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Updated on 2026-08-14

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Tangem 2024-08-28 18:18:59 +04:00
commit b2189b3895
15 changed files with 253 additions and 51 deletions
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27
app/src/test/kotlin/com/tangem/tap/domain/card/CryptoCurrenciesMocks.kt
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@ -1,8 +1,12 @@
package com.tangem.tap.domain.card
import com.tangem.blockchain.common.Blockchain
import com.tangem.blockchain.common.FeePaidCurrency
import com.tangem.blockchain.common.Token
import com.tangem.blockchainsdk.utils.toNetworkId
import com.tangem.data.common.currency.CryptoCurrencyFactory
import com.tangem.data.common.currency.getNetworkDerivationPath
import com.tangem.data.common.currency.getNetworkStandardType
import com.tangem.domain.common.util.derivationStyleProvider
import com.tangem.domain.models.scan.ScanResponse
import com.tangem.domain.tokens.model.CryptoCurrency
@ -40,11 +44,23 @@ internal class CryptoCurrenciesMocks(private val scanResponse: ScanResponse) {
}
private fun createCoin(blockchain: Blockchain): CryptoCurrency {
return factory.createCoin(
blockchain = blockchain,
extraDerivationPath = null,
derivationStyleProvider = scanResponse.derivationStyleProvider,
)!!
val network = Network(
id = Network.ID(blockchain.id),
backendId = blockchain.toNetworkId(),
name = blockchain.getNetworkName(),
isTestnet = blockchain.isTestnet(),
derivationPath = getNetworkDerivationPath(
blockchain,
extraDerivationPath = null,
scanResponse.derivationStyleProvider,
),
currencySymbol = blockchain.currency,
standardType = getNetworkStandardType(blockchain),
hasFiatFeeRate = blockchain.feePaidCurrency() !is FeePaidCurrency.FeeResource,
canHandleTokens = false,
)
return factory.createCoin(network = network)
}
// Impossible to create custom token by CryptoCurrencyFactory because it works with URI under the hood
@ -68,6 +84,7 @@ internal class CryptoCurrenciesMocks(private val scanResponse: ScanResponse) {
isTestnet = false,
standardType = Network.StandardType.ERC20,
hasFiatFeeRate = true,
canHandleTokens = true,
),
name = "NEVER-MIND",
symbol = "NEVER-MIND",

47
data/common/src/main/kotlin/com/tangem/data/common/currency/CryptoCurrencyFactory.kt
View file

@ -12,6 +12,29 @@ import com.tangem.blockchain.common.Token as SdkToken
// FIXME: Make internal
class CryptoCurrencyFactory {
@Suppress("LongParameterList") // Yep, it's long
fun createToken(
network: Network,
rawId: String?,
name: String,
symbol: String,
decimals: Int,
contractAddress: String,
): CryptoCurrency.Token {
val id = getTokenId(network, rawId, contractAddress)
return CryptoCurrency.Token(
id = id,
network = network,
name = name,
symbol = symbol,
decimals = decimals,
iconUrl = rawId?.let(::getTokenIconUrlFromDefaultHost),
isCustom = isCustomToken(id, network),
contractAddress = contractAddress,
)
}
fun createToken(
sdkToken: SdkToken,
blockchain: Blockchain,
@ -49,15 +72,7 @@ class CryptoCurrencyFactory {
}
val network = getNetwork(blockchain, extraDerivationPath, derivationStyleProvider) ?: return null
return CryptoCurrency.Coin(
id = getCoinId(network, blockchain.toCoinId()),
network = network,
name = blockchain.fullName,
symbol = blockchain.currency,
iconUrl = getCoinIconUrl(blockchain),
decimals = blockchain.decimals(),
isCustom = isCustomCoin(network),
)
return createCoin(network)
}
fun createCoin(
@ -69,6 +84,20 @@ class CryptoCurrencyFactory {
return createCoin(blockchain, extraDerivationPath, derivationStyleProvider)
}
fun createCoin(network: Network): CryptoCurrency.Coin {
val blockchain = Blockchain.fromId(network.id.value)
return CryptoCurrency.Coin(
id = getCoinId(network, blockchain.toCoinId()),
network = network,
name = blockchain.fullName,
symbol = blockchain.currency,
iconUrl = getCoinIconUrl(blockchain),
decimals = blockchain.decimals(),
isCustom = isCustomCoin(network),
)
}
fun createToken(
token: Token,
networkId: String,

