Huge load of shit, hope I'll be able to do it normally

app/src/main/AndroidManifest.xml

@@ -36,6 +36,14 @@
                 android:name=".activities.AddAbstractProductActivity"
                 android:exported="false"
                 android:theme="@style/Theme.BarcodeScannerForEmployees"/>
+        <activity
+                android:name=".activities.ExpiryCalendarActivity"
+                android:exported="false"
+                android:theme="@style/Theme.BarcodeScannerForEmployees"/>
+        <activity
+                android:name=".activities.ExpiryCalendarGroupActivity"
+                android:exported="false"
+                android:theme="@style/Theme.BarcodeScannerForEmployees"/>
         <activity
                 android:name=".activities.FullscreenActivity"
                 android:configChanges="orientation|keyboardHidden|screenSize"
@@ -49,7 +57,7 @@
         
         <provider
                 android:name="androidx.core.content.FileProvider"
-                android:authorities="com.google.firebase.components.activities.MainActivity.provider;com.google.firebase.components.activities.FullscreenActivity.provider;com.google.firebase.components.activities.AddAbstractProductActivity.provider;com.google.firebase.components.activities.AddProductActivity.provider"
+                android:authorities="com.google.firebase.components.activities.MainActivity.provider;com.google.firebase.components.activities.FullscreenActivity.provider;com.google.firebase.components.activities.AddAbstractProductActivity.provider;com.google.firebase.components.activities.AddProductActivity.provider;com.google.firebase.components.activities.ExpiryCalendarActivity.provider;com.google.firebase.components.activities.ExpiryCalendarGroupActivity.provider"
                 android:exported="false"
                 android:grantUriPermissions="true">
             <meta-data

app/src/main/java/org/foxarmy/barcodescannerforemployees/DBStorageController.kt

@@ -200,6 +200,49 @@ class DBStorageController(context: Context) : SQLiteOpenHelper(context, DATABASE
         db.insert(ProductContract.ProductEntry.TABLE_NAME, null, values)
     }
 
+    fun findAmountOfProductsWithExpiryDate(db: SQLiteDatabase, date: Long): Int {
+        var amount = 0
+
+        val projection = arrayOf(
+            ProductContract.ProductEntry.ABSTRACT_PRODUCT_ID,
+            ProductContract.ProductEntry.AMOUNT,
+            ProductContract.ProductEntry.DATE_OF_PRODUCTION,
+        )
+
+        val selection = "${ProductContract.ProductEntry.EXPIRY_DATE} = ?"
+        val selectionArgs = arrayOf(date.toString())
+
+        val cursor = db.query(ProductContract.ProductEntry.TABLE_NAME, projection, selection, selectionArgs, null, null, null)
+
+        with(cursor) {
+            while (moveToNext()) {
+                amount++
+            }
+        }
+
+        return amount
+    }
+
+    fun findAllExpiryDates(db:SQLiteDatabase): Set<Long> {
+        val dates: MutableSet<Long> = mutableSetOf<Long>()
+
+        val projection = arrayOf(
+            ProductContract.ProductEntry.EXPIRY_DATE
+        )
+
+        val orderBy = "${ProductContract.ProductEntry.EXPIRY_DATE} ASC"
+
+        val cursor = db.query(ProductContract.ProductEntry.TABLE_NAME, projection, null, null, null, null, orderBy)
+
+        with(cursor) {
+            while (moveToNext()) {
+                dates.add(getLong(getColumnIndexOrThrow(ProductContract.ProductEntry.EXPIRY_DATE)))
+            }
+        }
+
+        return dates
+    }
+
     fun findAbstractProductByBarcode (db: SQLiteDatabase, barcode: String) : AbstractProduct? {
         var abstractProduct: AbstractProduct? = null
         val projection = arrayOf(

app/src/main/java/org/foxarmy/barcodescannerforemployees/activities/AddProductActivity.kt

