optimised to retry usb

app/build.gradle

@@ -63,6 +63,7 @@ android {
 dependencies {
     implementation "com.google.dagger:hilt-android:2.46"
     implementation 'androidx.activity:activity:1.8.0'
+    implementation 'androidx.compose.ui:ui-android:1.7.6'
     kapt "com.google.dagger:hilt-android-compiler:2.46"
 
     implementation 'androidx.core:core-ktx:1.12.0'

app/src/main/AndroidManifest.xml

@@ -68,6 +68,7 @@
         <activity
             android:name="com.example.hpostesting.presentation.usb_teminal.UsbTerminalActivity"
             android:exported="false"
+            android:launchMode="singleInstance"
             android:screenOrientation="portrait" />
         <activity
             android:name="com.example.hpostesting.presentation.deviceinfo.DeviceActivity"
@@ -90,7 +91,7 @@
             android:theme="@style/Theme.HPOS.NoActionBar" />
         <activity
             android:name="com.example.hpostesting.presentation.jig.JigActivity"
-            android:exported="true"
+            android:exported="false"
             android:theme="@style/Theme.HPOS.NoActionBar" />
         <activity
             android:name="com.example.hpostesting.presentation.deviceprovision.DeviceProvisionActivity"
@@ -135,6 +136,7 @@
         <activity
             android:name="com.example.hpostesting.presentation.dashboard.DashboardActivity"
             android:exported="true"
+            android:permission=""
             android:label="@string/title_activity_dashboard"
             android:screenOrientation="portrait"
             android:theme="@style/Theme.HPOS.NoActionBar"
@@ -178,6 +180,7 @@
             android:name="com.example.hpostesting.presentation.testRight.TestRightActivity"
             android:exported="true"
             android:noHistory="true"
+            android:permission=""
             android:parentActivityName="com.example.hpostesting.presentation.MainActivity"
             android:theme="@style/Theme.HPOS.NoActionBar"
             android:windowSoftInputMode="adjustPan">
@@ -194,7 +197,9 @@
         <activity
             android:name="com.example.hpostesting.presentation.MainActivity"
             android:exported="true"
+            android:permission=""
             android:screenOrientation="portrait"
+            android:launchMode="singleInstance"
             android:theme="@style/AppTheme.NoActionBar">
             <intent-filter>
                 <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />

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

@@ -15,7 +15,6 @@ package com.example.hpostesting
 
 import android.app.Application
 import com.example.hpostesting.firebase.FirebaseManager
-import com.google.firebase.firestore.FirebaseFirestore
 import com.google.firebase.firestore.FirebaseFirestoreSettings
 import dagger.hilt.android.HiltAndroidApp
 import kotlinx.coroutines.CoroutineScope
@@ -36,7 +35,7 @@ class HPOSTestingApplication : Application() {
             .setPersistenceEnabled(true) // Enable offline persistence if needed
             .build()
 
-        val firestore = firebaseManager.getCurrentFirestore()
+        val firestore = firebaseManager.getCurrentFirestoreF()
         firestore.firestoreSettings = firestoreSettings
     }
 }

app/src/main/java/com/example/hpostesting/data/api/MolbioResultApi.kt

@@ -43,10 +43,6 @@ interface MolbioResultApi {
         @Body checkUpdateRequest: CheckUpdateRequest,
     ): CheckUpdateResponse
 
-//    @POST("deviceService/device/getUpdate")
-//    suspend fun deviceUpdate(
-//        @Body deviceUpdateRequest: DeviceUpdateRequest,
-//    ): ResponseBody
     @POST("deviceService/device/getUpdate")
     suspend fun deviceUpdate(
         @Body deviceUpdateRequest: DeviceUpdateRequest,

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

@@ -1628,177 +1628,4 @@ object Constants {
     const val bufferMaxLed1 = 23000.00
     const val bufferMinLed2 = 17000.00
     const val bufferMaxLed2 = 19000.00
-
-
-    //    val STATICID = listOf(
-//        "FACTORY",
-//        "ADMIN",
-//        "PQUSER",
-//        "QCUSER",
-//        "VIZ-1000-0004",
-//        "VIZ-1000-0005",
-//        "VIZ-1000-0006",
-//        "HC-V1-001",
-//        "HC-V1-002",
-//        "HC-V1-003",
-//        "HC-V1-004",
-//        "HC-V1-005",
-//        "HC-V1-006",
-//        "HC-V1-007",
-//        "HC-V1-008",
-//        "HC-V1-009",
-//        "HC-V1-010",
-//        "HC-V1-011",
-//        "HC-V1-012",
-//        "HC-V1-013",
-//        "HC-V1-014",
-//        "HC-V1-015",
-//        "HC-V1-016",
-//        "HC-V1-017",
-//        "HC-V1-018",
-//        "HC-V1-019",
-//        "HC-V1-020",
-//        "HCV-000-1015",
-//        "HCV-000-3002",
-//        "HCV-000-3003",
-//        "HCV-000-3004",
-//        "HCV-000-3005",
-//        "HCV-000-3006",
-//        "HCV-000-3007",
-//        "HCV-000-3008",
-//        "HCV-000-3009",
-//        "HCV-000-3010",
-//        "HCV-000-3011",
-//        "HCV-000-3012",
-//        "HCV-000-3013",
-//        "HCV-000-3014",
-//        "HCV-000-3015",
-//        "HCV-000-3016",
-//        "HCV-000-3017",
-//        "HCV-000-3018",
-//        "HCV-000-3019",
-//        "HCV-000-3020",
-//        "HCV-000-3021",
-//        "HCV-000-3022",
-//        "HCV-000-3023",
-//        "HCV-000-3024",
-//        "HCV-000-3025",
-//        "HCV-000-3026",
-//        "HCV-000-3027",
-//        "HCV-000-3028",
-//        "HCV-000-3029",
-//        "HCV-000-3030",
-//        "HPP1-0124-0001",
-//        "HPP1-0124-0002",
-//        "HPP1-0124-0003",
-//        "HPP1-0124-0004",
-//        "HPP1-0124-0005",
-//        "HPP1-0124-0006",
-//        "HPP1-0124-0007",
-//        "HPP1-0124-0008",
-//        "HPP1-0124-0009",
-//        "HPP1-0124-0010",
-//        "HPP1-0124-0011",
-//        "HPP1-0124-0012",
-//        "HPP1-0124-0013",
-//        "HPP1-0124-0014",
-//        "HPP1-0124-0015",
-//        "HPP1-0124-0016",
-//        "HPP1-0124-0017",
-//        "HPP1-0124-0018",
-//        "HPP1-0124-0019",
-//        "HPP1-0124-0020",
-//        "HPP1-0124-0021",
-//        "HPP1-0124-0022",
-//        "HPP1-0124-0023",
-//        "HPP1-0124-0024",
-//        "HPP1-0124-0025",
-//        "HPP1-0124-0026",
-//        "HPP1-0124-0027",
-//        "HPP1-0124-0028",
-//        "HPP1-0124-0029",
-//        "HPP1-0124-0030",
-//        "HPP1-0124-0031",
-//        "HPP1-0124-0032",
-//        "HPP1-0124-0033",
-//        "HPP1-0124-0034",
-//        "HPP1-0124-0035",
-//        "HPP1-0124-0036",
-//        "HPP1-0124-0037",
-//        "HPP1-0124-0038",
-//        "HPP1-0124-0039",
-//        "HPP1-0124-0040",
-//        "HPP1-0124-0041",
-//        "HPP1-0124-0042",
-//        "HPP1-0124-0043",
-//        "HPP1-0124-0044",
-//        "HPP1-0124-0045",
-//        "HPP1-0124-0046",
-//        "HPP1-0124-0047",
-//        "HPP1-0124-0048",
-//        "HPP1-0124-0049",
-//        "HPP1-0124-0050",
-//        "HCV-001-0001",
-//        "HCV-001-0002",
-//        "HCV-001-0003",
-//        "HCV-001-0004",
-//        "HCV-001-0005",
-//        "HCV-001-0006",
-//        "HCV-001-0007",
-//        "HCV-001-0008",
-//        "HCV-001-0009",
-//        "HCV-001-0010",
-//        "HCV-001-0011",
-//        "HCV-001-0012",
-//        "HCV-001-0013",
-//        "HCV-001-0014",
-//        "HCV-001-0015",
-//        "HCV-001-0016",
-//        "HCV-001-0017",
-//        "HCV-001-0018",
-//        "HCV-001-0019",
-//        "HCV-001-0020",
-//        "HCV-001-0021",
-//        "HCV-001-0022",
-//        "HCV-001-0023",
-//        "HCV-001-0024",
-//        "HCV-001-0025",
-//        "HCV-001-0026",
-//        "HCV-001-0027",
-//        "HCV-001-0028",
-//        "HCV-001-0029",
-//        "HCV-001-0030",
-//        "HCV-001-0031",
-//        "HCV-001-0032",
-//        "HCV-001-0033",
-//        "HCV-001-0034",
-//        "HCV-001-0003",
-//        "HCV-001-0035",
-//        "HCV-001-0036",
-//        "HCV-001-0037",
-//        "HCV-001-0038",
-//        "HCV-001-0039",
-//        "HCV-001-0040",
-//        "HCV-001-0041",
-//        "HCV-001-0042",
-//        "HCV-001-0043",
-//        "HCV-001-0044",
-//        "HCV-001-0045",
-//        "HCV-001-0046",
-//        "HCV-001-0047",
-//        "HCV-001-0048",
-//        "HCV-001-0049",
-//        "HCV-001-0050",
-//        "HCV-000-6001",
-//        "HCV-000-6002",
-//        "HCV-000-6003",
-//        "HCV-000-6004",
-//        "HCV-000-6005",
-//        "HCV-000-6006",
-//        "HCV-000-6007",
-//        "HCV-000-6008",
-//        "HCV-000-6009",
-//        "HCV-000-6010",
-//    )
-//
 }

app/src/main/java/com/example/hpostesting/data/repository/DatabaseRepository.kt

@@ -14,10 +14,6 @@
 package com.example.hpostesting.data.repository
 
 import android.net.Uri
-import android.os.Build
-import android.util.Log
-import androidx.annotation.RequiresApi
-import com.example.hpostesting.util.Result
 import com.example.hpostesting.data.api.MolbioAuthApi
 import com.example.hpostesting.data.api.MolbioResultApi
 import com.example.hpostesting.data.model.PendingUploads
@@ -41,6 +37,7 @@ import com.example.hpostesting.data.model.updates.CheckUpdateRequest
 import com.example.hpostesting.data.model.updates.CheckUpdateResponse
 import com.example.hpostesting.data.model.updates.DeviceUpdateRequest
 import com.example.hpostesting.firebase.FirebaseManager
+import com.example.hpostesting.util.Result
 import com.google.firebase.crashlytics.ktx.crashlytics
 import com.google.firebase.firestore.FirebaseFirestore
 import com.google.firebase.ktx.Firebase
@@ -51,7 +48,6 @@ import okhttp3.ResponseBody
 import java.io.File
 import java.net.ConnectException
 import java.net.SocketTimeoutException
-import java.time.LocalTime
 import javax.inject.Inject
 import javax.inject.Named
 
@@ -63,26 +59,12 @@ class DatabaseRepository @Inject constructor(
 ) : Repository {
 
     private val localdb: FirebaseFirestore
-        get() = firebaseManager.getCurrentFirestore()
+        get() = firebaseManager.getCurrentFirestoreF()
 
     private val localStg: FirebaseStorage
-        get() = firebaseManager.getCurrentStorage()
+        get() = firebaseManager.getCurrentStorageF()
 
 
-
-//    // Example function to add data to Firestore , like the basic data as test data
-//    @RequiresApi(Build.VERSION_CODES.O)
-//    fun addtodb(data: String) {
-//        val date = LocalTime.now()
-//        localdb.collection("BasicData")
-//            .add(mapOf("data $date" to data))
-//            .addOnSuccessListener {
-//                Log.d("UPLOAD", "Data uploaded successfully ${localdb.app.name}")
-//            }
-//            .addOnFailureListener { exception ->
-//                Log.d("UPLOAD", "Failed to upload data: ${exception.message}  ${localdb.app.name}")
-//            }
-//    }
     private suspend fun <T : Any> safeApiCall(apiCall: suspend () -> T): Result<T> {
         return try {
             val response = apiCall.invoke()

app/src/main/java/com/example/hpostesting/data/repository/LocalFileRepository.kt

@@ -13,13 +13,7 @@
 
 package com.example.hpostesting.data.repository
 
-import android.os.Environment
 import com.example.hpostesting.data.datasource.LocalFileDataSource
-import com.example.hpostesting.data.model.patient.HemoCubeTestData
-import com.opencsv.CSVWriter
-import java.io.File
-import java.io.FileWriter
-import java.io.IOException
 
 class LocalFileRepository(private val localFileDataSource: LocalFileDataSource) {
     fun saveCsvToDisk(filepath: String, contents: ArrayList<Array<String>>) =

app/src/main/java/com/example/hpostesting/domain/LogFileManagerImpl.kt

@@ -44,7 +44,6 @@ class LogFileManagerImpl @Inject constructor(private val context: Context) : Log
 
             file
         } catch (e: IOException) {
-//            Log.e("LogFileManager", "Error creating log file: ${e.message}")
             null
         }
     }

app/src/main/java/com/example/hpostesting/domain/ResultCalculationWithMaxImpl.kt

@@ -38,17 +38,21 @@ class ResultCalculationWithMaxImpl : TestRightResultCalculation {
         var wavelengthOfAbsorbanceTwo = 0.0
 
         for (each in wavelengthToAbsorbance) {
-            if (each[0] >= startWavelengthOne && each[0] < endWavelengthOne) {
+            when {
-                if (each[1] > maxAbsorbanceAtOne) {
+                each[0] >= startWavelengthOne && each[0] < endWavelengthOne -> {
-                    maxAbsorbanceAtOne = each[1]
+                    if (each[1] > maxAbsorbanceAtOne) {
-                    wavelengthOfAbsorbanceOne = each[0]
+                        maxAbsorbanceAtOne = each[1]
+                        wavelengthOfAbsorbanceOne = each[0]
+                    }
                 }
             }
-            if (each[0] >= startWavelengthTwo && each[0] < endWavelengthTwo) {
+            when {
-//                maxAbsorbanceAtTwo = max(maxAbsorbanceAtTwo, each[1])
+                each[0] >= startWavelengthTwo && each[0] < endWavelengthTwo -> {
-                if (each[1] > maxAbsorbanceAtTwo) {
+        //                maxAbsorbanceAtTwo = max(maxAbsorbanceAtTwo, each[1])
-                    maxAbsorbanceAtTwo = each[1]
+                    if (each[1] > maxAbsorbanceAtTwo) {
-                    wavelengthOfAbsorbanceTwo = each[0]
+                        maxAbsorbanceAtTwo = each[1]
+                        wavelengthOfAbsorbanceTwo = each[0]
+                    }
                 }
             }
         }
@@ -70,26 +74,32 @@ class ResultCalculationWithMaxImpl : TestRightResultCalculation {
             val value = absorbanceAtWaveTwo / absorbanceAtWaveOne
             testRightCalculationData.ratioValue = value
 
-            if (value <= 0.29) {
+            when {
-                testRightCalculationData.ratioMinRange = 0.0
+                value <= 0.29 -> {
-                testRightCalculationData.ratioMaxRange = 0.29
+                    testRightCalculationData.ratioMinRange = 0.0
-                return TestRightResultType.NORMAL
+                    testRightCalculationData.ratioMaxRange = 0.29
-            } else if (value > 0.29 && value <= 0.32) {
+                    return TestRightResultType.NORMAL
-                testRightCalculationData.ratioMinRange = 0.29
+                }
-                testRightCalculationData.ratioMaxRange = 0.32
+                value > 0.29 && value <= 0.32 -> {
-                return TestRightResultType.NEGATIVEBORDERLINE
+                    testRightCalculationData.ratioMinRange = 0.29
-            } else if (value > 0.32 && value <= 0.50) {
+                    testRightCalculationData.ratioMaxRange = 0.32
-                testRightCalculationData.ratioMinRange = 0.32
+                    return TestRightResultType.NEGATIVEBORDERLINE
-                testRightCalculationData.ratioMaxRange = 0.50
+                }
-                return TestRightResultType.SICKLECELLTRAIT
+                value > 0.32 && value <= 0.50 -> {
-            } else if (value > 0.50 && value <= 0.55) {
+                    testRightCalculationData.ratioMinRange = 0.32
-                testRightCalculationData.ratioMinRange = 0.50
+                    testRightCalculationData.ratioMaxRange = 0.50
-                testRightCalculationData.ratioMaxRange = 0.55
+                    return TestRightResultType.SICKLECELLTRAIT
-                return TestRightResultType.POSITIVEBORDERLINE
+                }
-            }else if (value > 0.55) {
+                value > 0.50 && value <= 0.55 -> {
-                testRightCalculationData.ratioMinRange = 0.55
+                    testRightCalculationData.ratioMinRange = 0.50
-                testRightCalculationData.ratioMaxRange = 999.0
+                    testRightCalculationData.ratioMaxRange = 0.55
-                return TestRightResultType.SICKLECELLDISEASE
+                    return TestRightResultType.POSITIVEBORDERLINE
+                }
+                value > 0.55 -> {
+                    testRightCalculationData.ratioMinRange = 0.55
+                    testRightCalculationData.ratioMaxRange = 999.0
+                    return TestRightResultType.SICKLECELLDISEASE
+                }
             }
         }
 

app/src/main/java/com/example/hpostesting/domain/SaveRawData.kt

@@ -27,7 +27,6 @@ class SaveRawData(private val localFileRepository: LocalFileRepository) {
     fun saveCsv(folderPath: String, fileName: String, matrix: ArrayList<ArrayList<Double>>) {
 //        try {
         val fullPath = "$folderPath/$fileName"
-//            val writer = CSVWriter(FileWriter(fullPath))
 
         sort(matrix) { one: ArrayList<Double>, two: ArrayList<Double> ->
             one[0].compareTo(two[0])
@@ -39,7 +38,6 @@ class SaveRawData(private val localFileRepository: LocalFileRepository) {
         for (eachRow in matrix) {
 
             if (eachRow[0] >= Constants.MIN_WAVELENGTH_RANGE_TO_RECORD && eachRow[0] < Constants.MAX_WAVELENGTH_RANGE_TO_RECORD + 1) {
-//            val rowContent = arrayOf(String.format("%.3f", eachRow[0]), String.format("%.3f", eachRow[1]))
                 val rowContent =
                     arrayOf(
                         String.format("%.10f", eachRow[0]),
@@ -50,22 +48,9 @@ class SaveRawData(private val localFileRepository: LocalFileRepository) {
         }
 
         localFileRepository.saveCsvToDisk(fullPath, content)
-//            writer.writeAll(content) // data is adding to csv
-//            writer.close()
-
-//        } catch (e: Exception) {
-//            Log.e(TAG, e.toString())
-//        }
     }
 
     fun saveLog(folderPath: String, fileName: String, calculationData: TestRightCalculationData) {
-//        val fileObj = File(folderPath, fileName)
-//        val writer = FileWriter(fileObj)
-
-//        writer.append(getLogStringFromObj(calculationData))
-//        writer.flush()
-//        writer.close()
-
         val fullPath = folderPath + fileName
         localFileRepository.saveTextToDisk(fullPath, getLogStringFromObj(calculationData))
     }
@@ -113,13 +98,6 @@ class SaveRawData(private val localFileRepository: LocalFileRepository) {
         calculationData: TestRightCalculationData,
         testDetails: UserData?,
     ) {
-//        val fileObj = File(folderPath, fileName)
-//        val writer = FileWriter(fileObj)
-
-//        writer.append(getLogStringFromObjWithPatientData(calculationData, patientData))
-//        writer.flush()
-//        writer.close()
-
         val fullPath = folderPath + fileName
         localFileRepository.saveTextToDisk(
             fullPath,

app/src/main/java/com/example/hpostesting/domain/SaveRawDataTest.kt

@@ -24,7 +24,6 @@ class SaveRawDataTest(private val localFileRepository: LocalFileRepository) {
 
 //        try {
             val fullPath = "$folderPath/$fileName"
-//            val writer = CSVWriter(FileWriter(fullPath))
             val content = ArrayList<Array<String>>()
 
             // Header
@@ -53,19 +52,6 @@ class SaveRawDataTest(private val localFileRepository: LocalFileRepository) {
     }
 
     fun saveLog(folderPath: String, fileName: String, isReference: Boolean, fullString: String) {
-//        val fileObj = File(folderPath, fileName)
-
-//        Log.d(TAG, "$folderPath --- $fileName")
-//        val writer = FileWriter(fileObj)
-
-//        if (isReference)
-//            writer.append("\nREFERENCE OUTPUT\n")
-//        else
-//            writer.append("\nSAMPLE OUTPUT\n")
-//
-//        writer.append(fullString)
-//        writer.flush()
-//        writer.close()
 
         val filePath = folderPath + fileName
         var stringToWrite = ""

app/src/main/java/com/example/hpostesting/domain/SickleFindResultCaluculationWithMaxImpl.kt

@@ -38,17 +38,21 @@ class SickleFindResultCaluculationWithMaxImpl : TestRightResultCalculation{
         var wavelengthOfAbsorbanceTwo = 0.0
 
         for (each in wavelengthToAbsorbance) {
-            if (each[0] >= startWavelengthOne && each[0] < endWavelengthOne) {
+            when {
-                if (each[1] > maxAbsorbanceAtOne) {
+                each[0] >= startWavelengthOne && each[0] < endWavelengthOne -> {
-                    maxAbsorbanceAtOne = each[1]
+                    if (each[1] > maxAbsorbanceAtOne) {
-                    wavelengthOfAbsorbanceOne = each[0]
+                        maxAbsorbanceAtOne = each[1]
+                        wavelengthOfAbsorbanceOne = each[0]
+                    }
                 }
             }
-            if (each[0] >= startWavelengthTwo && each[0] < endWavelengthTwo) {
+            when {
-//                maxAbsorbanceAtTwo = max(maxAbsorbanceAtTwo, each[1])
+                each[0] >= startWavelengthTwo && each[0] < endWavelengthTwo -> {
-                if (each[1] > maxAbsorbanceAtTwo) {
+        //                maxAbsorbanceAtTwo = max(maxAbsorbanceAtTwo, each[1])
-                    maxAbsorbanceAtTwo = each[1]
+                    if (each[1] > maxAbsorbanceAtTwo) {
-                    wavelengthOfAbsorbanceTwo = each[0]
+                        maxAbsorbanceAtTwo = each[1]
+                        wavelengthOfAbsorbanceTwo = each[0]
+                    }
                 }
             }
         }
@@ -70,18 +74,22 @@ class SickleFindResultCaluculationWithMaxImpl : TestRightResultCalculation{
             val value = absorbanceAtWaveTwo / absorbanceAtWaveOne
             testRightCalculationData.ratioValue = value
 
