup.isNullOrBlank()) {
                 hemoCubeViewModel.addUser(
                     HemoCubeTestData(
@@ -163,10 +162,10 @@ class HomeFragment : Fragment() {
             val dateFormat = SimpleDateFormat("yyyy-MM-dd")
             val currentDate = Date()
             val formattedDate = dateFormat.format(currentDate)
-//            val query = Firebase.firestore.collection("patientData")
+            val query = Firebase.firestore.collection("patientData")
-//                .whereGreaterThanOrEqualTo("createdAt", formattedDate)
+                .whereGreaterThanOrEqualTo("createdAt", formattedDate)
-//                .orderBy("createdAt", Query.Direction.DESCENDING)
+                .orderBy("createdAt", Query.Direction.DESCENDING)
-        val query = Firebase.firestore.collection("patientData").whereEqualTo("testStatus", false)
+//        val query = Firebase.firestore.collection("patientData").whereEqualTo("testStatus", false)
             query.get().addOnSuccessListener {
                 if (it.documents.isEmpty()) {
                     binding.pendingTest.visibility = View.VISIBLE

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

@@ -1,47 +1,66 @@
 package com.example.hpostesting.presentation.dashboard
+
+import android.content.Context
+import android.content.pm.PackageManager
 import android.os.Bundle
-import android.view.LayoutInflater
+import android.widget.Toast
-import android.view.View
+import androidx.preference.ListPreference
-import android.view.ViewGroup
+import androidx.preference.Preference
-import androidx.fragment.app.Fragment
+import androidx.preference.PreferenceFragmentCompat
-import androidx.lifecycle.ViewModelProvider
+import com.example.hpostesting.data.constant.LanguageManager
-import com.example.hpostesting.presentation.dashboard.ui.slideshow.SlideshowViewModel
+import `in`.sminnovations.hpostesting.R
 
-import `in`.sminnovations.hpostesting.databinding.FragmentSlideshowBinding
+private var isLanguageChanged = false
 
-class SlideshowFragment : Fragment() {
+class SlideshowFragment : PreferenceFragmentCompat() {
-    private var _binding: FragmentSlideshowBinding? = null
+    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+        val preferenceScreen = preferenceManager.createPreferenceScreen(requireContext())
 
-    // This property is only valid between onCreateView and
+        val languagePreference = ListPreference(requireContext())
-    // onDestroyView.
+        languagePreference.key = "language_preference"
-    private val binding get() = _binding!!
+        languagePreference.title = getString(R.string.app_language)
+        languagePreference.summary = getString(R.string.select_language)
+        languagePreference.entries = arrayOf("English", "Kannada", "Hindi")
+        languagePreference.entryValues = arrayOf("en", "kn", "hi")
+        languagePreference.setDefaultValue("en")
 
-    override fun onCreateView(
+        languagePreference.onPreferenceChangeListener =
-        inflater: LayoutInflater,
+            Preference.OnPreferenceChangeListener { _, newValue ->
-        container: ViewGroup?,
+                val languageCode = newValue as String
-        savedInstanceState: Bundle?,
+                updateLanguage(requireContext(), languageCode)
-    ): View {
+                true
-        val slideshowViewModel =
+            }
-            ViewModelProvider(this).get(SlideshowViewModel::class.java)
 
-        _binding = FragmentSlideshowBinding.inflate(inflater, container, false)
+        preferenceScreen.addPreference(languagePreference)
-        val root: View = binding.root
+        setPreferenceScreen(preferenceScreen)
 
-        val pInfo = requireActivity().packageManager.getPackageInfo(
+        // App Version Preference
-            requireActivity().packageName, 0
+        val appVersionPreference = Preference(requireContext())
-        )
+        appVersionPreference.title = "App Version"
-        val version = pInfo.versionName
+        appVersionPreference.summary = getAppVersion(requireContext())
-        binding.textSlideshow.text = version
 
-//        val textView: TextView = binding.textSlideshow
+        preferenceScreen.addPreference(languagePreference)
-//        slideshowViewModel.text.observe(viewLifecycleOwner) {
+        preferenceScreen.addPreference(appVersionPreference)
-//            textView.text = it
+        setPreferenceScreen(preferenceScreen)
-//        }
+
-        return root
+        if (isLanguageChanged) {
+            Toast.makeText(requireContext(), R.string.language_update, Toast.LENGTH_SHORT).show()
+        }
     }
 
-    override fun onDestroyView() {
+    private fun updateLanguage(context: Context, languageCode: String) {
-        super.onDestroyView()
+        LanguageManager.persistLanguagePreference(context, languageCode)
-        _binding = null
+        LanguageManager.setLocale(context, languageCode)
+        requireActivity().recreate() // Recreate activity to apply language changes
+        isLanguageChanged = true
+    }
+
+    private fun getAppVersion(context: Context): String {
+        return try {
+            val pInfo = context.packageManager.getPackageInfo(context.packageName, 0)
+            pInfo.versionName
+        } catch (e: PackageManager.NameNotFoundException) {
+            "N/A"
+        }
     }
 }

app/src/main/java/com/example/hpostesting/presentation/diagnostics/DiagnosticsActivity.kt

@@ -21,6 +21,7 @@ import androidx.core.content.ContextCompat
 import androidx.core.view.get
 import com.example.hpostesting.data.DataHolder
 import com.example.hpostesting.data.constant.Constants
+import com.example.hpostesting.data.constant.LanguageManager
 import com.example.hpostesting.presentation.hemocube.HemoCubeFragment
 import com.example.hpostesting.presentation.hemocube.HemoCubeViewModel
 import com.example.hpostesting.presentation.testRight.UsbService
@@ -77,6 +78,12 @@ class DiagnosticsActivity : AppCompatActivity() {
         }
     }
 
+    override fun attachBaseContext(newBase: Context?) {
+        val languageCode = LanguageManager.getSavedLanguage(newBase!!)
+        LanguageManager.setLocale(newBase, languageCode)
+        super.attachBaseContext(newBase)
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = ActivityDiagnosticsBinding.inflate(layoutInflater)

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

@@ -14,6 +14,7 @@ import android.os.IBinder
 import android.view.Menu
 import androidx.activity.viewModels
 import com.example.hpostesting.data.DataHolder
+import com.example.hpostesting.data.constant.LanguageManager
 import com.example.hpostesting.presentation.testRight.UsbService
 import com.hoho.android.usbserial.driver.UsbSerialDriver
 import `in`.sminnovations.hpostesting.R
@@ -21,8 +22,15 @@ import `in`.sminnovations.hpostesting.databinding.ActivityDigitalCardBinding
 import `in`.sminnovations.hpostesting.databinding.ActivityHemocubeBinding
 
 class DigitalCardActivity : AppCompatActivity() {
+
     private lateinit var binding: ActivityDigitalCardBinding
 