19
data/common/src/main/kotlin/com/tangem/data/common/currency/NetworkOperations.kt
View file

@ -11,6 +11,22 @@ fun getBlockchain(networkId: Network.ID): Blockchain {
return Blockchain.fromId(networkId.value)
}
fun getNetwork(networkId: Network.ID, derivationPath: Network.DerivationPath): Network {
val blockchain = getBlockchain(networkId)
return Network(
id = networkId,
backendId = blockchain.toNetworkId(),
name = blockchain.getNetworkName(),
isTestnet = blockchain.isTestnet(),
derivationPath = derivationPath,
currencySymbol = blockchain.currency,
standardType = getNetworkStandardType(blockchain),
hasFiatFeeRate = blockchain.feePaidCurrency() !is FeePaidCurrency.FeeResource,
canHandleTokens = blockchain.canHandleTokens(),
)
}
fun getNetwork(
blockchain: Blockchain,
extraDerivationPath: String?,
@ -30,10 +46,11 @@ fun getNetwork(
currencySymbol = blockchain.currency,
standardType = getNetworkStandardType(blockchain),
hasFiatFeeRate = blockchain.feePaidCurrency() !is FeePaidCurrency.FeeResource,
canHandleTokens = blockchain.canHandleTokens(),
)
}
private fun getNetworkDerivationPath(
fun getNetworkDerivationPath(
blockchain: Blockchain,
extraDerivationPath: String?,
cardDerivationStyleProvider: DerivationStyleProvider?,

2
data/common/src/main/kotlin/com/tangem/data/common/currency/TokensOperations.kt
View file

@ -85,7 +85,7 @@ private fun getCurrencyIdBody(network: Network): CurrencyIdBody {
}
}
private fun getTokenIconUrlFromDefaultHost(tokenId: String): String {
fun getTokenIconUrlFromDefaultHost(tokenId: String): String {
return buildString {
append(DEFAULT_TOKENS_ICONS_HOST)
append('/')

133
data/manage-tokens/src/main/kotlin/com/tangem/data/managetokens/DefaultCustomTokensRepository.kt
View file