-            if (value < 0.30 || value == 0.0) {
+            when {
-                testRightCalculationData.ratioMinRange = 0.0
+                value < 0.30 || value == 0.0 -> {
-                testRightCalculationData.ratioMaxRange = 0.30
+                    testRightCalculationData.ratioMinRange = 0.0
-                return TestRightResultType.NORMAL
+                    testRightCalculationData.ratioMaxRange = 0.30
-            } else if (value >= 0.30 && value < 0.31) {
+                    return TestRightResultType.NORMAL
-                testRightCalculationData.ratioMinRange = 0.30
+                }
-                testRightCalculationData.ratioMaxRange = 0.31
+                value >= 0.30 && value < 0.31 -> {
-                return TestRightResultType.UNDEFINED
+                    testRightCalculationData.ratioMinRange = 0.30
-            } else if (value >= 0.31) {
+                    testRightCalculationData.ratioMaxRange = 0.31
-                testRightCalculationData.ratioMinRange = 0.31
+                    return TestRightResultType.UNDEFINED
-                testRightCalculationData.ratioMaxRange = 999.0
+                }
-                return TestRightResultType.SICKLECELLDISEASE
+                value >= 0.31 -> {
+                    testRightCalculationData.ratioMinRange = 0.31
+                    testRightCalculationData.ratioMaxRange = 999.0
+                    return TestRightResultType.SICKLECELLDISEASE
+                }
             }
         }
 

app/src/main/java/com/example/hpostesting/encryption/Encryption.kt

@@ -14,6 +14,7 @@
 package com.example.hpostesting.encryption
 
 import android.util.Base64
+import java.security.SecureRandom
 import javax.crypto.Cipher
 import javax.crypto.SecretKeyFactory
 import javax.crypto.spec.IvParameterSpec
@@ -21,7 +22,8 @@ import javax.crypto.spec.PBEKeySpec
 import javax.crypto.spec.SecretKeySpec
 
 object Encryption {
-    private const val AES_MODE = "AES/CBC/PKCS5Padding"
+    //private const val AES_MODE = "AES/CBC/PKCS5Padding"
+    private const val AES_MODE= "AES/GCM/NoPadding"
     private const val KEY_SPEC_ALGORITHM = "PBKDF2WithHmacSHA1"
     private const val SALT = "Bigtec"
     private const val ITERATION_COUNT = 10000
@@ -29,7 +31,8 @@ object Encryption {
     private val FIXED_IV = byteArrayOf(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
 
     fun encrypt(textToEncrypt: String, password: String): String {
-        val salt = SALT.toByteArray()
+        val salt = ByteArray(16)
+        SecureRandom().nextBytes(salt)
         val factory = SecretKeyFactory.getInstance(KEY_SPEC_ALGORITHM)
         val spec = PBEKeySpec(password.toCharArray(), salt, ITERATION_COUNT, KEY_LENGTH)
         val tmp = factory.generateSecret(spec)
@@ -37,12 +40,12 @@ object Encryption {
         val cipher = Cipher.getInstance(AES_MODE)
         cipher.init(Cipher.ENCRYPT_MODE, key, IvParameterSpec(FIXED_IV))
         val encryptedBytes = cipher.doFinal(textToEncrypt.toByteArray(Charsets.UTF_8))
-        return Base64.encodeToString(encryptedBytes, Base64.NO_WRAP)
+        return Base64.encodeToString(salt + encryptedBytes, Base64.NO_WRAP)
     }
 
     fun decrypt(encryptedText: String, password: String): String {
-        val salt = SALT.toByteArray()
+        val salt = encryptedText.substring(0, 24).toByteArray()
-        val encryptedBytes = Base64.decode(encryptedText, Base64.NO_WRAP)
+        val encryptedBytes = Base64.decode(encryptedText.substring(24), Base64.NO_WRAP)
         val factory = SecretKeyFactory.getInstance(KEY_SPEC_ALGORITHM)
         val spec = PBEKeySpec(password.toCharArray(), salt, ITERATION_COUNT, KEY_LENGTH)
         val tmp = factory.generateSecret(spec)
@@ -52,4 +55,29 @@ object Encryption {
         val decryptedBytes = cipher.doFinal(encryptedBytes)
         return String(decryptedBytes, Charsets.UTF_8)
     }
+//    fun encrypt(textToEncrypt: String, password: String): String {
+//        val salt = SALT.toByteArray()
+//        val factory = SecretKeyFactory.getInstance(KEY_SPEC_ALGORITHM)
+//        val spec = PBEKeySpec(password.toCharArray(), salt, ITERATION_COUNT, KEY_LENGTH)
+//        val tmp = factory.generateSecret(spec)
+//        val key = SecretKeySpec(tmp.encoded, "AES")
+//        val cipher = Cipher.getInstance(AES_MODE)
+//        cipher.init(Cipher.ENCRYPT_MODE, key, IvParameterSpec(FIXED_IV))
+//        val encryptedBytes = cipher.doFinal(textToEncrypt.toByteArray(Charsets.UTF_8))
+//        return Base64.encodeToString(encryptedBytes, Base64.NO_WRAP)
+//    }
+//
+//    fun decrypt(encryptedText: String, password: String): String {
+//        val salt = SALT.toByteArray()
+//        val encryptedBytes = Base64.decode(encryptedText, Base64.NO_WRAP)
+//        val factory = SecretKeyFactory.getInstance(KEY_SPEC_ALGORITHM)
+//        val spec = PBEKeySpec(password.toCharArray(), salt, ITERATION_COUNT, KEY_LENGTH)
+//        val tmp = factory.generateSecret(spec)
+//        val key = SecretKeySpec(tmp.encoded, "AES")
+//        val cipher = Cipher.getInstance(AES_MODE)
+//        cipher.init(Cipher.DECRYPT_MODE, key, IvParameterSpec(FIXED_IV))
+//        val decryptedBytes = cipher.doFinal(encryptedBytes)
+//        return String(decryptedBytes, Charsets.UTF_8)
+//    }
+
 }

app/src/main/java/com/example/hpostesting/firebase/FirebaseManage.kt

@@ -18,9 +18,9 @@ import com.google.firebase.FirebaseApp
 import com.google.firebase.FirebaseOptions
 import com.google.firebase.firestore.FirebaseFirestore
 import com.google.firebase.storage.FirebaseStorage
-import kotlinx.coroutines.DelicateCoroutinesApi
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import javax.inject.Inject
@@ -30,8 +30,8 @@ class FirebaseManager @Inject constructor(private val context: Context) {
     private val sharedPreferences =
         context.getSharedPreferences("FirebaseConfigPrefs", Context.MODE_PRIVATE)
 
-    private var currentFirestore: FirebaseFirestore = FirebaseFirestore.getInstance()
+    var currentFirestore: FirebaseFirestore = FirebaseFirestore.getInstance()
-    private var currentStorage: FirebaseStorage = FirebaseStorage.getInstance()
+    var currentStorage: FirebaseStorage = FirebaseStorage.getInstance()
     var updateStatus = false
 
     private val defaultServers = listOf(
@@ -44,8 +44,8 @@ class FirebaseManager @Inject constructor(private val context: Context) {
         switchServer(lastSelectedServer)
     }
 
-    fun getCurrentFirestore(): FirebaseFirestore = currentFirestore
+    fun getCurrentFirestoreF(): FirebaseFirestore = currentFirestore
-    fun getCurrentStorage(): FirebaseStorage = currentStorage
+    fun getCurrentStorageF(): FirebaseStorage = currentStorage
 
     fun switchServer(firebaseConfig: FirebaseConfig) {
         saveSelectedServer(firebaseConfig)
@@ -120,9 +120,12 @@ fun restartApp(context: Context) {
     context.startActivity(intent)
     Process.killProcess(Process.myPid())
 }
-@OptIn(DelicateCoroutinesApi::class)
+fun delayedRestart(
-fun delayedRestart(context: Context) {
+    context: Context,
-    GlobalScope.launch(Dispatchers.Main) {
+    coroutineScope: CoroutineScope = CoroutineScope(Dispatchers.Main),
+    dispatcher: CoroutineDispatcher = Dispatchers.Main
+) {
+    coroutineScope.launch(dispatcher) {
         delay(5000L)
         restartApp(context)
     }

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

@@ -19,23 +19,19 @@ import android.content.SharedPreferences
 import android.os.Bundle
 import android.text.Editable
 import android.util.Log
-import android.view.View
 import android.widget.EditText
 import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
-import com.example.hpostesting.data.constant.DataHolder
 import com.example.hpostesting.data.constant.Constants
+import com.example.hpostesting.data.constant.DataHolder
 import com.example.hpostesting.data.constant.LanguageManager
 import com.example.hpostesting.data.model.test.TestType
 import com.example.hpostesting.presentation.dashboard.DashboardActivity
 import com.example.hpostesting.presentation.hb_test.HBTestActivity
 import com.example.hpostesting.presentation.hemocube.HemocubeActivity
 import com.example.hpostesting.presentation.testRight.TestRightActivity
-import com.google.android.material.snackbar.Snackbar
-import com.google.firebase.crashlytics.FirebaseCrashlytics
 import com.journeyapps.barcodescanner.ScanContract
 import com.journeyapps.barcodescanner.ScanIntentResult
-import com.journeyapps.barcodescanner.ScanOptions
 import com.zebra.barcode.sdk.sms.ConfigurationUpdateEvent
 import com.zebra.scannercontrol.DCSSDKDefs
 import com.zebra.scannercontrol.DCSSDKDefs.DCSSDK_COMMAND_OPCODE
@@ -50,10 +46,11 @@ import java.text.SimpleDateFormat
 import java.util.Calendar
 import java.util.Date
 import java.util.Locale
-import kotlin.math.max
 
 class KitScanActivity : AppCompatActivity(), IDcsSdkApiDelegate {
     private var fromWhere = "Home"
+    private val forD10 = "SMI/SC-2-D10/"
+    private val forD35 = "SMI/SC/"
     private val TAG = "KitScanActivity"
     private lateinit var binding: ActivityKitScanBinding
 
@@ -75,14 +72,14 @@ class KitScanActivity : AppCompatActivity(), IDcsSdkApiDelegate {
     }
 
     private fun processScannedData(contents: String) {//edited auto selection of cuvette size
-        if(contents.contains("SMI/SC/")){
+        if(contents.contains(forD35)){
             with(sharedPreference.edit()) {
                 putString(Constants.CUVETTE_SIZE, "2mm")
                 apply()
             }
             Toast.makeText(this, "Selected cuvette size: 2mm", Toast.LENGTH_SHORT).show()
             binding.nameEditText.setText(contents)
-        }else if(contents.contains("SMI/SC-2-D10/")){
+        }else if(contents.contains(forD10)){
             with(sharedPreference.edit()) {
                 putString(Constants.CUVETTE_SIZE, "10mm")
                 apply()
@@ -101,33 +98,51 @@ class KitScanActivity : AppCompatActivity(), IDcsSdkApiDelegate {
     }
 
 
-    override fun dcssdkEventScannerAppeared(dcsScannerInfo: DCSScannerInfo?) {}
+    override fun dcssdkEventScannerAppeared(dcsScannerInfo: DCSScannerInfo?) {
+        //nothing
+    }
 
-    override fun dcssdkEventScannerDisappeared(i: Int) {}
+    override fun dcssdkEventScannerDisappeared(i: Int) {
+        //nothing
+    }
 
-    override fun dcssdkEventCommunicationSessionEstablished(dcsScannerInfo: DCSScannerInfo?) {}
+    override fun dcssdkEventCommunicationSessionEstablished(dcsScannerInfo: DCSScannerInfo?) {
+        //nothing
+    }
 
-    override fun dcssdkEventCommunicationSessionTerminated(i: Int) {}
+    override fun dcssdkEventCommunicationSessionTerminated(i: Int) {
+        //nothing
+    }
 //    override fun dcssdkEventBarcode(p0: ByteArray?, p1: Int, p2: Int) {
-//        TODO("Not yet implemented")
 //    }
 
 
-    override fun dcssdkEventImage(bytes: ByteArray?, i: Int) {}
+    override fun dcssdkEventImage(bytes: ByteArray?, i: Int) {
+        //nothing
+    }
 
-    override fun dcssdkEventVideo(bytes: ByteArray?, i: Int) {}
+    override fun dcssdkEventVideo(bytes: ByteArray?, i: Int) {
+        //nothing
+    }
 
-    override fun dcssdkEventBinaryData(bytes: ByteArray?, i: Int) {}
+    override fun dcssdkEventBinaryData(bytes: ByteArray?, i: Int) {
+        //nothing
+    }
 
-    override fun dcssdkEventFirmwareUpdate(firmwareUpdateEvent: FirmwareUpdateEvent?) {}
+    override fun dcssdkEventFirmwareUpdate(firmwareUpdateEvent: FirmwareUpdateEvent?) {
+        //nothing
+    }
 
     override fun dcssdkEventAuxScannerAppeared(
         dcsScannerInfo: DCSScannerInfo?,
         dcsScannerInfo1: DCSScannerInfo?,
     ) {
+        //nothing
     }
 
-    override fun dcssdkEventConfigurationUpdate(configurationUpdateEvent: ConfigurationUpdateEvent?) {}
+    override fun dcssdkEventConfigurationUpdate(configurationUpdateEvent: ConfigurationUpdateEvent?) {
+        //nothing
+    }
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -210,13 +225,13 @@ class KitScanActivity : AppCompatActivity(), IDcsSdkApiDelegate {
         binding.btnGo.setOnClickListener {
             val serialNumber = binding.nameEditText.text.toString().trim()
             if (serialNumber.isNotEmpty() && isSerialValid(serialNumber)) {
-                if(serialNumber.contains("SMI/SC/")){
+                if(serialNumber.contains(forD35)){
                     with(sharedPreference.edit()) {
                         putString(Constants.CUVETTE_SIZE, "2mm")
                         apply()
                     }
                     Toast.makeText(this, "Selected cuvette size: 2mm", Toast.LENGTH_SHORT).show()
-                }else if(serialNumber.contains("SMI/SC-2-D10/")){
+                }else if(serialNumber.contains(forD10)){
                     with(sharedPreference.edit()) {
                         putString(Constants.CUVETTE_SIZE, "10mm")
                         apply()
@@ -289,11 +304,11 @@ class KitScanActivity : AppCompatActivity(), IDcsSdkApiDelegate {
 
         //deciding what kind of notifications we want to receive. Explained more in the function
         //first we use bitmapping to set these values into the notifications_mask.
-        var notifications_mask = 0
+        var notificationsMask = 0
         // We would like to subscribe to all barcode events
-        notifications_mask =
+        notificationsMask =
-            notifications_mask or DCSSDKDefs.DCSSDK_EVENT.DCSSDK_EVENT_BARCODE.value
+            notificationsMask or DCSSDKDefs.DCSSDK_EVENT.DCSSDK_EVENT_BARCODE.value
-        sdkHandler!!.dcssdkSubsribeForEvents(notifications_mask)
+        sdkHandler!!.dcssdkSubsribeForEvents(notificationsMask)
         mScannerInfoList.addAll(sdkHandler!!.dcssdkGetAvailableScannersList())
         Log.e("scannersize", sdkHandler!!.dcssdkGetAvailableScannersList().size.toString())
         if (mScannerInfoList.isNotEmpty()) {
@@ -335,7 +350,7 @@ class KitScanActivity : AppCompatActivity(), IDcsSdkApiDelegate {
         val result = String(barcodeData!!)
         Log.d("BARCODE", result)
         runOnUiThread {
-            val editableResult: Editable = Editable.Factory.getInstance().newEditable(result)
+            Editable.Factory.getInstance().newEditable(result)
             processScannedData(result)
            // binding.nameEditText.text = editableResult
         }
@@ -349,12 +364,12 @@ class KitScanActivity : AppCompatActivity(), IDcsSdkApiDelegate {
 //    }
 
     private fun isSerialValid(s: String): Boolean {
-        if (s.contains("SMI/SC/")) {
+        if (s.contains(forD35)) {
             if(s.length != 17){
                 binding.nameEditText.error = "Invalid Kit Serial Number, correct example SMI/SC/000/00/000"
                 return false
             }
-        }else if(s.contains("SMI/SC-2-D10/")){
+        }else if(s.contains(forD10)){
             if(s.length != 27){
                 binding.nameEditText.error = "Invalid Kit Serial Number, correct example SMI/SC-2-D10/000000/000/000"
                 return false
@@ -373,56 +388,50 @@ class KitScanActivity : AppCompatActivity(), IDcsSdkApiDelegate {
             }else{
                 DataHolder.deviceType.observe(this) { deviceType ->
                     when (deviceType) {
-                        Constants.DEVICE_TYPE_HEMOCUBE -> {
+                        Constants.DEVICE_TYPE_HEMOCUBE ,Constants.DEVICE_TYPE_TRUEHEME -> {
                             val i = Intent(applicationContext, HemocubeActivity::class.java)
                             startActivity(i)
                         }
-
                         Constants.DEVICE_TYPE_TEST_RIGHT -> {
                             val i = Intent(applicationContext, TestRightActivity::class.java)
                             startActivity(i)
                         }
-
-                        Constants.DEVICE_TYPE_TRUEHEME -> {
-                            val i = Intent(applicationContext, HemocubeActivity::class.java)
-                            startActivity(i)
-                        }
                     }
                 }
             }
         }
     }
 
-    private fun startScanningNow() {
+//    private fun startScanningNow() {
-        val options = ScanOptions()
+//        val options = ScanOptions()
-        options.setDesiredBarcodeFormats(ScanOptions.QR_CODE)
+//        options.setDesiredBarcodeFormats(ScanOptions.QR_CODE)
-        options.setPrompt("Scan a barcode")
+//        options.setPrompt("Scan a barcode")
-        options.setCameraId(0) // Use a specific camera of the device
+//        options.setCameraId(0) // Use a specific camera of the device
-
+//
-        options.setBeepEnabled(true)
+//        options.setBeepEnabled(true)
-        options.setBarcodeImageEnabled(true)
+//        options.setBarcodeImageEnabled(true)
-
+//
-        options.setPrompt("Start Scanning")
+//        options.setPrompt("Start Scanning")
-        options.setOrientationLocked(false)
+//        options.setOrientationLocked(false)
-//        options.setTimeout(10000) // in ms
+////        options.setTimeout(10000) // in ms
-
+//
-        barcodeLauncher.launch(options)
+//        barcodeLauncher.launch(options)
-    }
+//    }
-
+//
-    private fun checkDataNotNull(): Boolean {
+//    private fun checkDataNotNull(): Boolean {
-        return if (DataHolder.selectedTest?._id == null) {
+//        return if (DataHolder.selectedTest?._id == null) {
-            Toast.makeText(
+//            Toast.makeText(
-                applicationContext, R.string.select_patient, Toast.LENGTH_SHORT
+//                applicationContext, R.string.select_patient, Toast.LENGTH_SHORT
-            ).show()
+//            ).show()
-
+//
-            val i = Intent(applicationContext, DashboardActivity::class.java)
+//            val i = Intent(applicationContext, DashboardActivity::class.java)
-            startActivity(i)
+//            startActivity(i)
-
+//
-            false
+//            false
-        } else {
+//        } else {
-            true
+//            true
-        }
+//        }
-    }
+//    }
     private fun timeDifference(createdAt: String): Long {
         val currentTime = Calendar.getInstance().time
         val formatter = SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault())

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

@@ -73,8 +73,15 @@ class MainActivity : AppCompatActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        sharedPreference = getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
 
+        sharedPreference = getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
+        val action = intent?.action
+        if (action == UsbManager.ACTION_USB_DEVICE_ATTACHED || action == UsbManager.ACTION_USB_DEVICE_DETACHED) {
+            // If the activity is triggered by USB events, simply finish it
+            checkAndUpdateUsbConnection()
+            finish()
+            return
+        }
         binding = ActivityMainBinding.inflate(layoutInflater)
         setContentView(binding.root)
         binding.myToolbar.title = "Test Type"
@@ -122,11 +129,17 @@ class MainActivity : AppCompatActivity() {
 //            finish()
 //        }
     }
-
+    private fun changeUI(){
+        binding.cvItem1.visibility = View.VISIBLE
+        binding.cvItem3.visibility = View.VISIBLE
+        binding.cvItem2.visibility = View.GONE
+        binding.cvItem4.visibility = View.GONE
+    }
 
     private fun checkAndUpdateUsbConnection() {
         val availableDrivers = UsbSerialProber.getDefaultProber()
             .findAllDrivers(getSystemService(Context.USB_SERVICE) as UsbManager)
+            .toList()
 
         val deviceType = when {
             availableDrivers.isNotEmpty() -> {
@@ -137,51 +150,18 @@ class MainActivity : AppCompatActivity() {
                     Toast.LENGTH_SHORT
                 ).show()
                 when {
-                    device.productId == Constants.HOMO_CUBE_ID && device.vendorId == Constants.VENDOR_ID -> {
+                    (device.productId == Constants.HOMO_CUBE_ID && device.vendorId == Constants.VENDOR_ID) || (device.productId == Constants.HEMO_CUBE_V2_PRODUCT_ID && device.vendorId == Constants.HEMO_CUBE_V2_VENDOR_ID) -> {
-                        binding.cvItem1.visibility = View.VISIBLE
+                        changeUI()
-                        binding.cvItem3.visibility = View.VISIBLE
-                        binding.cvItem2.visibility = View.GONE
-                        binding.cvItem4.visibility = View.GONE
                         DataHolder.deviceType.postValue(Constants.DEVICE_TYPE_HEMOCUBE)
                         Constants.DEVICE_TYPE_HEMOCUBE
                     }
 
-                    device.productId == Constants.HEMO_CUBE_V2_PRODUCT_ID && device.vendorId == Constants.HEMO_CUBE_V2_VENDOR_ID -> {
+                    (device.productId == 24577 && device.vendorId == 1027) || (device.productId == 8963 && device.vendorId == 1659) || (device.productId == 4614 && device.vendorId == 7111) -> {
-                        binding.cvItem1.visibility = View.VISIBLE
+//                        changeUI()
-                        binding.cvItem3.visibility = View.VISIBLE
-                        binding.cvItem2.visibility = View.GONE
-                        binding.cvItem4.visibility = View.GONE
-                        DataHolder.deviceType.postValue(Constants.DEVICE_TYPE_HEMOCUBE)
-                        Constants.DEVICE_TYPE_HEMOCUBE
-                    }
-
-                    device.productId == 24577 && device.vendorId == 1027 -> {
-                        binding.cvItem1.visibility = View.VISIBLE
-                        binding.cvItem3.visibility = View.VISIBLE
-                        binding.cvItem2.visibility = View.GONE
-                        binding.cvItem4.visibility = View.GONE
                         DataHolder.deviceType.postValue(Constants.DEVICE_TYPE_TRUEHEME)
                         Constants.DEVICE_TYPE_TRUEHEME
                     }
 
-                    device.productId == 8963 && device.vendorId == 1659 -> {
-                        binding.cvItem1.visibility = View.VISIBLE
-                        binding.cvItem3.visibility = View.VISIBLE
-                        binding.cvItem2.visibility = View.GONE
-                        binding.cvItem4.visibility = View.GONE
-                        DataHolder.deviceType.postValue(Constants.DEVICE_TYPE_HEMOCUBE)
-                        Constants.DEVICE_TYPE_HEMOCUBE
-                    }
-
-                    device.productId == 4614 && device.vendorId == 7111 -> {
-                        binding.cvItem1.visibility = View.VISIBLE
-                        binding.cvItem3.visibility = View.VISIBLE
-                        binding.cvItem2.visibility = View.GONE
-                        binding.cvItem4.visibility = View.GONE
-                        DataHolder.deviceType.postValue(Constants.DEVICE_TYPE_HEMOCUBE)
-                        Constants.DEVICE_TYPE_HEMOCUBE
-                    }
-
                     device.productId == Constants.DEVICE_PRODUCT_ID && device.vendorId == Constants.DEVICE_VENDOR_ID -> {
                         Log.d(
                             TAG,

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

@@ -93,7 +93,7 @@ class SplashActivity : AppCompatActivity() {
             handlePermissionsResult(true)
         } else {
             val requestPermissionLauncher =
-                registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+                registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { _ ->
                     if (Environment.isExternalStorageManager()) {
                         handlePermissionsResult(true)
                     } else {

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

@@ -15,18 +15,17 @@ package com.example.hpostesting.presentation.adapter
 
 import android.annotation.SuppressLint
 import android.content.Context
-import android.content.res.Resources
-import android.provider.ContactsContract.Data
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
+import androidx.annotation.StringRes
 import androidx.navigation.findNavController
 import androidx.recyclerview.widget.AsyncListDiffer
 import androidx.recyclerview.widget.DiffUtil
 import androidx.recyclerview.widget.RecyclerView
-import com.example.hpostesting.data.constant.DataHolder
 import com.example.hpostesting.data.constant.Constants
+import com.example.hpostesting.data.constant.DataHolder
 import com.example.hpostesting.data.model.patient.HemoCubeTestData
 import com.example.hpostesting.data.model.patient.UserData
 import `in`.sminnovations.hpostesting.R
@@ -72,78 +71,97 @@ class OfflineUserListAdapter(private val view: View, private val batLevel: Int,p
     @SuppressLint("SetTextI18n")
     override fun onBindViewHolder(holder: OfflineUserListViewHolder, position: Int) {
         val userList = differ.currentList[position]
+        updateHolderBinding(holder, userList)
+    }
+    private fun formatTime(incubationTime: String): String {
+        val formatter = SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault())
+        val incubationTimeDate = formatter.parse(incubationTime)!!
+        val timeFormatter = SimpleDateFormat("HH:mm:ss", Locale.getDefault())
+        return "Time: ${isBetween15And30Minutes(incubationTime)} \n Started at: ${timeFormatter.format(incubationTimeDate)}"
+    }
+    private fun getSampleIdText(userList: HemoCubeTestData): String {
+        return "Sample ID: ${userList._id}"
+    }
+
+    private fun getBloodGroupText(userList: HemoCubeTestData): String {
+        return "Blood group: ${userList.bloodGroup}"
+    }
+
+    private fun getTestStatusText(userList: HemoCubeTestData): String {
+        return if (userList.testStatus!!) {
+            view.context.getString(R.string.test_concluded)
+        } else {
+            view.context.getString(R.string.test_pending)
+        }
+    }
+    private fun updateHolderBinding(holder: OfflineUserListViewHolder, userList: HemoCubeTestData) {
         holder.binding.apply {
-            userID.text = "Sample ID: ${userList._id}"
+            updateBasicUserInfo(this, userList)
-            bloodGroup.text = "Blood group: ${userList.bloodGroup}"
+            if (fromWhere == "Home") {
-            time.text = "Time: ${isBetween15And30Minutes(userList.incubationTime)} \n Started at: ${
+                setupUserCardClickListener(userCard, userList)
-                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)
-            }
-            if(fromWhere == "Home") {
-                userCard.setOnClickListener {
-                    if (false) {
-                        Toast.makeText(
-                            view.context,
-                            view.context.getString(R.string.low_battery_warning),
-                            Toast.LENGTH_SHORT
-                        ).show()
-                        return@setOnClickListener
-                    }
-                    if (userList.testStatus != null) {
-                        if (userList.testStatus!!) {
-                            Toast.makeText(
-                                view.context,
-                                view.context.getString(R.string.test_already_conducted),
-                                Toast.LENGTH_SHORT
-                            ).show()
-                        } else {
-                            if (userList.incubationTime != "") {
-                                if (isBetween15And30Minutes(userList.incubationTime) < Constants.INCUBATION_TIME_MIN) {
-                                    Toast.makeText(
-                                        view.context,
-                                        view.context.getString(R.string.incubation_not_completed),
-                                        Toast.LENGTH_SHORT
-                                    ).show()
-                                } else if (isBetween15And30Minutes(userList.incubationTime) > Constants.INCUBATION_TIME_MAX) {
-                                    Toast.makeText(
-                                        view.context,
-                                        view.context.getString(R.string.incubation_crossed_30_minutes),
-                                        Toast.LENGTH_SHORT
-                                    ).show()
-                                } else {
-                                    DataHolder.selectedTest = UserData(
-                                            sampleid = userList.sampleid,
-                                            _id = userList._id,
-                                            bloodGroup = userList.bloodGroup,
-                                            incubationTime = userList.incubationTime
-                                    )
-                                    view.findNavController()
-                                            .navigate(R.id.action_nav_home_to_mainActivity)
-                                }
-                            } else {
-                                Toast.makeText(
-                                    view.context,
-                                    view.context.getString(R.string.incubation_not_started),
-                                    Toast.LENGTH_SHORT
-                                ).show()
-                            }
-                        }
-                    }
-                }
             }
         }
     }
 
