From f81e51f4c458cd6389399292f2fb07f910f08770 Mon Sep 17 00:00:00 2001
From: Tangem <git@tangem.com>
Date: Tue, 6 Jan 2026 17:04:09 +0300
Subject: [PATCH] Updated on 2026-08-14

---
 .../MockedGaslessTransactionRepository.kt     | 74 +++++++++++++++++++
 .../transaction/di/TransactionDataModule.kt   | 16 ++--
 2 files changed, 81 insertions(+), 9 deletions(-)
 create mode 100644 data/transaction/src/main/java/com/tangem/data/transaction/MockedGaslessTransactionRepository.kt

diff --git a/data/transaction/src/main/java/com/tangem/data/transaction/MockedGaslessTransactionRepository.kt b/data/transaction/src/main/java/com/tangem/data/transaction/MockedGaslessTransactionRepository.kt
new file mode 100644
index 0000000000..72e1e7c662
--- /dev/null
+++ b/data/transaction/src/main/java/com/tangem/data/transaction/MockedGaslessTransactionRepository.kt
@@ -0,0 +1,74 @@
+package com.tangem.data.transaction
+
+import com.tangem.blockchain.common.Blockchain
+import com.tangem.blockchain.common.Token
+import com.tangem.blockchainsdk.utils.fromNetworkId
+import com.tangem.data.common.currency.ResponseCryptoCurrenciesFactory
+import com.tangem.domain.models.currency.CryptoCurrency
+import com.tangem.domain.models.network.Network
+import com.tangem.domain.transaction.GaslessTransactionRepository
+import com.tangem.domain.transaction.models.Eip7702Authorization
+import com.tangem.domain.transaction.models.GaslessSignedTransactionResult
+import com.tangem.domain.transaction.models.GaslessTransactionData
+import java.math.BigInteger
+
+class MockedGaslessTransactionRepository(
+    private val responseCryptoCurrenciesFactory: ResponseCryptoCurrenciesFactory,
+) : GaslessTransactionRepository {
+
+    override fun isNetworkSupported(network: Network): Boolean {
+        val blockchain = Blockchain.fromNetworkId(network.backendId) ?: return false
+        return SUPPORTED_BLOCKCHAINS.contains(blockchain)
+    }
+
+    override suspend fun getSupportedTokens(network: Network): Set<CryptoCurrency> {
+        val usdcPolygon = responseCryptoCurrenciesFactory.createToken(
+            blockchain = Blockchain.Polygon,
+            sdkToken = Token(
+                contractAddress = "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
+                name = "USD Coin",
+                symbol = "USDC",
+                decimals = 6,
+            ),
+            network = network,
+        )
+        return setOf(usdcPolygon)
+    }
+
+    override fun getTokenFeeReceiverAddress(): String {
+        return TOKEN_RECEIVER_ADDRESS
+    }
+
+    override suspend fun sendGaslessTransaction(
+        gaslessTransactionData: GaslessTransactionData,
+        signature: String,
+        userAddress: String,
+        network: Network,
+        eip7702Auth: Eip7702Authorization?,
+    ): GaslessSignedTransactionResult = GaslessSignedTransactionResult(
+        signedTransaction = "0x000",
+        gasLimit = 100000.toBigInteger(),
+        maxFeePerGas = 21000.toBigInteger(),
+        maxPriorityFeePerGas = 21000.toBigInteger(),
+    )
+
+    override fun getBaseGasForTransaction(): BigInteger {
+        return BASE_GAS_FOR_TRANSACTION
+    }
+
+    private companion object {
+
+        const val TOKEN_RECEIVER_ADDRESS = "0x"
+
+        val BASE_GAS_FOR_TRANSACTION: BigInteger = BigInteger("100000")
+        val SUPPORTED_BLOCKCHAINS = arrayOf(
+            Blockchain.Ethereum,
+            Blockchain.BSC,
+            Blockchain.Base,
+            Blockchain.Polygon,
+            Blockchain.Arbitrum,
+            Blockchain.XDC,
+            Blockchain.Optimism,
+        )
+    }
+}
\ No newline at end of file
diff --git a/data/transaction/src/main/java/com/tangem/data/transaction/di/TransactionDataModule.kt b/data/transaction/src/main/java/com/tangem/data/transaction/di/TransactionDataModule.kt
index d7be2b093c..d21fc04dce 100644
--- a/data/transaction/src/main/java/com/tangem/data/transaction/di/TransactionDataModule.kt
+++ b/data/transaction/src/main/java/com/tangem/data/transaction/di/TransactionDataModule.kt
@@ -2,11 +2,10 @@ package com.tangem.data.transaction.di
 
 import com.tangem.data.common.currency.ResponseCryptoCurrenciesFactory
 import com.tangem.data.transaction.DefaultFeeRepository
-import com.tangem.data.transaction.DefaultGaslessTransactionRepository
 import com.tangem.data.transaction.DefaultTransactionRepository
 import com.tangem.data.transaction.DefaultWalletAddressServiceRepository
+import com.tangem.data.transaction.MockedGaslessTransactionRepository
 import com.tangem.data.transaction.error.DefaultFeeErrorResolver
-import com.tangem.datasource.api.gasless.GaslessTxServiceApi
 import com.tangem.datasource.api.tangemTech.TangemTechApi
 import com.tangem.datasource.local.walletmanager.WalletManagersStore
 import com.tangem.domain.demo.models.DemoConfig
@@ -73,14 +72,13 @@ internal object TransactionDataModule {
     @Provides
     @Singleton
     fun provideGaslessTransactionRepository(
-        gaslessTxServiceApi: GaslessTxServiceApi,
-        coroutineDispatcherProvider: CoroutineDispatcherProvider,
         responseCryptoCurrenciesFactory: ResponseCryptoCurrenciesFactory,
     ): GaslessTransactionRepository {
-        return DefaultGaslessTransactionRepository(
-            gaslessTxServiceApi,
-            coroutineDispatcherProvider,
-            responseCryptoCurrenciesFactory,
-        )
+        return MockedGaslessTransactionRepository(responseCryptoCurrenciesFactory)
+        // return DefaultGaslessTransactionRepository(
+        //     gaslessTxServiceApi,
+        //     coroutineDispatcherProvider,
+        //     responseCryptoCurrenciesFactory,
+        // )
     }
 }
\ No newline at end of file