Updated on 2026-08-14

2022-09-14 11:42:02 +03:00 · 2022-09-14 11:42:02 +03:00 · d850dc04a5
commit d850dc04a5
parent 784a908734 1b5ff5baa6
24 changed files with 198 additions and 178 deletions
--- a/.idea/codeStyles/Project.xml
+++ b/.idea/codeStyles/Project.xml
@ -29,7 +29,6 @@
    <codeStyleSettings language="Groovy">
      <option name="LINE_COMMENT_AT_FIRST_COLUMN" value="false" />
      <option name="LINE_COMMENT_ADD_SPACE" value="true" />
-      <option name="LINE_COMMENT_ADD_SPACE_ON_REFORMAT" value="true" />
      <option name="KEEP_BLANK_LINES_IN_DECLARATIONS" value="1" />
      <option name="KEEP_BLANK_LINES_IN_CODE" value="1" />
      <option name="KEEP_BLANK_LINES_BEFORE_RBRACE" value="0" />
@ -174,7 +173,6 @@
      <option name="RIGHT_MARGIN" value="120" />
      <option name="LINE_COMMENT_AT_FIRST_COLUMN" value="false" />
      <option name="LINE_COMMENT_ADD_SPACE" value="true" />
-      <option name="LINE_COMMENT_ADD_SPACE_ON_REFORMAT" value="true" />
      <option name="KEEP_BLANK_LINES_IN_DECLARATIONS" value="0" />
      <option name="KEEP_BLANK_LINES_IN_CODE" value="0" />
      <option name="KEEP_BLANK_LINES_BEFORE_RBRACE" value="0" />
--- a/app/src/main/assets/testnet_tokens.json
+++ b/app/src/main/assets/testnet_tokens.json
@ -420,6 +420,16 @@
                    "networkId" : "stellar/test"
                }
            ]
+        },
+        {
+            "id" : "polkadot",
+            "symbol" : "DOT",
+            "name" : "Polkadot",
+            "networks" : [
+                {
+                    "networkId" : "polkadot/test"
+                }
+            ]
        }
    ],
    
--- a/app/src/main/java/com/tangem/tap/MainActivity.kt
+++ b/app/src/main/java/com/tangem/tap/MainActivity.kt
@ -4,6 +4,7 @@ import android.content.Intent
 import android.content.pm.ActivityInfo
 import android.os.Bundle
 import android.view.View
+import android.view.Window
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.WindowCompat
 import androidx.core.view.WindowInsetsControllerCompat
@ -85,6 +86,7 @@ class MainActivity : AppCompatActivity(), SnackbarHandler {
    }

    private fun systemActions() {
+
        WindowCompat.setDecorFitsSystemWindows(window, false)

        val windowInsetsController = WindowInsetsControllerCompat(window, binding.root)
--- a/app/src/main/java/com/tangem/tap/common/extensions/Blockchain.kt
+++ b/app/src/main/java/com/tangem/tap/common/extensions/Blockchain.kt
@ -28,6 +28,7 @@ fun Blockchain.getRoundIconRes(): Int {
        Blockchain.Dogecoin -> R.drawable.ic_dogecoin_round
        Blockchain.Tron, Blockchain.TronTestnet -> R.drawable.ic_tron_round
        Blockchain.Gnosis -> R.drawable.ic_gnosis_round
+        Blockchain.Polkadot, Blockchain.PolkadotTestnet -> R.drawable.ic_polkadot_round
        else -> R.drawable.ic_tangem_logo
    }
 }
@ -55,6 +56,7 @@ fun Blockchain.getGreyedOutIconRes(): Int {
        Blockchain.Dogecoin -> R.drawable.ic_dogecoin_no_color
        Blockchain.Tron, Blockchain.TronTestnet -> R.drawable.ic_tron_no_color
        Blockchain.Gnosis -> R.drawable.ic_gnosis_no_color
+        Blockchain.Polkadot, Blockchain.PolkadotTestnet -> R.drawable.ic_polkadot_no_color
        else -> R.drawable.ic_tangem_logo
    }
 }
--- a/app/src/main/java/com/tangem/tap/features/details/ui/walletconnect/QrScanFragment.kt
+++ b/app/src/main/java/com/tangem/tap/features/details/ui/walletconnect/QrScanFragment.kt
@ -9,6 +9,7 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.activity.OnBackPressedCallback
 import androidx.core.content.ContextCompat
+import androidx.core.view.WindowCompat
 import androidx.fragment.app.Fragment
 import com.google.zxing.Result
 import com.otaliastudios.cameraview.CameraView
@ -23,6 +24,7 @@ class QrScanFragment : Fragment(0), ZXingScannerView.ResultHandler {

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
+        activity?.window?.let { WindowCompat.setDecorFitsSystemWindows(it, true) }
        activity?.onBackPressedDispatcher?.addCallback(this, object : OnBackPressedCallback(true) {
            override fun handleOnBackPressed() {
                store.dispatch(NavigationAction.PopBackTo())
@ -54,7 +56,7 @@ class QrScanFragment : Fragment(0), ZXingScannerView.ResultHandler {

    override fun handleResult(result: Result) {
        store.dispatch(NavigationAction.PopBackTo())
-
+        activity?.window?.let { WindowCompat.setDecorFitsSystemWindows(it, false) }
        if (!result.text.isNullOrBlank()) {
            store.dispatch(WalletConnectAction.OpenSession(result.text))
        }
--- a/app/src/main/java/com/tangem/tap/features/send/redux/middlewares/AmountMiddleware.kt
+++ b/app/src/main/java/com/tangem/tap/features/send/redux/middlewares/AmountMiddleware.kt
@ -4,11 +4,17 @@ import com.tangem.blockchain.common.Amount
 import com.tangem.blockchain.common.TransactionError
 import com.tangem.common.extensions.isZero
 import com.tangem.tap.common.redux.AppState
-import com.tangem.tap.features.send.redux.*
+import com.tangem.tap.features.send.redux.AmountAction
+import com.tangem.tap.features.send.redux.AmountActionUi
+import com.tangem.tap.features.send.redux.FeeAction
+import com.tangem.tap.features.send.redux.FeeActionUi
+import com.tangem.tap.features.send.redux.ReceiptAction
+import com.tangem.tap.features.send.redux.SendAction
 import com.tangem.tap.features.send.redux.states.MainCurrencyType
 import com.tangem.tap.features.send.redux.states.SendState
 import org.rekotlin.Action
 import java.math.BigDecimal
+import java.util.*