+    private fun updateBasicUserInfo(binding: OfflineUserListViewBinding, userList: HemoCubeTestData) {
+        binding.apply {
+            userID.text = getSampleIdText(userList)
+            bloodGroup.text = getBloodGroupText(userList)
+            time.text = formatTime(userList.incubationTime)
+            teststatus.text = getTestStatusText(userList)
+        }
+    }
+
+    private fun setupUserCardClickListener(userCard: View, userList: HemoCubeTestData) {
+        userCard.setOnClickListener {
+            when {
+                isLowBattery(userList.batteryLevel) -> showToast(R.string.low_battery_warning)
+                isTestAlreadyCompleted(userList.testStatus) -> showToast(R.string.test_already_conducted)
+                else -> handleIncubationCheck(userList)
+            }
+        }
+    }
+
+    private fun isLowBattery(batteryLevel: String): Boolean =
+        batteryLevel < "20"
+
+    private fun isTestAlreadyCompleted(testStatus: Boolean?): Boolean =
+        testStatus == true
+
+    private fun handleIncubationCheck(userList: HemoCubeTestData) {
+        if (userList.incubationTime.isEmpty()) {
+            showToast(R.string.incubation_not_started)
+            return
+        }
+
+        val incubationMinutes = isBetween15And30Minutes(userList.incubationTime)
+        when {
+            incubationMinutes < Constants.INCUBATION_TIME_MIN ->
+                showToast(R.string.incubation_not_completed)
+            incubationMinutes > Constants.INCUBATION_TIME_MAX ->
+                showToast(R.string.incubation_crossed_30_minutes)
+            else -> navigateToMainActivity(userList)
+        }
+    }
+
+    private fun showToast(@StringRes messageResId: Int) {
+        Toast.makeText(
+            view.context,
+            view.context.getString(messageResId),
+            Toast.LENGTH_SHORT
+        ).show()
+    }
+
+    private fun navigateToMainActivity(userList: HemoCubeTestData) {
+        DataHolder.selectedTest = UserData(
+            sampleid = userList.sampleid,
+            _id = userList._id,
+            bloodGroup = userList.bloodGroup,
+            incubationTime = userList.incubationTime
+        )
+        view.findNavController().navigate(R.id.action_nav_home_to_mainActivity)
+    }
+
     private fun isBetween15And30Minutes(createdAt: String): Long {
         val formatter = SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault())
         val createdAtDate: Date = formatter.parse(createdAt)!!
@@ -155,19 +173,19 @@ class OfflineUserListAdapter(private val view: View, private val batLevel: Int,p
         return diffMillis / (60 * 1000)
     }
 
-    private fun showWarningToast(resId: Int) {
+//    private fun showWarningToast(resId: Int) {
-        val contextToUse = view.context ?: return
+//        val contextToUse = view.context ?: return
-
+//
-        val message = try {
+//        val message = try {
-            contextToUse.getString(resId)
+//            contextToUse.getString(resId)
-        } catch (e: Resources.NotFoundException) {
+//        } catch (e: Resources.NotFoundException) {
-            "Resource not found for ID: $resId"
+//            "Resource not found for ID: $resId"
-        }
+//        }
-
+//
-        Toast.makeText(
+//        Toast.makeText(
-            contextToUse,
+//            contextToUse,
-            message,
+//            message,
-            Toast.LENGTH_SHORT
+//            Toast.LENGTH_SHORT
-        ).show()
+//        ).show()
-    }
+//    }
 }

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

@@ -33,6 +33,7 @@ import com.example.hpostesting.presentation.hemocube.HemoCubeViewModel
 import com.firebase.ui.firestore.FirestoreRecyclerAdapter
 import com.firebase.ui.firestore.FirestoreRecyclerOptions
 import com.google.firebase.firestore.FirebaseFirestore
+import com.google.firebase.firestore.QuerySnapshot
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.UserItemViewBinding
 import java.text.SimpleDateFormat
@@ -61,212 +62,274 @@ class UserListAdapter(
     @SuppressLint("SetTextI18n")
     override fun onBindViewHolder(holder: OrderItemViewHolder, position: Int, model: UserData) {
         holder.binding.apply {
+            setupUserInfo(this, model)
+            setupBloodGroupButton(this, model)
+            setupTestStatusAndImage(this, model)
+            setupStartIncubationButton(this)
+            setupUserCardClickListener(this, model)
+        }
+    }
+
+    private fun setupUserInfo(binding: UserItemViewBinding, model: UserData) {
+        binding.apply {
             userName.text = "Name: ${model.name}"
-            userId.text = "User ID:${model._id}"
+            if (model.incubationTime.isEmpty()) {
-            if (model.incubationTime == "") {
+                userId.text = "User ID:${model._id}"
                 btnBlood.visibility = View.VISIBLE
             } else {
-                userId.text =
+                val timeFormatted = SimpleDateFormat("HH:mm:ss").format(
-                    "User ID:${model._id} \n Time: ${isBetween15And30Minutes(model.incubationTime)} \n Started at: ${
+                    SimpleDateFormat(context.resources.getString(R.string.DateTimeFormat), Locale.getDefault())
-                        SimpleDateFormat("HH:mm:ss").format(
+                        .parse(model.incubationTime)!!
-                            SimpleDateFormat(
+                )
-                                "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
+                userId.text = "User ID:${model._id} \n Time: ${isBetween15And30Minutes(model.incubationTime)} \n Started at: $timeFormatted"
-                            ).parse(model.incubationTime)!!
-                        )
-                    }"
                 btnBlood.visibility = View.GONE
             }
+        }
+    }
 
-
+    private fun setupTestStatusAndImage(binding: UserItemViewBinding, model: UserData) {
+        binding.apply {
             Glide.with(view).load(model.userImageURL).into(userImage)
-            if (model.testStatus!!) {
+            teststatus.text = if (model.testStatus!!) {
-                teststatus.text = view.context.getString(R.string.test_concluded)
+                view.context.getString(R.string.test_concluded)
-
             } else {
-                teststatus.text = view.context.getString(R.string.test_pending)
+                view.context.getString(R.string.test_pending)
             }
+        }
+    }
 
-            holder.binding.btnBlood.setOnClickListener {
+    private fun setupBloodGroupButton(binding: UserItemViewBinding, model: UserData) {
-                val view: View? = requireActivity.currentFocus
+        binding.btnBlood.setOnClickListener {
+            hideKeyboard()
+            showBloodGroupDialog(model, binding)
+        }
+    }
 
-                // on below line checking if view is not null.
+    private fun hideKeyboard() {
-                if (view != null) {
+        val view: View? = requireActivity.currentFocus
-                    // on below line we are creating a variable
+        view?.let {
-                    // for input manager and initializing it.
+            val inputMethodManager =
-                    val inputMethodManager =
+                context.getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
-                        context.getSystemService(INPUT_METHOD_SERVICE) as InputMethodManager
+            inputMethodManager.hideSoftInputFromWindow(it.windowToken, 0)
+        }
+    }
 
-                    // on below line hiding our keyboard.
+    private fun showBloodGroupDialog(model: UserData, binding: UserItemViewBinding) {
-                    inputMethodManager.hideSoftInputFromWindow(view.windowToken, 0)
+        val dialogView = LayoutInflater.from(context).inflate(R.layout.dialog_custom, null)
-                }
+        val builder = AlertDialog.Builder(context)
-                val inflater = LayoutInflater.from(context)
+            .setView(dialogView)
-                val dialogView = inflater.inflate(R.layout.dialog_custom, null)
+            .setTitle(R.string.blood_group)
 
-                val builder = AlertDialog.Builder(context)
+        val etBloodGroup = dialogView.findViewById<AutoCompleteTextView>(R.id.et_blood_group)
-                    .setView(dialogView)
+        setupDialogButtons(builder, etBloodGroup, model, binding)
-                    .setTitle(R.string.blood_group)
+    }
 
-                val etBloodGroup =
+    private fun setupDialogButtons(
-                    dialogView.findViewById<AutoCompleteTextView>(R.id.et_blood_group)
+        builder: AlertDialog.Builder,
+        etBloodGroup: AutoCompleteTextView,
+        model: UserData,
+        binding: UserItemViewBinding
+    ) {
+        builder.setPositiveButton(R.string.ok) { _, _ ->
+            handleBloodGroupSelection(etBloodGroup, model, binding)
+        }
 
-                builder.setPositiveButton(R.string.ok) { dialog, which ->
+        builder.setNegativeButton(R.string.cancel) { dialog, _ -> dialog.dismiss() }
-                    val bloodGroup = etBloodGroup.text.toString()
+        builder.create().show()
-                    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)
-                        }
-                        if (view != null) {
-                            Toast.makeText(
-                                context,
-                                view.context.getString(R.string.blood_group_toast),
-                                Toast.LENGTH_SHORT
-                            ).show()
-                        }
-                    } else {
-                        // Check if hemoCubeViewModel and testDetails are not null
-                        val db: FirebaseFirestore = FirebaseFirestore.getInstance()
 
-                        db.collection("patientData")
+    private fun handleBloodGroupSelection(
-                            .whereEqualTo("_id", model._id)
+        etBloodGroup: AutoCompleteTextView,
-                            .get()
+        model: UserData,
-                            .addOnSuccessListener { userdata ->
+        binding: UserItemViewBinding
-                                try {
+    ) {
-                                    val document = userdata.documents[0]
+        val bloodGroup = etBloodGroup.text.toString()
-                                    db.collection("patientData")
+        if (isInvalidBloodGroup(bloodGroup)) {
-                                        .document(document.id)
+            showBloodGroupError(etBloodGroup)
-                                        .update(
+            return
-                                            "bloodGroup", bloodGroup,
+        }
-                                            "incubationTime", SimpleDateFormat(
+        updateBloodGroupInFirestore(bloodGroup, model, binding)
-                                                "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
+    }
-                                            ).format(Calendar.getInstance().time).toString()
-                                        )
-                                        .addOnSuccessListener {
-                                            if (view != null) {
-                                                Toast.makeText(
-                                                    view.context,
-                                                    context?.getString(R.string.blood_group_updated_successfully),
-                                                    Toast.LENGTH_SHORT
-                                                ).show()
-                                            }
-                                            btnBlood.visibility = View.GONE
-                                        }
-                                        .addOnFailureListener { e ->
-                                            if (view != null) {
-                                                Toast.makeText(
-                                                    view.context,
-                                                    context?.getString(R.string.failed_to_update_blood_group),
-                                                    Toast.LENGTH_SHORT
-                                                ).show()
-                                            }
-                                        }
-                                } catch (e: IndexOutOfBoundsException) {
-                                    // Handle the case where no documents are found for the specified ID
-                                    if (view != null) {
-                                        Toast.makeText(
-                                            view.context,
-                                            context?.getString(R.string.no_user_data_found),
-                                            Toast.LENGTH_SHORT
-                                        ).show()
-                                    }
-                                }
 
-                            }
+    private fun isInvalidBloodGroup(bloodGroup: String): Boolean {
-                            .addOnFailureListener { e ->
+        return bloodGroup == "Select Blood Group" ||
-                                Toast.makeText(
+                bloodGroup == "ರಕ್ತ ಗುಂಪು ಆಯ್ಕೆಮಾಡಿ" ||
-                                    context,
+                bloodGroup.isBlank()
-                                    "Error fetching user data: ${e.message}",
+    }
-                                    Toast.LENGTH_SHORT
-                                ).show()
-                            }
-                    }
-                    // Handle the selected blood group here
-                }
 
-                builder.setNegativeButton(R.string.cancel) { dialog, which ->
+    private fun showBloodGroupError(etBloodGroup: AutoCompleteTextView) {
-                    dialog.dismiss()
+        etBloodGroup.error = view.context.getString(R.string.blood_group_error)
-                }
+        Toast.makeText(
+            context,
+            view.context.getString(R.string.blood_group_toast),
+            Toast.LENGTH_SHORT
+        ).show()
+    }
 
-                val alertDialog = builder.create()
+    private fun updateBloodGroupInFirestore(
-                alertDialog.show()
+        bloodGroup: String,
+        model: UserData,
+        binding: UserItemViewBinding
+    ) {
+        val db = FirebaseFirestore.getInstance()
+        db.collection("patientData")
+            .whereEqualTo("_id", model._id)
+            .get()
+            .addOnSuccessListener { userdata ->
+                handleFirestoreUpdate(userdata, bloodGroup, binding)
             }
+            .addOnFailureListener { e ->
+                Toast.makeText(
+                    context,
+                    "Error fetching user data: ${e.message}",
+                    Toast.LENGTH_SHORT
+                ).show()
+            }
+    }
 
-            btnStartIncubation.setOnClickListener {
+    private fun handleFirestoreUpdate(
-//                it.visibility = View.GONE
+        userdata: QuerySnapshot,
-//                Firebase.firestore.collection("patientData").whereEqualTo("_id", model._id).get()
+        bloodGroup: String,
-//                    .addOnSuccessListener { data ->
+        binding: UserItemViewBinding
-//                        if (data.documents.isNotEmpty()) {
+    ) {
-//                            data.documents.forEach { userData ->
+        try {
-//                                Firebase.firestore.collection("patientData").document(userData.id)
+            val document = userdata.documents[0]
-//                                    .update(
+            updateDocument(document.id, bloodGroup, binding)
-//                                        "incubationTime", SimpleDateFormat(
+        } catch (e: IndexOutOfBoundsException) {
-//                                            "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
+            Toast.makeText(
-//                                        ).format(Calendar.getInstance().time).toString()
+                view.context,
-//                                    ).addOnSuccessListener {
+                context.getString(R.string.no_user_data_found),
-//                                        Toast.makeText(
+                Toast.LENGTH_SHORT
-//                                            view.context, "Incubation started", Toast.LENGTH_SHORT
+            ).show()
-//                                        ).show()
+        }
-//                                        startListening()
+    }
-//                                    }
+
-//                            }
+    private fun updateDocument(
+        documentId: String,
+        bloodGroup: String,
+        binding: UserItemViewBinding
+    ) {
+        FirebaseFirestore.getInstance().collection("patientData")
+            .document(documentId)
+            .update(
+                "bloodGroup", bloodGroup,
+                "incubationTime", getCurrentTimeFormatted()
+            )
+            .addOnSuccessListener {
+                Toast.makeText(
+                    view.context,
+                    context.getString(R.string.blood_group_updated_successfully),
+                    Toast.LENGTH_SHORT
+                ).show()
+                binding.btnBlood.visibility = View.GONE
+            }
+            .addOnFailureListener {
+                Toast.makeText(
+                    view.context,
+                    context.getString(R.string.failed_to_update_blood_group),
+                    Toast.LENGTH_SHORT
+                ).show()
+            }
+    }
+
+    private fun getCurrentTimeFormatted(): String {
+        return SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault())
+            .format(Calendar.getInstance().time)
+    }
+
+    private fun setupStartIncubationButton(binding: UserItemViewBinding) {
+        // Commented code preserved as per requirement
+        binding.btnStartIncubation.setOnClickListener {
+//            it.visibility = View.GONE
+//            Firebase.firestore.collection("patientData").whereEqualTo("_id", model._id).get()
+//                .addOnSuccessListener { data ->
+//                    if (data.documents.isNotEmpty()) {
+//                        data.documents.forEach { userData ->
+//                            Firebase.firestore.collection("patientData").document(userData.id)
+//                                .update(
+//                                    "incubationTime", SimpleDateFormat(
+//                                        "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
+//                                    ).format(Calendar.getInstance().time).toString()
+//                                ).addOnSuccessListener {
+//                                    Toast.makeText(
+//                                        view.context, "Incubation started", Toast.LENGTH_SHORT
+//                                    ).show()
+//                                    startListening()
+//                                }
 //                        }
 //                    }
-            }
+//                }
-            userCard.setOnClickListener {
+        }
-                if (false) {
+    }
-                    Toast.makeText(
+
-                        view.context,
+    private fun setupUserCardClickListener(binding: UserItemViewBinding, model: UserData) {
-                        context?.getString(R.string.low_battery_warning),
+        binding.userCard.setOnClickListener {
-                        Toast.LENGTH_SHORT
+            model.testStatus?.let { testStatus ->
-                    ).show()
+                if (testStatus) {
-                    return@setOnClickListener
+                    showTestAlreadyConductedMessage()
-                }
+                } else {
-                if (model.testStatus != null) {
+                    handleIncubationTimeCheck(model)
-                    if (model.testStatus!!) {
-                        Toast.makeText(
-                            view.context,
-                            context?.getString(R.string.test_already_conducted),
-                            Toast.LENGTH_SHORT
-                        ).show()
-                    } else {
-                        if (model.incubationTime != "") {
-                            if (isBetween15And30Minutes(model.incubationTime) < -15000) {
-                                Toast.makeText(
-                                    view.context,
-                                    context?.getString(R.string.incubation_not_completed),
-                                    Toast.LENGTH_SHORT
-                                ).show()
-                            } else if (isBetween15And30Minutes(model.incubationTime) > 300000) {
-                                Toast.makeText(
-                                    view.context,
-                                    context?.getString(R.string.incubation_crossed_30_minutes),
-                                    Toast.LENGTH_SHORT
-                                ).show()
-                            } else {
-                                DataHolder.selectedTest = model
-                                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()
-                        }
-                    }
                 }
             }
         }
     }
 
+    private fun showTestAlreadyConductedMessage() {
+        Toast.makeText(
+            view.context,
+            context.getString(R.string.test_already_conducted),
+            Toast.LENGTH_SHORT
+        ).show()
+    }
+
+    private fun handleIncubationTimeCheck(model: UserData) {
+        if (model.incubationTime.isEmpty()) {
+            showIncubationNotStartedMessage()
+            return
+        }
+
+        val incubationTime = isBetween15And30Minutes(model.incubationTime)
+        when {
+            incubationTime < -15000 -> showIncubationNotCompletedMessage()
+            incubationTime > 300000 -> showIncubationCrossedMessage()
+            else -> navigateToMainActivity(model)
+        }
+    }
+
+    private fun showIncubationNotStartedMessage() {
+        Toast.makeText(
+            view.context,
+            context.getString(R.string.incubation_not_started),
+            Toast.LENGTH_SHORT
+        ).show()
+    }
+
+    private fun showIncubationNotCompletedMessage() {
+        Toast.makeText(
+            view.context,
+            context.getString(R.string.incubation_not_completed),
+            Toast.LENGTH_SHORT
+        ).show()
+    }
+
+    private fun showIncubationCrossedMessage() {
+        Toast.makeText(
+            view.context,
+            context.getString(R.string.incubation_crossed_30_minutes),
+            Toast.LENGTH_SHORT
+        ).show()
+    }
+
+    private fun navigateToMainActivity(model: UserData) {
+        DataHolder.selectedTest = model
+        view.findNavController().navigate(R.id.action_nav_home_to_mainActivity)
+    }
+
     private fun isBetween15And30Minutes(createdAt: String): Long {
         val formatter = SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault())
         val createdAtDate: Date = formatter.parse(createdAt)!!
-
         val currentTime = Calendar.getInstance().time
-
         val diffMillis = currentTime.time - createdAtDate.time
-
         return diffMillis / (60 * 1000)
     }
 }

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

@@ -36,234 +36,277 @@ import `in`.sminnovations.hpostesting.databinding.FragmentAssuranceControlsBindi
 import java.time.Instant
 
 class AssuranceControlsFragment : Fragment() {
-    lateinit var binding: FragmentAssuranceControlsBinding
+    private val selectConcentration = "Select concentration"
+    private val selectSolution = "Select solution"
+    private lateinit var binding: FragmentAssuranceControlsBinding
     private lateinit var sharedPreferences: SharedPreferences
 
     override fun onCreateView(
-        inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?,
+        inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?
     ): View {
         binding = FragmentAssuranceControlsBinding.inflate(inflater, container, false)
-        sharedPreferences =
+        initializeSharedPreferences()
-            requireContext().getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
+        resetTestData()
-
-        DataHolder.hemoCubeTestData!!.solution = ""
-        DataHolder.hemoCubeTestData!!.volume = ""
         return binding.root
     }
 
+    private fun initializeSharedPreferences() {
+        sharedPreferences = requireContext().getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
+    }
+
+    private fun resetTestData() {
+        DataHolder.hemoCubeTestData?.apply {
+            solution = ""
+            volume = ""
+        }
+    }
+
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         initViews()
     }
 
     private fun initViews() {
-//        binding.btnSubmit.visibility = View.GONE
+        setupSolutionSpinner()
-        val solutionSpinner: Spinner = binding.spinnerSolutions
+        setupConcentrationSpinner()
-        val solutionOptions = arrayOf("Select solution", "Tartrazine", "Acid Red","Sickle-Cert-Buffer", "1 Abs Holo Filter", "0.25 Abs Holo Filter", "Air Blank")
+        setupVolumeSpinner()
-        val solutionAdapter =
+        setupAdminSpinner()
-            ArrayAdapter(requireContext(), R.layout.simple_spinner_item, solutionOptions)
+        loadSavedValues()
-        solutionAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
+        setupSubmitButton()
-        solutionSpinner.adapter = solutionAdapter
+    }
-        solutionSpinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
-            override fun onItemSelected(
-                parent: AdapterView<*>?,
-                view: View?,
-                position: Int,
-                id: Long,
-            ) {
-                val selectedSolution: String = solutionOptions[position]
-                if (selectedSolution != "Select solution") {
-                    DataHolder.hemoCubeTestData!!.solution = selectedSolution
 