+    override fun attachBaseContext(newBase: Context?) {
+        val languageCode = LanguageManager.getSavedLanguage(newBase!!)
+        LanguageManager.setLocale(newBase, languageCode)
+        super.attachBaseContext(newBase)
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = ActivityDigitalCardBinding.inflate(layoutInflater)

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

@@ -5,7 +5,6 @@ import android.content.Intent
 import android.content.SharedPreferences
 import android.graphics.Color
 import android.os.Bundle
-import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -34,16 +33,30 @@ class HemoCubeFragment : Fragment() {
     private lateinit var binding: FragmentHemoCubeReferenceBinding
     private val hemoCubeViewModel: HemoCubeViewModel by activityViewModels()
     private lateinit var sharedPreferences: SharedPreferences
-    val testDetails = DataHolder.selectedTest?.toHemoCubeTestData()
+    private val testDetails = DataHolder.selectedTest?.toHemoCubeTestData()
     private var isOnline = false
     private var currentDeviceData: DeviceData? = null
     private var resultData: String = ""
-    private var deviceSerialNo: String = ""
-    private var coefficient: String? = ""
     private var isUsingExistingBuffer = false
     private var isTestOngoing = false
     private var startListening = MutableLiveData<Boolean>(false)
-    val testingTrace = Firebase.performance.newTrace("testing_trace")
+    private val testingTrace = Firebase.performance.newTrace("testing_trace")
+    private var led1BufferForDevice = 0.0
+    private var led2BufferForDevice = 0.0
+    private var led3BufferForDevice = 0.0
+    private var led4BufferForDevice = 0.0
+    private var led1SampleForDevice = 0.0
+    private var led2SampleForDevice = 0.0
+    private var led3SampleForDevice = 0.0
+    private var led4SampleForDevice = 0.0
+    private var fittedAbs1 = 0.0
+    private var fittedAbs2 = 0.0
+    private var fittedAbs3 = 0.0
+    private var fittedAbs4 = 0.0
+    private var _predictedDenovixRatio = 0.0
+    private var validationError = false
+    private var deviceHardwareId = ""
+    private var allErrorMessages = ""
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?,
@@ -57,8 +70,9 @@ class HemoCubeFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         initViews()
+        listenToHemoCube()
+        getDeviceInfo()
         observeViewModel()
-        checkAndStartProcess()
     }
 
     private fun initViews() {
@@ -70,11 +84,6 @@ class HemoCubeFragment : Fragment() {
                 isOnline, true, sharedPreferences.getString(Constants.KIT_NUMBER, "")
             )
         }
-        if (isTestOngoing) {
-//            binding.btnKit.visibility = View.GONE
-//            binding.btnKit.isEnabled = false
-//            binding.btnKit.isClickable = false
-        }
 
         binding.tvTitle2.visibility = View.GONE
         binding.etAbhaId.visibility = View.GONE
@@ -83,27 +92,57 @@ class HemoCubeFragment : Fragment() {
         binding.btnGo.visibility = View.GONE
 //        binding.btnSubmit.isEnabled = false
 //        binding.btnSubmit.isClickable = false
+        binding.btnPlacebuffer.visibility = View.GONE
 
         binding.tvName.text = "Name: ${testDetails?.name}\n ID: ${testDetails?._id}"
-        Log.e("nametext", binding.tvName.text.toString())
+        binding.tvSubtitle4.text = "Config"
+
+        binding.btnSamplestart.setOnClickListener {
+            activity?.runOnUiThread {
+                binding.tvSubtitle4.visibility = View.VISIBLE
+//                binding.tvSubtitle4.text = "Sample Started"
+            }
+            startSampleProcess()
+            it.visibility = View.GONE
+        }
+
+        binding.btnPlacebuffer.setOnClickListener {
+            if (isBufferValueAvailable()) {
+                showBufferAlertDialog()
+            } else {
+                activity?.runOnUiThread {
+                    binding.tvSubtitle4.visibility = View.VISIBLE
+//                    binding.tvSubtitle4.text = "Buffer Started"
+                }
+
+                checkAndStartProcess()
+                it.visibility = View.GONE
+            }
+
+        }
+
     }
 
     private fun observeViewModel() {
         hemoCubeViewModel.fireBaseUpload.observe(viewLifecycleOwner) { result ->
             if (result == "Success") {
-                showToast("Test Results Uploaded Successfully")
+                showToast(R.string.test_upload)
-                val i = Intent(
+
-                    requireContext().applicationContext, DashboardActivity::class.java
+                activity?.runOnUiThread {
-                )
+                    binding.btnSubmit.visibility = View.GONE
-                startActivity(i)
+                        val i = Intent(
-                (activity as HemocubeActivity).finish()
+                            requireContext().applicationContext, DashboardActivity::class.java
+                        )
+                        startActivity(i)
+
+                }
             }
             if (result == "Local") {
-                showToast("Internet not available, test details stored locally")
+                showToast(R.string.internt_not_local)
                 startActivity(Intent(requireActivity(), DashboardActivity::class.java))
             }
             if (result == "Error") {
-                showToast("Error uploading data, test details stored locally")
+                showToast(R.string.error_local)
                 startActivity(Intent(requireActivity(), DashboardActivity::class.java))
             }
 
@@ -118,25 +157,13 @@ class HemoCubeFragment : Fragment() {
 
         hemoCubeViewModel.networkStatusLiveData.observe(viewLifecycleOwner) { isNetworkAvailable ->
             apply {
-//                if (isNetworkAvailable) {
+                DataHolder.hemoCubeTestData?.let {
-                    // Online mode
+                    currentDeviceData?.coefficients?.let { coefficients ->
-                    DataHolder.hemoCubeTestData?.let {
+                        val coefficient1 = coefficients[0]
-                        currentDeviceData?.coefficients?.let { coefficients ->
+                        val coefficient2 = coefficients[1]
-                            val coefficient1 = coefficients[0]
+                        val result = coefficient1 * coefficient2
-                            val coefficient2 = coefficients[1]
-                            val result = coefficient1 * coefficient2
-                            // Process result in online mode
-                        }
                     }
-//                } else {
+                }
-//                    // Offline mode
-//                    val coefficient1 = Constants.COEFFICIENTS[deviceSerialNo]?.get(0)?.get(0).toString().toDoubleOrNull() ?: 0.0
-//                    val coefficient2 = Constants.COEFFICIENTS[deviceSerialNo]?.get(1)?.get(0).toString().toDoubleOrNull() ?: 0.0
-//                    val result = coefficient1 * coefficient2
-//
-//                    // Process result in offline mode
-//                }
-
                 isOnline = isNetworkAvailable
             }
         }
@@ -144,51 +171,48 @@ class HemoCubeFragment : Fragment() {
         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()) {
+        startBufferProcess()
-            showBufferAlertDialog()
-        } else {
-            listenToHemoCube()
-            startBufferProcess()
-        }
     }
 
