Updated on 2026-08-14

app/src/main/java/com/tangem/tap/domain/model/UserWallet.kt

@@ -22,4 +22,6 @@ data class UserWallet(
 ) {
     val cardId: String
         get() = scanResponse.card.cardId
+
+    internal var isSaved: Boolean = true
 }

app/src/main/java/com/tangem/tap/domain/model/WalletDataModel.kt

@@ -35,6 +35,12 @@ data class WalletDataModel(
         open val pendingTransactions: List<PendingTransaction> = emptyList()
         open val errorMessage: String? = null
         open val isErrorStatus: Boolean = false
+
+        fun asRefreshing() = Refreshing(
+            amount = amount,
+            pendingTransactions = pendingTransactions,
+            errorMessage = errorMessage,
+        )
     }
 
     object Loading : Status()

app/src/main/java/com/tangem/tap/domain/model/WalletStoreModel.kt

@@ -10,7 +10,8 @@ import java.math.BigDecimal
  * Contains info about the blockchain and its currencies
  * @param userWalletId ID of the [UserWallet] which uses that store
  * @param blockchainNetwork Store's [BlockchainNetwork]
- * @param walletManager Store's [WalletManager], may be null if it fails to create this manager
+ * @param walletManager Store's [WalletManager], may be null if it fails to create this manager. TODO: Remove after
+ * WalletMiddleware refactoring
  * @param walletsData List of [WalletDataModel] which represents store's blockchain currency and tokens currencies
  * @param walletRent Store's [WalletRent], null if store has no rent or currency balance is greater then
  * [WalletRent.exemptionAmount]
@@ -18,6 +19,7 @@ import java.math.BigDecimal
 data class WalletStoreModel(
     val userWalletId: UserWalletId,
     val blockchainNetwork: BlockchainNetwork,
+    @Deprecated("Don't use it, will be removed")
     val walletManager: WalletManager?,
     val walletsData: List<WalletDataModel>,
     val walletRent: WalletRent?,

app/src/main/java/com/tangem/tap/domain/model/builders/WalletStoreBuilder.kt

@@ -0,0 +1,77 @@
+package com.tangem.tap.domain.model.builders
+
+import com.tangem.blockchain.blockchains.polkadot.ExistentialDepositProvider
+import com.tangem.blockchain.common.WalletManager
+import com.tangem.tap.domain.model.UserWallet
+import com.tangem.tap.domain.model.WalletDataModel
+import com.tangem.tap.domain.model.WalletStoreModel
+import com.tangem.tap.domain.tokens.models.BlockchainNetwork
+import com.tangem.tap.features.wallet.models.Currency
+import com.tangem.tap.features.wallet.redux.reducers.createAddressesData
+import java.math.BigDecimal
+
+class WalletStoreBuilder(
+    private val userWallet: UserWallet,
+) {
+    private var walletManager: WalletManager? = null
+    private var blockchainNetwork: BlockchainNetwork? = null
+
+    fun setWalletManager(walletManager: WalletManager?) = this.apply {
+        this.walletManager = walletManager
+    }
+
+    fun setBlockchainNetwork(blockchainNetwork: BlockchainNetwork?) = this.apply {
+        this.blockchainNetwork = blockchainNetwork
+    }
+
+    fun build(): WalletStoreModel {
+        val blockchainNetwork = this.blockchainNetwork
+            ?: walletManager?.let(BlockchainNetwork::fromWalletManager)
+            ?: error("Blockchain network and wallet manager must not be null")
+
+        val blockchainWalletData = blockchainNetwork.getBlockchainWalletData(walletManager)
+        val tokensWalletsData = blockchainNetwork.getTokensWalletsData(walletManager)
+
+        return WalletStoreModel(
+            userWalletId = userWallet.walletId,
+            blockchainNetwork = blockchainNetwork,
+            walletManager = walletManager,
+            walletsData = (listOf(blockchainWalletData) + tokensWalletsData),
+            walletRent = null,
+        )
+    }
+}
+
+private fun BlockchainNetwork.getBlockchainWalletData(walletManager: WalletManager?): WalletDataModel {
+    return WalletDataModel(
+        currency = Currency.Blockchain(
+            blockchain = blockchain,
+            derivationPath = derivationPath,
+        ),
+        status = WalletDataModel.Loading,
+        walletAddresses = walletManager?.wallet?.createAddressesData().orEmpty(),
+        existentialDeposit = getExistentialDeposit(walletManager),
+        fiatRate = null,
+    )
+}
+
+private fun BlockchainNetwork.getTokensWalletsData(walletManager: WalletManager?): List<WalletDataModel> {
+    return this.tokens
+        .map { token ->
+            WalletDataModel(
+                currency = Currency.Token(
+                    token = token,
+                    blockchain = blockchain,
+                    derivationPath = derivationPath,
+                ),
+                status = WalletDataModel.Loading,
+                walletAddresses = walletManager?.wallet?.createAddressesData().orEmpty(),
+                existentialDeposit = getExistentialDeposit(walletManager),
+                fiatRate = null,
+            )
+        }
+}
+
+private fun getExistentialDeposit(walletManager: WalletManager?): BigDecimal? {
+    return (walletManager as? ExistentialDepositProvider)?.getExistentialDeposit()
+}