-                    // Update visibility and name based on selected solution
+    private fun setupSolutionSpinner() {
-                    if(selectedSolution == "Tartrazine" || selectedSolution == "Acid Red"){
+        val solutionOptions = getSolutionOptions()
-                        activity?.runOnUiThread {
+        val solutionAdapter = createSpinnerAdapter(solutionOptions)
-                            binding.spinnerConcentration.visibility = View.VISIBLE
+        binding.spinnerSolutions.apply {
-                            // Ensure the name is updated only after concentration is selected.
+            adapter = solutionAdapter
-                            // You might need to adjust this logic based on how and when you want to update the name.
+            onItemSelectedListener = createSolutionSelectionListener(solutionOptions)
-                            // For now, it simply shows that the visibility is being handled.
-                        }
-                    } else {
-                        activity?.runOnUiThread {
-                            binding.spinnerConcentration.visibility = View.GONE
-                        }
-                    }
-                } else {
-                    activity?.runOnUiThread {
-                        binding.spinnerConcentration.visibility = View.GONE
-                    }
-                }
-            }
-
-            override fun onNothingSelected(parent: AdapterView<*>?) {
-            }
-        }
-
-        val concentrationSpinner: Spinner = binding.spinnerConcentration
-        val concentrationOptions = arrayOf(
-            "Select concentration",
-            "65umol",
-            "45umol",
-            "22.5umol",
-            "12.25umol",
-            "6.125umol",
-            "75umol",
-            "50umol",
-            "25umol",
-            "12.5umol",
-            "6.25umol"
-        )
-        val concentrationAdapter =
-            ArrayAdapter(requireContext(), R.layout.simple_spinner_item, concentrationOptions)
-        concentrationAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-        concentrationSpinner.adapter = concentrationAdapter
-        concentrationSpinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
-            override fun onItemSelected(
-                parent: AdapterView<*>?,
-                view: View?,
-                position: Int,
-                id: Long,
-            ) {
-                val selectedValue: String = concentrationOptions[position]
-                if (!selectedValue.equals("Select concentration")) {
-                    DataHolder.hemoCubeTestData!!.concentration = selectedValue
-                }
-            }
-
-            override fun onNothingSelected(parent: AdapterView<*>?) {
-            }
-        }
-
-        val volumeSpinner: Spinner = binding.spinnerVolume
-        val volumeOptions = arrayOf("Select volume", "1uml", "2uml", "4uml", "4.5uml", "5uml")
-        val volumeAdapter =
-            ArrayAdapter(requireContext(), R.layout.simple_spinner_item, volumeOptions)
-        volumeAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-        volumeSpinner.adapter = volumeAdapter
-        volumeSpinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
-            override fun onItemSelected(
-                parent: AdapterView<*>?,
-                view: View?,
-                position: Int,
-                id: Long,
-            ) {
-                val selectedValue: String = volumeOptions[position]
-            }
-
-            override fun onNothingSelected(parent: AdapterView<*>?) {
-            }
-        }
-
-
-        val adminspinner: Spinner = binding.spinnerAdmin
-        val adminOptions = arrayOf("Select options", "Sickle-Cert-Buffer", "1 Abs Holo Filter", "0.25 Abs Holo Filter", "Air Blank")
-        val adminAdapter =
-            ArrayAdapter(requireContext(), R.layout.simple_spinner_item, adminOptions)
-        adminAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-        adminspinner.adapter =adminAdapter
-        adminspinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
-            override fun onItemSelected(
-                parent: AdapterView<*>?,
-                view: View?,
-                position: Int,
-                id: Long,
-            ) {
-                val selectedValue: String = adminOptions[position]
-
-            }
-
-            override fun onNothingSelected(parent: AdapterView<*>?) {
-            }
-        }
-        // load saved values
-        val savedSolution =
-            sharedPreferences.getString(Constants.QUICK_CAPTURE_SOLUTION, "").toString()
-        val solutionPosition = getPositionOfValue(savedSolution, solutionOptions.toList())
-        solutionSpinner.setSelection(solutionPosition)
-
-        val savedConcentration =
-            sharedPreferences.getString(Constants.QUICK_CAPTURE_CONCENTRATION, "").toString()
-        val concentrationPosition =
-            getPositionOfValue(savedConcentration, concentrationOptions.toList())
-        concentrationSpinner.setSelection(concentrationPosition)
-
-        val savedVolume = sharedPreferences.getString(Constants.QUICK_CAPTURE_VOLUME, "").toString()
-        val volumePosition = getPositionOfValue(savedVolume, volumeOptions.toList())
-        volumeSpinner.setSelection(volumePosition)
-
-
-        val foradmin =
-            sharedPreferences.getString(Constants.QUICK_CAPTURE_FOR_ADMIN, "").toString()
-        val adminPosition = getPositionOfValue(foradmin, adminOptions.toList())
-        adminspinner.setSelection(adminPosition)
-
-        binding.btnSubmit.setOnClickListener {
-            val selectedSolution = binding.spinnerSolutions.selectedItem.toString()
-            val selectedConcentration = binding.spinnerConcentration.selectedItem.toString()
-            val selectedadminOption = binding.spinnerAdmin.selectedItem.toString()
-
-            // Check if any of the selections are default values
-            if (selectedSolution == "Select solution") {
-                Toast.makeText(requireContext(), "Please select a solution", Toast.LENGTH_LONG).show()
-                return@setOnClickListener // Prevent further execution
-            }else{
-                DataHolder.hemoCubeTestData!!.name = selectedSolution
-            }
-
-            if (selectedConcentration == "Select concentration" && binding.spinnerConcentration.isVisible) {
-                Toast.makeText(requireContext(), "Please select a concentration", Toast.LENGTH_LONG).show()
-                return@setOnClickListener // Prevent further execution
-            }else if(binding.spinnerConcentration.isVisible){
-                DataHolder.hemoCubeTestData!!.name = "$selectedSolution $selectedConcentration"
-            }else{
-                DataHolder.hemoCubeTestData!!.name = selectedSolution
-            }
-
-
-
-
-            if (selectedadminOption == "Select options" && binding.spinnerAdmin.isVisible) {
-                Toast.makeText(requireContext(), "Please select a option", Toast.LENGTH_LONG).show()
-                return@setOnClickListener // Prevent further execution
-            }
-            DataHolder.hemoCubeTestData!!.quickCapture = true
-            val currentUnixTime = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-                Instant.now().epochSecond
-            } else {
-                ""
-            }
-            DataHolder.hemoCubeTestData!!._id = currentUnixTime.toString() + "SMI"
-            DataHolder.hemoCubeTestData!!.solution = binding.spinnerSolutions.selectedItem.toString()
-            DataHolder.hemoCubeTestData!!.concentration = binding.spinnerConcentration.selectedItem.toString()
-            DataHolder.hemoCubeTestData!!.filter = binding.spinnerAdmin.selectedItem.toString()
-//            if(binding.spinnerAdmin.selectedItem.toString().equals("Select options") && binding.spinnerAdmin.isVisible){
-//                Toast.makeText(requireContext(), "Please select a option", Toast.LENGTH_LONG).show()
-//            }else {
-//                DataHolder.hemoCubeTestData!!.name = DataHolder.hemoCubeTestData!!.filter.toString()
-//            }
-
-
-
-            DataHolder.selectedTest = UserData()
-            DataHolder.selectedTest?._id = DataHolder.hemoCubeTestData!!._id
-            DataHolder.selectedTest?.name = DataHolder.hemoCubeTestData!!.name
-
-            with(sharedPreferences.edit()) {
-                putString(Constants.QUICK_CAPTURE_SOLUTION, DataHolder.hemoCubeTestData!!.solution)
-                putString(
-                    Constants.QUICK_CAPTURE_CONCENTRATION,
-                    DataHolder.hemoCubeTestData!!.concentration
-                )
-                putString(Constants.QUICK_CAPTURE_VOLUME, DataHolder.hemoCubeTestData!!.volume)
-                putString(Constants.QUICK_CAPTURE_FOR_ADMIN, DataHolder.hemoCubeTestData!!.filter)
-                apply()
-            }
-
-            val i = Intent(requireContext(), HemocubeActivity::class.java)
-            startActivity(i)
         }
     }
 
+    private fun getSolutionOptions() = arrayOf(
+        selectSolution, "Tartrazine", "Acid Red", "Sickle-Cert-Buffer",
+        "1 Abs Holo Filter", "0.25 Abs Holo Filter", "Air Blank"
+    )
+
+    private fun createSolutionSelectionListener(solutionOptions: Array<String>) =
+        object : AdapterView.OnItemSelectedListener {
+            override fun onItemSelected(
+                parent: AdapterView<*>?, view: View?, position: Int, id: Long
+            ) {
+                handleSolutionSelection(solutionOptions[position])
+            }
+
+            override fun onNothingSelected(parent: AdapterView<*>?) {
+                //Nothing
+            }
+        }
+
+    private fun handleSolutionSelection(selectedSolution: String) {
+        if (selectedSolution != selectSolution) {
+            DataHolder.hemoCubeTestData?.solution = selectedSolution
+            updateConcentrationSpinnerVisibility(selectedSolution)
+        } else {
+            activity?.runOnUiThread {
+                binding.spinnerConcentration.visibility = View.GONE
+            }
+        }
+    }
+
+    private fun updateConcentrationSpinnerVisibility(selectedSolution: String) {
+        val shouldShowConcentration = selectedSolution in listOf("Tartrazine", "Acid Red")
+        activity?.runOnUiThread {
+            binding.spinnerConcentration.visibility =
+                if (shouldShowConcentration) View.VISIBLE else View.GONE
+        }
+    }
+
+    private fun setupConcentrationSpinner() {
+        val concentrationOptions = getConcentrationOptions()
+        val concentrationAdapter = createSpinnerAdapter(concentrationOptions)
+        binding.spinnerConcentration.apply {
+            adapter = concentrationAdapter
+            onItemSelectedListener = createConcentrationSelectionListener(concentrationOptions)
+        }
+    }
+
+    private fun getConcentrationOptions() = arrayOf(
+        selectConcentration, "65umol", "45umol", "22.5umol", "12.25umol",
+        "6.125umol", "75umol", "50umol", "25umol", "12.5umol", "6.25umol"
+    )
+
+    private fun createConcentrationSelectionListener(concentrationOptions: Array<String>) =
+        object : AdapterView.OnItemSelectedListener {
+            override fun onItemSelected(
+                parent: AdapterView<*>?, view: View?, position: Int, id: Long
+            ) {
+                val selectedValue = concentrationOptions[position]
+                if (selectedValue != selectConcentration) {
+                    DataHolder.hemoCubeTestData?.concentration = selectedValue
+                }
+            }
+
+            override fun onNothingSelected(parent: AdapterView<*>?) {
+                //Nothing
+            }
+        }
+
+    private fun setupVolumeSpinner() {
+        val volumeOptions = getVolumeOptions()
+        val volumeAdapter = createSpinnerAdapter(volumeOptions)
+        binding.spinnerVolume.apply {
+            adapter = volumeAdapter
+            onItemSelectedListener = createVolumeSelectionListener(volumeOptions)
+        }
+    }
+
+    private fun getVolumeOptions() =
+        arrayOf("Select volume", "1uml", "2uml", "4uml", "4.5uml", "5uml")
+
+    private fun setupAdminSpinner() {
+        val adminOptions = getAdminOptions()
+        val adminAdapter = createSpinnerAdapter(adminOptions)
+        binding.spinnerAdmin.apply {
+            adapter = adminAdapter
+            onItemSelectedListener = createAdminSelectionListener(adminOptions)
+        }
+    }
+
+    private fun getAdminOptions() = arrayOf(
+        "Select options", "Sickle-Cert-Buffer", "1 Abs Holo Filter",
+        "0.25 Abs Holo Filter", "Air Blank"
+    )
+
+    private fun createSpinnerAdapter(options: Array<String>): ArrayAdapter<String> {
+        return ArrayAdapter(requireContext(), R.layout.simple_spinner_item, options).apply {
+            setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
+        }
+    }
+
+    private fun loadSavedValues() {
+        loadSpinnerValue(Constants.QUICK_CAPTURE_SOLUTION, getSolutionOptions(), binding.spinnerSolutions)
+        loadSpinnerValue(Constants.QUICK_CAPTURE_CONCENTRATION, getConcentrationOptions(), binding.spinnerConcentration)
+        loadSpinnerValue(Constants.QUICK_CAPTURE_VOLUME, getVolumeOptions(), binding.spinnerVolume)
+        loadSpinnerValue(Constants.QUICK_CAPTURE_FOR_ADMIN, getAdminOptions(), binding.spinnerAdmin)
+    }
+
+    private fun loadSpinnerValue(key: String, options: Array<String>, spinner: Spinner) {
+        val savedValue = sharedPreferences.getString(key, "").toString()
+        val position = getPositionOfValue(savedValue, options.toList())
+        spinner.setSelection(position)
+    }
+
+    private fun setupSubmitButton() {
+        binding.btnSubmit.setOnClickListener {
+            if (!validateSelections()) return@setOnClickListener
+            updateTestData()
+            savePreferences()
+            navigateToHemocubeActivity()
+        }
+    }
+
+    private fun validateSelections(): Boolean {
+        val selectedSolution = binding.spinnerSolutions.selectedItem.toString()
+        val selectedConcentration = binding.spinnerConcentration.selectedItem.toString()
+        val selectedAdminOption = binding.spinnerAdmin.selectedItem.toString()
+
+        if (selectedSolution == selectSolution) {
+            showToast("Please select a solution")
+            return false
+        }
+
+        if (selectedConcentration == selectConcentration && binding.spinnerConcentration.isVisible) {
+            showToast("Please select a concentration")
+            return false
+        }
+
+        if (selectedAdminOption == "Select options" && binding.spinnerAdmin.isVisible) {
+            showToast("Please select a option")
+            return false
+        }
+
+        return true
+    }
+
+    private fun showToast(message: String) {
+        Toast.makeText(requireContext(), message, Toast.LENGTH_LONG).show()
+    }
+
+    private fun updateTestData() {
+        DataHolder.hemoCubeTestData?.apply {
+            quickCapture = true
+            _id = generateTestId()
+            solution = binding.spinnerSolutions.selectedItem.toString()
+            concentration = binding.spinnerConcentration.selectedItem.toString()
+            filter = binding.spinnerAdmin.selectedItem.toString()
+            name = determineTestName()
+        }
+
+        DataHolder.selectedTest = UserData().apply {
+            _id = DataHolder.hemoCubeTestData?._id.toString()
+            name = DataHolder.hemoCubeTestData?.name.toString()
+        }
+    }
+
+    private fun generateTestId(): String {
+        val currentUnixTime = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            Instant.now().epochSecond
+        } else {
+            ""
+        }
+        return "${currentUnixTime}SMI"
+    }
+
+    private fun determineTestName(): String {
+        val solution = binding.spinnerSolutions.selectedItem.toString()
+        return if (binding.spinnerConcentration.isVisible) {
+            "$solution ${binding.spinnerConcentration.selectedItem}"
+        } else {
+            solution
+        }
+    }
+
+    private fun savePreferences() {
+        with(sharedPreferences.edit()) {
+            putString(Constants.QUICK_CAPTURE_SOLUTION, DataHolder.hemoCubeTestData?.solution)
+            putString(Constants.QUICK_CAPTURE_CONCENTRATION, DataHolder.hemoCubeTestData?.concentration)
+            putString(Constants.QUICK_CAPTURE_VOLUME, DataHolder.hemoCubeTestData?.volume)
+            putString(Constants.QUICK_CAPTURE_FOR_ADMIN, DataHolder.hemoCubeTestData?.filter)
+            apply()
+        }
+    }
+
+    private fun navigateToHemocubeActivity() {
+        val intent = Intent(requireContext(), HemocubeActivity::class.java)
+        startActivity(intent)
+    }
+
+    private fun createVolumeSelectionListener(volumeOptions: Array<String>) =
+        object : AdapterView.OnItemSelectedListener {
+            override fun onItemSelected(
+                parent: AdapterView<*>?, view: View?, position: Int, id: Long
+            ) {
+                volumeOptions[position]
+            }
+
+            override fun onNothingSelected(parent: AdapterView<*>?) {
+                //Nothing
+            }
+        }
+
+    private fun createAdminSelectionListener(adminOptions: Array<String>) =
+        object : AdapterView.OnItemSelectedListener {
+            override fun onItemSelected(
+                parent: AdapterView<*>?, view: View?, position: Int, id: Long
+            ) {
+                adminOptions[position]
+            }
+
+            override fun onNothingSelected(parent: AdapterView<*>?) {
+                //Nothing
+            }
+        }
+
     fun <T> getPositionOfValue(value: T, data: List<T>?): Int {
         data?.let {
             for (i in it.indices) {
@@ -272,7 +315,6 @@ class AssuranceControlsFragment : Fragment() {
                 }
             }
         }
-
         return 0
     }
 }

app/src/main/java/com/example/hpostesting/presentation/autodac/AutoDacFragment.kt

@@ -44,74 +44,101 @@ class AutoDacFragment : Fragment() {
     private lateinit var sharedPreferences: SharedPreferences
     private var currentDeviceData: DeviceData? = null
     private var resultData: String = ""
- //   private val messages = MutableLiveData<String>()
     private var startListening = MutableLiveData(false)
 
     override fun onCreateView(
-        inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?,
+        inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?
     ): View {
         binding = FragmentAutoDacBinding.inflate(inflater, container, false)
-        sharedPreferences =
+        initSharedPreferences()
-            requireContext().getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
         return binding.root
     }
 
+    private fun initSharedPreferences() {
+        sharedPreferences = requireContext().getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
+    }
+
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         initViews()
-        observeViewModel()
+        setupObservers()
     }
 
     private fun initViews() {
-        binding.btnSubmit.visibility = View.GONE
+        setupInitialViewState()
+        setupClickListeners()
+        setupAdminControls()
         listenToHemoCube()
         getDeviceId()
-        binding.tvSubtitle4.movementMethod = ScrollingMovementMethod()
-        binding.btnSubmit.setOnClickListener {
-            resultData += "Calibrating the device...\n"
-            autoDacViewModel.messages.postValue(resultData)
-            testStatusCode = 0.5
-            binding.btnSubmit.visibility = View.GONE
-            runJCommand()
-        }
-        binding.btnReadDac.setOnClickListener {
-            readClick = true
-            binding.btnReadDac.visibility = View.GONE
-            runECommand()
-        }
-        if (sharedPreferences.getString(Constants.USER_ID, "").toString() == "ADMIN") {
-            binding.btnReadDac.visibility = View.VISIBLE
-        }else{
-            binding.btnReadDac.visibility = View.GONE
-        }
-
     }
 
-    private fun observeViewModel() {
+    private fun setupInitialViewState() {
-
+        binding.apply {
-        autoDacViewModel.deviceData.observe(viewLifecycleOwner) {
+            btnSubmit.visibility = View.GONE
-            currentDeviceData = it
+            tvSubtitle4.movementMethod = ScrollingMovementMethod()
         }
+    }
 
-        autoDacViewModel.messages.observe(viewLifecycleOwner) {
+    private fun setupClickListeners() {
-            binding.tvSubtitle4.text = it
+        binding.apply {
+            btnSubmit.setOnClickListener {
+                resultData += "Calibrating the device...\n"
+                autoDacViewModel.messages.postValue(resultData)
+                testStatusCode = 0.5
+                btnSubmit.visibility = View.GONE
+                sendHemoCubeCommand(HemoCubeCommands.J_COMMAND)
+            }
+            btnReadDac.setOnClickListener {
+                readClick = true
+                btnReadDac.visibility = View.GONE
+                sendHemoCubeCommand(HemoCubeCommands.LOAD_DAC_VALUES)
+            }
         }
+    }
 
-        autoDacViewModel.fireBaseUpload.observe(viewLifecycleOwner) { result ->
+    private fun setupAdminControls() {
-            if (result == "Success") {
+        binding.btnReadDac.visibility =
-                showToast("Auto Dac data uploaded successfully")
+            if (isAdminUser()) View.VISIBLE else View.GONE
-            }
+    }
-            if (result == "Local") {
-                showToast("Auto Dac uploading failed, note it down manually")
-            }
 
-            binding.progressBar.visibility = View.GONE
+    private fun isAdminUser(): Boolean =
+        sharedPreferences.getString(Constants.USER_ID, "") == "ADMIN"
+
+    private fun setupObservers() {
+        with(autoDacViewModel) {
+            deviceData.observe(viewLifecycleOwner) { currentDeviceData = it }
+            messages.observe(viewLifecycleOwner) { binding.tvSubtitle4.text = it }
+            fireBaseUpload.observe(viewLifecycleOwner) { handleFirebaseUploadResult(it) }
+        }
+    }
+
+    private fun handleFirebaseUploadResult(result: String) {
+        when (result) {
+            "Success" -> showToast("Auto Dac data uploaded successfully")
+            "Local" -> showToast("Auto Dac uploading failed, note it down manually")
+        }
+        binding.progressBar.visibility = View.GONE
+    }
+
+    private fun sendHemoCubeCommand(
+        command: HemoCubeCommands,
+        listener: UsbServiceListener = defaultUsbListener()
+    ) {
+        autoDacViewModel.progressBar.postValue(true)
+        (activity as AutoDacActivity).mService.sendAndListenToHemoCube(command, listener)
+    }
+
+    private fun defaultUsbListener() = object : UsbServiceListener {
+        override fun onUsbRead(data: ByteArray?) {
+            //Nothing
+        }
+        override fun onUsbError(e: Exception?) {
+            autoDacViewModel.progressBar.postValue(false)
         }
     }
 
     private fun getDeviceId() {
-        autoDacViewModel.progressBar.postValue(true)
+        sendHemoCubeCommand(
-        (activity as AutoDacActivity).mService.sendAndListenToHemoCube(
             HemoCubeCommands.DEVICE_CONFIGURATION_COMMAND,
             object : UsbServiceListener {
                 override fun onUsbRead(data: ByteArray?) {
@@ -125,257 +152,143 @@ class AutoDacFragment : Fragment() {
                 override fun onUsbError(e: Exception?) {
                     autoDacViewModel.progressBar.postValue(false)
                 }
-            })
+            }
-    }
+        )
-    private fun runJCommand() {
-        autoDacViewModel.progressBar.postValue(true)
-        (activity as AutoDacActivity).mService.sendAndListenToHemoCube(
-            HemoCubeCommands.J_COMMAND,
-            object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {
-                }
-
-                override fun onUsbError(e: Exception?) {
-                    autoDacViewModel.progressBar.postValue(false)
-                }
-            })
-    }
-    private fun runDCommand() {
-        autoDacViewModel.progressBar.postValue(true)
-        (activity as AutoDacActivity).mService.sendAndListenToHemoCube(
-            HemoCubeCommands.DIAGNOSTICS_COMMAND,
-            object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {
-                }
-
-                override fun onUsbError(e: Exception?) {
-                    autoDacViewModel.progressBar.postValue(false)
-                }
-            })
-    }
-    private fun runCCommand() {
-        autoDacViewModel.progressBar.postValue(true)
-        (activity as AutoDacActivity).mService.sendAndListenToHemoCube(
-            HemoCubeCommands.AUTO_DAC_COMMAND,
-            object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {
-                }
-
-                override fun onUsbError(e: Exception?) {
-                    autoDacViewModel.progressBar.postValue(false)
-                }
-            })
-    }
-    private fun runGCommand() {
-        autoDacViewModel.progressBar.postValue(true)
-        (activity as AutoDacActivity).mService.sendAndListenToHemoCube(
-            HemoCubeCommands.SET_AUTO_DAC_TO_EPROM_COMMAND,
-            object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {
-                }
-
-                override fun onUsbError(e: Exception?) {
-                    autoDacViewModel.progressBar.postValue(false)
-                }
-            })
-    }
-    private fun runECommand() {
-        autoDacViewModel.progressBar.postValue(true)
-        (activity as AutoDacActivity).mService.sendAndListenToHemoCube(
-            HemoCubeCommands.LOAD_DAC_VALUES,
-            object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {
-                }
-
-                override fun onUsbError(e: Exception?) {
-                    autoDacViewModel.progressBar.postValue(false)
-                }
-            })
-    }
-
-
-    private fun setAutoDacValuesCommand() {
-        autoDacViewModel.progressBar.postValue(true)
-        (activity as AutoDacActivity).mService.sendAndListenToHemoCube(
-            HemoCubeCommands.SET_AUTO_DAC_TO_EPROM_COMMAND,
-            object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {
-                }
-
-                override fun onUsbError(e: Exception?) {
-                    autoDacViewModel.progressBar.postValue(false)
-                }
-            })
-    }
-
-    private fun readCurrentDACValuesCommand() {
-        autoDacViewModel.progressBar.postValue(true)
-        (activity as AutoDacActivity).mService.sendAndListenToHemoCube(
-            HemoCubeCommands.READ_DAC_COMMAND,
-            object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {
-                }
-
-                override fun onUsbError(e: Exception?) {
-                    autoDacViewModel.progressBar.postValue(false)
-                }
-            })
     }
 
     private fun listenToHemoCube() {
-
-        val fullReadOutput = StringBuilder()
         startListening.postValue(true)
-
         try {
-            (activity as AutoDacActivity).mService.listenToHemoCube(object :
+            (activity as AutoDacActivity).mService.listenToHemoCube(
-                UsbServiceListener {
+                object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {
+                    override fun onUsbRead(data: ByteArray?) {
-                    data?.let {
+                        data?.let { handleHemoCubeData(String(it)) }
-                        val stringData = String(it)
-                        fullReadOutput.append(stringData)
-                        resultData += stringData
-                        if (sharedPreferences.getString(Constants.USER_ID, "").toString() == "ADMIN") {
-                            autoDacViewModel.messages.postValue(resultData)
-                        }
-                       // binding.tvSubtitle4.text = resultData
-                        if (stringData.contains("SN")) {
-                            val slData = stringData.split(" ")
-                            if (slData.size > 1) {
-                                val hardwareId = slData[1].trim()
-//                                with(sharedPreferences.edit()) {
-//                                    putString(Constants.DEVICE_ID, hardwareId)
-//                                    apply()
-//                                }
-                            }
-                            activity?.runOnUiThread {
-                                binding.btnSubmit.visibility = View.VISIBLE
-                            }
-                        }
-                    }
-                    if (resultData.contains("#JC") && testStatusCode < 1.0) {
-                        testStatusCode = 1.1
-                        runDCommand()
-                    }
-                    if (resultData.contains("#DC") && testStatusCode < 1.2) {
-                        testStatusCode = 1.3
-                        if(validateDacValues()){
-                            if (sharedPreferences.getString(Constants.USER_ID, "").toString() == "ADMIN") {
-                                resultData += "Calibrating the device, Please wait...\n"
-                            }else{
-                                resultData = "Calibrating the device, Please wait...\n"
-                            }
-                            autoDacViewModel.messages.postValue(resultData)
-                            runCCommand()
-                        }else{
-                            activity?.runOnUiThread {
-                                if (sharedPreferences.getString(Constants.USER_ID, "").toString() == "ADMIN") {
-                                    resultData += "Calibration failed!\nContact us for help at support@sminnovations.in"
-                                }else{
-                                    resultData = "Calibration failed!\nContact us for help at support@sminnovations.in"
-                                }
-                                autoDacViewModel.messages.postValue(resultData)
-                                binding.btnReadDac.visibility = View.GONE
-                            }
-                        }
-                    }
-                    if (resultData.contains("#GC") && testStatusCode < 1.6) {
-                        testStatusCode = 1.7
-                        runECommand()
-                    }
-                    if (resultData.contains("#EC") && testStatusCode < 1.8) {
-                        testStatusCode = 1.9
-                        if (sharedPreferences.getString(Constants.USER_ID, "").toString() == "ADMIN") {
-                            resultData += "Calibration Completed\n"
-                        }else{
-                            resultData = "Calibration Completed\n"
-                        }
-                        autoDacViewModel.messages.postValue(resultData)
-                        activity?.runOnUiThread {
-                            Toast.makeText(requireActivity(), "Calibration completed", Toast.LENGTH_LONG).show()
-                            binding.ivCheck.visibility = View.VISIBLE
-                        }
-                    }
-                    if (resultData.contains("#EC") && readClick && testStatusCode < 2.1) {
-                        testStatusCode = 2.2
-                        readCurrentDACValuesCommand()
-                    }
-                    if (resultData.contains("#CC") && testStatusCode < 1.4) {
-                        testStatusCode = 1.5
-                        setAutoDacValuesCommand()
-                        autoDacViewModel.addAutoDacDataToDb(
-                            DiagnosticsData(
-                                deviceId = sharedPreferences.getString(Constants.DEVICE_ID, "")
-                                    .toString(),
-                                devicePassword = sharedPreferences.getString(
-                                    Constants.DEVICE_PASSWORD_API,
-                                    ""
-                                ).toString(),
-                                deviceNatsToken = sharedPreferences.getString(
-                                    Constants.NATS_TOKEN,
-                                    ""
-                                ).toString(),
-                                accessToken = sharedPreferences.getString(
-                                    Constants.ACCESS_TOKEN,
-                                    ""
-                                ).toString(),
-                                deviceData = resultData,
-                                runTime = SimpleDateFormat(
-                                    "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
-                                ).format(Calendar.getInstance().time)
-                            )
-                        )
-
                     }
 