 /**
 [REDACTED_AUTHOR]
@ -62,18 +68,11 @@ class AmountMiddleware {

        val amountToSend = Amount(typedAmount, sendState.getTotalAmountToSend(inputCrypto))
        val transactionErrors = walletManager.validateTransaction(amountToSend, sendState.feeState.currentFee)
-        transactionErrors.remove(TransactionError.TezosSendAll)
-        if (transactionErrors.isEmpty()) {
+        val amountFieldErrors = filterErrorsForAmountField(transactionErrors)
+        if (amountFieldErrors.isEmpty()) {
            dispatch(AmountAction.SetAmountError(null))
        } else {
-            val amountErrors = extractErrorsForAmountField(transactionErrors)
-            if (amountErrors.isNotEmpty()) {
-                transactionErrors.removeAll(amountErrors)
-                dispatch(AmountAction.SetAmountError(createValidateTransactionError(amountErrors, walletManager)))
-            }
-            if (transactionErrors.isNotEmpty()) {
-                dispatch(SendAction.SendError(createValidateTransactionError(transactionErrors, walletManager)))
-            }
+            dispatch(AmountAction.SetAmountError(createValidateTransactionError(amountFieldErrors, walletManager)))
        }
        dispatch(ReceiptAction.RefreshReceipt)
        dispatch(SendAction.ChangeSendButtonState(sendState.getButtonState()))
@ -104,4 +103,28 @@ class AmountMiddleware {

        dispatch(AmountActionUi.SetMainCurrency(type))
    }
+}
+
+private fun filterErrorsForAmountField(errors: EnumSet<TransactionError>): EnumSet<TransactionError> {
+    val showIntoAmountField = EnumSet.noneOf(TransactionError::class.java)
+    errors.forEach {
+        when (it) {
+            TransactionError.AmountExceedsBalance -> {
+                showIntoAmountField.remove(TransactionError.TotalExceedsBalance)
+                showIntoAmountField.add(it)
+            }
+            TransactionError.FeeExceedsBalance -> {
+                showIntoAmountField.remove(TransactionError.TotalExceedsBalance)
+                showIntoAmountField.add(it)
+            }
+            TransactionError.TotalExceedsBalance -> {
+                val notAcceptable = listOf(TransactionError.AmountExceedsBalance, TransactionError.FeeExceedsBalance)
+                if (!showIntoAmountField.containsAll(notAcceptable)) showIntoAmountField.add(it)
+            }
+            else -> showIntoAmountField.add(it)
+        }
+    }
+    showIntoAmountField.remove(TransactionError.TezosSendAll)
+
+    return showIntoAmountField
 }
--- a/app/src/main/java/com/tangem/tap/features/send/redux/middlewares/SendMiddleware.kt
+++ b/app/src/main/java/com/tangem/tap/features/send/redux/middlewares/SendMiddleware.kt
@ -114,9 +114,8 @@ private fun verifyAndSendTransaction(
    val amountToSend = Amount(typedAmount, sendState.getTotalAmountToSend())

    val transactionErrors = walletManager.validateTransaction(amountToSend, feeAmount)
-    val hadTezosError = transactionErrors.remove(TransactionError.TezosSendAll)
    when {
-        hadTezosError -> {
+        transactionErrors.contains(TransactionError.TezosSendAll) -> {
            val reduceAmount = walletManager.wallet.blockchain.minimalAmount()
            dispatch(
                SendAction.Dialog.TezosWarningDialog(
@ -135,9 +134,6 @@ private fun verifyAndSendTransaction(
                ),
            )
        }
-        transactionErrors.isNotEmpty() -> {
-            dispatch(SendAction.SendError(createValidateTransactionError(transactionErrors, walletManager)))
-        }
        else -> {
            sendTransaction(
                action, walletManager, amountToSend, feeAmount, destinationAddress,
@ -272,10 +268,8 @@ private fun sendTransaction(
                            dispatch(SendAction.Dialog.SendTransactionFails.CardSdkError(tangemSdkError))
                        }
                        is BlockchainSdkError.CreateAccountUnderfunded -> {
-                            // from XLM, XRP
-                            val reserve = error.minReserve.value?.stripZeroPlainString() ?: "0"
-                            val symbol = error.minReserve.currencySymbol
-                            dispatch(SendAction.SendError(TapError.CreateAccountUnderfunded(listOf(reserve, symbol))))
+                            // from XLM, XRP, Polkadot
+                            dispatch(SendAction.Dialog.SendTransactionFails.BlockchainSdkError(error))
                        }
                        else -> {
                            when {
@ -300,29 +294,6 @@ private fun sendTransaction(
    }
 }

-fun extractErrorsForAmountField(errors: EnumSet<TransactionError>): EnumSet<TransactionError> {
-    val showIntoAmountField = EnumSet.noneOf(TransactionError::class.java)
-    errors.forEach {
-        when (it) {
-            TransactionError.AmountExceedsBalance -> {
-                showIntoAmountField.remove(TransactionError.TotalExceedsBalance)
-                showIntoAmountField.add(it)
-            }
-            TransactionError.FeeExceedsBalance -> {
-                showIntoAmountField.remove(TransactionError.TotalExceedsBalance)
-                showIntoAmountField.add(it)
-            }
-            TransactionError.TotalExceedsBalance -> {
-                val notAcceptable = listOf(TransactionError.AmountExceedsBalance, TransactionError.FeeExceedsBalance)
-                if (!showIntoAmountField.containsAll(notAcceptable)) showIntoAmountField.add(it)
-            }
-            TransactionError.InvalidAmountValue -> showIntoAmountField.add(it)
-            TransactionError.InvalidFeeValue -> showIntoAmountField.add(it)
-        }
-    }
-    return showIntoAmountField
-}
-
 fun createValidateTransactionError(
    errorList: EnumSet<TransactionError>,
    walletManager: WalletManager,
--- a/app/src/main/java/com/tangem/tap/features/send/redux/reducers/FeeReducer.kt
+++ b/app/src/main/java/com/tangem/tap/features/send/redux/reducers/FeeReducer.kt
@ -1,12 +1,9 @@
 package com.tangem.tap.features.send.redux.reducers

 import com.tangem.blockchain.common.Amount
-import com.tangem.blockchain.common.AmountType
-import com.tangem.blockchain.common.Blockchain
 import com.tangem.tap.features.send.redux.FeeAction
 import com.tangem.tap.features.send.redux.FeeActionUi
 import com.tangem.tap.features.send.redux.SendScreenAction
-import com.tangem.tap.features.send.redux.states.FeePrecision
 import com.tangem.tap.features.send.redux.states.FeeState
 import com.tangem.tap.features.send.redux.states.FeeType
 import com.tangem.tap.features.send.redux.states.SendState
@ -27,10 +24,9 @@ class FeeReducer : SendInternalReducer {
            is FeeActionUi.ChangeSelectedFee -> {
                val currentFee = createValueOfFeeAmount(action.feeType, state.feeList)
                state.copy(
-                        selectedFeeType = action.feeType,
-                        currentFee = currentFee
+                    selectedFeeType = action.feeType,
+                    currentFee = currentFee,
                )
-
            }
            is FeeActionUi.ChangeIncludeFee -> state.copy(feeIsIncluded = action.isIncluded)
        }
@ -45,9 +41,9 @@ class FeeReducer : SendInternalReducer {
            is FeeAction.ChangeLayoutVisibility -> {
                fun getVisibility(current: Boolean, proposed: Boolean?): Boolean = proposed ?: current
                state.copy(
-                        mainLayoutIsVisible = getVisibility(state.mainLayoutIsVisible, action.main),
-                        controlsLayoutIsVisible = getVisibility(state.controlsLayoutIsVisible, action.controls),
-                        feeChipGroupIsVisible = getVisibility(state.feeChipGroupIsVisible, action.chipGroup)
+                    mainLayoutIsVisible = getVisibility(state.mainLayoutIsVisible, action.main),
+                    controlsLayoutIsVisible = getVisibility(state.controlsLayoutIsVisible, action.controls),
+                    feeChipGroupIsVisible = getVisibility(state.feeChipGroupIsVisible, action.chipGroup),
                )
            }
            is FeeAction.FeeCalculation.SetFeeResult -> {
@ -57,30 +53,30 @@ class FeeReducer : SendInternalReducer {
                    val currentFee = createValueOfFeeAmount(feeType, fees)