@@ -77,7 +77,6 @@ class AddProductActivity : AppCompatActivity() {
             update()
         } else {
             product = Product(0, 0, 0, 0, 0)
-            abstractProduct = AbstractProduct(0, "", "", 0.0, "", 0, 0)
         }
 
         scanButton.setOnClickListener {
@@ -111,6 +110,11 @@ class AddProductActivity : AppCompatActivity() {
         }
 
         saveProductButton.setOnClickListener {
+            if (abstractProduct == null) {
+                Toast.makeText(this, getString(R.string.abstract_product_request), Toast.LENGTH_SHORT).show()
+                return@setOnClickListener
+            }
+
             if (expiryDateOverShelfLife == null) {
                 Toast.makeText(this, getString(R.string.shell_life_or_expiry_date_request), Toast.LENGTH_SHORT).show()
                 return@setOnClickListener
@@ -145,6 +149,12 @@ class AddProductActivity : AppCompatActivity() {
             finish()
         }
         update()
+
+        val today = SimpleDateFormat("dd.MM.yyyy").format(Calendar.getInstance().time).split(".")
+
+
+        dateOfProductionDatePicker.updateDate(today[2].toInt(), today[1].toInt(), today[0].toInt())
+        expiryDatePicker.updateDate(today[2].toInt(), today[1].toInt(), today[0].toInt())
     }
 
     private fun update () {
@@ -158,14 +168,6 @@ class AddProductActivity : AppCompatActivity() {
             shelfLifeTextEdit.visibility = View.VISIBLE
         }
 
-        val dateOfProduction = SimpleDateFormat("dd.MM.yyyy").format(product!!.dateOfProduction * 1000).split(".")
-
-        dateOfProductionDatePicker.updateDate(dateOfProduction[2].toInt(), dateOfProduction[1].toInt(), dateOfProduction[0].toInt())
-
-        val expiryDate = SimpleDateFormat("dd.MM.yyyy").format(product!!.dateOfExpiry * 1000).split(".")
-
-        expiryDatePicker.updateDate(expiryDate[2].toInt(), expiryDate[1].toInt(), expiryDate[0].toInt())
-
         if (amountTextEdit.text.toString() == "") {
             amountTextEdit.setText(product!!.amount.toString())
         } else {

app/src/main/java/org/foxarmy/barcodescannerforemployees/activities/ExpiryCalendarActivity.kt

@@ -0,0 +1,33 @@
+package org.foxarmy.barcodescannerforemployees.activities
+
+import android.content.Intent
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.ContextCompat
+import org.foxarmy.barcodescannerforemployees.databinding.ActivityExpiryCalendarBinding
+
+class ExpiryCalendarActivity : AppCompatActivity() {
+    private lateinit var binding: ActivityExpiryCalendarBinding
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        binding = ActivityExpiryCalendarBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+    }
+
+    fun displayDate(date:Long) {
+        val expiryCalendarGroupActivityIntent = Intent(this, ExpiryCalendarGroupActivity::class.java)
+        val extras = Bundle()
+        extras.putLong("date", date)
+        expiryCalendarGroupActivityIntent.putExtras(extras)
+        ContextCompat.startActivity(this, expiryCalendarGroupActivityIntent, extras)
+
+//        val shelfFragment = ShelfFragment.newInstance(date)
+//        val ft = supportFragmentManager.beginTransaction()
+//        ft.replace(R.id.include_content, shelfFragment)
+//        ft.commit()
+//        ft.addToBackStack(null)
+    }
+}

app/src/main/java/org/foxarmy/barcodescannerforemployees/activities/ExpiryCalendarGroupActivity.kt

@@ -0,0 +1,26 @@
+package org.foxarmy.barcodescannerforemployees.activities
+
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+import org.foxarmy.barcodescannerforemployees.R
+import org.foxarmy.barcodescannerforemployees.databinding.ActivityExpiryCalendarGroupBinding
+import org.foxarmy.barcodescannerforemployees.fragments.ShelfFragment
+
+class ExpiryCalendarGroupActivity : AppCompatActivity() {
+    private lateinit var binding: ActivityExpiryCalendarGroupBinding
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        binding = ActivityExpiryCalendarGroupBinding.inflate(layoutInflater)
+
+        val date = intent.extras!!.getLong("date")
+
+//        binding.root.addView(ShelfFragment.newInstance(date).view!!.rootView)
+        val ft = supportFragmentManager.beginTransaction()
+        ft.replace(R.id.content, ShelfFragment.newInstance(date))
+        ft.commit()
+        setContentView(binding.root)
+
+    }
+}

app/src/main/java/org/foxarmy/barcodescannerforemployees/activities/MainActivity.kt

@@ -32,6 +32,13 @@ class MainActivity : AppCompatActivity() {
         setupViewPager(binding.tabViewpager)
         binding.tabTablayout.setupWithViewPager(binding.tabViewpager)
 