-                    if (resultData.contains("#WC")) {
+                    override fun onUsbError(e: Exception?) {
-                        showToast("DAC Values saved to EPROM")
+                        autoDacViewModel.progressBar.postValue(false)
                     }
                 }
-
+            )
-                override fun onUsbError(e: Exception?) {
-                    autoDacViewModel.progressBar.postValue(false)
-                }
-            })
         } catch (e: Exception) {
             Firebase.crashlytics.recordException(e)
         }
     }
-    fun extractSubstring(input: String): String {
+
-        val regex = "#CS(.*?)#CC".toRegex()
+    private fun handleHemoCubeData(stringData: String) {
-        val matchResult = regex.find(input)
+        resultData += stringData
-        return matchResult?.groups?.get(1)?.value?.trim() ?: ""
+        if (isAdminUser()) {
+            autoDacViewModel.messages.postValue(resultData)
+        }
+
+        when {
+            stringData.contains("SN") -> handleSerialNumber(stringData)
+            resultData.contains("#JC") && testStatusCode < 1.0 -> handleJCommandResponse()
+            resultData.contains("#DC") && testStatusCode < 1.2 -> handleDCommandResponse()
+            resultData.contains("#GC") && testStatusCode < 1.6 -> handleGCommandResponse()
+            resultData.contains("#EC") && testStatusCode < 1.8 -> handleECommandResponse()
+            resultData.contains("#EC") && readClick && testStatusCode < 2.1 -> handleReadClickResponse()
+            resultData.contains("#CC") && testStatusCode < 1.4 -> handleCCommandResponse()
+            resultData.contains("#WC") -> showToast("DAC Values saved to EPROM")
+        }
     }
+
+    private fun handleSerialNumber(stringData: String) {
+        stringData.split(" ").getOrNull(1)?.trim()?.let { _ ->
+            // Commented as per original code
+            // saveHardwareId(hardwareId)
+        }
+        activity?.runOnUiThread {
+            binding.btnSubmit.visibility = View.VISIBLE
+        }
+    }
+
+    private fun handleJCommandResponse() {
+        testStatusCode = 1.1
+        sendHemoCubeCommand(HemoCubeCommands.DIAGNOSTICS_COMMAND)
+    }
+
+    private fun handleDCommandResponse() {
+        testStatusCode = 1.3
+        if (validateDacValues()) {
+            val message = if (isAdminUser()) {
+                resultData += "Calibrating the device, Please wait...\n"
+                resultData
+            } else {
+                "Calibrating the device, Please wait...\n"
+            }
+            autoDacViewModel.messages.postValue(message)
+            sendHemoCubeCommand(HemoCubeCommands.AUTO_DAC_COMMAND)
+        } else {
+            handleCalibrationFailure()
+        }
+    }
+
+    private fun handleCalibrationFailure() {
+        activity?.runOnUiThread {
+            val message = if (isAdminUser()) {
+                resultData += "Calibration failed!\nContact us for help at support@sminnovations.in"
+                resultData
+            } else {
+                "Calibration failed!\nContact us for help at support@sminnovations.in"
+            }
+            autoDacViewModel.messages.postValue(message)
+            binding.btnReadDac.visibility = View.GONE
+        }
+    }
+
+    private fun handleGCommandResponse() {
+        testStatusCode = 1.7
+        sendHemoCubeCommand(HemoCubeCommands.LOAD_DAC_VALUES)
+    }
+
+    private fun handleECommandResponse() {
+        testStatusCode = 1.9
+        val message = if (isAdminUser()) {
+            resultData += "Calibration Completed\n"
+            resultData
+        } else {
+            "Calibration Completed\n"
+        }
+        autoDacViewModel.messages.postValue(message)
+        activity?.runOnUiThread {
+            showToast("Calibration completed")
+            binding.ivCheck.visibility = View.VISIBLE
+        }
+    }
+
+    private fun handleReadClickResponse() {
+        testStatusCode = 2.2
+        sendHemoCubeCommand(HemoCubeCommands.READ_DAC_COMMAND)
+    }
+
+    private fun handleCCommandResponse() {
+        testStatusCode = 1.5
+        sendHemoCubeCommand(HemoCubeCommands.SET_AUTO_DAC_TO_EPROM_COMMAND)
+        uploadAutoDacData()
+    }
+
+    private fun uploadAutoDacData() {
+        autoDacViewModel.addAutoDacDataToDb(
+            DiagnosticsData(
+                deviceId = sharedPreferences.getString(Constants.DEVICE_ID, "").toString(),
+                devicePassword = sharedPreferences.getString(Constants.DEVICE_PASSWORD_API, "").toString(),
+                deviceNatsToken = sharedPreferences.getString(Constants.NATS_TOKEN, "").toString(),
+                accessToken = sharedPreferences.getString(Constants.ACCESS_TOKEN, "").toString(),
+                deviceData = resultData,
+                runTime = SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault())
+                    .format(Calendar.getInstance().time)
+            )
+        )
+    }
+
     private fun validateDacValues(): Boolean {
         val pattern = Regex("(LED:\\d+)__DAC:(\\d+)__ADC:(\\d+)")
-        val matches = pattern.findAll(resultData)
+        return pattern.findAll(resultData).none { match ->
-        for (match in matches) {
-            val ledName = match.groupValues[1]
             val xValue = match.groupValues[2].toDouble()
             val yValue = match.groupValues[3].toDouble()
-
+            xValue == 3200.0 && yValue < 500.0
-            if(xValue == 3200.0){
-                if(yValue < 500.0){
-                    return false
-                }
-            }
         }
-        return true
-    }
-
-    fun parseData(inputData: List<String>): List<Pair<String, String>> {
-        val pattern = Regex("([A-Z]+)\\s(\\d+)")
-        val parsedData = mutableListOf<Pair<String, String>>()
-
-        for (item in inputData) {
-            val matchResult = pattern.find(item)
-            if (matchResult != null) {
-                val (letters, numbers) = matchResult.destructured
-                parsedData.add(Pair(letters, numbers))
-            }
-        }
-
-        return parsedData
     }
 
     private fun showToast(message: String) {

app/src/main/java/com/example/hpostesting/presentation/autodac/AutoDacViewModel.kt

@@ -45,7 +45,7 @@ class AutoDacViewModel @Inject constructor(
     fun addAutoDacDataToDb(data: DiagnosticsData) {
         viewModelScope.launch {
             try {
-                when (val response = repository.addDiagnostics(data)) {
+                when (repository.addDiagnostics(data)) {
                     is Response.Success -> {
                         fireBaseUpload.postValue("Success")
                     }

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

@@ -42,7 +42,7 @@ import java.util.UUID
 import kotlin.math.log10
 
 class HemoCubeBufferCheckFragment : Fragment() {
-
+    private val kitFailed = "Kit Failed"
     private lateinit var binding: FragmentHemoCubeReferenceBinding
     private val hemoCubeViewModel: HemoCubeViewModel by activityViewModels()
     private lateinit var sharedPreferences: SharedPreferences
@@ -178,6 +178,7 @@ class HemoCubeBufferCheckFragment : Fragment() {
                 }
 
                 override fun onUsbError(e: Exception?) {
+                    //nothing
                 }
             })
         } catch (e: Exception) {
@@ -402,27 +403,27 @@ class HemoCubeBufferCheckFragment : Fragment() {
         }
     }
 
-    private fun findResult(calculatedRatio: Double?): String {
+//    private fun findResult(calculatedRatio: Double?): String {
-        try {
+//        try {
-            hemoCubeViewModel.messages.postValue("result classification")
+//            hemoCubeViewModel.messages.postValue("result classification")
-            if (calculatedRatio != null) {
+//            if (calculatedRatio != null) {
-                if (calculatedRatio < 0.05) return "Inconclusive. Very low Absorbance - Repeat test with Higher Blood Volume"
+//                if (calculatedRatio < 0.05) return "Inconclusive. Very low Absorbance - Repeat test with Higher Blood Volume"
-                if (calculatedRatio in 0.05..0.155) return "Normal"
+//                if (calculatedRatio in 0.05..0.155) return "Normal"
-                if (calculatedRatio in 0.155..0.175) return "Negative Borderline. Repeat Test"
+//                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 0.175..0.22) return "Sickle Cell Trait"
-                if (calculatedRatio in 0.22..0.25) return "Positive for Sickle Cell. HPLC for Confirmation"
+//                if (calculatedRatio in 0.22..0.25) return "Positive for Sickle Cell. HPLC for Confirmation"
-                if (calculatedRatio in 0.25..0.35) return "Sickle Cell Disease"
+//                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"
+//                if (calculatedRatio > 0.35) return "Inconclusive. Repeat with test with lower volume of blood"
-            } else {
+//            } else {
-                return "INVALID"
+//                return "INVALID"
-            }
+//            }
-        } catch (e: Exception) {
+//        } catch (e: Exception) {
-            showToast(R.string.error_classification)
+//            showToast(R.string.error_classification)
-            Firebase.crashlytics.recordException(e)
+//            Firebase.crashlytics.recordException(e)
-            return "ERROR"
+//            return "ERROR"
-        }
+//        }
-        return "INVALID"
+//        return "INVALID"
-    }
+//    }
 
     private fun absorbanceBasedClassification(predictedDenovixRatio: Double?): String {
         try {
@@ -430,9 +431,9 @@ class HemoCubeBufferCheckFragment : Fragment() {
             if (predictedDenovixRatio != null) {
                 if (predictedDenovixRatio in 0.0..0.16) return "Kit Passed"
                 if (predictedDenovixRatio in 0.16..0.165) return "Kit Passed"
-                if (predictedDenovixRatio in 0.165..0.235) return "Kit Failed"
+                if (predictedDenovixRatio in 0.165..0.235) return kitFailed
-                if (predictedDenovixRatio in 0.235..0.24) return "Kit Failed"
+                if (predictedDenovixRatio in 0.235..0.24) return kitFailed
-                if (predictedDenovixRatio in 0.24..1.0) return "Kit Failed"
+                if (predictedDenovixRatio in 0.24..1.0) return kitFailed
             } else {
                 return "INVALID"
             }
@@ -460,9 +461,12 @@ class HemoCubeBufferCheckFragment : Fragment() {
 
         (activity as HemocubeBufferCheckActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.START_BUFFER_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
+                    //nothing
                 }
             })
     }
@@ -474,9 +478,12 @@ class HemoCubeBufferCheckFragment : Fragment() {
 
         (activity as HemocubeBufferCheckActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.START_SAMPLE,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
+                    //nothing
                 }
             })
     }
@@ -504,18 +511,21 @@ class HemoCubeBufferCheckFragment : Fragment() {
 
         (activity as HemocubeBufferCheckActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.PRINT_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
+                    //nothing
                 }
             })
     }
-
+//
-    private fun calculateRatio(ratio: Double): Double {
+//    private fun calculateRatio(ratio: Double): Double {
-        val coefficient1 = currentDeviceData?.coefficients?.get(0) ?: 0.0
+//        val coefficient1 = currentDeviceData?.coefficients?.get(0) ?: 0.0
-        val coefficient2 = currentDeviceData?.coefficients?.get(1) ?: 1.0
+//        val coefficient2 = currentDeviceData?.coefficients?.get(1) ?: 1.0
-        return coefficient1 * ratio + coefficient2
+//        return coefficient1 * ratio + coefficient2
-    }
+//    }
 
     private fun isSerialValid(s: String): Boolean {
         if (s.length != 17) {

app/src/main/java/com/example/hpostesting/presentation/calibration/CalibrationFragment.kt

@@ -75,9 +75,11 @@ class CalibrationFragment : Fragment() {
         val etLed1Slope = binding.etLed1Slope
         etLed1Slope.addTextChangedListener(object : TextWatcher {
             override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
+                //nothing
             }
 
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
+                //nothing
             }
 
             override fun afterTextChanged(s: Editable?) {
@@ -87,9 +89,11 @@ class CalibrationFragment : Fragment() {
         val etLed1Intercept = binding.etLed1Intercept
         etLed1Intercept.addTextChangedListener(object : TextWatcher {
             override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
+                //nothing
             }
 
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
+                //nothing
             }
 
             override fun afterTextChanged(s: Editable?) {
@@ -100,9 +104,11 @@ class CalibrationFragment : Fragment() {
         val etLed2Slope = binding.etLed2Slope
         etLed2Slope.addTextChangedListener(object : TextWatcher {
             override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
+                //nothing
             }
 
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
+                //nothing
             }
 
             override fun afterTextChanged(s: Editable?) {
@@ -112,9 +118,11 @@ class CalibrationFragment : Fragment() {
         val etLed2Intercept = binding.etLed2Intercept
         etLed2Intercept.addTextChangedListener(object : TextWatcher {
             override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
+                //nothing
             }
 
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
+                //nothing
             }
 
             override fun afterTextChanged(s: Editable?) {
@@ -125,9 +133,11 @@ class CalibrationFragment : Fragment() {
         val etLed3Slope = binding.etLed3Slope
         etLed3Slope.addTextChangedListener(object : TextWatcher {
             override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
+                //nothing
             }
 
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
+                //nothing
             }
 
             override fun afterTextChanged(s: Editable?) {
@@ -137,9 +147,11 @@ class CalibrationFragment : Fragment() {
         val etLed3Intercept = binding.etLed3Intercept
         etLed3Intercept.addTextChangedListener(object : TextWatcher {
             override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
+                //nothing
             }
 
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
+                //nothing
             }
 
             override fun afterTextChanged(s: Editable?) {
@@ -150,9 +162,11 @@ class CalibrationFragment : Fragment() {
         val etLed4Slope = binding.etLed4Slope
         etLed4Slope.addTextChangedListener(object : TextWatcher {
             override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
+                //nothing
             }
 
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
+                //nothing
             }
 
             override fun afterTextChanged(s: Editable?) {
@@ -162,9 +176,11 @@ class CalibrationFragment : Fragment() {
         val etLed4Intercept = binding.etLed4Intercept
         etLed4Intercept.addTextChangedListener(object : TextWatcher {
             override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
+                //nothing
             }
 
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
+                //nothing
             }
 
             override fun afterTextChanged(s: Editable?) {

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

@@ -13,27 +13,12 @@
 
 package com.example.hpostesting.presentation.dashboard
 
-import android.content.Context
-import android.content.SharedPreferences
-import android.os.BatteryManager
 import android.os.Bundle
-import android.util.Log
-import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import androidx.fragment.app.activityViewModels
+import androidx.fragment.app.Fragment
-import com.example.hpostesting.data.constant.Constants
-import com.example.hpostesting.data.constant.DataHolder
-import com.example.hpostesting.data.model.patient.HemoCubeTestData
-import com.example.hpostesting.presentation.adapter.OfflineUserListAdapter
-import com.example.hpostesting.presentation.adapter.UserListAdapter
-import com.example.hpostesting.presentation.hemocube.HemoCubeViewModel
-import com.example.hpostesting.presentation.testRight.TestRightViewModel
-import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.FragmentAboutBinding
-import `in`.sminnovations.hpostesting.databinding.FragmentActivitiesBinding
-import `in`.sminnovations.hpostesting.databinding.FragmentHomeBinding
 
 class AboutFragment : Fragment() {
     private lateinit var binding: FragmentAboutBinding

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

@@ -23,7 +23,6 @@ import android.os.Build
 import android.os.Bundle
 import android.util.Log
 import android.view.Menu
-import android.widget.Toast
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.FileProvider
@@ -54,7 +53,7 @@ import java.io.File
 import java.security.MessageDigest
 import javax.inject.Inject
 
-interface NatsMessageCallback {
+fun interface NatsMessageCallback {
     fun onMessageReceived(topic: String, message: String)
 }
 
@@ -77,7 +76,6 @@ class DashboardActivity : AppCompatActivity(), IDataCollector {
     lateinit var nats: NatsManager
 
     private var downloadId: Long = 0
-    // TODO: Remove hemocube viewmodel
     private val hemocubeViewModel: HemoCubeViewModel by viewModels()
 
     override fun attachBaseContext(newBase: Context?) {
@@ -211,7 +209,10 @@ class DashboardActivity : AppCompatActivity(), IDataCollector {
 
             var apk = it
             val file = File(getExternalFilesDir("Downloads"), "update.apk")
-            file.setReadable(true, false)
+            val isReadable = file.setReadable(true, false)
+            if (!isReadable) {
+                Log.w(TAG, "Failed to set file readable")
+            }
 
             // Write APK to file
             apk.byteStream().use { input ->
@@ -291,7 +292,7 @@ class DashboardActivity : AppCompatActivity(), IDataCollector {
         return actualChecksum.equals(expectedChecksum, ignoreCase = true)
     }
     private fun installApk(file: File) {
-        val pInfo = baseContext.packageManager.getPackageInfo(baseContext.packageName, 0)
+        baseContext.packageManager.getPackageInfo(baseContext.packageName, 0)
         val uri: Uri = FileProvider.getUriForFile(
             this,
             "${BuildConfig.APPLICATION_ID}.fileprovider",
@@ -377,11 +378,11 @@ class DashboardActivity : AppCompatActivity(), IDataCollector {
 //        }
     }
 
-    private fun createDeviceUpdateRequestData(): DeviceUpdateRequest {
+//    private fun createDeviceUpdateRequestData(): DeviceUpdateRequest {
-        return DeviceUpdateRequest(
+//        return DeviceUpdateRequest(
-            serial_no = sharedPreferences.getString(Constants.DEVICE_ID, "")
+//            serial_no = sharedPreferences.getString(Constants.DEVICE_ID, "")
-        )
+//        )
-    }
+//    }
     private fun getAppVersion(context: Context): String {
         return try {
             val pInfo = context.packageManager.getPackageInfo(context.packageName, 0)

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

@@ -116,6 +116,7 @@ class GalleryFragment : Fragment() {
         binding.btnUsbTerminal.setOnClickListener {
             startActivity(Intent(requireContext(), UsbTerminalActivity::class.java))
         }
+
         binding.btnSubmit.setOnClickListener {
             startActivity(Intent(requireContext(), HemocubeBufferCheckActivity::class.java))
         }

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

@@ -165,7 +165,7 @@ class PrefsFragment : PreferenceFragmentCompat(){
                         }
                     }
                 } else {
-
+                    //nothing
                 }
                 true
             }
@@ -243,12 +243,12 @@ class PrefsFragment : PreferenceFragmentCompat(){
     }
 
 
-    private fun switchCurrentServer(serverCode: String) {
+//    private fun switchCurrentServer(serverCode: String) {
-        Toast.makeText(requireContext(), "Switched to server: $serverCode", Toast.LENGTH_SHORT)
+//        Toast.makeText(requireContext(), "Switched to server: $serverCode", Toast.LENGTH_SHORT)
-            .show()
+//            .show()
-        currentServerPreference.summary = "Current Server: $serverCode"
+//        currentServerPreference.summary = "Current Server: $serverCode"
-
+//
-    }
+//    }
 
     private fun updateLanguage(context: Context, languageCode: String) {
         LanguageManager.persistLanguagePreference(context, languageCode)

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

@@ -13,17 +13,10 @@
 
 package com.example.hpostesting.presentation.dashboard.ui
 
-import com.example.hpostesting.util.SecureStorage
 import android.accounts.Account
 import android.accounts.AccountManager
-import android.annotation.SuppressLint
 import android.content.Context
 import android.content.SharedPreferences
-import android.location.Location
-import android.location.LocationListener
-import android.location.LocationManager
-import android.net.ConnectivityManager
-import android.net.NetworkCapabilities
 import android.os.Build
 import android.os.Bundle
 import android.util.Log
@@ -38,14 +31,9 @@ import androidx.navigation.fragment.findNavController
 import com.example.hpostesting.data.constant.Constants
 import com.example.hpostesting.data.constant.DataHolder
 import com.example.hpostesting.util.AppInitializer
+import com.example.hpostesting.util.SecureStorage
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.FragmentLoginBinding
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.GlobalScope
-import kotlinx.coroutines.launch
-import java.net.HttpURLConnection
-import java.net.URL
-import java.util.Scanner
 
 
 class LoginFragment : Fragment() {
@@ -210,106 +198,108 @@ class LoginFragment : Fragment() {
     }
 