                    state.copy(
-                            selectedFeeType = feeType,
-                            feeList = fees,
-                            currentFee = currentFee,
-                            error = null,
-                            feePrecision = getFeePrecision(sendState)
+                        selectedFeeType = feeType,
+                        feeList = fees,
+                        currentFee = currentFee,
+                        error = null,
+                        feeIsApproximate = isFeeApproximate(sendState),
                    )
                } else {
                    val feeType = getCurrentFeeType(state)
                    val currentFee = createValueOfFeeAmount(feeType, fees)

                    state.copy(
-                            selectedFeeType = feeType,
-                            feeList = fees,
-                            currentFee = currentFee,
-                            error = null,
-                            feePrecision = getFeePrecision(sendState)
+                        selectedFeeType = feeType,
+                        feeList = fees,
+                        currentFee = currentFee,
+                        error = null,
+                        feeIsApproximate = isFeeApproximate(sendState),
                    )
                }
            }
            is FeeAction.FeeCalculation.SetFeeError -> {
                state.copy(
-                        feeList = null,
-                        currentFee = null,
-                        error = action.error
+                    feeList = null,
+                    currentFee = null,
+                    error = action.error,
                )
            }
        }
@ -103,26 +99,13 @@ class FeeReducer : SendInternalReducer {
        }
    }

-    private fun getFeePrecision(sendState: SendState): FeePrecision {
-        val blockchain = sendState.walletManager?.wallet?.blockchain
+    private fun isFeeApproximate(sendState: SendState): Boolean {
+        val blockchain = sendState.walletManager?.wallet?.blockchain ?: return false
+
        val amountType = sendState.amountState.typeOfAmount
-
-        val canBeLower = when (blockchain) {
-            Blockchain.Tron, Blockchain.TronTestnet -> amountType is AmountType.Token
-            Blockchain.Fantom, Blockchain.FantomTestnet -> amountType is AmountType.Token
-            Blockchain.Arbitrum, Blockchain.ArbitrumTestnet -> true
-            Blockchain.Stellar, Blockchain.StellarTestnet -> true
-            else -> false
-        }
-
-        return if (canBeLower) {
-            FeePrecision.CAN_BE_LOWER
-        } else {
-            FeePrecision.PRECISE
-        }
+        return blockchain.isFeeApproximate(amountType)
    }

-
    private fun getCurrentFeeType(state: FeeState): FeeType {
        return if (state.selectedFeeType == FeeType.SINGLE) FeeType.NORMAL else state.selectedFeeType
    }
--- a/app/src/main/java/com/tangem/tap/features/send/redux/reducers/ReceiptReducer.kt
+++ b/app/src/main/java/com/tangem/tap/features/send/redux/reducers/ReceiptReducer.kt
@ -17,6 +17,7 @@ import com.tangem.tap.features.send.redux.states.ReceiptSymbols
 import com.tangem.tap.features.send.redux.states.ReceiptTokenCrypto
 import com.tangem.tap.features.send.redux.states.ReceiptTokenFiat
 import com.tangem.tap.features.send.redux.states.SendState
+import com.tangem.tap.features.wallet.redux.WalletState.Companion.CAN_BE_LOWER_SIGN
 import com.tangem.tap.features.wallet.redux.WalletState.Companion.UNKNOWN_AMOUNT_SIGN
 import com.tangem.tap.store
 import java.math.BigDecimal
@ -216,6 +217,8 @@ class ReceiptReducer : SendInternalReducer {
        }
    }

-    private fun String.addPrecisionSign(): String =
-        ("${feeState.feePrecision.symbol} $this").trim()
+    private fun String.addPrecisionSign(): String {
+        val result = if (feeState.feeIsApproximate) "$CAN_BE_LOWER_SIGN $this" else ""
+        return result.trim()
+    }
 }
--- a/app/src/main/java/com/tangem/tap/features/send/redux/states/FeeState.kt
+++ b/app/src/main/java/com/tangem/tap/features/send/redux/states/FeeState.kt
@ -11,21 +11,17 @@ enum class FeeType {
    SINGLE, LOW, NORMAL, PRIORITY
 }

-enum class FeePrecision(val symbol: String) {
-    PRECISE(""), CAN_BE_LOWER("<")
-}
-
 data class FeeState(
-        val selectedFeeType: FeeType = FeeType.NORMAL,
-        val feeList: List<Amount>? = null,
-        val currentFee: Amount? = null,
-        val feeIsIncluded: Boolean = false,
-        val mainLayoutIsVisible: Boolean = false,
-        val controlsLayoutIsVisible: Boolean = false,
-        val feeChipGroupIsVisible: Boolean = true,
-        val includeFeeSwitcherIsEnabled: Boolean = true,
-        val error: FeeAction.Error? = null,
-        val feePrecision: FeePrecision = FeePrecision.PRECISE
+    val selectedFeeType: FeeType = FeeType.NORMAL,
+    val feeList: List<Amount>? = null,
+    val currentFee: Amount? = null,
+    val feeIsIncluded: Boolean = false,
+    val feeIsApproximate: Boolean = false,
+    val mainLayoutIsVisible: Boolean = false,
+    val controlsLayoutIsVisible: Boolean = false,
+    val feeChipGroupIsVisible: Boolean = true,
+    val includeFeeSwitcherIsEnabled: Boolean = true,
+    val error: FeeAction.Error? = null,
 ) : SendScreenState {

    override val stateId: StateId = StateId.FEE
--- a/app/src/main/java/com/tangem/tap/features/send/ui/dialogs/SendTransactionFailsDialog.kt
+++ b/app/src/main/java/com/tangem/tap/features/send/ui/dialogs/SendTransactionFailsDialog.kt
@ -2,7 +2,10 @@ package com.tangem.tap.features.send.ui.dialogs

 import android.content.Context
 import androidx.appcompat.app.AlertDialog
+import com.tangem.blockchain.common.BlockchainSdkError
+import com.tangem.common.module.ModuleMessageConverter
 import com.tangem.tangem_sdk_new.extensions.localizedDescription
+import com.tangem.tap.common.extensions.stripZeroPlainString
 import com.tangem.tap.common.feedback.SendTransactionFailedEmail
 import com.tangem.tap.common.redux.global.GlobalAction
 import com.tangem.tap.features.send.redux.SendAction
@ -13,14 +16,14 @@ import com.tangem.wallet.R
 [REDACTED_AUTHOR]
 */
 class SendTransactionFailsDialog {
-
    companion object {
        fun create(context: Context, dialog: SendAction.Dialog.SendTransactionFails.CardSdkError): AlertDialog {
            return create(context, dialog.error.localizedDescription(context))
        }

        fun create(context: Context, dialog: SendAction.Dialog.SendTransactionFails.BlockchainSdkError): AlertDialog {
-            return create(context, dialog.error.customMessage)
+            val errorConverter = BlockchainSdkErrorConverter(context)
+            return create(context, errorConverter.convert(dialog.error))
        }