+        binding.expiryCalendarFab.setOnClickListener { _ ->
+            val expiryCalendarIntent = Intent(this, ExpiryCalendarActivity::class.java)
+            val extras = Bundle()
+            expiryCalendarIntent.putExtras(extras)
+            ContextCompat.startActivity(this, expiryCalendarIntent, extras)
+        }
+
         binding.newElementFab.setOnClickListener { view ->
             val currentPosition = binding.tabTablayout.selectedTabPosition
             val fragment = adapter.getItem(currentPosition)

app/src/main/java/org/foxarmy/barcodescannerforemployees/fragments/AddAbstractProductFragment.kt

@@ -5,7 +5,6 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
-import org.foxarmy.barcodescannerforemployees.R
 import org.foxarmy.barcodescannerforemployees.databinding.FragmentAddAbstractProductBinding
 
 class AddAbstractProductFragment : Fragment() {
@@ -16,6 +15,6 @@ class AddAbstractProductFragment : Fragment() {
         savedInstanceState: Bundle?
     ): View {
         binding = FragmentAddAbstractProductBinding.inflate(layoutInflater)
-        return inflater.inflate(R.layout.fragment_add_abstract_product, container, false)
+        return binding.root
     }
 }

app/src/main/java/org/foxarmy/barcodescannerforemployees/fragments/AddProductFragment.kt

@@ -5,7 +5,6 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
-import org.foxarmy.barcodescannerforemployees.R
 import org.foxarmy.barcodescannerforemployees.databinding.FragmentAddProductBinding
 
 class AddProductFragment : Fragment() {
@@ -16,6 +15,6 @@ class AddProductFragment : Fragment() {
         savedInstanceState: Bundle?
     ): View {
         binding = FragmentAddProductBinding.inflate(layoutInflater)
-        return inflater.inflate(R.layout.fragment_add_product, container, false)
+        return binding.root
     }
 }

app/src/main/java/org/foxarmy/barcodescannerforemployees/fragments/ExpiryDatesFragment.kt

@@ -0,0 +1,37 @@
+package org.foxarmy.barcodescannerforemployees.fragments
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import org.foxarmy.barcodescannerforemployees.DBStorageController
+import org.foxarmy.barcodescannerforemployees.databinding.FragmentExpiryDatesBinding
+import org.foxarmy.barcodescannerforemployees.views.ExpiryGroupView
+
+class ExpiryDatesFragment : Fragment() {
+    private lateinit var binding: FragmentExpiryDatesBinding
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        binding = FragmentExpiryDatesBinding.inflate(layoutInflater)
+
+        fillUp()
+
+        return binding.root
+    }
+
+
+    private fun fillUp() {
+        val dates = DBStorageController(requireContext()).findAllExpiryDates(DBStorageController(requireContext()).readableDatabase)
+
+        val container = binding.datesLinearLayout
+
+        dates.forEach { date ->
+            val newDate = ExpiryGroupView(requireActivity(), requireContext(), date)
+            container.addView(newDate)
+        }
+    }
+}

app/src/main/java/org/foxarmy/barcodescannerforemployees/fragments/ShelfFragment.kt

@@ -1,5 +1,6 @@
 package org.foxarmy.barcodescannerforemployees.fragments
 
+import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.provider.BaseColumns
@@ -28,6 +29,8 @@ class ShelfFragment : Fragment() {
 
     private lateinit var binding: FragmentShelfBinding
     private var updateInProgress = false
+    private var filterBy = ""
+    private var filter = ""
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
@@ -37,6 +40,12 @@ class ShelfFragment : Fragment() {
 
         fillUpSortBySpinner()
 
+        val filterByDate = arguments?.getLong("filterByExpiryDate") as Long?
+        if (filterByDate != null) {
+            filter = filterByDate.toString()
+            filterBy = "expiryDate"
+        }
+
         binding.spinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
             override fun onNothingSelected(parent: AdapterView<*>?) {
                 updateContent()
@@ -135,7 +144,20 @@ class ShelfFragment : Fragment() {
                 }
             }
 
-            val cursor = db.query(ProductContract.ProductEntry.TABLE_NAME, projection, null, null, null, null, orderBy)
+            var selection: String? = null
+            var selectionArgs: Array<String>? = null
+
+            when (filterBy) {
+                "expiryDate" -> {
+                    selection = "${ProductContract.ProductEntry.EXPIRY_DATE} = ?"
+                    selectionArgs = arrayOf(filter)
+                }
+
+                "" -> {}
+            }
+
+
+            val cursor = db.query(ProductContract.ProductEntry.TABLE_NAME, projection, selection, selectionArgs, null, null, orderBy)
 
             val products = mutableListOf<Product>()
 
@@ -206,4 +228,16 @@ class ShelfFragment : Fragment() {
             updateContent()
         }
     }
+
+    companion object {
+
+        fun newInstance(date: Long):ShelfFragment = ShelfFragment().apply {
+            val fragment = ShelfFragment()
+            val args = Bundle()
+            args.putLong("filterByExpiryDate", date)
+            fragment.setArguments(args)
+
+            return fragment
+        }
+    }
 }

app/src/main/java/org/foxarmy/barcodescannerforemployees/views/AbstractProductView.kt

@@ -9,6 +9,7 @@ import android.view.LayoutInflater
 import android.widget.ImageView
 import android.widget.LinearLayout
 import android.widget.TextView
+import android.widget.Toast
 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.core.content.ContextCompat
 import androidx.core.content.ContextCompat.startActivity
@@ -71,6 +72,10 @@ class AbstractProductView: LinearLayout {
             this.background = ContextCompat.getDrawable(context, if (isProductSelected) R.drawable.outline_selected else R.drawable.outline)
             true
         }
+
+        productNameField!!.setOnClickListener {
+            Toast.makeText(activity, productNameField!!.text, Toast.LENGTH_SHORT).show()
+        }
     }
 
     fun update() {

app/src/main/java/org/foxarmy/barcodescannerforemployees/views/ExpiryGroupView.kt

@@ -0,0 +1,37 @@
+package org.foxarmy.barcodescannerforemployees.views
+
+import android.app.Activity
+import android.content.Context
+import android.view.LayoutInflater
+import android.widget.LinearLayout
+import android.widget.TextView
+import androidx.core.content.ContextCompat
+import org.foxarmy.barcodescannerforemployees.DBStorageController
+import org.foxarmy.barcodescannerforemployees.R
+import org.foxarmy.barcodescannerforemployees.activities.ExpiryCalendarActivity
+import java.text.SimpleDateFormat
+
+class ExpiryGroupView : LinearLayout {
+
+    private var representingDate: Long? = null
+
+    constructor(activity: Activity, context: Context, representingDate: Long) : super(context) {
+
+        val inflater: LayoutInflater = activity.layoutInflater
+        inflater.inflate(R.layout.expiry_group_view, this)
+
+        this.representingDate = representingDate
+
+        this.background = ContextCompat.getDrawable(context,R.drawable.outline)
+
+        var amount = DBStorageController(context).findAmountOfProductsWithExpiryDate(DBStorageController(context).readableDatabase, representingDate)
+
+        findViewById<TextView>(R.id.representingDateTextView).text = SimpleDateFormat("dd.MM.yyyy").format(representingDate * 1000)
+        findViewById<TextView>(R.id.amountTextView).text = amount.toString()
+
+        setOnClickListener {
+            (activity as ExpiryCalendarActivity).displayDate(representingDate)
+//            (activity as MainActivity).filterAbstractProductsByCategory(category.id)
+        }
+    }
+}

app/src/main/java/org/foxarmy/barcodescannerforemployees/views/ProductView.kt

@@ -88,7 +88,11 @@ class ProductView: LinearLayout {
 
     @RequiresApi(Build.VERSION_CODES.O)
     fun update () {
-        val linkedAbstractProduct: AbstractProduct = DBStorageController(activity).findAbstractProductById(DBStorageController(activity).readableDatabase, product.abstractProductId)!!
+        val linkedAbstractProduct: AbstractProduct? = DBStorageController(activity).findAbstractProductById(DBStorageController(activity).readableDatabase, product.abstractProductId)
+
+        if(linkedAbstractProduct == null) {
+            return
+        }
 
         val thumbnailsDir = File(activity.cacheDir, "thumbnails")
         thumbnailsDir.mkdirs()

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

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.core.widget.NestedScrollView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:tools="http://schemas.android.com/tools"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        tools:context=".fragments.ExpiryDatesFragment">
+    <include layout="@layout/content_expiry_calendar" android:id="@+id/include_content"/>
+</androidx.core.widget.NestedScrollView>

