Updated on 2026-08-14

libs/blockchain-sdk/src/main/java/com/tangem/blockchainsdk/compatibility/L2Networks.kt

@@ -0,0 +1,59 @@
+package com.tangem.blockchainsdk.compatibility
+
+import com.tangem.blockchain.common.Blockchain
+import com.tangem.blockchainsdk.utils.toCoinId
+import com.tangem.blockchainsdk.utils.toNetworkId
+import com.tangem.datasource.api.markets.models.response.TokenMarketInfoResponse
+import com.tangem.datasource.api.tangemTech.models.CoinsResponse
+import com.tangem.datasource.api.tangemTech.models.UserTokensResponse
+
+val l2NetworksList = listOf(
+    Blockchain.Optimism,
+    Blockchain.Arbitrum,
+    Blockchain.ZkSyncEra,
+    Blockchain.Manta,
+    Blockchain.PolygonZkEVM,
+    Blockchain.Aurora,
+    Blockchain.Base,
+    Blockchain.Blast,
+    Blockchain.Cyber,
+)
+
+fun getL2CompatibilityTokenComparison(token: UserTokensResponse.Token, currencyId: String): Boolean {
+    return if (currencyId == ETHEREUM_COIN_ID) {
+        l2NetworksList.map { it.toCoinId() }.contains(token.id) || currencyId == token.id
+    } else {
+        token.id == currencyId
+    }
+}
+
+fun List<CoinsResponse.Coin.Network>.applyL2Compatibility(coinId: String): List<CoinsResponse.Coin.Network> {
+    return if (coinId == ETHEREUM_COIN_ID) {
+        val l2Networks = l2NetworksList.map {
+            CoinsResponse.Coin.Network(
+                networkId = it.toNetworkId(),
+            )
+        }
+        this + l2Networks
+    } else {
+        this
+    }
+}
+
+fun TokenMarketInfoResponse.applyL2Compatibility(coinId: String): TokenMarketInfoResponse {
+    val networks = this.networks ?: return this
+    return if (coinId == ETHEREUM_COIN_ID) {
+        val l2Networks = l2NetworksList.map {
+            TokenMarketInfoResponse.Network(
+                networkId = it.toNetworkId(),
+                contractAddress = null,
+                decimalCount = null,
+            )
+        }
+        this.copy(networks = networks + l2Networks)
+    } else {
+        this
+    }
+}
+
+const val ETHEREUM_COIN_ID = "ethereum"