        private fun create(context: Context, errorMessage: String): AlertDialog {
@ -35,4 +38,20 @@ class SendTransactionFailsDialog {
            }.create()
        }
    }
+}
+
+private class BlockchainSdkErrorConverter(
+    private val context: Context,
+) : ModuleMessageConverter<BlockchainSdkError, String> {
+
+    override fun convert(message: BlockchainSdkError): String {
+        return when (message) {
+            is BlockchainSdkError.CreateAccountUnderfunded -> {
+                val reserve = message.minReserve.value?.stripZeroPlainString() ?: "0"
+                val symbol = message.minReserve.currencySymbol
+                context.getString(R.string.send_error_no_target_account, reserve, symbol)
+            }
+            else -> message.customMessage
+        }
+    }
 }
--- a/app/src/main/java/com/tangem/tap/features/wallet/models/PendingTransaction.kt
+++ b/app/src/main/java/com/tangem/tap/features/wallet/models/PendingTransaction.kt
@ -1,6 +1,11 @@
 package com.tangem.tap.features.wallet.models

-import com.tangem.blockchain.common.*
+import com.tangem.blockchain.common.Amount
+import com.tangem.blockchain.common.AmountType
+import com.tangem.blockchain.common.Token
+import com.tangem.blockchain.common.TransactionData
+import com.tangem.blockchain.common.TransactionStatus
+import com.tangem.blockchain.common.Wallet
 import com.tangem.blockchain.extensions.isAboveZero
 import com.tangem.tap.common.extensions.toFormattedString
 import java.math.BigDecimal
@ -10,8 +15,8 @@ data class PendingTransaction(
    val type: PendingTransactionType,
 ) {
    val address: String? = when (type) {
-        PendingTransactionType.Incoming -> transactionData.sourceAddress
-        PendingTransactionType.Outgoing -> transactionData.destinationAddress
+        PendingTransactionType.Incoming -> nullIfUnknown(transactionData.sourceAddress)
+        PendingTransactionType.Outgoing -> nullIfUnknown(transactionData.destinationAddress)
        PendingTransactionType.Unknown -> null
    }

@ -20,6 +25,8 @@ data class PendingTransaction(
    val amountValueUi: String? = amountValue?.toFormattedString(transactionData.amount.decimals)

    val currency: String = transactionData.amount.currencySymbol
+
+    fun nullIfUnknown(address: String):String? = if (address == "unknown") null else address
 }

 enum class PendingTransactionType { Incoming, Outgoing, Unknown }
--- a/app/src/main/java/com/tangem/tap/features/wallet/models/WalletWarning.kt
+++ b/app/src/main/java/com/tangem/tap/features/wallet/models/WalletWarning.kt
@ -3,6 +3,12 @@ package com.tangem.tap.features.wallet.models
 sealed class WalletWarning(
    val showingPosition: Int,
 ) {
+    data class ExistentialDeposit(
+        val currencyName: String,
+        val currencySymbols: String,
+        val existentialDepositString: String,
+    ) : WalletWarning(1)
+
    object TransactionInProgress : WalletWarning(10)
    data class BalanceNotEnoughForFee(val blockchainFullName: String) : WalletWarning(30)
    data class Rent(val walletRent: WalletRent) : WalletWarning(40)
--- a/app/src/main/java/com/tangem/tap/features/wallet/redux/WalletState.kt
+++ b/app/src/main/java/com/tangem/tap/features/wallet/redux/WalletState.kt
@ -287,6 +287,7 @@ data class WalletState(
    companion object {
        const val UNKNOWN_AMOUNT_SIGN = "—"
        const val ROUGH_SIGN = "≈"
+        const val CAN_BE_LOWER_SIGN = "<"
    }
 }

@ -325,9 +326,6 @@ data class Artwork(
        const val MARTA_CARD_ID = "BC02"
        const val TWIN_CARD_1 = "https://app.tangem.com/cards/card_tg085.png"
        const val TWIN_CARD_2 = "https://app.tangem.com/cards/card_tg086.png"
-
-        const val TEMP_CARDANO =
-            "https://verify.tangem.com/card/artwork?artworkId=card_ru039&CID=CB19000000040976&publicKey=0416E29423A6CC77CD07CBA52873E8F6F894B1AFB18EB3688ACC2C8D8E5AC84B80B0BA1B17B85E578E47044CE96BCFF3FB4499FA4941CAD3C1EF300A492B5B9659"
    }
 }

@ -342,6 +340,7 @@ data class WalletData(
    val mainButton: WalletMainButton = WalletMainButton.SendButton(false),
    val currency: Currency,
    val walletRent: WalletRent? = null,
+    val existentialDepositString: String? = null,
 ) {
    val isAvailableToBuy: Boolean
        get() = store.state.globalState.exchangeManager.availableForBuy(currency)
@ -362,18 +361,42 @@ data class WalletData(

    fun assembleWarnings(): List<WalletWarning> {
        val walletWarnings = mutableListOf<WalletWarning>()
+        assembleNonTypedWarnings(walletWarnings)
+        assembleBlockchainWarnings(walletWarnings)
+        assembleTokenWarnings(walletWarnings)
+
+        return walletWarnings.sortedBy { it.showingPosition }
+    }
+
+    private fun assembleNonTypedWarnings(walletWarnings: MutableList<WalletWarning>) {
        if (currencyData.status == BalanceStatus.SameCurrencyTransactionInProgress) {
            walletWarnings.add(WalletWarning.TransactionInProgress)
        }
+    }
+
+    private fun assembleBlockchainWarnings(walletWarnings: MutableList<WalletWarning>) {
+        if (!currency.isBlockchain()) return
+
+        if (existentialDepositString != null) {
+            val warning = WalletWarning.ExistentialDeposit(
+                currencyName = currency.currencyName,
+                currencySymbols = currency.currencySymbol,
+                existentialDepositString = existentialDepositString,
+            )
+            walletWarnings.add(warning)
+        }
        if (walletRent != null) {
            walletWarnings.add(WalletWarning.Rent(walletRent))
        }
-        if (!currency.isBlockchain() && (blockchainAmountIsEmpty() && !tokenAmountIsEmpty())) {
-            val fullName = currency.blockchain.fullName
-            walletWarnings.add(WalletWarning.BalanceNotEnoughForFee(fullName))
-        }
+    }

-        return walletWarnings.sortedBy { it.showingPosition }
+    private fun assembleTokenWarnings(walletWarnings: MutableList<WalletWarning>){
+        if (!currency.isToken()) return
+
+        val blockchainFullName = currency.blockchain.fullName
+        if ((blockchainAmountIsEmpty() && !tokenAmountIsEmpty())) {
+            walletWarnings.add(WalletWarning.BalanceNotEnoughForFee(blockchainFullName))
+        }
    }

    private fun blockchainAmountIsEmpty(): Boolean = currencyData.blockchainAmount?.isZero() == true
--- a/app/src/main/java/com/tangem/tap/features/wallet/redux/reducers/MultiWalletReducer.kt
+++ b/app/src/main/java/com/tangem/tap/features/wallet/redux/reducers/MultiWalletReducer.kt
@ -1,15 +1,25 @@
 package com.tangem.tap.features.wallet.redux.reducers