     private fun isBufferValueAvailable(): Boolean {
-        return if (sharedPreferences.getString(
+        return try {
-                Constants.BUFFER_VALUE_1, ""
+            if (sharedPreferences.getString(
-            ) != "" && sharedPreferences.getString(Constants.BUFFER_VALUE_2, "") != ""
+                    Constants.BUFFER_VALUE_1, ""
-        ) {
+                ) != "" && sharedPreferences.getString(Constants.BUFFER_VALUE_2, "") != ""
-            sharedPreferences.getString(Constants.BUFFER_VALUE_1, "")
+                && sharedPreferences.getString(Constants.BUFFER_VALUE_3, "") != ""
-                ?.toDouble()!! > 0.0 && sharedPreferences.getString(Constants.BUFFER_VALUE_2, "")
+                && sharedPreferences.getString(Constants.BUFFER_VALUE_4, "") != ""
-                ?.toDouble()!! > 0.0
+            ) {
-        } else {
+                sharedPreferences.getString(Constants.BUFFER_VALUE_1, "")
+                    ?.toDouble()!! > 0.0 && sharedPreferences.getString(
+                    Constants.BUFFER_VALUE_2,
+                    ""
+                )
+                    ?.toDouble()!! > 0.0 && sharedPreferences.getString(
+                    Constants.BUFFER_VALUE_3,
+                    ""
+                )
+                    ?.toDouble()!! > 0.0 && sharedPreferences.getString(
+                    Constants.BUFFER_VALUE_4,
+                    ""
+                )
+                    ?.toDouble()!! > 0.0
+            } else {
+                false
+            }
+        } catch (e: Exception) {
+            showToast(R.string.error_exist)
             false
         }
     }
 
     private fun showBufferAlertDialog() {
         val title = "WARNING"
-        val message = "Do you want to continue with existing buffer?"
+        val message = getString(R.string.do_exist)
         val negativeText = getString(R.string.no)
-        val positiveText = "Yes"
+        val positiveText = getString(R.string.yes)
 
         UIUtils.createAlertDialog(requireContext(),
             title,
@@ -197,13 +221,15 @@ class HemoCubeFragment : Fragment() {
             positiveText,
             object : MyDialogListener {
                 override fun onClickNegativeButton() {
-                    listenToHemoCube()
                     startBufferProcess()
                 }
 
                 override fun onClickPositiveButton() {
-                    listenToHemoCube()
+                    activity?.runOnUiThread {
-                    startSampleProcess()
+                        binding.btnPlacebuffer.visibility = View.GONE
+                        binding.btnSamplestart.visibility = View.VISIBLE
+                        binding.tvSubtitle4.text = getString(R.string.place_sample)
+                    }
                     isUsingExistingBuffer = true
                 }
             })
@@ -234,47 +260,123 @@ class HemoCubeFragment : Fragment() {
                 }
             })
         } catch (e: Exception) {
-            showToast("test is going on")
+            showToast(R.string.test_ongoing)
             Firebase.crashlytics.recordException(e)
         }
     }
 
+    private fun getDeviceInfo() {
+        hemoCubeViewModel.progressBar.postValue(true)
+        (activity as HemocubeActivity).mService.sendAndListenToHemoCube(
+            HemoCubeCommands.getDeviceId,
+            object : UsbServiceListener {
+                override fun onUsbRead(data: ByteArray?) {
+                    data?.let {
+                        val stringData = String(it)
+                        hemoCubeViewModel.messages.postValue(stringData)
+                        binding.tvSubtitle4.text = stringData
+                    }
+                }
+
+                override fun onUsbError(e: Exception?) {
+                    hemoCubeViewModel.progressBar.postValue(false)
+                }
+            })
+    }
+
     private fun handleUsbData(stringData: String, fullReadOutput: StringBuilder) {
         if (stringData.contains("#")) {
-            hemoCubeViewModel.messages.postValue(stringData)
             isTestOngoing = true
         }
 
         resultData += stringData
 
         when {
-            stringData.contains("#Buffer Completed") -> showStartSampleDialog()
+            stringData.contains("SN") -> {
-            stringData.contains("#Sample Completed") -> {
+                val slData = stringData.split(" ")
+                if (slData.size > 1) {
+                    val hardwareId = slData[1].trim()
+                    deviceHardwareId = hardwareId
+                    with(sharedPreferences.edit()) {
+                        putString(Constants.DEVICE_ID, hardwareId)
+                        apply()
+                    }
+                }
+                activity?.runOnUiThread {
+                    binding.btnPlacebuffer.visibility = View.VISIBLE
+                }
+                hemoCubeViewModel.messages.postValue(getString(R.string.start))
+            }
+
+            stringData.contains("#BS") -> {
+                hemoCubeViewModel.messages.postValue(getString(R.string.buffer_started))
+            }
+
+            stringData.contains("#BC") -> {
+                activity?.runOnUiThread {
+                    binding.tvSubtitle4.text = getString(R.string.buffer_completed)
+                    binding.btnSamplestart.visibility = View.VISIBLE
+                }
+            }
+
+            stringData.contains("#SS") -> {
+                activity?.runOnUiThread {
+                    binding.tvSubtitle4.text = getString(R.string.sample_started)
+                    binding.btnSamplestart.visibility = View.GONE
+                }
+            }
+
+            stringData.contains("#SC") -> {
+                hemoCubeViewModel.messages.postValue(
+                    getString(R.string.sample_completed) + "\n" + getString(R.string.gathering_data))
                 fetchResult()
                 testingTrace.stop()
             }
 
