Coefficients Adding issue fixed, and

the data stored locally itself
  with or without internet,

app/build.gradle

@@ -54,9 +54,10 @@ dependencies {
 
     implementation 'androidx.core:core-ktx:1.12.0'
     implementation 'androidx.appcompat:appcompat:1.6.1'
-    implementation 'com.google.android.material:material:1.9.0'
+    implementation 'com.google.android.material:material:1.10.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
     implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.6.2'
+    implementation 'com.opencsv:opencsv:5.5'
 
     //firebase
     implementation platform('com.google.firebase:firebase-bom:32.1.0')
@@ -71,8 +72,8 @@ dependencies {
     implementation 'com.google.android.gms:play-services-location:21.0.1'
     implementation 'com.google.android.gms:play-services-ads-identifier:18.0.1'
     implementation 'com.google.android.things:androidthings:1.0'
-    implementation 'com.google.firebase:firebase-appdistribution:16.0.0-beta10'
-    implementation("com.google.firebase:firebase-appdistribution-api-ktx:16.0.0-beta10")
+    implementation 'com.google.firebase:firebase-appdistribution:16.0.0-beta11'
+    implementation("com.google.firebase:firebase-appdistribution-api-ktx:16.0.0-beta11")
 
 
     // Testing
@@ -82,13 +83,12 @@ dependencies {
 
 
     implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:2.6.2"
-    implementation 'com.opencsv:opencsv:4.6'
     implementation 'com.github.mik3y:usb-serial-for-android:3.5.1'
 
-    implementation "androidx.fragment:fragment-ktx:1.6.1"
+    implementation "androidx.fragment:fragment-ktx:1.6.2"
 
     // CSV read, write
-    implementation 'com.opencsv:opencsv:4.6'
+    implementation 'com.opencsv:opencsv:5.5'
 
     // Barcode scanner
     implementation 'com.journeyapps:zxing-android-embedded:4.3.0'
@@ -97,22 +97,22 @@ dependencies {
     implementation 'com.google.android.gms:play-services-code-scanner:16.1.0'
 
     //Room
-    implementation "androidx.room:room-ktx:2.6.0-rc01"
-    implementation "androidx.room:room-runtime:2.6.0-rc01"
-    kapt ("androidx.room:room-compiler:2.6.0-rc01")
+    implementation "androidx.room:room-ktx:2.6.1"
+    implementation "androidx.room:room-runtime:2.6.1"
+    kapt ("androidx.room:room-compiler:2.6.1")
 
     //image
     implementation 'com.github.bumptech.glide:glide:4.13.2'
     annotationProcessor 'com.github.bumptech.glide:compiler:4.13.2'
 
     // Navigation Component
-    implementation "androidx.navigation:navigation-fragment-ktx:2.7.3"
-    implementation "androidx.navigation:navigation-ui-ktx:2.7.3"
+    implementation "androidx.navigation:navigation-fragment-ktx:2.7.5"
+    implementation "androidx.navigation:navigation-ui-ktx:2.7.5"
 
     //Dagger - Hilt
     implementation "com.google.dagger:hilt-android:2.46"
     kapt "com.google.dagger:hilt-android-compiler:2.46"
-    kapt "androidx.hilt:hilt-compiler:1.0.0"
+    kapt "androidx.hilt:hilt-compiler:1.1.0"
 
     // Retrofit + GSON
     implementation "com.squareup.retrofit2:retrofit:2.9.0"

app/src/main/AndroidManifest.xml

@@ -3,8 +3,8 @@
     xmlns:tools="http://schemas.android.com/tools">
 
     <uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE" />
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 
     <uses-feature android:name="android.hardware.camera" />
 

app/src/main/java/com/example/hpostesting/data/CsvHelper.kt

@@ -0,0 +1,18 @@
+package com.example.hpostesting.data
+
+import com.opencsv.CSVWriter
+import java.io.FileWriter
+import java.io.IOException
+
+class CsvHelper {
+    companion object {
+        @Throws(IOException::class)
+        fun writeToCsv(filePath: String, data: List<Array<String>>) {
+            CSVWriter(FileWriter(filePath)).use { csvWriter ->
+                data.forEach { row ->
+                    csvWriter.writeNext(row)
+                }
+            }
+        }
+    }
+}

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

@@ -8,6 +8,7 @@ data class HemoCubeTestData(
     @PrimaryKey
     var _id: String = "",
     var name: String = "",
+    var bloodGroup: String = "",
     var birthYear: String = "",
     var userImageURL: String = "",
     var location: UserData.Location? = null,

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

@@ -15,6 +15,7 @@ import android.widget.Toast
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.navigation.fragment.findNavController
+import com.example.hpostesting.data.CsvHelper
 import com.example.hpostesting.data.DataHolder
 import com.example.hpostesting.data.constant.Constants
 import com.example.hpostesting.data.model.patient.HemoCubeTestData
@@ -32,6 +33,7 @@ import com.google.firebase.perf.ktx.performance
 import dagger.hilt.android.AndroidEntryPoint
 import `in`.sminnovations.hpostesting.R
 import `in`.sminnovations.hpostesting.databinding.FragmentHomeBinding
+import java.io.IOException
 import java.text.SimpleDateFormat
 import java.util.Date
 import java.util.Locale
@@ -337,6 +339,25 @@ class HomeFragment : Fragment() {
         }
     }
 
+
+    private fun downloadCsv() {
+        val csvData = hemoCubeViewModel.getLocalUserDataForCsv()
+
+        try {
+            val filePath = requireContext().getExternalFilesDir(null)?.absolutePath + "/userdata.csv"
+            CsvHelper.writeToCsv(filePath, csvData)
+            showToast("CSV downloaded successfully at: $filePath")
+        } catch (e: IOException) {
+            showToast("Error downloading CSV")
+            e.printStackTrace()
+        }
+    }
+
+    private fun showToast(message: String) {
+        Toast.makeText(requireContext(), message, Toast.LENGTH_SHORT).show()
+    }
+
+
     override fun onDestroyView() {
         super.onDestroyView()
         _binding = null

build.gradle

@@ -4,8 +4,8 @@ buildscript {
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:8.0.2'
-        classpath 'com.google.gms:google-services:4.3.15'
-        classpath 'com.google.firebase:firebase-appdistribution-gradle:4.0.0'
+        classpath 'com.google.gms:google-services:4.4.0'
+        classpath 'com.google.firebase:firebase-appdistribution-gradle:4.0.1'
     }
     repositories {
         mavenCentral()