@ -1,16 +1,49 @@
package com.tangem.data.managetokens
import com.tangem.blockchain.blockchains.cardano.CardanoTokenAddressConverter
import com.tangem.blockchain.blockchains.hedera.HederaTokenAddressConverter
import com.tangem.blockchain.common.Blockchain
import com.tangem.blockchainsdk.utils.toNetworkId
import com.tangem.data.common.currency.CryptoCurrencyFactory
import com.tangem.data.common.currency.getBlockchain
import com.tangem.data.common.currency.getNetwork
import com.tangem.datasource.api.common.response.getOrThrow
import com.tangem.datasource.api.tangemTech.TangemTechApi
import com.tangem.datasource.api.tangemTech.models.UserTokensResponse
import com.tangem.datasource.local.preferences.AppPreferencesStore
import com.tangem.datasource.local.preferences.PreferencesKeys
import com.tangem.datasource.local.preferences.utils.getObjectSyncOrNull
import com.tangem.datasource.local.userwallet.UserWalletsStore
import com.tangem.domain.common.extensions.supportedBlockchains
import com.tangem.domain.common.util.cardTypesResolver
import com.tangem.domain.managetokens.model.AddCustomTokenForm
import com.tangem.domain.managetokens.repository.CustomTokensRepository
import com.tangem.domain.tokens.model.CryptoCurrency
import com.tangem.domain.tokens.model.Network
import com.tangem.domain.wallets.models.UserWalletId
import com.tangem.utils.coroutines.CoroutineDispatcherProvider
import kotlinx.coroutines.withContext
internal class DefaultCustomTokensRepository : CustomTokensRepository {
internal class DefaultCustomTokensRepository(
private val tangemTechApi: TangemTechApi,
private val userWalletsStore: UserWalletsStore,
private val appPreferencesStore: AppPreferencesStore,
private val dispatchers: CoroutineDispatcherProvider,
) : CustomTokensRepository {
override suspend fun validateContractAddress(contractAddress: String, networkId: Network.ID): Boolean {
TODO("Should be implemented in [REDACTED_JIRA]")
}
private val cryptoCurrencyFactory = CryptoCurrencyFactory()
override suspend fun validateContractAddress(contractAddress: String, networkId: Network.ID): Boolean =
withContext(dispatchers.io) {
when (val blockchain = Blockchain.fromId(networkId.value)) {
Blockchain.Unknown,
Blockchain.Binance,
Blockchain.BinanceTestnet,
-> true
Blockchain.Cardano -> blockchain.validateContractAddress(contractAddress.lowercase())
else -> blockchain.validateAddress(contractAddress.lowercase())
}
}
override suspend fun isCurrencyNotAdded(
userWalletId: UserWalletId,
@ -18,7 +51,17 @@ internal class DefaultCustomTokensRepository : CustomTokensRepository {
derivationPath: Network.DerivationPath,
contractAddress: String?,
): Boolean {
TODO("Should be implemented in [REDACTED_JIRA]")
return withContext(dispatchers.io) {
val storedCurrencies: UserTokensResponse = appPreferencesStore.getObjectSyncOrNull(
key = PreferencesKeys.getUserTokensKey(userWalletId.stringValue),
) ?: error("User tokens not found")
storedCurrencies.tokens.none { token ->
Blockchain.fromId(networkId.value).toNetworkId() == token.networkId &&
derivationPath.value == token.derivationPath &&
contractAddress.equals(token.contractAddress, ignoreCase = true)
}
}
}
override suspend fun findToken(
@ -26,15 +69,56 @@ internal class DefaultCustomTokensRepository : CustomTokensRepository {
contractAddress: String,
networkId: Network.ID,
derivationPath: Network.DerivationPath,
): CryptoCurrency.Token? {
TODO("Should be implemented in [REDACTED_JIRA]")
): CryptoCurrency.Token? = withContext(dispatchers.io) {
val userWallet = userWalletsStore.getSyncOrNull(userWalletId)
?: error("User wallet not found")
val network = getNetwork(networkId, derivationPath)
val tokenAddress = convertTokenAddress(
networkId,
contractAddress,
symbol = null,
)
val supportedTokenNetworkIds = userWallet.scanResponse.card
.supportedBlockchains(userWallet.scanResponse.cardTypesResolver)
.filter(Blockchain::canHandleTokens)
.map(Blockchain::toNetworkId)
val response = tangemTechApi.getCoins(
contractAddress = contractAddress,
networkIds = network.backendId,
active = true,
).getOrThrow()
response.coins.firstNotNullOfOrNull { coin ->
val coinNetwork = coin.networks.firstOrNull { network ->
(network.contractAddress != null || network.decimalCount != null) &&
network.contractAddress.equals(tokenAddress, ignoreCase = true) &&
network.networkId in supportedTokenNetworkIds
}
if (coinNetwork != null) {
cryptoCurrencyFactory.createToken(
network = network,
rawId = coin.id,
name = coin.name,
symbol = coin.symbol,
decimals = coinNetwork.decimalCount!!.toInt(),
contractAddress = tokenAddress,
)
} else {
null
}
}
}
override suspend fun createCoin(
networkId: Network.ID,
derivationPath: Network.DerivationPath,
): CryptoCurrency.Coin {
TODO("Should be implemented in [REDACTED_JIRA]")
val network = getNetwork(networkId, derivationPath)
return cryptoCurrencyFactory.createCoin(network)
}
override suspend fun createCustomToken(
@ -42,6 +126,37 @@ internal class DefaultCustomTokensRepository : CustomTokensRepository {
derivationPath: Network.DerivationPath,
formValues: AddCustomTokenForm.Validated.All,
): CryptoCurrency.Token {
TODO("Should be implemented in [REDACTED_JIRA]")
val network = getNetwork(networkId, derivationPath)
val tokenAddress = convertTokenAddress(
networkId,
formValues.contractAddress,
formValues.symbol,
)
return cryptoCurrencyFactory.createToken(
network = network,
rawId = null,
name = formValues.name,
symbol = formValues.symbol,
decimals = formValues.decimals,
contractAddress = tokenAddress,
)
}
private fun convertTokenAddress(networkId: Network.ID, contractAddress: String, symbol: String?): String {
val convertedAddress = when (getBlockchain(networkId)) {
Blockchain.Hedera,
Blockchain.HederaTestnet,
-> HederaTokenAddressConverter().convertToTokenId(contractAddress)
Blockchain.Cardano -> {
// TODO: [REDACTED_JIRA]
CardanoTokenAddressConverter().convertToFingerprint(contractAddress, symbol)
}
else -> contractAddress
}
return requireNotNull(convertedAddress) {
"Token contract address is invalid"
}
}
}