     /** Check if we can get our location  */
-    @SuppressLint("MissingPermission")
+   // @SuppressLint("MissingPermission")
-    fun checkLocation() {
+//    fun checkLocation() {
-        // Get the location manager
+//        // Get the location manager
-        val locationManager = requireActivity().getSystemService(Context.LOCATION_SERVICE) as LocationManager
+//        val locationManager = requireActivity().getSystemService(Context.LOCATION_SERVICE) as LocationManager
-        val locationProviderWifi = LocationManager.NETWORK_PROVIDER
+//        val locationProviderWifi = LocationManager.NETWORK_PROVIDER
-        val locationProviderGPS = LocationManager.GPS_PROVIDER
+//        val locationProviderGPS = LocationManager.GPS_PROVIDER
-        val locationListenerNetwork: LocationListener
+//        val locationListenerNetwork: LocationListener
-        val locationListenerGPS: LocationListener
+//        val locationListenerGPS: LocationListener
-        var gps_enabled = false
+//        var gps_enabled = false
-        var network_enabled = false
+//        var network_enabled = false
-
+//
-        //check wifi
+//        //check wifi
-        val connectivityManager = requireActivity().getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
+//        val connectivityManager = requireActivity().getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
-        val mWifi = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI)
+//        val mWifi = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI)
-        if (mWifi!!.isConnected) {
+//        if (mWifi!!.isConnected) {
-            Log.d(TAG, "Wifi connected")
+//            Log.d(TAG, "Wifi connected")
-        }
+//        }
-
+//
-        //check gps and wifi availability
+//        //check gps and wifi availability
-        try {
+//        try {
-            gps_enabled = locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)
+//            gps_enabled = locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER)
-        } catch (ex: Exception) {
+//        } catch (ex: Exception) {
-        }
+//            //nothing
-        try {
+//        }
-            network_enabled = locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)
+//        try {
-        } catch (ex: Exception) {
+//            network_enabled = locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)
-        }
+//        } catch (ex: Exception) {
-        if (!gps_enabled) {
+//            //nothing
-            Log.d(TAG, "GPS: Missing")
+//        }
-        }else{
+//        if (!gps_enabled) {
-//            getPublicIpAddr { ipAddress ->
+//            Log.d(TAG, "GPS: Missing")
-//                // Do something with the ipAddress
+//        }else{
-//                Log.d(TAG, "GPS: PRESENT"+ipAddress)
+////            getPublicIpAddr { ipAddress ->
+////                // Do something with the ipAddress
+////                Log.d(TAG, "GPS: PRESENT"+ipAddress)
+////            }
+//        }
+//        if (!network_enabled) {
+//            Log.d(TAG, "Network: Missing")
+//        }
+//
+//        /* Location change listeners */try {
+//            Log.d(TAG, "GPS: PRESENT TRy")
+//            // Define a listener that responds to gps location updates
+//            locationListenerGPS = object : LocationListener {
+//                override fun onLocationChanged(location: Location) {
+//                    Log.d(TAG, "GPS: PRESENT loc")
+//                    Log.d(
+//                        TAG,
+//                        "GPS: Latitude: " + location.latitude + ", Longitude = " + location.longitude
+//                    )
+//                }
+//
+//                override fun onStatusChanged(provider: String, status: Int, extras: Bundle) {
+//                    Log.d(TAG, "GP location found 1")
+//                }
+//
+//                override fun onProviderEnabled(provider: String) {
+//                    Log.d(TAG, "GP location found 2")
+//                }
+//
+//                override fun onProviderDisabled(provider: String) {
+//                    Log.d(TAG, "GP location found 3")
+//                }
 //            }
-        }
+//            locationManager.requestLocationUpdates(locationProviderGPS, 0, 0f, locationListenerGPS)
-        if (!network_enabled) {
+//            Log.d(TAG, "GPS: PRESENT Req")
-            Log.d(TAG, "Network: Missing")
+//        } catch (e: Exception) {
-        }
+//            Log.e(TAG, "Location Exception: " + e.message)
-
+//        }
-        /* Location change listeners */try {
+//        try {
-            Log.d(TAG, "GPS: PRESENT TRy")
+//            // Define a listener that responds to wifi location updates
-            // Define a listener that responds to gps location updates
+//            locationListenerNetwork = object : LocationListener {
-            locationListenerGPS = object : LocationListener {
+//                override fun onLocationChanged(location: Location) {
-                override fun onLocationChanged(location: Location) {
+//                    Log.d(
-                    Log.d(TAG, "GPS: PRESENT loc")
+//                        TAG,
-                    Log.d(
+//                        "NW: Latitude: " + location.latitude + ", Longitude = " + location.longitude
-                        TAG,
+//                    )
-                        "GPS: Latitude: " + location.latitude + ", Longitude = " + location.longitude
+//                }
-                    )
+//
-                }
+//                override fun onStatusChanged(provider: String, status: Int, extras: Bundle) {
-
+//                    Log.d(TAG, "location found 1")
-                override fun onStatusChanged(provider: String, status: Int, extras: Bundle) {
+//                }
-                    Log.d(TAG, "GP location found 1")
+//
-                }
+//                override fun onProviderEnabled(provider: String) {
-
+//                    Log.d(TAG, "location found 2")
-                override fun onProviderEnabled(provider: String) {
+//                }
-                    Log.d(TAG, "GP location found 2")
+//
-                }
+//                override fun onProviderDisabled(provider: String) {
-
+//                    Log.d(TAG, "location found 3")
-                override fun onProviderDisabled(provider: String) {
+//                }
-                    Log.d(TAG, "GP location found 3")
+//            }
-                }
+//            locationManager.requestLocationUpdates(
-            }
+//                locationProviderWifi,
-            locationManager.requestLocationUpdates(locationProviderGPS, 0, 0f, locationListenerGPS)
+//                0,
-            Log.d(TAG, "GPS: PRESENT Req")
+//                0f,
-        } catch (e: Exception) {
+//                locationListenerNetwork
-            Log.e(TAG, "Location Exception: " + e.message)
+//            )
-        }
+//        } catch (e: Exception) {
-        try {
+//            Log.e(TAG, "NW Location Exception: " + e.message)
-            // Define a listener that responds to wifi location updates
+//        }
-            locationListenerNetwork = object : LocationListener {
+//    }
-                override fun onLocationChanged(location: Location) {
-                    Log.d(
-                        TAG,
-                        "NW: Latitude: " + location.latitude + ", Longitude = " + location.longitude
-                    )
-                }
-
-                override fun onStatusChanged(provider: String, status: Int, extras: Bundle) {
-                    Log.d(TAG, "location found 1")
-                }
-
-                override fun onProviderEnabled(provider: String) {
-                    Log.d(TAG, "location found 2")
-                }
-
-                override fun onProviderDisabled(provider: String) {
-                    Log.d(TAG, "location found 3")
-                }
-            }
-            locationManager.requestLocationUpdates(
-                locationProviderWifi,
-                0,
-                0f,
-                locationListenerNetwork
-            )
-        } catch (e: Exception) {
-            Log.e(TAG, "NW Location Exception: " + e.message)
-        }
-    }
 //    fun getPublicIpAddr(callback: (String) -> Unit) {
 //        GlobalScope.launch(Dispatchers.IO) {
 //            val url = URL("https://api.ipify.org")
@@ -329,40 +319,40 @@ class LoginFragment : Fragment() {
 //            }
 //        }
 //    }
-private fun getPublicIpAddr(callback: (String) -> Unit) {
+//private fun getPublicIpAddr(callback: (String) -> Unit) {
-    try {
+//    try {
-        GlobalScope.launch(Dispatchers.IO) {
+//        GlobalScope.launch(Dispatchers.IO) {
-            val url = URL("https://api.ipify.org")
+//            val url = URL("https://api.ipify.org")
-            val conn = url.openConnection() as HttpURLConnection
+//            val conn = url.openConnection() as HttpURLConnection
-            try {
+//            try {
-                conn.connect()
+//                conn.connect()
-                if (conn.responseCode == HttpURLConnection.HTTP_OK) {
+//                if (conn.responseCode == HttpURLConnection.HTTP_OK) {
-                    val scanner = Scanner(conn.inputStream)
+//                    val scanner = Scanner(conn.inputStream)
-                    scanner.useDelimiter("\\A")
+//                    scanner.useDelimiter("\\A")
-                    if (scanner.hasNext()) {
+//                    if (scanner.hasNext()) {
-                        val ipAddress = scanner.next()
+//                        val ipAddress = scanner.next()
-                        callback(ipAddress)
+//                        callback(ipAddress)
-                    }
+//                    }
-                }
+//                }
-            } finally {
+//            } finally {
-                conn.disconnect()
+//                conn.disconnect()
-            }
+//            }
-        }
+//        }
-    }catch (e: Exception){
+//    }catch (e: Exception){
-        Log.e(TAG,e.toString())
+//        Log.e(TAG,e.toString())
-    }
+//    }
-}
+//}
-    @SuppressLint("NewApi")
+//    @SuppressLint("NewApi")
-    private fun isInternetAvailable(): Boolean {
+//    private fun isInternetAvailable(): Boolean {
-        val connectivityManager = requireActivity().getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
+//        val connectivityManager = requireActivity().getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
-        val network = connectivityManager.activeNetwork ?: return false
+//        val network = connectivityManager.activeNetwork ?: return false
-        val networkCapabilities = connectivityManager.getNetworkCapabilities(network) ?: return false
+//        val networkCapabilities = connectivityManager.getNetworkCapabilities(network) ?: return false
-        return networkCapabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET)
+//        return networkCapabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET)
-    }
+//    }
-
+//
-    private fun checkUserName(userName: String): Boolean {
+//    private fun checkUserName(userName: String): Boolean {
-    return userName.isNotEmpty() && userName.length >= 3
+//    return userName.isNotEmpty() && userName.length >= 3
-}
+//}
 
     private fun checkCenterName(centerName: String): Boolean {
         return centerName.isNotEmpty() && centerName.length >= 3

app/src/main/java/com/example/hpostesting/presentation/deviceinfo/DeviceActivity.kt

@@ -29,14 +29,13 @@ import android.os.Bundle
 import android.os.IBinder
 import android.util.Log
 import android.view.Menu
-import android.view.MenuItem
 import android.widget.Toast
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.ContextCompat
 import androidx.core.view.get
-import com.example.hpostesting.data.constant.DataHolder
 import com.example.hpostesting.data.constant.Constants
+import com.example.hpostesting.data.constant.DataHolder
 import com.example.hpostesting.data.constant.HemoCubeCommands
 import com.example.hpostesting.data.constant.LanguageManager
 import com.example.hpostesting.presentation.utils.DeviceCommunicationHandler

app/src/main/java/com/example/hpostesting/presentation/deviceinfo/DeviceFragment.kt

@@ -89,6 +89,7 @@ class DeviceFragment : Fragment() {
             object : UsbServiceListener {
                 @SuppressLint("SetTextI18n")
                 override fun onUsbRead(data: ByteArray?) {
+                    //nothing
                 }
 
                 override fun onUsbError(e: Exception?) {

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

@@ -17,7 +17,6 @@ import android.content.Context
 import android.content.Intent
 import android.content.SharedPreferences
 import android.os.Bundle
-import android.os.Environment
 import android.provider.Settings
 import android.util.Log
 import android.view.LayoutInflater
@@ -27,20 +26,18 @@ import android.widget.Toast
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.lifecycle.MutableLiveData
-import com.example.hpostesting.util.Result
 import com.example.hpostesting.data.constant.Constants
 import com.example.hpostesting.data.constant.HemoCubeCommands
 import com.example.hpostesting.data.model.deviceprovision.DeviceProvisionRequest
 import com.example.hpostesting.data.model.patient.DeviceData
 import com.example.hpostesting.encryption.Encryption
-import com.example.hpostesting.presentation.utils.UsbServiceListener
 import com.example.hpostesting.presentation.dashboard.DashboardActivity
-import com.google.android.gms.ads.identifier.AdvertisingIdClient
+import com.example.hpostesting.presentation.utils.UsbServiceListener
+import com.example.hpostesting.util.Result
 import com.google.firebase.crashlytics.ktx.crashlytics
 import com.google.firebase.ktx.Firebase
 import `in`.sminnovations.hpostesting.databinding.FragmentDeviceProvisionBinding
 import java.io.File
-import java.io.FileOutputStream
 
 class DeviceProvisionFragment : Fragment() {
     private var resultData: String = ""
@@ -175,7 +172,9 @@ class DeviceProvisionFragment : Fragment() {
                     binding.btnSubmit.visibility = View.GONE
                 }
 
-                else -> {}
+                else -> {
+                    //Nothing
+                }
             }
         }
         viewModel.fireBaseUpload.observe(viewLifecycleOwner) { result ->
@@ -193,8 +192,12 @@ class DeviceProvisionFragment : Fragment() {
         (activity as DeviceProvisionActivity).mService.sendAndListenToHemoCube(
             HemoCubeCommands.DEVICE_CONFIGURATION_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
-                override fun onUsbError(e: Exception?) {}
+                    //nothing
+                }
+                override fun onUsbError(e: Exception?) {
+                    //nothing
+                }
             })
     }
 
@@ -214,7 +217,9 @@ class DeviceProvisionFragment : Fragment() {
                     }
                 }
 
-                override fun onUsbError(e: Exception?) {}
+                override fun onUsbError(e: Exception?) {
+                    //nothing
+                }
             })
         } catch (e: Exception) {
             Firebase.crashlytics.recordException(e)

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

@@ -59,7 +59,7 @@ class DeviceProvisionViewModel @Inject constructor(
     fun addDeviceProvisionDataToDb(data: DeviceData) {
         viewModelScope.launch {
             try {
-                when (val response = repository.getDeviceResponse(data)) {
+                when (repository.getDeviceResponse(data)) {
                     is Response.Success -> {
 //                        Log.i("Testdb", "Data uploaded to Firestore successfully")
                         fireBaseUpload.postValue("Successfully device response uploaded to firebase")
@@ -70,7 +70,9 @@ class DeviceProvisionViewModel @Inject constructor(
                         fireBaseUpload.postValue("Error")
                     }
 
-                    else -> {}
+                    else -> {
+                        //nothing
+                    }
                 }
             } catch (e: Exception) {
 //                Log.e("Testdb", "Exception during data upload: ${e.message}")

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

@@ -103,10 +103,10 @@ class DiagnosticsFragment : Fragment() {
 
             val additionalDetails = AdditionalDetails(
                 batteryLevel = batteryLevel,
-                batteryCapacity = batteryCapacity!!,
+                batteryCapacity = batteryCapacity,
-                batteryMaxCapacity = batteryMaxCapacity!!,
+                batteryMaxCapacity = batteryMaxCapacity,
                 batteryTemperature = batteryTemperature,
-                batteryVoltage = batteryVoltage!!
+                batteryVoltage = batteryVoltage
             )
             if(Constants.MOLBIO_INTEGRATION){
                 diagnosticsViewModel.deviceDiagnostics(
@@ -149,7 +149,7 @@ class DiagnosticsFragment : Fragment() {
 
                         response.data.data?.let { diagnosticsData ->
 
-                            val batteryLevel = diagnosticsData.additionalDetails?.batteryLevel
+                            diagnosticsData.additionalDetails?.batteryLevel
 
                         }
                     } else {
@@ -169,9 +169,12 @@ class DiagnosticsFragment : Fragment() {
                     ).show()
                 }
                 is Result.Loading -> {
+                    //nothing
                 }
 
-                else -> {}
+                else -> {
+                   // nothing
+                }
             }
         }
 
@@ -203,6 +206,7 @@ class DiagnosticsFragment : Fragment() {
             HemoCubeCommands.DIAGNOSTICS_COMMAND,
             object : UsbServiceListener {
                 override fun onUsbRead(data: ByteArray?) {
+                    //nothing
                 }
 
                 override fun onUsbError(e: Exception?) {
@@ -216,6 +220,7 @@ class DiagnosticsFragment : Fragment() {
             HemoCubeCommands.READ_DAC_COMMAND,
             object : UsbServiceListener {
                 override fun onUsbRead(data: ByteArray?) {
+                    //nothing
                 }
 
                 override fun onUsbError(e: Exception?) {
@@ -229,6 +234,7 @@ class DiagnosticsFragment : Fragment() {
             HemoCubeCommands.LOAD_DAC_VALUES,
             object : UsbServiceListener {
                 override fun onUsbRead(data: ByteArray?) {
+                    //nothing
                 }
 
                 override fun onUsbError(e: Exception?) {
@@ -380,10 +386,8 @@ class DiagnosticsFragment : Fragment() {
             if (!ledDataMap.containsKey(ledName)) {
                 ledDataMap[ledName] = mutableListOf()
             }
-            if ((ledDataMap[ledName]?.size ?: 0) < 7) {
+            if ((ledDataMap[ledName]?.size ?: 0) < 7 && xValue != 0.0) {
-                if(xValue != 0.0){
+                ledDataMap[ledName]?.add(xValue to yValue)
-                    ledDataMap[ledName]?.add(xValue to yValue)
-                }
             }
             //  ledDataMap[ledName]?.add(xValue to yValue)
         }

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

@@ -46,7 +46,7 @@ class DiagnosticsViewModel @Inject constructor(
     fun addDiagnosticsDataToDb(data: DiagnosticsData) {
         viewModelScope.launch {
             try {
-                when (val response = repository.addDiagnostics(data)) {
+                when (repository.addDiagnostics(data)) {
                     is Response.Success -> {
 //                        Log.i("Testdb", "Data uploaded to Firestore successfully")
                         fireBaseUpload.postValue("Success")
@@ -57,7 +57,9 @@ class DiagnosticsViewModel @Inject constructor(
                         fireBaseUpload.postValue("Error")
                     }
 
-                    else -> {}
+                    else -> {
+                        //nothing
+                    }
                 }
             } catch (e: Exception) {
 //                Log.e("Testdb", "Exception during data upload: ${e.message}")

app/src/main/java/com/example/hpostesting/presentation/hb_test/HBTestFragment.kt

@@ -27,14 +27,12 @@ import androidx.lifecycle.MutableLiveData
 import com.example.hpostesting.data.constant.Constants
 import com.example.hpostesting.data.constant.DataHolder
 import com.example.hpostesting.data.constant.HemoCubeCommands
-import com.example.hpostesting.data.model.diagnostics.DiagnosticsData
 import com.example.hpostesting.data.model.patient.DeviceData
 import com.example.hpostesting.data.model.patient.HemoCubeTestData
 import com.example.hpostesting.presentation.utils.UsbServiceListener
 import com.google.firebase.crashlytics.ktx.crashlytics
 import com.google.firebase.ktx.Firebase
 import `in`.sminnovations.hpostesting.R
-import `in`.sminnovations.hpostesting.databinding.FragmentAutoDacBinding
 import `in`.sminnovations.hpostesting.databinding.FragmentHbTestBinding
 import java.text.SimpleDateFormat
 import java.util.Calendar
@@ -193,6 +191,7 @@ class HBTestFragment : Fragment() {
             HemoCubeCommands.START_BUFFER_COMMAND,
             object : UsbServiceListener {
                 override fun onUsbRead(data: ByteArray?) {
+                    //nothing
                 }
 
                 override fun onUsbError(e: Exception?) {
@@ -206,6 +205,7 @@ class HBTestFragment : Fragment() {
             HemoCubeCommands.START_SAMPLE,
             object : UsbServiceListener {
                 override fun onUsbRead(data: ByteArray?) {
+                    //nothing
                 }
 
                 override fun onUsbError(e: Exception?) {
@@ -219,6 +219,7 @@ class HBTestFragment : Fragment() {
             HemoCubeCommands.PRINT_COMMAND,
             object : UsbServiceListener {
                 override fun onUsbRead(data: ByteArray?) {
+                    //nothing
                 }
 
                 override fun onUsbError(e: Exception?) {
@@ -251,7 +252,7 @@ class HBTestFragment : Fragment() {
                         if (stringData.contains("SNE")) {
                             val slData = stringData.split(" ")
                             if (slData.size > 1) {
-                                val hardwareId = slData[1].trim()
+                                ///val hardwareId = slData[1].trim()
                                 deviceId = extractV2HardwareId(resultData).toString()
                                 hBTestViewModel.messages.postValue("Place buffer and click below button to start test")
 //                                with(sharedPreferences.edit()) {

app/src/main/java/com/example/hpostesting/presentation/hb_test/HBTestViewModel.kt

@@ -60,7 +60,9 @@ class HBTestViewModel @Inject constructor(
                         hemoCubeDao.updateTest(testDetails)
                     }
 
-                    else -> {}
+                    else -> {
+                        //nothing
+                    }
                 }
             } catch (e: Exception) {
                 fireBaseUpload.postValue("Error")
@@ -70,7 +72,7 @@ class HBTestViewModel @Inject constructor(
     fun addAutoDacDataToDb(data: DiagnosticsData) {
         viewModelScope.launch {
             try {
-                when (val response = repository.addDiagnostics(data)) {
+                when (repository.addDiagnostics(data)) {
                     is Response.Success -> {
                         fireBaseUpload.postValue("Success")
                     }

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

@@ -52,6 +52,11 @@ import kotlin.random.Random
 
 @Suppress("MemberVisibilityCanBePrivate")
 class HemoCubeFragment : Fragment() {
+    private val sickleCellDisease = "Sickle Cell Disease"
+    private val regEx = "\\s+(?=LB|LS)"
+    private val sickleCellTrait = "Sickle Cell Trait"
+    private val positiveBoderLine = "Positive for Sickle Cell. HPLC for Confirmation"
+    private val negativeBorderLine = "Negative Borderline"
     private var positiveBoderLine10mm1=Constants.positiveBoderLine10mm1
     private var positiveBoderLine10mm2=Constants.positiveBoderLine10mm2
     private var negativeBoderLine10mm1=Constants.negativeBoderLine10mm1
@@ -334,7 +339,7 @@ class HemoCubeFragment : Fragment() {
         hemoCubeViewModel.fireBaseUpload.observe(viewLifecycleOwner) { result ->
             if (result == "Success") {
                 uploadedToCloud = true
-                var accessToken = sharedPreferences.getString(Constants.ACCESS_TOKEN, "").toString()
+                //var accessToken = sharedPreferences.getString(Constants.ACCESS_TOKEN, "").toString()
                 showToast(R.string.test_upload)
                 if (Constants.MOLBIO_INTEGRATION) {
                     hemoCubeViewModel.resultUpload.observe(viewLifecycleOwner) {
@@ -366,7 +371,9 @@ class HemoCubeFragment : Fragment() {
                                 handleReadingFinish()
                             }
 
-                            else -> {}
+                            else -> {
+                                //nothing
+                            }
                         }
                     }
                 } else {
@@ -394,7 +401,7 @@ class HemoCubeFragment : Fragment() {
         hemoCubeViewModel.networkStatusLiveData.observe(viewLifecycleOwner) { isNetworkAvailable ->
             apply {
                 DataHolder.hemoCubeTestData?.let {
-                    currentDeviceData?.coefficients?.let { coefficients ->
+                    currentDeviceData?.coefficients?.let { _ ->
 //                        val coefficient1 = coefficients[0]
 //                        val coefficient2 = coefficients[1]
 //                        val result = coefficient1 * coefficient2
@@ -480,32 +487,32 @@ class HemoCubeFragment : Fragment() {
         }
     }
 
-    private fun showBufferAlertDialog() {
+//    private fun showBufferAlertDialog() {
-        val title = "WARNING"
+//        val title = "WARNING"
-        val message = getString(R.string.do_exist)
+//        val message = getString(R.string.do_exist)
-        val negativeText = getString(R.string.no)
+//        val negativeText = getString(R.string.no)
-        val positiveText = getString(R.string.yes)
+//        val positiveText = getString(R.string.yes)
-
+//
-        UIUtils.createAlertDialog(requireContext(),
+//        UIUtils.createAlertDialog(requireContext(),
-            title,
+//            title,
-            message,
+//            message,
-            negativeText,
+//            negativeText,
-            positiveText,
+//            positiveText,
-            object : MyDialogListener {
+//            object : MyDialogListener {
-                override fun onClickNegativeButton() {
+//                override fun onClickNegativeButton() {
-                    startBufferProcess()
+//                    startBufferProcess()
-                }
+//                }
-
+//
-                override fun onClickPositiveButton() {
+//                override fun onClickPositiveButton() {
-                    activity?.runOnUiThread {
+//                    activity?.runOnUiThread {
-//                        binding.btnPlacebuffer.visibility = View.GONE
+////                        binding.btnPlacebuffer.visibility = View.GONE
-                        binding.btnSamplestart.visibility = View.VISIBLE
+//                        binding.btnSamplestart.visibility = View.VISIBLE
-                        binding.tvSubtitle4.text = getString(R.string.place_sample)
+//                        binding.tvSubtitle4.text = getString(R.string.place_sample)
-                    }
+//                    }
-                    //isUsingExistingBuffer = true
+//                    //isUsingExistingBuffer = true
-                }
+//                }
-            })
+//            })
-    }
+//    }
 
     private fun listenToHemoCube() {
         DataHolder.hemoCubeTestData = DataHolder.selectedTest?.toHemoCubeTestData()
@@ -559,6 +566,7 @@ class HemoCubeFragment : Fragment() {
             HemoCubeCommands.LOAD_DAC_VALUES,
             object : UsbServiceListener {
                 override fun onUsbRead(data: ByteArray?) {
+                    //nothing
                 }
 
                 override fun onUsbError(e: Exception?) {
@@ -854,7 +862,7 @@ class HemoCubeFragment : Fragment() {
                 this.testStatusCode = TestStatus.FIRST_GAIN_PRINT_COMPLETED.code
                 hemoCubeViewModel.messages.postValue("First air reading completed")
 
-                val resultLines = currentResultData.split("\\s+(?=LB|LS)".toRegex())
+                val resultLines = currentResultData.split(regEx.toRegex())
                 DataHolder.hemoCubeTestData?.apply {
                     led1Air1 = resultLines[5].split(' ')[1].trim().toDoubleOrNull()!!
                     led2Air1 = resultLines[6].split(' ')[1].trim().toDoubleOrNull()!!
@@ -872,7 +880,7 @@ class HemoCubeFragment : Fragment() {
                 this.testStatusCode = TestStatus.SECOND_EMPTY_AIR_PRINT_COMPLETED.code
                 hemoCubeViewModel.messages.postValue("Second air reading completed")
 
-                val resultLines = currentResultData.split("\\s+(?=LB|LS)".toRegex())
+                val resultLines = currentResultData.split(regEx.toRegex())
                 DataHolder.hemoCubeTestData?.apply {
                     led1Air2 = resultLines[5].split(' ')[1].trim().toDoubleOrNull()!!
                     led2Air2 = resultLines[6].split(' ')[1].trim().toDoubleOrNull()!!
@@ -890,7 +898,7 @@ class HemoCubeFragment : Fragment() {
                 this.testStatusCode = TestStatus.FIRST_GAIN_PRINT_COMPLETED.code
                 hemoCubeViewModel.messages.postValue("1.3X gain data gathered")
 
-                val resultLines = currentResultData.split("\\s+(?=LB|LS)".toRegex())
+                val resultLines = currentResultData.split(regEx.toRegex())
                 DataHolder.hemoCubeTestData?.apply {
                     led1Gain1 = resultLines[5].split(' ')[1].trim().toDoubleOrNull()!!
                     led2Gain1 = resultLines[6].split(' ')[1].trim().toDoubleOrNull()!!
@@ -909,7 +917,7 @@ class HemoCubeFragment : Fragment() {
                 this.testStatusCode = TestStatus.SECOND_GAIN_PRINT_COMPLETED.code
                 hemoCubeViewModel.messages.postValue("2X gain data gathered")
 
-                val resultLines = currentResultData.split("\\s+(?=LB|LS)".toRegex())
+                val resultLines = currentResultData.split(regEx.toRegex())
                 DataHolder.hemoCubeTestData?.apply {
                     led1Gain2 = resultLines[5].split(' ')[1].trim().toDoubleOrNull()!!
                     led2Gain2 = resultLines[6].split(' ')[1].trim().toDoubleOrNull()!!
@@ -928,7 +936,7 @@ class HemoCubeFragment : Fragment() {
                 this.testStatusCode = TestStatus.FORTH_GAIN_PRINT_COMPLETED.code
                 hemoCubeViewModel.messages.postValue("7.6X gain data gathered")
 
-                val resultLines = currentResultData.split("\\s+(?=LB|LS)".toRegex())
+                val resultLines = currentResultData.split(regEx.toRegex())
                 DataHolder.hemoCubeTestData?.apply {
                     led1Gain4 = resultLines[5].split(' ')[1].trim().toDoubleOrNull()!!
                     led2Gain4 = resultLines[6].split(' ')[1].trim().toDoubleOrNull()!!
@@ -1006,7 +1014,7 @@ class HemoCubeFragment : Fragment() {
             getString(R.string.data_collected_processing_data)
         )
 
-        val resultLines = currentResultData.split("\\s+(?=LB|LS)".toRegex())
+        val resultLines = currentResultData.split(regEx.toRegex())
         var bufferIntensity = resultLines[1].split(' ')[1].trim()
         led1BufferForDevice = if (isUsingExistingBuffer) {
             sharedPreferences.getString(Constants.BUFFER_VALUE_1, "")?.toDoubleOrNull()!!
@@ -1288,13 +1296,13 @@ class HemoCubeFragment : Fragment() {
             constant = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(0)?.get(1)
             fittedAbs4 = gradient?.times(led4Average)?.plus(constant!!)!!
 