-            stringData.contains("RESULT") || resultData.contains("REND") -> {
+            resultData.contains("REND") -> {
-                var validString: String
+                hemoCubeViewModel.messages.postValue(
-                val results: List<String>
+                    getString(R.string.data_collected_processing_data)
-                if (stringData.contains("RESULT")) {
+                )
-                    validString = isValidResult(stringData)
+                val resultLines = resultData.split("\\s+(?=LB|LS)".toRegex())
-                    if (validString.isEmpty()) {
+                var bufferIntensity = resultLines[1].split(' ')[1].trim()
-                        results = resultData.split("\n")
+                led1BufferForDevice = if (isUsingExistingBuffer) {
-                        validString = parseResult(results)
+                    sharedPreferences.getString(Constants.BUFFER_VALUE_1, "")?.toDoubleOrNull()!!
-                    }
                 } else {
-                    results = resultData.split("\n")
+                    bufferIntensity.toDoubleOrNull()!!
-                    validString = parseResult(results)
                 }
-                if (validString.isNotEmpty()) {
+                bufferIntensity = resultLines[2].split(' ')[1].trim()
-                    handleValidResult(validString, resultData)
+                led2BufferForDevice = if (isUsingExistingBuffer) {
+                    sharedPreferences.getString(Constants.BUFFER_VALUE_2, "")?.toDoubleOrNull()!!
+                } else {
+                    bufferIntensity.toDoubleOrNull()!!
                 }
+                bufferIntensity = resultLines[3].split(' ')[1].trim()
+                led3BufferForDevice = if (isUsingExistingBuffer) {
+                    sharedPreferences.getString(Constants.BUFFER_VALUE_3, "")?.toDoubleOrNull()!!
+                } else {
+                    bufferIntensity.toDoubleOrNull()!!
+                }
+                bufferIntensity = resultLines[4].split(' ')[1].trim()
+                led4BufferForDevice = if (isUsingExistingBuffer) {
+                    sharedPreferences.getString(Constants.BUFFER_VALUE_4, "")?.toDoubleOrNull()!!
+                } else {
+                    bufferIntensity.toDoubleOrNull()!!
+                }
+
+                var sampleIntensity = resultLines[5].split(' ')[1].trim()
+                led1SampleForDevice = resultLines[5].split(' ')[1].trim().toDoubleOrNull()!!
+                sampleIntensity = resultLines[6].split(' ')[1].trim()
+                led2SampleForDevice = resultLines[6].split(' ')[1].trim().toDoubleOrNull()!!
+                sampleIntensity = resultLines[7].split(' ')[1].trim()
+                led3SampleForDevice = resultLines[7].split(' ')[1].trim().toDoubleOrNull()!!
+                sampleIntensity = resultLines[8].split(' ')[1].split('\r')[0].trim()
+                led4SampleForDevice =
+                    resultLines[8].split(' ')[1].split('\r')[0].trim().toDoubleOrNull()!!
+                processResult()
             }
         }
     }
 
-
     private fun showError() {
         activity?.runOnUiThread {
             UIUtils.createAlertDialog(requireContext(),
@@ -297,166 +399,248 @@ class HemoCubeFragment : Fragment() {
             // 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.")
+            showToast(R.string.test_go_noback)
         } else {
             // If the test is not ongoing, you can trigger the back action of the hosting activity
             activity?.onBackPressed()
         }
     }
 
-    private fun showStartSampleDialog() {
+    private fun processResult() {
-        activity?.runOnUiThread {
-            UIUtils.createAlertDialog(requireContext(),
-                "Start Sample",
-                "Do you want to start sample reading?",
-                getString(R.string.no),
-                "Yes",
-                object : MyDialogListener {
-                    override fun onClickNegativeButton() {}
-
-                    override fun onClickPositiveButton() {
-                        listenToHemoCube()
-                        startSampleProcess()
-                    }
-                })
-        }
-    }
-
-    fun handleValidResult(validString: String, fullReadOutput: String) {
         try {
-            val result = validString.split(" ")
+            hemoCubeViewModel.messages.postValue(getString(R.string.processing_result))
             val deviceLog = resultData
-            if (result.size == 8) {
-                val deviceSerialNo = result[2]
-                with(sharedPreferences.edit()) {
-                    putString(Constants.DEVICE_ID, deviceSerialNo)
-                    apply()
-                }
-                val loginId = sharedPreferences.getString(Constants.USER_ID, "").toString()
-                if (checkDeviceIdMismatch(deviceSerialNo, loginId)) {
-                    activity?.runOnUiThread {
-                        binding.errorMessage.text = "Warning: Login Id is different"
-                        binding.errorMessage.visibility = View.VISIBLE
-                    }
-                }
-                val led1BufferForDevice = if (isUsingExistingBuffer) {
-                    sharedPreferences.getString(Constants.BUFFER_VALUE_1, "")?.toDoubleOrNull()
-                } else {
-                    result[3].toDoubleOrNull()
-                }
-                val led2BufferForDevice = if (isUsingExistingBuffer) {
-                    sharedPreferences.getString(Constants.BUFFER_VALUE_2, "")?.toDoubleOrNull()
-                } else {
-                    result[4].toDoubleOrNull()
-                }
-                val pInfo = requireActivity().packageManager.getPackageInfo(
-                    requireActivity().packageName, 0
-                )
-                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
-                val coefficientsList = Constants.COEFFICIENTS[deviceSerialNo]
-//                if (coefficientsList != null) {
-                val coefficient1 = coefficientsList?.get(0)?.get(0).toString()
-                val coefficient2 = coefficientsList?.get(1)?.get(0).toString()
-                val coefficientsString = "$coefficient1,$coefficient2"
 
-//                if (led1BufferForDevice!! > 20000 && led1BufferForDevice < 24000 && led2BufferForDevice!! > 20000 && led2BufferForDevice < 24000) {
+            val pInfo = requireActivity().packageManager.getPackageInfo(
-//                    if (led1Sample!! < led1BufferForDevice && led1Sample < 24000 && led2Sample!! < led2BufferForDevice && led2Sample < 24000) {
+                requireActivity().packageName, 0
-//                        if (deviceRatio < 0.08) {
+            )
-//                            if (deviceRatio > 1.07) {
+            val version = pInfo.versionName
-//
-//                            }
-//                        }
-//                    }
-//                }
 
-                if (led1Average < 0 || led2Average < 0) {
+            val led1Average = log10(led1BufferForDevice.div(led1SampleForDevice))
-                    activity?.runOnUiThread{
+            val led2Average = log10(led2BufferForDevice.div(led2SampleForDevice))
-                        binding.errorMessage.text = "Warning: Negative Abs. Retake Blank Reading"
+            val led3Average = log10(led3BufferForDevice.div(led3SampleForDevice))
-                        binding.errorMessage.visibility = View.VISIBLE
+            val led4Average = log10(led4BufferForDevice.div(led4SampleForDevice))
-                    }
+            val deviceRatio = led3Average / led1Average
-                }
 