14
data/manage-tokens/src/main/kotlin/com/tangem/data/managetokens/di/ManageTokensDataModule.kt
View file

@ -42,7 +42,17 @@ internal object ManageTokensDataModule {
@Provides
@Singleton
fun provideCustomTokensRepository(): CustomTokensRepository {
return DefaultCustomTokensRepository()
fun provideCustomTokensRepository(
tangemTechApi: TangemTechApi,
userWalletsStore: UserWalletsStore,
appPreferencesStore: AppPreferencesStore,
dispatchers: CoroutineDispatcherProvider,
): CustomTokensRepository {
return DefaultCustomTokensRepository(
tangemTechApi,
userWalletsStore,
appPreferencesStore,
dispatchers,
)
}
}

1
domain/tokens/models/src/main/java/com/tangem/domain/tokens/model/Network.kt
View file

@ -29,6 +29,7 @@ data class Network(
val isTestnet: Boolean,
val standardType: StandardType,
val hasFiatFeeRate: Boolean,
val canHandleTokens: Boolean,
) {
init {

3
domain/tokens/src/test/kotlin/com/tangem/domain/tokens/mock/MockNetworks.kt
View file

@ -22,6 +22,7 @@ internal object MockNetworks {
currencySymbol = "ETH",
derivationPath = Network.DerivationPath.None,
hasFiatFeeRate = true,
canHandleTokens = true,
)
val network2 = Network(
@ -33,6 +34,7 @@ internal object MockNetworks {
currencySymbol = "ETH",
derivationPath = Network.DerivationPath.None,
hasFiatFeeRate = true,
canHandleTokens = true,
)
val network3 = Network(
@ -44,6 +46,7 @@ internal object MockNetworks {
currencySymbol = "ETH",
derivationPath = Network.DerivationPath.None,
hasFiatFeeRate = true,
canHandleTokens = true,
)
val networkStatus1 = NetworkStatus(

3
features/manage-tokens/impl/src/main/kotlin/com/tangem/features/managetokens/component/impl/DefaultAddCustomTokenComponent.kt
View file

@ -124,8 +124,9 @@ internal class DefaultAddCustomTokenComponent @AssistedInject constructor(
userWalletId = config.userWalletId,
network = config.selectedNetwork ?: error("Network is not selected"),
derivationPath = config.selectedDerivationPath ?: SelectedDerivationPath(
id = config.selectedNetwork.id,
value = config.selectedNetwork.derivationPath,
name = resourceReference(R.string.custom_token_derivation_path_default),
networkName = resourceReference(R.string.custom_token_derivation_path_default),
),
formValues = config.formValues,
onSelectNetworkClick = ::showNetworkSelector,

2
features/manage-tokens/impl/src/main/kotlin/com/tangem/features/managetokens/component/impl/DefaultCustomTokenFormComponent.kt
View file

@ -49,7 +49,7 @@ internal class DefaultCustomTokenFormComponent @AssistedInject constructor(
tokenForm = getInitialTokenForm(),
derivationPath = ClickableFieldUM(
label = resourceReference(R.string.custom_token_derivation_path),
value = params.derivationPath.name,
value = params.derivationPath.networkName,
onClick = ::selectDerivationPath,
),
saveToken = {

13
features/manage-tokens/impl/src/main/kotlin/com/tangem/features/managetokens/component/preview/PreviewCustomTokenSelectorComponent.kt
View file

@ -29,13 +29,15 @@ internal class PreviewCustomTokenSelectorComponent(
when (params) {
is Params.DerivationPathSelector -> {
val d = SelectedDerivationPath(
value = "m/44'/0'/0'/0/$index",
name = stringReference(value = "Network $index"),
id = Network.ID(index.toString()),
value = Network.DerivationPath.Card("m/44'/0'/0'/0/$index"),
networkName = stringReference(value = "Network $index"),
)
DerivationPathUM(
value = "m/44'/0'/0'/0/$index",
blockchainName = d.name,
id = d.id.value,
value = d.value.value.orEmpty(),
networkName = d.networkName,
isSelected = d.value == params.selectedDerivationPath?.value,
onSelectedStateChange = { params.onDerivationPathSelected(d) },
)
@ -44,7 +46,8 @@ internal class PreviewCustomTokenSelectorComponent(
val n = SelectedNetwork(
id = Network.ID(index.toString()),
name = stringReference(value = "Network $index"),
derivationPath = "m/44'/0'/0'/0/$index",
derivationPath = Network.DerivationPath.Card("m/44'/0'/0'/0/$index"),
canHandleTokens = false,
)
CurrencyNetworkUM(