-            val slope1 = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(1)?.get(0)
+           // val slope1 = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(1)?.get(0)
-            val intercept1 = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(1)?.get(1)
+           // val intercept1 = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(1)?.get(1)
-            val calculatedHb1 = (led1Average - intercept1!!) / slope1!!
+            //val calculatedHb1 = (led1Average - intercept1!!) / slope1!!
 
-            val slope2 = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(3)?.get(0)
+           // val slope2 = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(3)?.get(0)
-            val intercept = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(3)?.get(1)
+           // val intercept = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(3)?.get(1)
-            val calculatedHb2 = (led2Average - intercept!!) / slope2!!
+            //val calculatedHb2 = (led2Average - intercept!!) / slope2!!
 
             val slope3 = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(2)?.get(0)
             val intercept3 = Constants.DEVICE_HB_PARAMETERS[deviceHardwareId]?.get(2)?.get(1)
@@ -1438,13 +1446,13 @@ class HemoCubeFragment : Fragment() {
     fun reclassifyWithBorderlineMethod2(deviceRatio: Double?, deviceRatioClass: String?, led2Average: Double?): String {
         try {
             if (deviceRatio != null && led2Average != null) {
-                if (deviceRatioClass == "Negative Borderline") {
+                if (deviceRatioClass == negativeBorderLine) {
                     return if (led2Average >= 0.15)
                         "Borderline. Normal"
                     else
                         "Borderline. Sickle Cell Trait"
                 }
-                if (deviceRatioClass == "Positive for Sickle Cell. HPLC for Confirmation") {
+                if (deviceRatioClass == positiveBoderLine) {
                     return if (led2Average >= 0.19)
                         "Borderline. Sickle Cell Trait"
                     else
@@ -1467,41 +1475,57 @@ class HemoCubeFragment : Fragment() {
 //            hemoCubeViewModel.messages.postValue("post classification checks")
             if (deviceRatio != null && borderlineMetric != null) {
                 if(cuvetteSize == "10mm"){
-                    if (deviceRatioClass == "Negative Borderline") {
+                    if (deviceRatioClass == negativeBorderLine) {
-                        if (borderlineMetric < negativeBoderLine10mm1){//1.34
+                        when {
-                            return "Sickle Cell Trait"
+                            borderlineMetric < negativeBoderLine10mm1 -> {//1.34
-                        }else if(borderlineMetric > negativeBoderLine10mm2){
+                                return sickleCellTrait
-                            return "Normal"
+                            }
-                        }else if(borderlineMetric > negativeBoderLine10mm1 && borderlineMetric < negativeBoderLine10mm2){
+                            borderlineMetric > negativeBoderLine10mm2 -> {
-                            return "Negative borderline. Confirm with HPLC"
+                                return "Normal"
+                            }
+                            borderlineMetric > negativeBoderLine10mm1 && borderlineMetric < negativeBoderLine10mm2 -> {
+                                return "Negative borderline. Confirm with HPLC"
+                            }
                         }
                     }
-                    if (deviceRatioClass == "Positive for Sickle Cell. HPLC for Confirmation") {
+                    if (deviceRatioClass == positiveBoderLine) {
-                        if (borderlineMetric < positiveBoderLine10mm1){//1.34
+                        when {
-                            return "Sickle Cell Disease"
+                            borderlineMetric < positiveBoderLine10mm1 -> {//1.34
-                        }else if(borderlineMetric > positiveBoderLine10mm2){
+                                return sickleCellDisease
-                            return "Sickle Cell Trait"
+                            }
-                        }else if(borderlineMetric > positiveBoderLine10mm1 && borderlineMetric < positiveBoderLine10mm2){
+                            borderlineMetric > positiveBoderLine10mm2 -> {
-                            return "Positive for Sickle Cell. Confirm with HPLC"
+                                return sickleCellTrait
+                            }
+                            borderlineMetric > positiveBoderLine10mm1 && borderlineMetric < positiveBoderLine10mm2 -> {
+                                return "Positive for Sickle Cell. Confirm with HPLC"
+                            }
                         }
                     }
                 }else if(cuvetteSize == "2mm"){
-                    if (deviceRatioClass == "Negative Borderline") {
+                    if (deviceRatioClass == negativeBorderLine) {
-                        if (borderlineMetric < negativeBoderLine2mm1){//1.34
+                        when {
-                            return "Sickle Cell Trait"
+                            borderlineMetric < negativeBoderLine2mm1 -> {//1.34
-                        }else if(borderlineMetric > negativeBoderLine2mm2){
+                                return sickleCellTrait
-                            return "Normal"
+                            }
-                        }else if(borderlineMetric > negativeBoderLine2mm1 && borderlineMetric < negativeBoderLine2mm2){
+                            borderlineMetric > negativeBoderLine2mm2 -> {
-                            return "Negative borderline. Confirm with HPLC"
+                                return "Normal"
+                            }
+                            borderlineMetric > negativeBoderLine2mm1 && borderlineMetric < negativeBoderLine2mm2 -> {
+                                return "Negative borderline. Confirm with HPLC"
+                            }
                         }
                     }
-                    if (deviceRatioClass == "Positive for Sickle Cell. HPLC for Confirmation") {
+                    if (deviceRatioClass == positiveBoderLine) {
-                        if (borderlineMetric < positiveBoderLine2mm1){//1.34
+                        when {
-                            return "Sickle Cell Disease"
+                            borderlineMetric < positiveBoderLine2mm1 -> {//1.34
-                        }else if(borderlineMetric > positiveBoderLine2mm2){
+                                return sickleCellDisease
-                            return "Sickle Cell Trait"
+                            }
-                        }else if(borderlineMetric > positiveBoderLine2mm1 && borderlineMetric < positiveBoderLine2mm2){
+                            borderlineMetric > positiveBoderLine2mm2 -> {
-                            return "Positive for Sickle Cell. Confirm with HPLC"
+                                return sickleCellTrait
+                            }
+                            borderlineMetric > positiveBoderLine2mm1 && borderlineMetric < positiveBoderLine2mm2 -> {
+                                return "Positive for Sickle Cell. Confirm with HPLC"
+                            }
                         }
                     }
                 }
@@ -1522,13 +1546,13 @@ class HemoCubeFragment : Fragment() {
                     return "Normal"
                 }
                 if (roundedRatio in 0.237..0.242)
-                    return "Negative Borderline"
+                    return negativeBorderLine
                 if (roundedRatio in 0.242..0.318)
-                    return "Sickle Cell Trait"
+                    return sickleCellTrait
                 if (roundedRatio >= 0.318 && roundedRatio < 0.356)
-                    return "Positive for Sickle Cell. HPLC for Confirmation"
+                    return positiveBoderLine
                 if (roundedRatio in 0.356..0.7)
-                    return "Sickle Cell Disease"
+                    return sickleCellDisease
             } else {
                 return "Invalid"
             }
@@ -1548,16 +1572,16 @@ class HemoCubeFragment : Fragment() {
                         return "Normal"
                     }
                     if (ratio in negativeBorderlineMin10mm..negativeBorderlineMax10mm){
-                        return "Negative Borderline"
+                        return negativeBorderLine
                     }
                     if (ratio in sickleCellTraitMin10mm..sickleCellTraitMax10mm){
-                        return "Sickle Cell Trait"
+                        return sickleCellTrait
                     }
                     if (ratio in positiveForSickleCellMin10mm..positiveForSickleCellMax10mm){//0.36
-                        return "Positive for Sickle Cell. HPLC for Confirmation"
+                        return positiveBoderLine
                     }
                     if (ratio in sickleCellDiseaseMin10mm..sickleCellDiseaseMax10mm){
-                        return "Sickle Cell Disease"
+                        return sickleCellDisease
                     }
                 }else if(cuvetteSize == "2mm"){
                     if (ratio in normalMin2mm..normalMax2mm) {
@@ -1565,16 +1589,16 @@ class HemoCubeFragment : Fragment() {
                         return "Normal"
                     }
                     if (ratio in negativeBorderlineMin2mm..negativeBorderlineMax2mm){
-                        return "Negative Borderline"
+                        return negativeBorderLine
                     }
                     if (ratio in sickleCellTraitMin2mm..sickleCellTraitMax2mm){
-                        return "Sickle Cell Trait"
+                        return sickleCellTrait
                     }
                     if (ratio in positiveForSickleCellMin2mm..positiveForSickleCellMax2mm){//0.36
-                        return "Positive for Sickle Cell. HPLC for Confirmation"
+                        return positiveBoderLine
                     }
                     if (ratio in sickleCellDiseaseMin2mm..sickleCellDiseaseMax2mm){
-                        return "Sickle Cell Disease"
+                        return sickleCellDisease
                     }
                 }
 
@@ -1674,7 +1698,9 @@ class HemoCubeFragment : Fragment() {
 
         (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.CHECK_CUVETTE_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
                     hemoCubeViewModel.progressBar.postValue(false)
@@ -1688,7 +1714,9 @@ class HemoCubeFragment : Fragment() {
 //        }
         (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.START_BUFFER_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
                     hemoCubeViewModel.progressBar.postValue(false)
@@ -1701,7 +1729,9 @@ class HemoCubeFragment : Fragment() {
 
             (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.START_SAMPLE,
                 object : UsbServiceListener {
-                    override fun onUsbRead(data: ByteArray?) {}
+                    override fun onUsbRead(data: ByteArray?) {
+                        //nothing
+                    }
 
                     override fun onUsbError(e: Exception?) {
                         hemoCubeViewModel.progressBar.postValue(false)
@@ -1715,7 +1745,9 @@ class HemoCubeFragment : Fragment() {
 
         (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.FIRST_GAIN_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
                     hemoCubeViewModel.progressBar.postValue(false)
@@ -1728,7 +1760,9 @@ class HemoCubeFragment : Fragment() {
 
         (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.SECOND_GAIN_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
                     hemoCubeViewModel.progressBar.postValue(false)
@@ -1736,25 +1770,29 @@ class HemoCubeFragment : Fragment() {
             })
     }
 
-    private fun sendThirdGainCommand() {
+//    private fun sendThirdGainCommand() {
-        hemoCubeViewModel.progressBar.postValue(true)
+//        hemoCubeViewModel.progressBar.postValue(true)
-
+//
-        (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.THIRD_GAIN_COMMAND,
+//        (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.THIRD_GAIN_COMMAND,
-            object : UsbServiceListener {
+//            object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+//                override fun onUsbRead(data: ByteArray?) {
-
+//                    //nothing
-                override fun onUsbError(e: Exception?) {
+//                }
-                    hemoCubeViewModel.progressBar.postValue(false)
+//
-                }
+//                override fun onUsbError(e: Exception?) {
-            })
+//                    hemoCubeViewModel.progressBar.postValue(false)
-    }
+//                }
+//            })
+//    }
 
     private fun sendForthGainCommand() {
         hemoCubeViewModel.progressBar.postValue(true)
 
         (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.FORTH_GAIN_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
                     hemoCubeViewModel.progressBar.postValue(false)
@@ -1766,7 +1804,9 @@ class HemoCubeFragment : Fragment() {
 
         (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.CHECK_TEMP_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
                     hemoCubeViewModel.progressBar.postValue(false)
@@ -1778,7 +1818,9 @@ class HemoCubeFragment : Fragment() {
 
         (activity as HemocubeActivity).mService.sendAndListenToHemoCube(HemoCubeCommands.PRINT_COMMAND,
             object : UsbServiceListener {
-                override fun onUsbRead(data: ByteArray?) {}
+                override fun onUsbRead(data: ByteArray?) {
+                    //nothing
+                }
 
                 override fun onUsbError(e: Exception?) {
                     hemoCubeViewModel.progressBar.postValue(false)

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

@@ -25,11 +25,8 @@ import androidx.lifecycle.viewModelScope
 import androidx.work.ExistingPeriodicWorkPolicy
 import androidx.work.PeriodicWorkRequestBuilder
 import androidx.work.WorkManager
-import com.example.hpostesting.util.CsvWriter
-import com.example.hpostesting.data.constant.DataHolder
-import com.example.hpostesting.util.NetworkStatusLiveData
-import com.example.hpostesting.util.Result
 import com.example.hpostesting.data.constant.Constants
+import com.example.hpostesting.data.constant.DataHolder
 import com.example.hpostesting.data.dao.HemoCubeBufferDao
 import com.example.hpostesting.data.dao.HemoCubeDao
 import com.example.hpostesting.data.datasource.LocalFileDataSource
@@ -50,7 +47,11 @@ import com.example.hpostesting.data.model.updates.DeviceUpdateRequest
 import com.example.hpostesting.data.repository.Repository
 import com.example.hpostesting.domain.CheckUpdateWorker
 import com.example.hpostesting.domain.LogFileManager
+import com.example.hpostesting.util.CsvWriter
+import com.example.hpostesting.util.NetworkStatusLiveData
+import com.example.hpostesting.util.Result
 import dagger.hilt.android.lifecycle.HiltViewModel
+import `in`.sminnovations.hpostesting.R
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import okhttp3.Headers
@@ -72,17 +73,18 @@ class HemoCubeViewModel @Inject constructor(
     private val repository: Repository,
     private val logFileManager: LogFileManager,
     private val localFileDataSource: LocalFileDataSource,
-    context: Context,
+    private val contextV: Context
 ) : ViewModel() {
+    private val successMsg = "Data uploaded to Firestore successfully"
     private var testUpload: Boolean = false
     var isServiceConnected = false
     val progressBar = MutableLiveData(false)
     private val testDetails = DataHolder.selectedTest?.toHemoCubeTestData()
     val messages = MutableLiveData<String>()
     private val sharedPreference =
-        context.getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
+        contextV.getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
 
-    private val workManager = WorkManager.getInstance(context)
+    private val workManager = WorkManager.getInstance(contextV)
 
 //    init {
 //        startPeriodicCheckUpdate()
@@ -103,7 +105,7 @@ class HemoCubeViewModel @Inject constructor(
 
     // Get the device ID of the device you want to retrieve data for (e.g., the first device in the list)
 
-    private val _networkStatusLiveData = NetworkStatusLiveData(context)
+    private val _networkStatusLiveData = NetworkStatusLiveData(contextV)
     val allUserData = hemoCubeDao.getAll()
     val allLocalData = hemoCubeDao.getAll()
     val allPendingUserToUpload = hemoCubeDao.getPendingUser()
@@ -119,7 +121,7 @@ class HemoCubeViewModel @Inject constructor(
 
     private val batteryStatus: Intent? =
         IntentFilter(Intent.ACTION_BATTERY_CHANGED).let { ifilter ->
-            context.registerReceiver(null, ifilter)
+            contextV.registerReceiver(null, ifilter)
         }
 
     fun uploadHemoCubeResultToDatabase(
@@ -149,7 +151,7 @@ class HemoCubeViewModel @Inject constructor(
                 }
                 //  addResultTestToDb(quickCapture,isOnline)
                 testDetails?.testTime = SimpleDateFormat(
-                    "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
+                    contextV.resources.getString(R.string.DateTimeFormat), Locale.getDefault()
                 ).format(Calendar.getInstance().time)
                 testDetails?.localFlag = false
                 hemoCubeDao.updateTest(testDetails!!)
@@ -178,7 +180,7 @@ class HemoCubeViewModel @Inject constructor(
             }
             fireBaseUpload.postValue("Success")
             testDetails.reportUploadTime = SimpleDateFormat(
-                "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
+                contextV.resources.getString(R.string.DateTimeFormat), Locale.getDefault()
             ).format(Calendar.getInstance().time)
             val currentTimeFormatted = SimpleDateFormat(
                 "yyyy-MM-dd'T'HH:mm:ssZZZZZ",
@@ -306,15 +308,12 @@ class HemoCubeViewModel @Inject constructor(
         }
     }
 
-
+    fun sendDataToFirebase() = viewModelScope.launch (Dispatchers.IO) {
-    fun sendDataToFirebase() = viewModelScope.launch ( Dispatchers.IO ) {
         val pendingData = hemoCubeDao.getFirebasePending()
         pendingData.forEach{
                 userData ->
-            if (userData != null) {
+            if (!userData.localFlag && userData.testStatus == true) {
-                if (!userData.localFlag && userData.testStatus == true) {
+                bulkAddResultTestToDb(userData)
-                    bulkAddResultTestToDb(userData)
-                }
             }
         }
         if(testUpload){
@@ -361,7 +360,7 @@ class HemoCubeViewModel @Inject constructor(
 
     fun uploadLogs() = viewModelScope.launch {
         uploadLogs.postValue(Result.Loading())
-        val logFile = logFileManager.createLogFile().let { file ->
+        logFileManager.createLogFile().let { file ->
             val requestBody = file?.asRequestBody("multipart/form-data".toMediaTypeOrNull())
             val multipartFile =
                 requestBody?.let { MultipartBody.Part.createFormData("logFile", file?.name, it) }
@@ -386,7 +385,7 @@ class HemoCubeViewModel @Inject constructor(
                     when (val response =
                         repository.addTestToDatabaseforBufferCheck(bufferCheckData)) {
                         is Response.Success -> {
-                            Log.i("Testdb", "Data uploaded to Firestore successfully")
+                            Log.i("Testdb", successMsg)
                             fireBaseUpload.postValue("Success")
                             bufferCheckData.localFlag = true
                             hemoCubeBufferDao.insertAll(bufferCheckData)
@@ -398,8 +397,6 @@ class HemoCubeViewModel @Inject constructor(
                             bufferCheckData.localFlag = true
                             hemoCubeBufferDao.insertAll(bufferCheckData)
                         }
-
-                        else -> {}
                     }
                 } catch (e: Exception) {
                     Log.e("Testdb", "Exception during data upload: ${e.message}")
@@ -414,7 +411,7 @@ class HemoCubeViewModel @Inject constructor(
     fun bulkAddResultKitTestToDb(bufferCheckData: BufferCheckData) {
         viewModelScope.launch {
             bufferCheckData.reportUploadTime = SimpleDateFormat(
-                "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
+                contextV.resources.getString(R.string.DateTimeFormat), Locale.getDefault()
             ).format(Calendar.getInstance().time)
             when (repository.addTestToDatabaseforBufferCheck(bufferCheckData)) {
                 is Response.Success -> {
@@ -443,7 +440,7 @@ class HemoCubeViewModel @Inject constructor(
         testDetails?.resultData = DataHolder.hemoCubeTestData?.resultData.toString()
         testDetails?.location = DataHolder.location
         testDetails?.testTime = SimpleDateFormat(
-            "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
+            contextV.resources.getString(R.string.DateTimeFormat), Locale.getDefault()
         ).format(Calendar.getInstance().time)
         testDetails?.appVersion = DataHolder.hemoCubeTestData?.appVersion
         testDetails?.deviceId = DataHolder.hemoCubeTestData?.deviceId
@@ -505,10 +502,10 @@ class HemoCubeViewModel @Inject constructor(
                 testDetails!!.quickCapture = quickCapture
                 testDetails.testStatus = true
                 testDetails.reportUploadTime = SimpleDateFormat(
-                    "yyyy-MM-dd HH:mm:ss", Locale.getDefault()
+                    contextV.resources.getString(R.string.DateTimeFormat), Locale.getDefault()
                 ).format(Calendar.getInstance().time)
                 val currentTimeFormatted = SimpleDateFormat(
-                    "yyyy-MM-dd'T'HH:mm:ssZZZZZ",
+                    contextV.resources.getString(R.string.DateTimeFormat),
                     Locale.getDefault()
                 ).format(Calendar.getInstance().time)
                 if(quickCapture){
@@ -519,7 +516,7 @@ class HemoCubeViewModel @Inject constructor(
                                 putInt(Constants.KIT_COUNT, kitCount.plus(1))
                                 apply()
                             }
-                            Log.i("Testdb", "Data uploaded to Firestore successfully")
+                            Log.i("Testdb", successMsg)
                             fireBaseUpload.postValue("Success")
                             testDetails.localFlag = true
                             hemoCubeDao.updateTest(testDetails)
@@ -531,7 +528,9 @@ class HemoCubeViewModel @Inject constructor(
                             hemoCubeDao.updateTest(testDetails)
                         }
 
-                        else -> {}
+                        else -> {
+                            //nothing
+                        }
                     }
                 }else{
                     when (val response = repository.addTestToDatabase(testDetails)) {
@@ -542,7 +541,7 @@ class HemoCubeViewModel @Inject constructor(
                                 putInt(Constants.KIT_COUNT, kitCount.plus(1))
                                 apply()
                             }
-                            Log.i("Testdb", "Data uploaded to Firestore successfully")
+                            Log.i("Testdb", successMsg)
                             fireBaseUpload.postValue("Success")
 
                             if (Constants.MOLBIO_INTEGRATION) {
@@ -577,8 +576,6 @@ class HemoCubeViewModel @Inject constructor(
                             fireBaseUpload.postValue("Error")
                             hemoCubeDao.updateTest(testDetails)
                         }
-
-                        else -> {}
                     }
                 }
 
@@ -645,7 +642,7 @@ class HemoCubeViewModel @Inject constructor(
                 when (val response =
                     repository.addTestToDatabaseforBufferCheck(bufferCheckData)) {
                     is Response.Success -> {
-                        Log.i("Testdb", "Data uploaded to Firestore successfully")
+                        Log.i("Testdb", successMsg)
                         fireBaseUpload.postValue("Success")
                     }
 
@@ -653,8 +650,6 @@ 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

@@ -304,11 +304,9 @@ open class HemocubeActivity : AppCompatActivity() {
 //    }
 override fun onBackPressed() {
     val fragment = supportFragmentManager.findFragmentById(R.id.fghemocube)
-    if (fragment is HemoCubeFragment) {
+    if (fragment is HemoCubeFragment && fragment.handleBackButtonPress()) {
-        if (fragment.handleBackButtonPress()) {
+        // If the fragment handled the back press, return to avoid calling super.onBackPressed
-            // If the fragment handled the back press, return to avoid calling super.onBackPressed
+        return
-            return
-        }
     }
     // If the fragment did not handle the back press, call the superclass method
     super.onBackPressed()

app/src/main/java/com/example/hpostesting/presentation/usb_teminal/UsbTerminalActivity.kt

@@ -36,11 +36,7 @@ import androidx.core.content.ContextCompat
 import androidx.core.view.get
 import com.example.hpostesting.data.constant.Constants
 import com.example.hpostesting.data.constant.DataHolder
-import com.example.hpostesting.data.constant.HemoCubeCommands
 import com.example.hpostesting.data.constant.LanguageManager
-import com.example.hpostesting.presentation.deviceinfo.DeviceFragment
-import com.example.hpostesting.presentation.utils.DeviceCommunicationHandler
-import com.example.hpostesting.presentation.utils.UsbServiceListener
 import com.example.hpostesting.util.UsbService
 import com.hoho.android.usbserial.driver.UsbSerialDriver
 import com.hoho.android.usbserial.driver.UsbSerialProber
@@ -59,25 +55,37 @@ class UsbTerminalActivity : AppCompatActivity() {
     private var mConnection: UsbDeviceConnection? = null
     lateinit var mService: UsbService
     private var deviceId = ""
+    private var executedCommands: MutableList<String> = mutableListOf()
+    private var isResuming = false
     private val TAG = "Calibration"
 
     private val broadcastReceiver = object : BroadcastReceiver() {
         override fun onReceive(context: Context, intent: Intent) {
-
             synchronized(this) {
                 val device: UsbDevice? = intent.getParcelableExtra(UsbManager.EXTRA_DEVICE)
 