+import com.tangem.blockchain.blockchains.polkadot.ExistentialDepositProvider
 import com.tangem.blockchain.common.AmountType
 import com.tangem.blockchain.common.Token
+import com.tangem.blockchain.common.WalletManager
 import com.tangem.common.extensions.guard
 import com.tangem.tap.common.extensions.toFiatString
 import com.tangem.tap.common.extensions.toFormattedCurrencyString
 import com.tangem.tap.domain.getFirstToken
 import com.tangem.tap.domain.tokens.models.BlockchainNetwork
-import com.tangem.tap.features.wallet.models.*
-import com.tangem.tap.features.wallet.redux.*
+import com.tangem.tap.features.wallet.models.Currency
+import com.tangem.tap.features.wallet.models.WalletRent
+import com.tangem.tap.features.wallet.models.filterByToken
+import com.tangem.tap.features.wallet.models.getPendingTransactions
+import com.tangem.tap.features.wallet.models.removeUnknownTransactions
+import com.tangem.tap.features.wallet.redux.WalletAction
+import com.tangem.tap.features.wallet.redux.WalletData
+import com.tangem.tap.features.wallet.redux.WalletMainButton
+import com.tangem.tap.features.wallet.redux.WalletState
 import com.tangem.tap.features.wallet.redux.WalletState.Companion.UNKNOWN_AMOUNT_SIGN
+import com.tangem.tap.features.wallet.redux.WalletStore
 import com.tangem.tap.features.wallet.ui.BalanceStatus
 import com.tangem.tap.features.wallet.ui.BalanceWidgetData
 import com.tangem.tap.features.wallet.ui.TokenData
@ -25,6 +35,7 @@ class MultiWalletReducer {
                        it.wallet.blockchain == blockchain.blockchain &&
                            (it.wallet.publicKey.derivationPath?.rawPath == blockchain.derivationPath)
                    } ?: return@mapNotNull null
+
                    val wallet = walletManager.wallet
                    val cardToken = if (!state.isMultiwalletAllowed) {
                        wallet.getFirstToken()?.symbol?.let { TokenData("", tokenSymbol = it) }
@ -44,6 +55,7 @@ class MultiWalletReducer {
                            blockchain.blockchain,
                            blockchain.derivationPath
                        ),
+                        existentialDepositString = getExistentialDeposit(walletManager),
                    )

                    WalletStore(
@ -79,6 +91,7 @@ class MultiWalletReducer {
                        action.blockchain.blockchain,
                        action.blockchain.derivationPath
                    ),
+                    existentialDepositString = getExistentialDeposit(walletManager),
                )
                val walletStore = WalletStore(
                    walletManager = walletManager,
@ -166,6 +179,10 @@ class MultiWalletReducer {
            it.walletRent != null
        }?.walletRent
    }
+
+    private fun getExistentialDeposit(walletManager: WalletManager?): String? {
+        return (walletManager as? ExistentialDepositProvider)?.getExistentialDeposit()?.toPlainString()
+    }
 }

 private fun addTokens(
--- a/app/src/main/java/com/tangem/tap/features/wallet/ui/WalletWarningConverter.kt
+++ b/app/src/main/java/com/tangem/tap/features/wallet/ui/WalletWarningConverter.kt
@ -15,10 +15,16 @@ class WalletWarningConverter(

    override fun convert(message: WalletWarning): WalletWarningDescription {
        val warningMessage = when (message) {
+            is WalletWarning.ExistentialDeposit -> {
+                context.getString(
+                    R.string.warning_existential_deposit_message,
+                    message.currencyName, message.currencySymbols, message.existentialDepositString,
+                )
+            }
            is WalletWarning.BalanceNotEnoughForFee -> {
                context.getString(
                    R.string.token_details_send_blocked_fee_format,
-                    message.blockchainFullName, message.blockchainFullName
+                    message.blockchainFullName, message.blockchainFullName,
                )
            }
            WalletWarning.TransactionInProgress -> {
@ -27,7 +33,7 @@ class WalletWarningConverter(
            is WalletWarning.Rent -> {
                context.getString(
                    R.string.solana_rent_warning,
-                    message.walletRent.minRentValue, message.walletRent.rentExemptValue
+                    message.walletRent.minRentValue, message.walletRent.rentExemptValue,
                )
            }
        }
--- a/app/src/main/java/com/tangem/tap/features/wallet/ui/adapters/WalletAdapter.kt
+++ b/app/src/main/java/com/tangem/tap/features/wallet/ui/adapters/WalletAdapter.kt
@ -62,7 +62,7 @@ class WalletAdapter
        fun bind(wallet: WalletData) = with(binding) {
            val status = wallet.currencyData.status
            // Skip changes when on refreshing status
-            if (status == BalanceStatus.Refreshing) return@with
+            if (status == BalanceStatus.Refreshing || wallet.fiatRateString == null) return@with