-                DataHolder.hemoCubeTestData?.apply {
+            if (led1BufferForDevice < Constants.BUFFER_INTENSITY_THRESHOLDS[deviceHardwareId]?.get(0)
-                    deviceId = deviceSerialNo
+                    ?.get(0)!!
-                    led1Buffer = led1BufferForDevice
+                || led2BufferForDevice < Constants.BUFFER_INTENSITY_THRESHOLDS[deviceHardwareId]?.get(
-                    led2Buffer = led2BufferForDevice
+                    1
-                    appVersion = version
+                )?.get(0)!!
-                    this.led1Sample = led1Sample
+                || led3BufferForDevice < Constants.BUFFER_INTENSITY_THRESHOLDS[deviceHardwareId]?.get(
-                    this.led2Sample = led2Sample
+                    2
-                    this.led1Average = led1Average
+                )?.get(0)!!
-                    this.led2Average = led2Average
+                || led4BufferForDevice < Constants.BUFFER_INTENSITY_THRESHOLDS[deviceHardwareId]?.get(
-                    this.deviceRatio = deviceRatio
+                    3
-                    this.calculatedRatio = calculateRatio(deviceRatio)
+                )?.get(0)!!
-//                    this.coefficients = currentDeviceData?.coefficients?.get(0).toString() + ", " + currentDeviceData?.coefficients?.get(1).toString()
+            ) {
-                    this.coefficients = coefficientsString
+                validationError = true
-                    this.classificationResult = findResult(calculatedRatio)
+                allErrorMessages += "Error: Invalid Test. Improper buffer reading (low)"
-                    hemoCubeViewModel.messages.postValue(this.classificationResult)
+                activity?.runOnUiThread {
-                    this.resultData = deviceLog
+                    binding.errorMessage.text = getString(R.string.error_improper_buffer_low)
-                    if (!isUsingExistingBuffer) {
+                    binding.errorMessage.visibility = View.VISIBLE
-                        with(sharedPreferences.edit()) {
-                            putString(Constants.BUFFER_VALUE_1, led1Buffer.toString())
-                            putString(Constants.BUFFER_VALUE_2, led2Buffer.toString())
-                            apply()
-                        }
-                    }
-                    activity?.runOnUiThread {
-                        binding.btnSubmit.visibility = View.VISIBLE
-                        binding.btnSubmit.isEnabled = true
-                        binding.btnSubmit.isClickable = true
-                        binding.clParent.setBackgroundColor(Color.parseColor("#edfffd"))
-                    }
                 }
             }
+
+            if (led1BufferForDevice > Constants.BUFFER_INTENSITY_THRESHOLDS[deviceHardwareId]?.get(0)
+                    ?.get(1)!!
+                || led2BufferForDevice > Constants.BUFFER_INTENSITY_THRESHOLDS[deviceHardwareId]?.get(
+                    1
+                )?.get(1)!!
+                || led3BufferForDevice > Constants.BUFFER_INTENSITY_THRESHOLDS[deviceHardwareId]?.get(
+                    2
+                )?.get(1)!!
+                || led4BufferForDevice > Constants.BUFFER_INTENSITY_THRESHOLDS[deviceHardwareId]?.get(
+                    3
+                )?.get(1)!!
+            ) {
+                validationError = true
+                allErrorMessages += "Error: Invalid Test. Improper buffer reading (high)" + "\n"
+                activity?.runOnUiThread {
+                    binding.errorMessage.text =
+                        getString(R.string.error_improper_buffer_high)
+                    binding.errorMessage.visibility = View.VISIBLE
+                    binding.btnSubmit.isEnabled = true
+                    binding.btnSubmit.isClickable = true
+                }
+            }
+
+            var gradient = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(0)?.get(0)
+            var constant = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(0)?.get(1)
+            fittedAbs1 = gradient?.times(led1Average)?.plus(constant!!)!!
+
+            gradient = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(1)?.get(0)
+            constant = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(1)?.get(1)
+            fittedAbs2 = gradient?.times(led2Average)?.plus(constant!!)!!
+
+            gradient = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(2)?.get(0)
+            constant = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(2)?.get(1)
+            fittedAbs3 = gradient?.times(led3Average)?.plus(constant!!)!!
+
+            gradient = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(3)?.get(0)
+            constant = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(3)?.get(1)
+            fittedAbs4 = gradient?.times(led4Average)?.plus(constant!!)!!
+
+            _predictedDenovixRatio = fittedAbs3.div(fittedAbs1)
+
+            if (fittedAbs1 <= fittedAbs2) {
+                validationError = true
+                allErrorMessages += "Error: Invalid Test. Problem with de-oxygenation" + "\n"
+                activity?.runOnUiThread {
+                    binding.errorMessage.text = getString(R.string.error_invalid_test)
+                    binding.errorMessage.visibility = View.VISIBLE
+                }
+            }
+
+            if (fittedAbs1 < 0 || fittedAbs2 < 0 || fittedAbs3 < 0 || fittedAbs4 < 0) {
+                validationError = true
+                activity?.runOnUiThread {
+                    binding.errorMessage.text = getString(R.string.error_negative_abs)
+                    binding.errorMessage.visibility = View.VISIBLE
+                }
+            }
+
+            if (fittedAbs3 < 0.1) {
+                validationError = true
+                allErrorMessages += "Error: Low Hb. Repeat test" + "\n"
+                activity?.runOnUiThread {
+                    binding.errorMessage.text = "Error: Low Hb. Repeat test"
+                    binding.errorMessage.visibility = View.VISIBLE
+                }
+            }
+
+            DataHolder.hemoCubeTestData?.apply {
+                deviceId = sharedPreferences.getString(Constants.DEVICE_ID, "").toString()
+                led1Buffer = led1BufferForDevice
+                led2Buffer = led2BufferForDevice
+                led3Buffer = led3BufferForDevice
+                led4Buffer = led4BufferForDevice
+                appVersion = version
+                this.led1Sample = led1SampleForDevice
+                this.led2Sample = led2SampleForDevice
+                this.led3Sample = led3SampleForDevice
+                this.led4Sample = led4SampleForDevice
+                this.led1Average = led1Average
+                this.led2Average = led2Average
+                this.led3Average = led3Average
+                this.led4Average = led4Average
+                this.abs1 = fittedAbs1
+                this.abs2 = fittedAbs2
+                this.abs3 = fittedAbs3
+                this.abs4 = fittedAbs4
+                this.deviceRatio = deviceRatio
+                this.calculatedRatio = calculateRatio(deviceRatio)
+                this.predictedDenovixRatio = _predictedDenovixRatio
+                this.coefficients = currentDeviceData?.coefficients?.get(0)
+                    .toString() + ", " + currentDeviceData?.coefficients?.get(1).toString()
+                this.classificationResult = findResult(calculatedRatio)
+                this.prdClassification = absorbanceBasedClassification(predictedDenovixRatio)
+                hemoCubeViewModel.messages.postValue(this.prdClassification)
+                this.errorMessages = allErrorMessages
+                this.resultData = deviceLog
+                this.batteryLevel = hemoCubeViewModel.getBatteryLevel().toString()
+                this.batteryCapacity =
+                    hemoCubeViewModel.getBatteryCapacity(requireContext()).toString()
+                this.batteryMaxCapacity =
+                    hemoCubeViewModel.getBatteryMaxCapacity(requireContext()).toString()
+                this.batteryTemperature = hemoCubeViewModel.getBatteryTemperature().toString()
+                this.batteryVoltage =
+                    hemoCubeViewModel.getBatteryVoltage(requireContext()).toString()
+            }
+
+            if (!isUsingExistingBuffer) {
+                with(sharedPreferences.edit()) {
+                    putString(Constants.BUFFER_VALUE_1, led1BufferForDevice.toString())
+                    putString(Constants.BUFFER_VALUE_2, led2BufferForDevice.toString())
+                    putString(Constants.BUFFER_VALUE_3, led3BufferForDevice.toString())
+                    putString(Constants.BUFFER_VALUE_4, led4BufferForDevice.toString())
+                    apply()
+                }
+            }
+
+//            if (!validationError) {
+            activity?.runOnUiThread {
+                binding.btnSubmit.visibility = View.VISIBLE
+                binding.btnSubmit.isEnabled = true
+                binding.btnSubmit.isClickable = true
+                binding.clParent.setBackgroundColor(Color.parseColor("#edfffd"))
+            }
+//            }
         } catch (e: Exception) {
             Toast.makeText(
                 requireContext(),
-                "Error while processing device data",
+                R.string.error_processing_device_data,
                 Toast.LENGTH_SHORT
             ).show()
             Firebase.crashlytics.recordException(e)
         }
     }
 