-                if (intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, false)) {
+                if (UsbManager.ACTION_USB_DEVICE_DETACHED == intent.action) {
-                    device?.apply {
+                    // Handle USB disconnection
+                    Log.d(TAG, "USB device detached")
+                    cleanupUsb()
+                    DataHolder.usbConnected.postValue(false)
+                }
+
+                if (UsbManager.ACTION_USB_DEVICE_ATTACHED == intent.action) {
+                    // Handle USB reconnection
+                    Log.d(TAG, "USB device attached")
+                    connectUsb(false) // Attempt reconnection
+                } else if (intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, false)) {
+                    // Handle USB permission granted
+                    device?.let {
                         connectUsb(true)
                         DataHolder.usbConnected.postValue(true)
                     }
                 } else {
-                    onErrorReported("permission denied for device")
+                    Log.e(TAG, "USB permission denied")
-                    DataHolder.usbConnected.postValue(true)
+                    DataHolder.usbConnected.postValue(false)
                 }
             }
-
         }
     }
 
@@ -96,6 +104,15 @@ class UsbTerminalActivity : AppCompatActivity() {
         }
     }
 
+    fun getExecutedCommands(): List<String> {
+        return executedCommands
+    }
+
+    fun addExecutedCommand(command: String) {
+        if (!executedCommands.contains(command)) {
+            executedCommands.add(command)
+        }
+    }
     override fun attachBaseContext(newBase: Context?) {
         val languageCode = LanguageManager.getSavedLanguage(newBase!!)
         LanguageManager.setLocale(newBase, languageCode)
@@ -106,18 +123,28 @@ class UsbTerminalActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         binding = ActivityUsbTerminalBinding.inflate(layoutInflater)
         setContentView(binding.root)
-//        setSupportActionBar(binding.myToolbar)
+
-        supportActionBar?.setDisplayHomeAsUpEnabled(true)
+        val filter = IntentFilter()
+        filter.addAction(UsbManager.ACTION_USB_DEVICE_ATTACHED)
+        filter.addAction(UsbManager.ACTION_USB_DEVICE_DETACHED)
+        registerReceiver(broadcastReceiver, filter)
+
+        doBoth()
+    }
+
+
+    fun doBoth(){
         setupListener()
         connectUsb(false)
     }
-
     private fun setupListener() {
+
         DataHolder.usbConnected.observe(this) {
             Log.d("USB OBSERVE", "HemoCube called -> $it")
             if (it) {
                 myMenu?.get(0)?.icon =
                     ContextCompat.getDrawable(this, R.drawable.ic_baseline_usb_24)
+
             } else {
                 myMenu?.get(0)?.icon =
                     ContextCompat.getDrawable(this, R.drawable.ic_baseline_usb_off_24)
@@ -128,11 +155,14 @@ class UsbTerminalActivity : AppCompatActivity() {
 
     open fun connectUsb(permissionGranted: Boolean) {
         Log.d(TAG, "connectUsb() called, permission variable = $permissionGranted")
+        cleanupUsb() // Clean up before reinitializing
+
         val manager = getSystemService(Context.USB_SERVICE) as UsbManager
         val availableDrivers = UsbSerialProber.getDefaultProber().findAllDrivers(manager)
 
         if (availableDrivers.isEmpty()) {
-            onErrorReported("No Device is Connected")
+            onErrorReported("No Device Connected")
+            DataHolder.usbConnected.postValue(false)
         } else {
             mDriver = availableDrivers[0]
             mConnection = manager.openDevice(mDriver.device)
@@ -140,13 +170,13 @@ class UsbTerminalActivity : AppCompatActivity() {
                 requestUserPermission(manager, mDriver.device)
             } else {
                 setupService()
+                DataHolder.usbConnected.postValue(true)
             }
         }
     }
 
     fun onErrorReported(msg: String) {
         Toast.makeText(this, msg, Toast.LENGTH_SHORT).show()
-        if (!isFinishing) onBackPressed()
     }
 
     private fun moveToNext() {
@@ -156,6 +186,9 @@ class UsbTerminalActivity : AppCompatActivity() {
             .commit()
     }
 
+
+
+
     @SuppressLint("MutableImplicitPendingIntent")
     private fun requestUserPermission(manager: UsbManager, device: UsbDevice) {
         val mPendingIntent: PendingIntent
@@ -187,12 +220,29 @@ class UsbTerminalActivity : AppCompatActivity() {
         return true
     }
 
+
     override fun onDestroy() {
         super.onDestroy()
+        unregisterReceiver(broadcastReceiver)
         if (usbTerminalViewModel.isServiceConnected) {
             mService.disconnect()
             unbindService(connection)
             usbTerminalViewModel.isServiceConnected = false
         }
+        cleanupUsb()
     }
+
+
+
+    private fun cleanupUsb() {
+        try {
+            mService.disconnect()
+            unbindService(connection)
+        } catch (e: Exception) {
+            Log.e(TAG, "Error during USB cleanup: ${e.message}")
+        }
+        mConnection?.close()
+        mConnection = null
+    }
+
 }

app/src/main/java/com/example/hpostesting/presentation/usb_teminal/UsbTerminalFragment.kt

@@ -13,6 +13,8 @@
 
 package com.example.hpostesting.presentation.usb_teminal
 
+// Fragment Class
+
 import android.content.Context
 import android.content.SharedPreferences
 import android.os.Bundle
@@ -23,62 +25,145 @@ import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.lifecycle.MutableLiveData
-import com.example.hpostesting.data.constant.HemoCubeCommands
 import com.example.hpostesting.presentation.utils.UsbServiceListener
-import com.google.firebase.crashlytics.ktx.crashlytics
-import com.google.firebase.ktx.Firebase
 import `in`.sminnovations.hpostesting.databinding.FragmentUsbTerminalBinding
 
-
 class UsbTerminalFragment : Fragment() {
     private lateinit var binding: FragmentUsbTerminalBinding
     private val usbTerminalViewModel: UsbTerminalViewModel by activityViewModels()
     private lateinit var sharedPreferences: SharedPreferences
     private var startListening = MutableLiveData(false)
-    private var resultData: String = ""
+    private var resultData = StringBuilder()
+    private var commandQueue: MutableList<String> = mutableListOf()
+    private var currentCommand: String? = null
+    var executedCommands: MutableList<String> = mutableListOf()
+
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?,
     ): View {
         binding = FragmentUsbTerminalBinding.inflate(inflater, container, false)
-        sharedPreferences =
+        sharedPreferences = requireContext().getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
-            requireContext().getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
         return binding.root
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
+
+        val pastCommands = (activity as? UsbTerminalActivity)?.getExecutedCommands() ?: emptyList()
+        if (pastCommands.isNotEmpty()) {
+            resumeCommands(pastCommands)
+        }
+
         initViews()
     }
 
+
     private fun initViews() {
         binding.messageCommand.movementMethod = ScrollingMovementMethod()
-        usbTerminalViewModel.messages.observe(viewLifecycleOwner) {
+
-            binding.messageCommand.text = it
+        // Observe messages with proper formatting
+        usbTerminalViewModel.messages.observe(viewLifecycleOwner) { message ->
+            binding.messageCommand.text = message
+            scrollToBottom()
         }
+
         binding.sendCommand.setOnClickListener {
-            callCommand(binding.etCommands.text.trim().toString())
+            val commands = binding.etCommands.text.toString().trim()
+            if (commands.isNotEmpty()) {
+                // Process entire command string
+                addToQueue(listOf(commands))
+                binding.etCommands.text.clear()
+            }
         }
+        binding.button.setOnClickListener{
+
+        }
+
         listenToHemoCube()
         callCommand("I")
     }
 
-    private fun callCommand(command: String) {
+    private fun scrollToBottom() {
-        usbTerminalViewModel.progressBar.postValue(true)
+        binding.messageCommand.post {
-        (activity as UsbTerminalActivity).mService.sendAndListenToHemoCubeTxt(
+            val scrollAmount = binding.messageCommand.layout.getLineTop(binding.messageCommand.lineCount) -
-            command,
+                    binding.messageCommand.height
-            object : UsbServiceListener {
+            if (scrollAmount > 0) {
-                override fun onUsbRead(data: ByteArray?) {
+                binding.messageCommand.scrollTo(0, scrollAmount)
-                }
+            }
+        }
+    }
 
-                override fun onUsbError(e: Exception?) {
+    private fun addToQueue(commands: List<String>) {
-                    usbTerminalViewModel.progressBar.postValue(false)
+        commandQueue.clear()
+        currentCommand = null
+
+        commandQueue.addAll(commands)
+
+        // Track commands in the activity
+        (activity as? UsbTerminalActivity)?.let { activity ->
+            commands.forEach { command ->
+                activity.addExecutedCommand(command)
+            }
+        }
+
+        appendFormattedMessage("\nNew priority commands: ${commands.joinToString(" ")}")
+        processNextCommand()
+    }
+
+
+
+    private fun appendFormattedMessage(message: String) {
+        resultData.append("\n").append(message)
+        usbTerminalViewModel.messages.postValue(resultData.toString())
+        scrollToBottom()
+    }
+
+    private fun processNextCommand() {
+        if (currentCommand == null && commandQueue.isNotEmpty()) {
+            currentCommand = commandQueue.removeAt(0)
+            callCommand(currentCommand!!)
+        }
+    }
+
+    private fun callCommand(command: String) {
+        // Don't process if command was cleared
+        if (currentCommand == null) {
+            return
+        }
+
+        usbTerminalViewModel.progressBar.postValue(true)
+        appendFormattedMessage("Sending command: $command \n")
+
+        try {
+            (activity as UsbTerminalActivity).mService.sendAndListenToHemoCubeTxt(
+                command,
+                object : UsbServiceListener {
+                    override fun onUsbRead(data: ByteArray?) {
+                        // Keep empty as per original code
+                    }
+
+                    override fun onUsbError(e: Exception?) {
+                        activity?.runOnUiThread {
+
+                            appendFormattedMessage("Error sending command $command: ${e?.message ?: "Unknown error"}")
+                            usbTerminalViewModel.progressBar.postValue(false)
+                            currentCommand = null
+
+
+                            processNextCommand()
+                        }
+                    }
                 }
-            })
+            )
+        } catch (e: Exception) {
+            appendFormattedMessage("Error: ${e.localizedMessage}")
+            usbTerminalViewModel.progressBar.postValue(false)
+            currentCommand = null
+            processNextCommand()
+        }
     }
 
     private fun listenToHemoCube() {
-
-        val fullReadOutput = StringBuilder()
         startListening.postValue(true)
 
         try {
@@ -86,20 +171,58 @@ class UsbTerminalFragment : Fragment() {
                 override fun onUsbRead(data: ByteArray?) {
                     data?.let {
                         val stringData = String(it)
-                        fullReadOutput.append(stringData)
+                        resultData.append(stringData)
-                        resultData += stringData
+
-                        usbTerminalViewModel.messages.postValue(resultData)
+                        activity?.runOnUiThread {
+                            usbTerminalViewModel.messages.postValue(resultData.toString())
+                            scrollToBottom()
+
+                            // Check for command completion
+                            if (currentCommand != null && stringData.contains("${currentCommand}C")) {
+                                currentCommand = null
+                                usbTerminalViewModel.progressBar.postValue(false)
+
+                                // If there are no more commands in queue, clear completion flags
+                                if (commandQueue.isEmpty()) {
+                                    appendFormattedMessage("\nAll commands completed")
+                                } else {
+                                    processNextCommand()
+                                }
+                            }
+                        }
                     }
                 }
 
                 override fun onUsbError(e: Exception?) {
-                    usbTerminalViewModel.messages.postValue(e!!.localizedMessage)
+                    activity?.runOnUiThread {
-                    usbTerminalViewModel.progressBar.postValue(false)
+                        appendFormattedMessage("Error: ${e?.localizedMessage ?: "Unknown error"}")
+                        usbTerminalViewModel.progressBar.postValue(false)
+                        currentCommand = null
+                        processNextCommand()
+                    }
                 }
             })
         } catch (e: Exception) {
-            usbTerminalViewModel.messages.postValue(e.localizedMessage)
+            appendFormattedMessage("Error: ${e.localizedMessage}")
-            Firebase.crashlytics.recordException(e)
         }
     }
-}
+
+    fun resumeCommands(pastCommands: List<String>) {
+        appendFormattedMessage("Resuming execution...")
+        pastCommands.forEach { command ->
+            if (!commandQueue.contains(command)) {
+                commandQueue.add(command)
+            }
+        }
+        processNextCommand()
+    }
+
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        startListening.value = false
+        resultData.clear()
+        commandQueue.clear()
+        currentCommand = null
+    }
+}

app/src/main/java/com/example/hpostesting/presentation/usb_teminal/UsbTerminalViewModel.kt

@@ -23,8 +23,6 @@ import javax.inject.Inject
 
 @HiltViewModel
 class UsbTerminalViewModel @Inject constructor(
-    private val hemoCubeDao: HemoCubeDao,
-    private val repository: Repository,
 ) : ViewModel() {
     var isServiceConnected = false
     val progressBar = MutableLiveData(false)

app/src/main/java/com/example/hpostesting/presentation/utils/DeviceCommunicationHandler.kt

@@ -15,6 +15,6 @@ package com.example.hpostesting.presentation.utils
 
 import com.example.hpostesting.data.constant.HemoCubeCommands
 
-interface DeviceCommunicationHandler {
+fun interface DeviceCommunicationHandler {
     fun sendAndListenToDevice(command: HemoCubeCommands, listener: UsbServiceListener)
 }

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

@@ -26,16 +26,9 @@ import io.nats.client.NKey
 import io.nats.client.Nats
 import io.nats.client.Options
 import io.nats.client.support.SSLUtils
-import java.io.FileInputStream
 import java.io.IOException
 import java.nio.charset.StandardCharsets
 import java.security.GeneralSecurityException
-import java.security.KeyStore
-import java.security.SecureRandom
-import java.security.cert.CertificateFactory
-import javax.net.ssl.KeyManagerFactory
-import javax.net.ssl.SSLContext
-import javax.net.ssl.TrustManagerFactory
 
 
 class NatsManager(datacollector: DashboardActivity) {
@@ -46,41 +39,41 @@ class NatsManager(datacollector: DashboardActivity) {
     var connect = false
     var sharedPreferences = datacollector.getSharedPreferences("HEMOCUBE", Context.MODE_PRIVATE)
 
-    private fun createSSLContext(): SSLContext {
+//    private fun createSSLContext(): SSLContext {
-        val keyStorePassword = "prime24".toCharArray() // Change as necessary
+//        val keyStorePassword = "prime24".toCharArray() // Change as necessary
-        val clientCertPath = "/storage/sdcard0/Download/client.p12"
+//        val clientCertPath = "/storage/sdcard0/Download/client.p12"
-
+//
-        // Load client certificate and key
+//        // Load client certificate and key
-        val keyStore = KeyStore.getInstance("PKCS12")
+//        val keyStore = KeyStore.getInstance("PKCS12")
-        FileInputStream(clientCertPath).use { keyStoreInputStream ->
+//        FileInputStream(clientCertPath).use { keyStoreInputStream ->
-            keyStore.load(keyStoreInputStream, keyStorePassword)
+//            keyStore.load(keyStoreInputStream, keyStorePassword)
-        }
+//        }
-        val caCertPath =
+//        val caCertPath =
-            "/storage/sdcard0/Android/data/in.sminnovations.hpostesting.quality/files/NATS/clientCertificate/client-cert.pem"
+//            "/storage/sdcard0/Android/data/in.sminnovations.hpostesting.quality/files/NATS/clientCertificate/client-cert.pem"
-        val caCert = FileInputStream(caCertPath).use { inputStream ->
+//        val caCert = FileInputStream(caCertPath).use { inputStream ->
-            val certificateFactory = CertificateFactory.getInstance("X.509")
+//            val certificateFactory = CertificateFactory.getInstance("X.509")
-            certificateFactory.generateCertificate(inputStream)
+//            certificateFactory.generateCertificate(inputStream)
-        }
+//        }
-
+//
-        val trustStore = KeyStore.getInstance(KeyStore.getDefaultType()).apply {
+//        val trustStore = KeyStore.getInstance(KeyStore.getDefaultType()).apply {
-            load(null, null) // Initialize the keystore
+//            load(null, null) // Initialize the keystore
-            setCertificateEntry("caCert", caCert) // Add the CA certificate
+//            setCertificateEntry("caCert", caCert) // Add the CA certificate
-        }
+//        }
-
+//
-        // Initialize key manager factory
+//        // Initialize key manager factory
-        val kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm())
+//        val kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm())
-        kmf.init(keyStore, keyStorePassword)
+//        kmf.init(keyStore, keyStorePassword)
-
+//
-        // Initialize trust manager factory
+//        // Initialize trust manager factory
-        val tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())
+//        val tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())
-        tmf.init(trustStore)
+//        tmf.init(trustStore)
-
+//
-        // Initialize SSLContext
+//        // Initialize SSLContext
-        val sslContext = SSLContext.getInstance("TLS")
+//        val sslContext = SSLContext.getInstance("TLS")
-        sslContext.init(kmf.keyManagers, tmf.trustManagers, SecureRandom())
+//        sslContext.init(kmf.keyManagers, tmf.trustManagers, SecureRandom())
-
+//
-        return sslContext
+//        return sslContext
-    }
+//    }
 
     @RequiresApi(Build.VERSION_CODES.O)
     fun connect() {

app/src/main/res/drawable/baseline_send_24.xml

@@ -0,0 +1,5 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android" android:autoMirrored="true" android:height="24dp" android:tint="#000000" android:viewportHeight="24" android:viewportWidth="24" android:width="24dp">
+      
+    <path android:fillColor="@android:color/white" android:pathData="M2.01,21L23,12 2.01,3 2,10l15,2 -15,2z"/>
+    
+</vector>

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

@@ -11,59 +11,51 @@
   ~ // from ShanMukha Innovations Pvt. Ltd.
   -->
 
-<RelativeLayout
+<LinearLayout 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"
-    android:layout_marginStart="8dp"
+    android:orientation="vertical"
-    android:layout_marginEnd="8dp"
+    android:padding="16dp">
-    >
 
-    <TextView
+    <Button
-        android:id="@+id/message_command"
+        android:id="@+id/button"
-        style="@style/title1_1"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:layout_marginTop="10dp"
-        android:gravity="start|bottom"
-        android:text="Start"
-        android:scrollbars = "vertical"
-        android:layout_alignParentStart="true"
-        android:layout_alignParentEnd="true"
-       android:layout_above="@+id/ll_commands"
-        android:visibility="visible"
-        android:textColor="@color/black"
-        android:textSize="18sp"
-         />
-    <RelativeLayout
-        android:id="@+id/ll_commands"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_alignParentEnd="true"
+        android:text="Clar All Commands" />
-        android:layout_alignParentStart="true"
+
-        android:layout_alignParentBottom="true"
+    <TextView
+        android:id="@+id/messageCommand"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:background="@android:color/darker_gray"
+        android:padding="8dp"
+        android:scrollbars="vertical"
+        android:textColor="@android:color/white" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
         android:orientation="horizontal">
+
         <EditText
-            android:id="@+id/et_commands"
+            android:id="@+id/etCommands"
-            android:layout_width="match_parent"
+            android:layout_width="0dp"
             android:layout_height="wrap_content"
-            android:layout_marginTop="10dp"
+            android:layout_weight="1"
-            android:hint="@string/commands"
+            android:hint="Enter command"
-            android:layout_alignParentStart="true"
+            android:inputType="text"
-            android:imeOptions="actionDone"
+            android:maxLines="1"
-            android:textSize="18sp"
+            android:minHeight="48dp" />
-            android:layout_marginBottom="10dp"
-             />
-        <ImageView
-            android:id="@+id/send_command"
-            android:layout_width="32dp"
-            android:layout_height="26dp"
-            android:layout_alignParentEnd="true"
-            android:layout_centerInParent="true"
-            android:src="@drawable/ic_baseline_send_24"/>
-    </RelativeLayout>
 
+        <Button
+            android:id="@+id/sendCommand"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="8dp"
+            android:text="Send" />
 
-</RelativeLayout>
+    </LinearLayout>
+
+</LinearLayout>

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

@@ -307,5 +307,6 @@
     <string name="calibrate_device">Calibrate the device</string>
     <string name="cuvette_presentt">Cuvette Present , Please Remove Cuvette And Try Again</string>
     <string name="cuvette_absentt">Cuvette Absent,Now You Can Submit</string>
+    <string name="DateTimeFormat">yyyy-MM-dd HH:mm:ss</string>
 
 </resources>

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

@@ -213,7 +213,7 @@
     <string name="start_incubation">ಇನ್ಕ್ಯುಬೇಷನ್ ಪ್ರಾರಂಭಿಸಿ</string>
     <string name="check_buffer">ಬಫರ್ ಚೆಕ್ ಮಾಡಿ</string>
     <!-- Kannada Translations -->
-    <string name="low_battery_warning">ಬ್ಯಾಟರಿ ಸ್ತರ 40% ಕ್ಕಿಂತ ಕಡಿಮೆಯಾಗಿದೆ, ಟೆಸ್ಟ್ ಮುಂದುವರಿಸಲು ದಯವಿಟ್ಟು  ಡಿವೈಸ  ಚಾರ್ಜ್ ಮಾಡಿ</string>
+    <string name="low_battery_warning">ಬ್ಯಾಟರಿ ಸ್ತರ 20% ಕ್ಕಿಂತ ಕಡಿಮೆಯಾಗಿದೆ, ಟೆಸ್ಟ್ ಮುಂದುವರಿಸಲು ದಯವಿಟ್ಟು  ಡಿವೈಸ  ಚಾರ್ಜ್ ಮಾಡಿ</string>
     <string name="test_already_conducted">ಈ ಬಳಕೆದಾರನ ಮೇಲೆ ಟೆಸ್ಟ್  ಮುಗಿದಿದೆ </string>
     <string name="incubation_not_completed">15 ನಿಮಿಷಗಳ ಇನ್ಕ್ಯೂಬೇಷನ್ ಇನ್ನು   ಪೂರ್ತಿ ಆಗಿಲ್ಲ್ಲ</string>
     <string name="incubation_crossed_30_minutes">ಇನ್ಕ್ಯೂಬೇಷನ್ 30 ನಿಮಿಷಗಳನ್ನು ದಾಟಿದೆ, ಇನ್ನೊಮ್ಮೆ ಇನ್ಕ್ಯೂಬೇಷನ್ ಮಾಡಬೇಕಾಗಿದೆ</string>
@@ -306,6 +306,7 @@
     <string name="calibrate_device">ಸಾಧನವನ್ನು ಮಾಪನಾಂಕ ಮಾಡಿ</string>
     <string name="cuvette_presentt">Cuvette Present , Please Remove Cuvette And Try Again</string>
     <string name="cuvette_absentt">Cuvette Absent,Now You Can Submit</string>
+    <string name="DateTimeFormat">yyyy-MM-dd HH:mm:ss</string>
 
     <!-- Add translations for other strings -->
 

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

@@ -12,7 +12,7 @@
   -->
 
 <resources>
-    <string name="app_name">HPOS Testing</string>
+    <string name="app_name">HPOS  ALPHA Testing</string>
 
     <string-array name="instrument">
         <item>TestRight</item>
@@ -219,7 +219,7 @@
     <string name="all_registered_user_are_tested_successfully">All registered user are tested successfully</string>
     <string name="start_incubation">Incubate</string>
     <string name="check_buffer">Check Buffer</string>
-    <string name="low_battery_warning">Battery level is low than 40%, please charge the device to continue testing</string>
+    <string name="low_battery_warning">Battery level is low than 20%, please charge the device to continue testing</string>
     <string name="test_already_conducted">Test has been already conducted for this user</string>
     <string name="incubation_not_completed">Incubation has not completed 15 minutes</string>
     <string name="incubation_crossed_30_minutes">Incubation crossed 30 minutes, need to repeat the incubation</string>
@@ -307,5 +307,6 @@
     <string name="calibrate_device">Calibrate Device</string>
     <string name="cuvette_presentt">Cuvette Present , Please Remove Cuvette And Try Again</string>
     <string name="cuvette_absentt">Cuvette Absent,Now You Can Submit</string>
+    <string name="DateTimeFormat">yyyy-MM-dd HH:mm:ss</string>
 
 </resources>

build.gradle

@@ -3,7 +3,7 @@ buildscript {
         kotlin_version = '1.8.21'
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.4.0'
+        classpath 'com.android.tools.build:gradle:8.5.0'
         classpath 'com.google.gms:google-services:4.4.1'
         classpath 'com.google.firebase:firebase-appdistribution-gradle:4.1.0'
     }

gradle/wrapper/gradle-wrapper.properties

@@ -14,6 +14,6 @@
 #Mon Mar 04 17:08:24 IST 2024
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists