From 53f4cb5dbf0b33d3439fd56ec0b6f636b58c8987 Mon Sep 17 00:00:00 2001
From: Tangem <git@tangem.com>
Date: Fri, 29 Nov 2024 14:08:10 +0300
Subject: [PATCH] Updated on 2026-08-14

---
 .../data/tokens/repository/DefaultCurrenciesRepository.kt   | 6 ++++++
 .../com/tangem/domain/tokens/GetCurrencyWarningsUseCase.kt  | 6 ++++--
 .../tangem/domain/tokens/repository/CurrenciesRepository.kt | 2 ++
 .../domain/tokens/repository/MockCurrenciesRepository.kt    | 4 ++++
 gradle/dependencies.toml                                    | 2 +-
 5 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/data/tokens/src/main/kotlin/com/tangem/data/tokens/repository/DefaultCurrenciesRepository.kt b/data/tokens/src/main/kotlin/com/tangem/data/tokens/repository/DefaultCurrenciesRepository.kt
index c9d1495deb..1882ff71f8 100644
--- a/data/tokens/src/main/kotlin/com/tangem/data/tokens/repository/DefaultCurrenciesRepository.kt
+++ b/data/tokens/src/main/kotlin/com/tangem/data/tokens/repository/DefaultCurrenciesRepository.kt
@@ -3,6 +3,7 @@ package com.tangem.data.tokens.repository
 import com.tangem.blockchain.common.Blockchain
 import com.tangem.blockchainsdk.compatibility.getL2CompatibilityTokenComparison
 import com.tangem.blockchainsdk.utils.ExcludedBlockchains
+import com.tangem.blockchainsdk.utils.fromNetworkId
 import com.tangem.blockchainsdk.utils.toCoinId
 import com.tangem.blockchainsdk.utils.toNetworkId
 import com.tangem.data.common.api.safeApiCall
@@ -506,6 +507,11 @@ internal class DefaultCurrenciesRepository(
         }
     }
 
+    override fun isNetworkFeeZero(userWalletId: UserWalletId, network: Network): Boolean {
+        val blockchain = Blockchain.fromNetworkId(network.backendId)
+        return blockchain?.isNetworkFeeZero() ?: false
+    }
+
     private fun getMultiCurrencyWalletCurrencies(userWallet: UserWallet): Flow<List<CryptoCurrency>> {
         return getSavedUserTokensResponse(userWallet.walletId).map { storedTokens ->
             responseCurrenciesFactory.createCurrencies(
diff --git a/domain/tokens/src/main/kotlin/com/tangem/domain/tokens/GetCurrencyWarningsUseCase.kt b/domain/tokens/src/main/kotlin/com/tangem/domain/tokens/GetCurrencyWarningsUseCase.kt
index f52bcea470..b0ffc7aa77 100644
--- a/domain/tokens/src/main/kotlin/com/tangem/domain/tokens/GetCurrencyWarningsUseCase.kt
+++ b/domain/tokens/src/main/kotlin/com/tangem/domain/tokens/GetCurrencyWarningsUseCase.kt
@@ -193,10 +193,12 @@ class GetCurrencyWarningsUseCase(
         tokenStatus: CryptoCurrencyStatus,
     ): CryptoCurrencyWarning? {
         val feePaidCurrency = currenciesRepository.getFeePaidCurrency(userWalletId, tokenStatus.currency)
+        val isNetworkFeeZero = currenciesRepository.isNetworkFeeZero(userWalletId, tokenStatus.currency.network)
         return when {
             feePaidCurrency is FeePaidCurrency.Coin &&
                 !tokenStatus.value.amount.isZero() &&
-                coinStatus.value.amount.isZero() -> {
+                coinStatus.value.amount.isZero() &&
+                !isNetworkFeeZero -> {
                 CryptoCurrencyWarning.BalanceNotEnoughForFee(
                     tokenCurrency = tokenStatus.currency,
                     coinCurrency = coinStatus.currency,
@@ -205,7 +207,7 @@ class GetCurrencyWarningsUseCase(
             feePaidCurrency is FeePaidCurrency.Token -> {
                 val feePaidTokenBalance = feePaidCurrency.balance
                 val amount = tokenStatus.value.amount ?: return null
-                if (!amount.isZero() && feePaidTokenBalance.isZero()) {
+                if (!amount.isZero() && feePaidTokenBalance.isZero() && !isNetworkFeeZero) {
                     constructTokenBalanceNotEnoughWarning(
                         userWalletId = userWalletId,
                         tokenStatus = tokenStatus,
diff --git a/domain/tokens/src/main/kotlin/com/tangem/domain/tokens/repository/CurrenciesRepository.kt b/domain/tokens/src/main/kotlin/com/tangem/domain/tokens/repository/CurrenciesRepository.kt
index 27691a8495..66af3545ce 100644
--- a/domain/tokens/src/main/kotlin/com/tangem/domain/tokens/repository/CurrenciesRepository.kt
+++ b/domain/tokens/src/main/kotlin/com/tangem/domain/tokens/repository/CurrenciesRepository.kt
@@ -241,4 +241,6 @@ interface CurrenciesRepository {
 
     /** Get crypto currencies by [currencyRawId] from all user wallets */
     fun getAllWalletsCryptoCurrencies(currencyRawId: String): Flow<Map<UserWallet, List<CryptoCurrency>>>
+
+    fun isNetworkFeeZero(userWalletId: UserWalletId, network: Network): Boolean
 }
\ No newline at end of file
diff --git a/domain/tokens/src/test/kotlin/com/tangem/domain/tokens/repository/MockCurrenciesRepository.kt b/domain/tokens/src/test/kotlin/com/tangem/domain/tokens/repository/MockCurrenciesRepository.kt
index b23e4a8726..d51f5710d8 100644
--- a/domain/tokens/src/test/kotlin/com/tangem/domain/tokens/repository/MockCurrenciesRepository.kt
+++ b/domain/tokens/src/test/kotlin/com/tangem/domain/tokens/repository/MockCurrenciesRepository.kt
@@ -150,4 +150,8 @@ internal class MockCurrenciesRepository(
     override fun getAllWalletsCryptoCurrencies(currencyRawId: String): Flow<Map<UserWallet, List<CryptoCurrency>>> {
         return emptyFlow()
     }
+
+    override fun isNetworkFeeZero(userWalletId: UserWalletId, network: Network): Boolean {
+        return false
+    }
 }
\ No newline at end of file
diff --git a/gradle/dependencies.toml b/gradle/dependencies.toml
index 42c41b11d8..64a90d4373 100644
--- a/gradle/dependencies.toml
+++ b/gradle/dependencies.toml
@@ -88,7 +88,7 @@ markdownComposeView = "0.5.4"
 # endregion Other libraries
 
 # region Tangem
-tangemBlockchainSdk = "develop-875"
+tangemBlockchainSdk = "develop-876"
 #tangemBlockchainSdk = "0.0.1" # Keep it! - used for local builds
 tangemCardSdk = "develop-410"
 #tangemCardSdk = "0.0.1" # Keep it! - used for local builds ^