-    private fun findResult(calculatedRatio: Double?): String {
+    fun findResult(calculatedRatio: Double?): String {
         try {
+            hemoCubeViewModel.messages.postValue("result classification")
             if (calculatedRatio != null) {
                 if (calculatedRatio < 0.05)
-                    return "Inconclusive. Very low Absorbance - Repeat test with Higher Blood Volume"
+                    return getString(R.string.error_repeat_test_higher_volume)
                 if (calculatedRatio in 0.05..0.155)
-                    return "Normal"
+                    return getString(R.string.normal)
                 if (calculatedRatio in 0.155..0.175)
-                    return "Negative Borderline. Repeat Test"
+                    return getString(R.string.negative_borderline)
                 if (calculatedRatio in 0.175..0.22)
-                    return "Sickle Cell Trait"
+                    return getString(R.string.sickle_cell_trait)
                 if (calculatedRatio in 0.22..0.25)
-                    return "Positive for Sickle Cell. HPLC for Confirmation"
+                    return getString(R.string.positive_for_sickle_cell)
                 if (calculatedRatio in 0.25..0.35)
-                    return "Sickle Cell Disease"
+                    return getString(R.string.sickle_cell_disease)
                 if (calculatedRatio > 0.35)
-                    return "Inconclusive. Repeat with test with lower volume of blood"
+                    return getString(R.string.error_repeat_test_lower_volume)
             } else {
-                return "NULL"
+                return getString(R.string.invalid)
             }
         } catch (e: Exception) {
-            showToast("error while performing classification")
+            showToast(R.string.error_classification)
             Firebase.crashlytics.recordException(e)
-            return "ERROR"
+            return getString(R.string.error)
         }
-        return "NULL"
+        return getString(R.string.invalid)
     }
 
-    private fun showToast(message: String) {
+    private fun absorbanceBasedClassification(predictedDenovixRatio: Double?): String {
-        Toast.makeText(requireContext(), message, Toast.LENGTH_SHORT).show()
+        try {
+            hemoCubeViewModel.messages.postValue("result classification")
+            if (predictedDenovixRatio != null) {
+                if (predictedDenovixRatio in 0.0..0.16)
+                    return getString(R.string.normal)
+                if (predictedDenovixRatio in 0.16..0.165)
+                    return getString(R.string.negative_borderline)
+                if (predictedDenovixRatio in 0.165..0.235)
+                    return getString(R.string.sickle_cell_trait)
+                if (predictedDenovixRatio in 0.235..0.24)
+                    return getString(R.string.positive_borderline)
+                if (predictedDenovixRatio in 0.24..1.0)
+                    return getString(R.string.sickle_cell_disease)
+            } else {
+                return getString(R.string.invalid)
+            }
+        } catch (e: Exception) {
+            showToast(R.string.error_classification)
+            Firebase.crashlytics.recordException(e)
+            return getString(R.string.error)
+        }
+        return getString(R.string.invalid)
+    }
+
+    private fun showToast(messageResId: Int) {
+        Toast.makeText(requireContext(), getString(messageResId), Toast.LENGTH_SHORT).show()
     }
 
     private fun startBufferProcess() {
         hemoCubeViewModel.progressBar.postValue(true)
 
+        activity?.runOnUiThread {
+            binding.btnPlacebuffer.visibility = View.GONE
+        }
+
         (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.startBuffer,
             object : UsbServiceListener {
                 override fun onUsbRead(data: ByteArray?) {}
@@ -495,38 +679,14 @@ class HemoCubeFragment : Fragment() {
     }
 
     private fun calculateRatio(ratio: Double): Double {
-        val coefficient1: Double = (Constants.COEFFICIENTS[deviceSerialNo]?.get(0) ?: 0.0) as Double
+        val coefficient1 = currentDeviceData?.coefficients?.get(0) ?: 0.0
-        val coefficient2: Double = (Constants.COEFFICIENTS[deviceSerialNo]?.get(1) ?: 0.0) as Double
+        val coefficient2 = currentDeviceData?.coefficients?.get(1) ?: 0.0
         return coefficient1 * ratio + coefficient2
     }
 