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

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.core.widget.NestedScrollView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:tools="http://schemas.android.com/tools"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        tools:context=".fragments.ShelfFragment"
+        android:id="@+id/content">
+
+</androidx.core.widget.NestedScrollView>

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

@@ -50,5 +50,12 @@
             android:layout_marginEnd="@dimen/fab_margin"
             android:layout_marginBottom="16dp"
             app:srcCompat="@android:drawable/ic_input_add"/>
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:clickable="true" app:srcCompat="@android:drawable/ic_menu_my_calendar"
+            android:id="@+id/expiryCalendarFab" android:layout_gravity="bottom|end"
+            tools:layout_editor_absoluteY="742dp" tools:layout_editor_absoluteX="337dp"
+            android:layout_marginBottom="84dp" android:layout_marginRight="16dp"/>
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>

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

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:layout_behavior="@string/appbar_scrolling_view_behavior" android:id="@+id/expiryCalendarContent">
+
+    <androidx.fragment.app.FragmentContainerView
+            android:name="androidx.navigation.fragment.NavHostFragment"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" app:navGraph="@navigation/nav_graph_expiry_calendar"
+            app:defaultNavHost="true" android:id="@+id/fragmentContainerView"/>
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:orientation="horizontal"
+              android:layout_width="match_parent"
+              android:layout_height="match_parent">
+
+    <TextView
+            android:text="TextView"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" android:id="@+id/representingDateTextView" android:layout_weight="1"
+            android:textSize="45sp"/>
+    <TextView
+            android:text="TextView"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" android:id="@+id/amountTextView" android:layout_weight="1"
+            android:textSize="45sp" android:textAlignment="textEnd"/>
+</LinearLayout>

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

@@ -48,7 +48,7 @@
         </RadioGroup>
         <DatePicker
                 android:layout_width="247dp"
-                android:layout_height="78dp" android:id="@+id/expiryDatePicker"
+                android:layout_height="100dp" android:id="@+id/expiryDatePicker"
                 android:datePickerMode="spinner"
                 android:calendarViewShown="false"
                 app:layout_constraintStart_toStartOf="parent" app:layout_constraintEnd_toEndOf="parent"
@@ -80,7 +80,7 @@
                 app:layout_constraintEnd_toEndOf="parent" android:layout_marginTop="16dp"/>
         <DatePicker
                 android:layout_width="247dp"
-                android:layout_height="78dp" android:id="@+id/dateOfProductionDatePicker"
+                android:layout_height="100dp" android:id="@+id/dateOfProductionDatePicker"
                 android:datePickerMode="spinner"
                 android:calendarViewShown="false"
                 app:layout_constraintTop_toBottomOf="@+id/dateOfProductionTextView"

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

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+             android:layout_width="match_parent"
+             android:layout_height="match_parent">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent" android:id="@+id/layout">
+
+        <ScrollView
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:id="@+id/scrollView">
+            <LinearLayout
+                    android:orientation="vertical"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content" android:id="@+id/datesLinearLayout">
+            </LinearLayout>
+        </ScrollView>
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</FrameLayout>

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

@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
              xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent"
-             android:layout_height="match_parent">
+             android:layout_height="match_parent"
+             android:background="#141218">
 
     <androidx.constraintlayout.widget.ConstraintLayout
             android:layout_width="match_parent"

app/src/main/res/navigation/nav_graph_expiry_calendar.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation 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:id="@+id/navigation_graph_expiry_calendar"
+            app:startDestination="@id/expiryDatesFragment">
+
+    <fragment android:id="@+id/expiryDatesFragment"
+              android:name="org.foxarmy.barcodescannerforemployees.fragments.ExpiryDatesFragment"
+              android:label="expiry dates" tools:layout="@layout/fragment_expiry_dates"/>
+</navigation>

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

@@ -86,4 +86,5 @@
     <string name="no_product_in_online_database">Продукт не найден в онлайн базе данных. Попробуйте снова, если это
         ошибка сканирования или введите данные вручную
     </string>
+    <string name="abstract_product_request">Пожалуйста, отсканируйте штрихкод, чтобы добавить продукт</string>
 </resources>

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

@@ -84,4 +84,5 @@
     <string name="no_product_in_online_database">Product not found. Please, try again if you beleive barcode scanned
         wrongly or type manually
     </string>
+    <string name="abstract_product_request">Please, scan a barcode in order to add product</string>
 </resources>