From 6a984ed75d6a93b1decdebdea8fd0e396b889e22 Mon Sep 17 00:00:00 2001
From: Tangem <git@tangem.com>
Date: Wed, 17 Apr 2024 13:33:57 +0500
Subject: [PATCH] Updated on 2026-08-14

---
 .../DefaultQrScanningEventsRepository.kt      | 19 ++++++++++---------
 .../DefaultQrScanningEventsRepositoryTest.kt  | 10 ++++++++++
 2 files changed, 20 insertions(+), 9 deletions(-)

diff --git a/data/qr-scanning/src/main/java/com/tangem/data/qrscanning/repository/DefaultQrScanningEventsRepository.kt b/data/qr-scanning/src/main/java/com/tangem/data/qrscanning/repository/DefaultQrScanningEventsRepository.kt
index 87729e8bc4..994539366b 100644
--- a/data/qr-scanning/src/main/java/com/tangem/data/qrscanning/repository/DefaultQrScanningEventsRepository.kt
+++ b/data/qr-scanning/src/main/java/com/tangem/data/qrscanning/repository/DefaultQrScanningEventsRepository.kt
@@ -52,16 +52,17 @@ internal class DefaultQrScanningEventsRepository : QrScanningEventsRepository {
                         result.memo = URLDecoder.decode(it.value, "UTF-8")
                     }
                     Parameter.Address -> {
+                        // If 'address' parameter is exists, then currency must be TOKEN.
+                        val tokenCurrency = cryptoCurrency as? CryptoCurrency.Token ?: return QrResult()
+
                         // Overrides destination address for token transfers (ERC-681)
-                        if (cryptoCurrency is CryptoCurrency.Token) {
-                            // `address` parameter is used only if the contract address, encoded in the QR,
-                            // matches the contract address of the token.
-                            // Otherwise, the scanned string is likely malformed, and we stop the entire parsing routine
-                            if (cryptoCurrency.contractAddress.equals(address, ignoreCase = true)) {
-                                result.address = it.value
-                            } else {
-                                return QrResult()
-                            }
+                        // `address` parameter is used only if the contract address, encoded in the QR,
+                        // matches the contract address of the token.
+                        // Otherwise, the scanned string is likely malformed, and we stop the entire parsing routin
+                        if (tokenCurrency.contractAddress.equals(address, ignoreCase = true)) {
+                            result.address = it.value
+                        } else {
+                            return QrResult()
                         }
                     }
                     Parameter.Value,
diff --git a/data/qr-scanning/src/test/java/com/tangem/data/qrscanning/DefaultQrScanningEventsRepositoryTest.kt b/data/qr-scanning/src/test/java/com/tangem/data/qrscanning/DefaultQrScanningEventsRepositoryTest.kt
index ad1f6244a7..13d49ce302 100644
--- a/data/qr-scanning/src/test/java/com/tangem/data/qrscanning/DefaultQrScanningEventsRepositoryTest.kt
+++ b/data/qr-scanning/src/test/java/com/tangem/data/qrscanning/DefaultQrScanningEventsRepositoryTest.kt
@@ -232,11 +232,21 @@ internal class DefaultQrScanningEventsRepositoryTest {
             QrResult(address = address2, amount = BigDecimal("2300")),
             tokenCryptoCurrency,
         )
+        positiveCase(
+            "$address4?$addressParam=$addressParamValue",
+            QrResult(address = addressParamValue),
+            tokenCryptoCurrency,
+        )
         negativeCase(
             "$address2?$someParam=$someParamValue&$amountParam=$amountParamValue",
             QrResult(address = address2, amount = BigDecimal("123.123"), memo = memoParamValueUtf8),
             tokenCryptoCurrency,
         )
+        negativeCase(
+            "$address4?$addressParam=$addressParamValue",
+            QrResult(address = addressParamValue),
+            cryptoCurrency,
+        )
     }
 
     private fun positiveCase(input: String, expected: QrResult, cryptoCurrency: CryptoCurrency) {