-
-    private fun parseResult(frames: List<String>): String {
-        val lines = mutableListOf<String>()
-        for (frame in frames.reversed()) {
-            if (frame.contains("REND") || frame.contains("RESULT")) lines += frame
-            if (frame.contains("RESULT")) {
-                break
-            }
-        }
-        val line = lines.reversed().joinToString("").trim()
-        if (line.contains("RESULT") && line.split(" ").size == 8) {
-            return line
-        }
-        return ""
-    }
-
-    private fun isValidResult(line: String): String {
-        return if (line.contains("RESULT") && line.split(" ").size == 8) {
-            line
-        } else {
-            ""
-        }
-    }
-
     private fun checkDeviceIdMismatch(deviceId: String, loginId: String): Boolean {
         if (!deviceId.isNullOrEmpty() && !loginId.isNullOrEmpty() && deviceId.last() != loginId.last())
             return true
         return false
     }
-}
+}

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

@@ -166,8 +166,6 @@ class HemoCubeViewModel @Inject constructor(
                             fireBaseUpload.postValue("Error")
                             hemoCubeDao.insertAll(testDetails)
                         }
-
-                        else -> {}
                     }
                 } catch (e: Exception) {
                     Log.e("Testdb", "Exception during data upload: ${e.message}")
@@ -192,8 +190,6 @@ class HemoCubeViewModel @Inject constructor(
                             Log.e("Testdb", "Error uploading data to Firestore: $response")
                             fireBaseUpload.postValue("Error")
                         }
-
-                        else -> {}
                     }
                 } catch (e: Exception) {
                     Log.e("Testdb", "Exception during data upload: ${e.message}")

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

@@ -21,6 +21,7 @@ import androidx.core.content.ContextCompat
 import androidx.core.view.get
 import com.example.hpostesting.data.DataHolder
 import com.example.hpostesting.data.constant.Constants
+import com.example.hpostesting.data.constant.LanguageManager
 import com.example.hpostesting.presentation.testRight.UsbService
 import com.hoho.android.usbserial.driver.UsbSerialDriver
 import com.hoho.android.usbserial.driver.UsbSerialProber
@@ -72,6 +73,12 @@ open class HemocubeActivity : AppCompatActivity() {
             viewModel.isServiceConnected = false
         }
     }
+    override fun attachBaseContext(newBase: Context?) {
+        val languageCode = LanguageManager.getSavedLanguage(newBase!!)
+        LanguageManager.setLocale(newBase, languageCode)
+        super.attachBaseContext(newBase)
+    }
+
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)

app/src/main/java/com/example/hpostesting/presentation/testRight/UsbService.kt

@@ -34,7 +34,7 @@ class UsbService : Service() {
     fun connect(driver: UsbSerialDriver, connection: UsbDeviceConnection) {
         mPort = driver.ports[0] // Most devices have just one port (port 0)
         mPort.open(connection)
-        mPort.setParameters(115200, 8, UsbSerialPort.STOPBITS_1, UsbSerialPort.PARITY_NONE)
+        mPort.setParameters(9600, 8, UsbSerialPort.STOPBITS_1, UsbSerialPort.PARITY_NONE)
         isUsbConnected = true
         Log.d(TAG, "My Usb Connected ${mPort.driver}")
 

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

@@ -31,17 +31,17 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tv_title" />
 
-        <!--        <TextView-->
+<!--        <TextView-->
-        <!--            android:id="@+id/tv_subtitle3"-->
+<!--            android:id="@+id/tv_subtitle3"-->
-        <!--            style="@style/title2"-->
+<!--            style="@style/title2"-->
-        <!--            android:layout_width="0dp"-->
+<!--            android:layout_width="0dp"-->
-        <!--            android:layout_height="wrap_content"-->
+<!--            android:layout_height="wrap_content"-->
-        <!--            android:layout_marginHorizontal="24dp"-->
+<!--            android:layout_marginHorizontal="24dp"-->
-        <!--            android:layout_marginTop="16dp"-->
+<!--            android:layout_marginTop="16dp"-->
-        <!--            android:text="@string/step5"-->
+<!--            android:text="@string/step5"-->
-        <!--            app:layout_constraintEnd_toEndOf="parent"-->
+<!--            app:layout_constraintEnd_toEndOf="parent"-->
-        <!--            app:layout_constraintStart_toStartOf="parent"-->
+<!--            app:layout_constraintStart_toStartOf="parent"-->
-        <!--            app:layout_constraintTop_toBottomOf="@id/tv_subtitle2" />-->
+<!--            app:layout_constraintTop_toBottomOf="@id/tv_subtitle2" />-->
 
         <TextView
             android:id="@+id/tv_name"
@@ -147,8 +147,35 @@
             app:layout_constraintHorizontal_bias="1.0"
             app:layout_constraintStart_toEndOf="@id/et_abha_id"
             app:layout_constraintTop_toTopOf="@id/et_abha_id" />
+        <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/btn_placebuffer" />
 
 
+
+        <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:visibility="gone"
             android:id="@+id/btn_submit"
@@ -178,62 +205,19 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/btn_submit" />
 