            val statusMessage = when (status) {
                BalanceStatus.TransactionInProgress -> {
--- a/app/src/main/res/values-de/strings_final.xml
+++ b/app/src/main/res/values-de/strings_final.xml
@ -38,30 +38,25 @@
    <string name="alert_demo_message">You are currently running in Demo mode. All funds are not real.</string>
    <string name="alert_demo_feature_disabled">This feature is disabled in Demo mode</string>
    <string name="token_details_send_blocked_fee_format">Not enough funds for fee on your %s wallet to send a transaction. Top up your %s wallet first.</string>
-
    <string name="currency_subtitle_expanded">Available networks</string>
    <string name="alert_manage_tokens_addresses_message">Note that tokens on different networks have different addresses. Double check that your address matches the network when you transfer funds.</string>
    <string name="alert_manage_tokens_unsupported_message">Tokens in Solana network are not supported by this card due to firmware limitation.</string>
    <string name="warning_token_send_unsupported_message">Do not transfer your funds to tokens in this blockchain, otherwise it may lead to their irretrievable loss.</string>
    <string name="contract_address_copied_message">Contract address copied!</string>
    <string name="alert_funds_restoration_message">If you chose the wrong network during your crypto transfer from the exchange, this guide will help you recover your funds</string>
-
    <string name="common_custom">Custom</string>
    <string name="common_notice">Notice</string>
    <string name="common_attention">Attention</string>
    <string name="common_server_unavailable">The server is not available, please try again later</string>
-
    <string name="token_details_hide_token">Hide token</string>
    <string name="token_details_hide_alert_title">Hide %s</string>
    <string name="token_details_hide_alert_hide">Hide</string>
    <string name="token_details_hide_alert_message">You are about to hide this token from the main screen. You can add it back anytime through the manage tokens page.</string>
    <string name="token_details_unable_hide_alert_title">Unable to hide %s</string>
    <string name="token_details_unable_hide_alert_message">The %s token is the main currency on the %s network and cannot be hidden as long as you have other tokens on this network in the list.</string>
-
    <string name="wallet_connect_network_not_found_format">%s network not found. Please, add it first and try again.</string>
    <string name="wallet_connect_scanner_error_unsupported_network">This network is not supported. Please select another network.</string>
    <string name="wallet_currency_subtitle">%s network</string>
-
    <string name="card_settings_title">Card Settings</string>
    <string name="card_settings_security_mode">Security Mode</string>
    <string name="card_settings_security_mode_footer">Selected application protection method</string>
@ -81,18 +76,15 @@
    <string name="app_settings_off_saved_access_code_alert_message">This will delete all the saved wallet access codes. Any further operation with the wallet will require submitting the access code.</string>
    <string name="wallet_connect_title">WalletConnect</string>
    <string name="wallet_connect_subtitle">Connect to Dapps</string>
-
    <string name="details_row_title_create_backup">Link More Cards</string>
    <string name="details_row_title_create_backup_footer">You can synchronize up to three cards into one wallet. It can only be done once.</string>
-
    <string name="details_row_privacy_policy">Privacy policy</string>
-
    <string name="reset_card_to_factory_navigation_title">Reset to factory settings</string>
    <string name="reset_card_to_factory_message">This action will completely remove the wallet from the selected card. You will not be able to restore the current wallet or use the card to recover the access code.</string>
    <string name="reset_card_to_factory_warning_message">I understand that after performing this action, I will no longer have access to the current wallet</string>
    <string name="reset_card_to_factory_button_title">Reset the card</string>
    <string name="card_settings_reset_card_to_factory">Reset to Factory Settings</string>
    <string name="card_settings_reset_card_to_factory_footer">Factory Reset will completely delete the wallet from the selected card. You will not be able to restore the current wallet or use the card to recover the access code.</string>
-
    <string name="wallet_connect_select_network">Select network</string>
+    <string name="warning_existential_deposit_message">%s network has a concept of Existential Deposit. If your account drops below %s %s it will be deactivated and any remaining funds will be destroyed.</string>
 </resources>
--- a/app/src/main/res/values-fr/strings_final.xml
+++ b/app/src/main/res/values-fr/strings_final.xml
@ -38,30 +38,25 @@
    <string name="alert_demo_message">You are currently running in Demo mode. All funds are not real.</string>
    <string name="alert_demo_feature_disabled">This feature is disabled in Demo mode</string>
    <string name="token_details_send_blocked_fee_format">Not enough funds for fee on your %s wallet to send a transaction. Top up your %s wallet first.</string>
-
    <string name="currency_subtitle_expanded">Available networks</string>
    <string name="alert_manage_tokens_addresses_message">Note that tokens on different networks have different addresses. Double check that your address matches the network when you transfer funds.</string>
    <string name="alert_manage_tokens_unsupported_message">Tokens in Solana network are not supported by this card due to firmware limitation.</string>
    <string name="warning_token_send_unsupported_message">Do not transfer your funds to tokens in this blockchain, otherwise it may lead to their irretrievable loss.</string>
    <string name="contract_address_copied_message">Contract address copied!</string>
    <string name="alert_funds_restoration_message">If you chose the wrong network during your crypto transfer from the exchange, this guide will help you recover your funds</string>
-
    <string name="common_custom">Custom</string>
    <string name="common_server_unavailable">The server is not available, please try again later</string>
    <string name="common_notice">Notice</string>
    <string name="common_attention">Attention</string>
-
    <string name="token_details_hide_token">Hide token</string>
    <string name="token_details_hide_alert_title">Hide %s</string>
    <string name="token_details_hide_alert_hide">Hide</string>
    <string name="token_details_hide_alert_message">You are about to hide this token from the main screen. You can add it back anytime through the manage tokens page.</string>
    <string name="token_details_unable_hide_alert_title">Unable to hide %s</string>
    <string name="token_details_unable_hide_alert_message">The %s token is the main currency on the %s network and cannot be hidden as long as you have other tokens on this network in the list.</string>
-
    <string name="wallet_connect_network_not_found_format">%s network not found. Please, add it first and try again.</string>
    <string name="wallet_connect_scanner_error_unsupported_network">This network is not supported. Please select another network.</string>
    <string name="wallet_currency_subtitle">%s network</string>
-
    <string name="card_settings_title">Card Settings</string>
    <string name="card_settings_security_mode">Security Mode</string>
    <string name="card_settings_security_mode_footer">Selected application protection method</string>
@ -81,18 +76,15 @@
    <string name="app_settings_off_saved_access_code_alert_message">This will delete all the saved wallet access codes. Any further operation with the wallet will require submitting the access code.</string>
    <string name="wallet_connect_title">WalletConnect</string>
    <string name="wallet_connect_subtitle">Connect to Dapps</string>
-
    <string name="details_row_title_create_backup">Link More Cards</string>
    <string name="details_row_title_create_backup_footer">You can synchronize up to three cards into one wallet. It can only be done once.</string>
-
    <string name="details_row_privacy_policy">Privacy policy</string>
-
    <string name="reset_card_to_factory_navigation_title">Reset to factory settings</string>
    <string name="reset_card_to_factory_message">This action will completely remove the wallet from the selected card. You will not be able to restore the current wallet or use the card to recover the access code.</string>
    <string name="reset_card_to_factory_warning_message">I understand that after performing this action, I will no longer have access to the current wallet</string>
    <string name="reset_card_to_factory_button_title">Reset the card</string>
    <string name="card_settings_reset_card_to_factory">Reset to Factory Settings</string>
    <string name="card_settings_reset_card_to_factory_footer">Factory Reset will completely delete the wallet from the selected card. You will not be able to restore the current wallet or use the card to recover the access code.</string>
-
    <string name="wallet_connect_select_network">Select network</string>
+    <string name="warning_existential_deposit_message">%s network has a concept of Existential Deposit. If your account drops below %s %s it will be deactivated and any remaining funds will be destroyed.</string>
 </resources>
--- a/app/src/main/res/values-it/strings_final.xml
+++ b/app/src/main/res/values-it/strings_final.xml
@ -38,31 +38,25 @@
    <string name="alert_demo_message">You are currently running in Demo mode. All funds are not real.</string>
    <string name="alert_demo_feature_disabled">This feature is disabled in Demo mode</string>
    <string name="token_details_send_blocked_fee_format">Not enough funds for fee on your %s wallet to send a transaction. Top up your %s wallet first.</string>
-
    <string name="currency_subtitle_expanded">Available networks</string>
    <string name="alert_manage_tokens_addresses_message">Note that tokens on different networks have different addresses. Double check that your address matches the network when you transfer funds.</string>
    <string name="alert_manage_tokens_unsupported_message">Tokens in Solana network are not supported by this card due to firmware limitation.</string>
    <string name="warning_token_send_unsupported_message">Do not transfer your funds to tokens in this blockchain, otherwise it may lead to their irretrievable loss.</string>
    <string name="contract_address_copied_message">Contract address copied!</string>
    <string name="alert_funds_restoration_message">If you chose the wrong network during your crypto transfer from the exchange, this guide will help you recover your funds</string>
-
    <string name="common_custom">Custom</string>
    <string name="common_server_unavailable">The server is not available, please try again later</string>
    <string name="common_notice">Notice</string>
    <string name="common_attention">Attention</string>
-
    <string name="token_details_hide_token">Hide token</string>
    <string name="token_details_hide_alert_title">Hide %s</string>
    <string name="token_details_hide_alert_hide">Hide</string>
    <string name="token_details_hide_alert_message">You are about to hide this token from the main screen. You can add it back anytime through the manage tokens page.</string>
    <string name="token_details_unable_hide_alert_title">Unable to hide %s</string>
    <string name="token_details_unable_hide_alert_message">The %s token is the main currency on the %s network and cannot be hidden as long as you have other tokens on this network in the list.</string>
-
    <string name="wallet_connect_network_not_found_format">%s network not found. Please, add it first and try again.</string>
    <string name="wallet_connect_scanner_error_unsupported_network">This network is not supported. Please select another network.</string>
-
    <string name="wallet_currency_subtitle">%s network</string>
-
    <string name="card_settings_title">Card Settings</string>
    <string name="card_settings_security_mode">Security Mode</string>
    <string name="card_settings_security_mode_footer">Selected application protection method</string>
@ -82,18 +76,15 @@
    <string name="app_settings_off_saved_access_code_alert_message">This will delete all the saved wallet access codes. Any further operation with the wallet will require submitting the access code.</string>
    <string name="wallet_connect_title">WalletConnect</string>
    <string name="wallet_connect_subtitle">Connect to Dapps</string>
-
    <string name="details_row_title_create_backup">Link More Cards</string>
    <string name="details_row_title_create_backup_footer">You can synchronize up to three cards into one wallet. It can only be done once.</string>
-
    <string name="details_row_privacy_policy">Privacy policy</string>
-
    <string name="reset_card_to_factory_navigation_title">Reset to factory settings</string>
    <string name="reset_card_to_factory_message">This action will completely remove the wallet from the selected card. You will not be able to restore the current wallet or use the card to recover the access code.</string>
    <string name="reset_card_to_factory_warning_message">I understand that after performing this action, I will no longer have access to the current wallet</string>
    <string name="reset_card_to_factory_button_title">Reset the card</string>
    <string name="card_settings_reset_card_to_factory">Reset to Factory Settings</string>
    <string name="card_settings_reset_card_to_factory_footer">Factory Reset will completely delete the wallet from the selected card. You will not be able to restore the current wallet or use the card to recover the access code.</string>
-
    <string name="wallet_connect_select_network">Select network</string>
+    <string name="warning_existential_deposit_message">%s network has a concept of Existential Deposit. If your account drops below %s %s it will be deactivated and any remaining funds will be destroyed.</string>
 </resources>
--- a/app/src/main/res/values-ru/strings_final.xml
+++ b/app/src/main/res/values-ru/strings_final.xml
@ -38,47 +38,36 @@
    <string name="alert_demo_message">Приложение работает в демонстрационном режиме. Средства на всех счетах ненастоящие.</string>
    <string name="alert_demo_feature_disabled">Эта функция недоступна в демонстрационном режиме</string>
    <string name="token_details_send_blocked_fee_format">Недостаточно средств для комиссии на вашем %s кошельке для отправки транзакции. Сначала пополните свой %s кошелек.</string>
-
    <string name="currency_subtitle_expanded">Доступные сети</string>
    <string name="alert_manage_tokens_addresses_message">Внимание! Валюты на разных сетях имеют разные адреса. Убедитесь, что адрес соответствует сети, в которой вы отправляете средства.</string>
    <string name="alert_manage_tokens_unsupported_message">Токены в сети Solana не поддерживаются этой картой из-за ограничений прошивки.</string>
    <string name="warning_token_send_unsupported_message">Не осуществляйте перевод на токены в данной сети, иначе это может привести к их безвозвратной утере.</string>
    <string name="contract_address_copied_message">Адрес контракта скопирован!</string>
    <string name="alert_funds_restoration_message">Если вы совершили ошибку с выбором сети при переводе средств с биржи, эта инструкция поможет вам восстановить средства</string>
-
    <string name="common_custom">Пользовательский</string>
    <string name="common_notice">Уведомление</string>
    <string name="common_attention">Внимание</string>
    <string name="common_server_unavailable">Сервер недоступен, повторите попытку позднее</string>
-
    <string name="main_page_balance">Баланс</string>
    <string name="main_processing_full_amount">В сумме учтены не все монеты</string>
    <string name="main_manage_tokens">Управление токенами</string>
    <string name="token_item_no_rate">Нет цены</string>
-
    <string name="token_details_hide_token">Скрыть токен</string>
    <string name="token_details_hide_alert_title">Скрыть %s</string>
    <string name="token_details_hide_alert_hide">Скрыть</string>
    <string name="token_details_hide_alert_message">Вы скрываете токен с главного экрана, но в любой момент сможете добавить его обратно через страницу управления токенами.</string>
    <string name="token_details_unable_hide_alert_title">Невозможно скрыть %s</string>
-
    <string name="token_details_unable_hide_alert_message">Токен %s является основной валютой в сети %s и не может быть скрыт до тех пор, пока у вас в списке есть другие токены этой сети.</string>
-
    <string name="wallet_connect_network_not_found_format">Сеть %s не найдена. Пожалуйста, добавьте её и попробуйте заново.</string>
    <string name="wallet_connect_scanner_error_unsupported_network">Сеть не поддерживается. Пожалуйста, выберите другую сеть.</string>
-
    <string name="wallet_currency_subtitle">Сеть %s</string>
-
    <string name="main_no_backup_warning_title">Бэкап кошелька не был произведен</string>
    <string name="main_no_backup_warning_subtitle">Чтобы защитить свои активы, мы советуем вам выполнить эту процедуру</string>
-
    <string name="russian_bank_card_warning_title">Карты банков РФ в данный момент не принимаются</string>
    <string name="russian_bank_card_warning_subtitle">У вас есть карта банка другой страны или платежной системы UnionPay?</string>
    <string name="common_yes">Да</string>
-
    <string name="details_ask_a_question">Чат</string>
    <string name="chat_bot_name">Tangem Bot</string>
-
    <string name="card_settings_title">Настройки карты</string>
    <string name="card_settings_security_mode">Тип безопасности</string>
    <string name="card_settings_security_mode_footer">Выбранный способ защиты приложения</string>
@ -98,18 +87,15 @@
    <string name="app_settings_off_saved_access_code_alert_message">Все сохраненные коды доступа будут удалены. Вам потребуется вводить код доступа при работе с кошельком.</string>
    <string name="wallet_connect_title">WalletConnect</string>
    <string name="wallet_connect_subtitle">Подключение к Dapps</string>
-
    <string name="details_row_title_create_backup">Добавить еще карты</string>
    <string name="details_row_title_create_backup_footer">Вы можете объединить до трех карт в одном кошельке. Это можно сделать только один раз.</string>
-
    <string name="details_row_privacy_policy">Privacy policy</string>
-
    <string name="reset_card_to_factory_navigation_title">Сброс к заводским настройкам</string>
    <string name="reset_card_to_factory_message">Это действие приведет к полному удалению кошелька на этой карте. Кошелек невозможно будет восстановить или использовать данную карту для восстановления кода доступа</string>
    <string name="reset_card_to_factory_warning_message">Я понимаю, что после выполнения этого действия у меня больше не будет доступа к текущему кошельку</string>
    <string name="reset_card_to_factory_button_title">Сбросить карту</string>
    <string name="card_settings_reset_card_to_factory">Сброс к заводским настройкам</string>
    <string name="card_settings_reset_card_to_factory_footer">Сброс к заводским настройкам приведет к полному удалению кошелька с выбранной карты. Вы не сможете восстановить текущий кошелек или использовать эту карту для восстановления кода доступа.</string>
-
    <string name="wallet_connect_select_network">Выберите сеть</string>
+    <string name="warning_existential_deposit_message">Сеть %s использует концепцию экзистенциального депозита. Если баланс вашего счета опустится ниже %s %s, он будет деактивирован, а все оставшиеся средства будут уничтожены.</string>
 </resources>
--- a/app/src/main/res/values/strings_final.xml
+++ b/app/src/main/res/values/strings_final.xml
@ -38,49 +38,38 @@
    <string name="alert_demo_message">You are currently running in Demo mode. All funds are not real.</string>
    <string name="alert_demo_feature_disabled">This feature is disabled in Demo mode</string>
    <string name="token_details_send_blocked_fee_format">Not enough funds for fee on your %s wallet to send a transaction. Top up your %s wallet first.</string>
-
    <string name="currency_subtitle_expanded">Available networks</string>
    <string name="alert_manage_tokens_addresses_message">Note that tokens on different networks have different addresses. Double check that your address matches the network when you transfer funds.</string>
    <string name="alert_manage_tokens_unsupported_message">Tokens in Solana network are not supported by this card due to firmware limitation.</string>
    <string name="warning_token_send_unsupported_message">Do not transfer your funds to tokens in this blockchain, otherwise it may lead to their irretrievable loss.</string>
    <string name="contract_address_copied_message">Contract address copied!</string>
    <string name="alert_funds_restoration_message">If you chose the wrong network during your crypto transfer from the exchange, this guide will help you recover your funds</string>
-
    <string name="common_custom">Custom</string>
    <string name="common_notice">Notice</string>
    <string name="common_attention">Attention</string>
    <string name="common_server_unavailable">The server is not available, please try again later</string>
-
    <string name="main_page_balance">Total balance</string>
    <string name="main_processing_full_amount">The amount does not include some of your funds</string>
    <string name="main_manage_tokens">Manage tokens</string>
    <string name="token_item_no_rate">No rate</string>
-
    <string name="token_details_hide_token">Hide token</string>
    <string name="token_details_hide_alert_title">Hide %s</string>
    <string name="token_details_hide_alert_hide">Hide</string>
    <string name="token_details_hide_alert_message">You are about to hide this token from the main screen. You can add it back anytime through the manage tokens page.</string>
    <string name="token_details_unable_hide_alert_title">Unable to hide %s</string>
    <string name="token_details_unable_hide_alert_message">The %s token is the main currency on the %s network and cannot be hidden as long as you have other tokens on this network in the list.</string>
-
    <string name="wallet_connect_network_not_found_format">%s network not found. Please, add it first and try again.</string>
    <string name="wallet_connect_scanner_error_unsupported_network">This network is not supported. Please select another network.</string>
-
    <string name="wallet_currency_subtitle">%s network</string>
-
    <string name="main_no_backup_warning_title">Your wallet has not been backed up</string>
    <string name="main_no_backup_warning_subtitle">To protect your assets, we advise you to carry out this procedure</string>
    <string name="wallet_hide_token" translatable="false">Remove token</string>
-
    <string name="russian_bank_card_warning_title">Russian bank cards are not accepted at the moment</string>
    <string name="russian_bank_card_warning_subtitle">Do you have a bank card of another country or a UnionPay card?</string>
    <string name="common_yes">Yes</string>
    <string name="common_no">No</string>
-
    <string name="details_ask_a_question">Chat</string>
    <string name="chat_bot_name">Tangem Bot</string>
-
-
    <string name="card_settings_title">Card Settings</string>
    <string name="card_settings_security_mode">Security Mode</string>
    <string name="card_settings_security_mode_footer">Selected application protection method</string>
@ -100,18 +89,15 @@
    <string name="app_settings_off_saved_access_code_alert_message">This will delete all the saved wallet access codes. Any further operation with the wallet will require submitting the access code.</string>
    <string name="wallet_connect_title">WalletConnect</string>
    <string name="wallet_connect_subtitle">Connect to Dapps</string>
-
    <string name="details_row_title_create_backup">Link More Cards</string>
    <string name="details_row_title_create_backup_footer">You can synchronize up to three cards into one wallet. It can only be done once.</string>
-
    <string name="details_row_privacy_policy">Privacy policy</string>
-
    <string name="reset_card_to_factory_navigation_title">Reset to factory settings</string>
    <string name="reset_card_to_factory_message">This action will completely remove the wallet from the selected card. You will not be able to restore the current wallet or use the card to recover the access code.</string>
    <string name="reset_card_to_factory_warning_message">I understand that after performing this action, I will no longer have access to the current wallet</string>
    <string name="reset_card_to_factory_button_title">Reset the card</string>
    <string name="card_settings_reset_card_to_factory">Reset to Factory Settings</string>
    <string name="card_settings_reset_card_to_factory_footer">Factory Reset will completely delete the wallet from the selected card. You will not be able to restore the current wallet or use the card to recover the access code.</string>
-
    <string name="wallet_connect_select_network">Select network</string>
+    <string name="warning_existential_deposit_message">%s network has a concept of Existential Deposit. If your account drops below %s %s it will be deactivated and any remaining funds will be destroyed.</string>
 </resources>
--- a/dependencies.gradle
+++ b/dependencies.gradle
@ -2,7 +2,7 @@ ext.versions = [
    kotlin               : '1.6.10',
    build_gradle         : '7.1.3',
    tangem_card_sdk      : 'develop-159',
-    tangem_blockchain_sdk: 'AND-2102-develop-105-hotfix_xlm-109',
+    tangem_blockchain_sdk: 'develop-107',
    // tangem_blockchain_sdk: '0.0.1',
 ]

--- a/domain/src/main/java/com/tangem/domain/common/extensions/Blockchain.kt
+++ b/domain/src/main/java/com/tangem/domain/common/extensions/Blockchain.kt
@ -38,6 +38,8 @@ fun Blockchain.Companion.fromNetworkId(networkId: String): Blockchain? {
        "tron/test" -> Blockchain.TronTestnet
        "xrp", "ripple" -> Blockchain.XRP
        "xdai" -> Blockchain.Gnosis
+        "polkadot" -> Blockchain.Polkadot
+        "polkadot/test" -> Blockchain.PolkadotTestnet
        else -> null
    }
 }
@ -80,6 +82,8 @@ fun Blockchain.toNetworkId(): String {
        Blockchain.Tron -> "tron"
        Blockchain.TronTestnet -> "tron/test"
        Blockchain.Gnosis -> "xdai"
+        Blockchain.Polkadot -> "polkadot"
+        Blockchain.PolkadotTestnet -> "polkadot/test"
    }
 }

@ -105,6 +109,7 @@ fun Blockchain.toCoinId(): String {
        Blockchain.Dogecoin -> "dogecoin"
        Blockchain.Tron, Blockchain.TronTestnet -> "tron"
        Blockchain.Gnosis -> "xdai"
+        Blockchain.Polkadot, Blockchain.PolkadotTestnet -> "polkadot"
        Blockchain.Unknown -> "unknown"
    }
 }