dialog on unknown barcode on adding product

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

@@ -49,6 +49,8 @@ class AddAbstractProductActivity : AppCompatActivity() {
             barcode = abstractProduct!!.barcode
         }
 
+
+
         picturesPath = File(filesDir, "pictures")
         val thumbnailsDir = File(cacheDir, "thumbnails")
         thumbnailsDir.mkdirs()
@@ -67,6 +69,10 @@ class AddAbstractProductActivity : AppCompatActivity() {
 
         fillupCategorySpinner()
 
+        if (abstractProduct?.name == "" && abstractProduct?.barcode != "") {
+            performRequest(abstractProduct?.barcode!!)
+        }
+
         if (abstractProduct != null) {
             val imageThumbnailUri = getImageUri(this, File(thumbnailsDir, "${abstractProduct!!.imageHash}.webp"))
             pictureFile = File(picturesPath, "${abstractProduct!!.imageHash}.png]")
@@ -130,9 +136,23 @@ class AddAbstractProductActivity : AppCompatActivity() {
             scanner.startScan()
                 .addOnSuccessListener { barcode ->
                     this.barcode = barcode.rawValue.toString()
+
+                    performRequest(this.barcode)
+                }
+                .addOnFailureListener { e ->
+                    Toast.makeText(
+                        this,
+                        "Failed to scan barcode. Please, try again or enter data manually",
+                        Toast.LENGTH_LONG
+                    ).show()
+                }
+        }
+    }
+
+    fun performRequest(barcode: String) {
         barcodeText.setText(this.barcode)
         val requester = Requester("https://ean-online.ru", "match.php")
-                    requester.request(this, barcode.rawValue!!.toString())
+        requester.request(this, barcode)
         var abstractProduct: AbstractProduct
 
         thread {
@@ -152,15 +172,6 @@ class AddAbstractProductActivity : AppCompatActivity() {
             }
         }
     }
-                .addOnFailureListener { e ->
-                    Toast.makeText(
-                        this,
-                        "Failed to scan barcode. Please, try again or enter data manually",
-                        Toast.LENGTH_LONG
-                    ).show()
-                }
-        }
-    }
 
     fun fillupCategorySpinner() {
         val db = DBStorageController(this).readableDatabase

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

@@ -1,13 +1,18 @@
 package org.foxarmy.barcodescannerforemployees.activities
 
 import android.app.DatePickerDialog
+import android.content.DialogInterface
+import android.content.Intent
 import android.os.Bundle
 import android.view.View
 import android.widget.*
+import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.ContextCompat
 import com.google.mlkit.vision.codescanner.GmsBarcodeScanning
 import org.foxarmy.barcodescannerforemployees.DBStorageController
 import org.foxarmy.barcodescannerforemployees.R
+import org.foxarmy.barcodescannerforemployees.dataclasses.AbstractProduct
 import org.foxarmy.barcodescannerforemployees.dataclasses.Product
 import org.foxarmy.barcodescannerforemployees.views.AbstractProductView
 import java.util.*
@@ -93,14 +98,6 @@ class AddProductActivity : AppCompatActivity() {
             expiryDateOverShelfLife = false
         }
 
-//        shelfLifeTextEdit.addTextChangedListener {
-//            if (shelfLifeTextEdit.text.toString() == "") {
-//                return@addTextChangedListener
-//            }
-//
-//            evaluateDateOfExpiry()
-//        }
-
         dateOfProductionSelectButton.setOnClickListener {
             val c = Calendar.getInstance()
             val year = c.get(Calendar.YEAR)
@@ -180,7 +177,17 @@ class AddProductActivity : AppCompatActivity() {
     fun findAndDisplayAbstractProductByBarcode(barcode: String) {
         val abstractProduct = DBStorageController(this).findAbstractProductByBarcode(DBStorageController(this).readableDatabase, barcode)
         if (abstractProduct == null) {
-            Toast.makeText(this, "No product found", Toast.LENGTH_SHORT).show()
+            AlertDialog.Builder(this).setMessage("Product with such barcode not found. Try scanning with better lightning or add new abstract product")
+                .setPositiveButton("Add") { _: DialogInterface, _: Int ->
+                    val addAbstractProductIntent = Intent(this, AddAbstractProductActivity::class.java)
+                    val extras = Bundle()
+                    extras.putParcelable("abstractProduct", AbstractProduct(0, barcode, "", 0.0, "", 0))
+                    addAbstractProductIntent.putExtras(extras)
+                    ContextCompat.startActivity(this, addAbstractProductIntent, extras)
+                }
+                .setNegativeButton("Try again") {_: DialogInterface, _: Int ->
+
+                }.show()
             return
         }
         abstractProductView.abstractProduct = abstractProduct