-        <!--        <com.google.android.material.textfield.TextInputLayout-->
+        <Button
-        <!--            android:id="@+id/til_blood_group"-->
+            android:visibility="gone"
-        <!--            style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.ExposedDropdownMenu"-->
+            android:id="@+id/btn_digitalCard"
-        <!--            android:layout_width="match_parent"-->
+            android:layout_width="wrap_content"
-        <!--            android:layout_height="wrap_content"-->
+            android:layout_height="wrap_content"
-        <!--            android:layout_marginHorizontal="24dp"-->
+            android:layout_marginHorizontal="16dp"
-        <!--            android:layout_marginTop="16dp"-->
+            android:layout_marginTop="24dp"
-        <!--            app:layout_constraintEnd_toEndOf="parent"-->
+            android:clickable="false"
-        <!--            app:layout_constraintStart_toStartOf="parent"-->
+            android:text="DigitalCard View"
-        <!--            app:layout_constraintTop_toBottomOf="@id/tv_subtitle4">-->
+            android:textColor="@color/white"
-
+            app:layout_constraintEnd_toEndOf="parent"
-        <!--            <AutoCompleteTextView-->
+            app:layout_constraintStart_toStartOf="parent"
-        <!--                android:id="@+id/et_blood_group"-->
+            app:layout_constraintTop_toBottomOf="@id/error_message" />
-        <!--                android:layout_width="match_parent"-->
-        <!--                android:layout_height="wrap_content"-->
-        <!--                android:hint="@string/select_blood_group"-->
-        <!--                android:inputType="none"-->
-        <!--                android:labelFor="@id/til_blood_group"-->
-        <!--                app:simpleItems="@array/blood_group" />-->
-
-        <!--        </com.google.android.material.textfield.TextInputLayout>-->
-
-        <!--        <Button-->
-        <!--            android:id="@+id/btn_kit"-->
-        <!--            android:layout_width="wrap_content"-->
-        <!--            android:layout_height="wrap_content"-->
-        <!--            android:layout_margin="10dp"-->
-        <!--            android:text="@string/new_kit"-->
-        <!--            android:textColor="@color/white"-->
-        <!--            app:layout_constraintBottom_toBottomOf="parent"-->
-        <!--            app:layout_constraintEnd_toEndOf="parent"-->
-        <!--            app:layout_constraintStart_toStartOf="parent" />-->
-
-        <!--        <Button-->
-        <!--            android:id="@+id/btn_buffer"-->
-        <!--            android:layout_width="wrap_content"-->
-        <!--            android:layout_height="wrap_content"-->
-        <!--            android:text="@string/new_buffer"-->
-        <!--            android:textColor="@color/white"-->
-        <!--            android:layout_margin="10dp"-->
-        <!--            app:layout_constraintBottom_toBottomOf="parent"-->
-        <!--            app:layout_constraintStart_toStartOf="parent"-->
-        <!--            app:layout_constraintEnd_toStartOf="@id/btn_kit"/>-->
-
-        <!--        <Button-->
-        <!--            android:id="@+id/btn_read"-->
-        <!--            android:layout_width="wrap_content"-->
-        <!--            android:layout_height="wrap_content"-->
-        <!--            android:text="@string/read"-->
-        <!--            android:layout_margin="16dp"-->
-        <!--            android:clickable="false"-->
-        <!--            app:layout_constraintTop_toBottomOf="@id/btn_set_reference"-->
-        <!--            app:layout_constraintStart_toStartOf="parent" />-->
-
-        <!--            </androidx.constraintlayout.widget.ConstraintLayout>-->
-
         <ProgressBar
             android:id="@+id/progressBar"
             android:layout_width="wrap_content"
@@ -249,5 +233,5 @@
             app:layout_constraintTop_toTopOf="parent" />
 
     </androidx.constraintlayout.widget.ConstraintLayout>
-</layout>
+    </layout>
 

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

@@ -1,36 +1,9 @@
-<!-- SlideshowFragment layout -->
+<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    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.dashboard.SlideshowFragment">
 
-    <TextView
+</androidx.constraintlayout.widget.ConstraintLayout>
-        android:visibility="gone"
-        android:id="@+id/text_slideshow"
-        style="@style/title1"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_margin="24dp"
-        android:textAlignment="center"
-        android:textSize="20sp"
-        android:text="@string/to_be_launched_in_next_version_of_the_app"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <!-- Language Settings -->
-    <FrameLayout
-        android:id="@+id/fragment_container"
-        android:layout_width="match_parent"
-        android:layout_height="0dp"
-        app:layout_constraintTop_toBottomOf="@id/text_slideshow"
-        app:layout_constraintBottom_toBottomOf="parent">
-
-
-
-    </FrameLayout>
-</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -48,20 +48,6 @@
                 app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toBottomOf="@id/userID"
                 tools:text="UserID: MohamedKaif" />
-            <TextView
-                android:id="@+id/teststatus"
-                android:layout_width="0dp"
-                android:layout_height="wrap_content"
-                style="@style/title1_1"
-                android:layout_marginTop="4dp"
-                android:layout_marginStart="16dp"
-                android:gravity="start"
-                android:textColor="@color/black"
-                android:textSize="14sp"
-                app:layout_constraintEnd_toEndOf="parent"
-                app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/bloodGroup"
-                tools:text="Test Status: Completed"/>
 
             <TextView
                 android:id="@+id/time"
@@ -75,8 +61,9 @@
                 android:textSize="14sp"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/teststatus"
+                app:layout_constraintTop_toBottomOf="@id/bloodGroup"
-                tools:text="startedAt: yyyy-MM-dd HH:mm:ss" />
+                tools:text="Test Status: Completed" />
+
         </androidx.constraintlayout.widget.ConstraintLayout>
 
     </androidx.cardview.widget.CardView>

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

@@ -255,5 +255,9 @@
     <string name="place_sample">सैम्पल रखें</string>
     <string name="invalid">अमान्य</string>
     <string name="error">त्रुटि</string>
-
+    <string name="language_update">भाषा सफलतापूर्वक अपडेट की गई है</string>
+    <string name="select_language">अपनी पसंदीदा भाषा का चयन करें</string>
+    <string name="app_language">ऐप भाषा</string>
+    <string name="add_blood_group">रक्त समूह जोड़ें</string>
+    <string name="ok">ठीक है</string>
 </resources>

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

@@ -255,5 +255,11 @@
     <string name="place_sample">ನಮೂನೆ ಇಟ್ಟುಕೊಳ್ಳಿ</string>
     <string name="invalid">ಅಮಾನ್ಯ</string>
     <string name="error">ದೋಷ</string>
+    <string name="language_update">ಭಾಷೆ ಯಶಸ್ವಿಯಾಗಿ ನವೀಕರಿಸಲಾಗಿದೆ</string>
+    <string name="select_language">ನಿಮ್ಮ ಆದರಿತ ಭಾಷೆಯನ್ನು ಆಯ್ಕೆ ಮಾಡಿ</string>
+    <string name="app_language">ಅಪ್ಲಿಕೇಶನ್ ಭಾಷೆ</string>
+    <string name="add_blood_group">ರಕ್ತ ಗುಂಡನ್ನು ಸೇರಿಸಿ</string>
+    <string name="ok">ಸರಿ</string>
+        <!-- Add translations for other strings -->
 
 </resources>

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

@@ -155,6 +155,7 @@
     <string name="is_patient_married_yes_no">Is Patient Married? (Yes/No)</string>
     <string name="category">Category</string>
     <string name="blood_group">Blood Group</string>
+    <string name="add_blood_group">Add Blood Group</string>
     <string name="digital_card">Digital Counselling Card</string>
     <string name="patient_medical_records">Patient Medical Records</string>
     <string name="patient_address_details">Patient Address Details</string>
@@ -255,5 +256,8 @@
     <string name="place_sample">Place Sample</string>
     <string name="invalid">Invalid</string>
     <string name="error">Error</string>
-
+    <string name="language_update">Language updated successfully</string>
+    <string name="select_language">Select your preferred language</string>
+    <string name="app_language">App Language</string>
+    <string name="ok">OK</string>
 </resources>