8
features/manage-tokens/impl/src/main/kotlin/com/tangem/features/managetokens/entity/customtoken/AddCustomTokenConfig.kt
View file

@ -28,11 +28,13 @@ internal data class AddCustomTokenConfig(
internal data class SelectedNetwork(
val id: Network.ID,
val name: TextReference,
val derivationPath: String,
val derivationPath: Network.DerivationPath,
val canHandleTokens: Boolean,
)
@Serializable
internal data class SelectedDerivationPath(
val value: String,
val name: TextReference,
val id: Network.ID,
val value: Network.DerivationPath,
val networkName: TextReference,
)

8
features/manage-tokens/impl/src/main/kotlin/com/tangem/features/managetokens/entity/item/DerivationPathUM.kt
View file

@ -3,11 +3,9 @@ package com.tangem.features.managetokens.entity.item
import com.tangem.core.ui.extensions.TextReference
internal data class DerivationPathUM(
override val id: String,
val value: String,
val blockchainName: TextReference,
val networkName: TextReference,
override val isSelected: Boolean,
override val onSelectedStateChange: (Boolean) -> Unit,
) : SelectableItemUM {
override val id: String = value
}
) : SelectableItemUM

11
features/manage-tokens/impl/src/main/kotlin/com/tangem/features/managetokens/ui/AddCustomTokenBottomSheet.kt
View file

@ -103,7 +103,8 @@ private class AddCustomTokenComponentPreviewProvider : PreviewParameterProvider<
selectedNetwork = SelectedNetwork(
id = Network.ID(value = "1"),
name = stringReference("Ethereum"),
derivationPath = "m/44'/0'/0'/0/0",
derivationPath = Network.DerivationPath.None,
canHandleTokens = false,
),
),
),
@ -115,7 +116,8 @@ private class AddCustomTokenComponentPreviewProvider : PreviewParameterProvider<
selectedNetwork = SelectedNetwork(
id = Network.ID(value = "0"),
name = stringReference("Ethereum"),
derivationPath = "m/44'/0'/0'/0/0",
derivationPath = Network.DerivationPath.None,
canHandleTokens = false,
),
),
),
@ -125,8 +127,9 @@ private class AddCustomTokenComponentPreviewProvider : PreviewParameterProvider<
step = AddCustomTokenConfig.Step.DERIVATION_PATH_SELECTOR,
popBack = {},
selectedDerivationPath = SelectedDerivationPath(
value = "m/44'/0'/0'/0/0",
name = stringReference("Ethereum"),
id = Network.ID(value = "0"),
value = Network.DerivationPath.None,
networkName = stringReference("Ethereum"),
),
),
),

13
features/manage-tokens/impl/src/main/kotlin/com/tangem/features/managetokens/ui/CustomTokenSelectorContent.kt
View file

@ -24,6 +24,7 @@ import androidx.compose.ui.tooling.preview.PreviewParameterProvider
import com.tangem.core.ui.components.currency.icon.CurrencyIconState
import com.tangem.core.ui.components.rows.ChainRow
import com.tangem.core.ui.components.rows.model.ChainRowUM
import com.tangem.core.ui.extensions.resolveReference
import com.tangem.core.ui.extensions.stringReference
import com.tangem.core.ui.res.TangemTheme
import com.tangem.core.ui.res.TangemThemePreview
@ -154,7 +155,7 @@ private fun NetworkItem(model: CurrencyNetworkUM, modifier: Modifier = Modifier)
icon = CurrencyIconState.CoinIcon(
url = null,
fallbackResId = model.iconResId,
isGrayscale = !model.isSelected,
isGrayscale = false,
showCustomBadge = false,
),
showCustom = false,
@ -205,7 +206,7 @@ private fun DerivationPathItem(model: DerivationPathUM, modifier: Modifier = Mod
contentAlignment = Alignment.CenterStart,
) {
Text(
text = "${model.value} ${if (model.isSelected) "- selected" else ""}",
text = "${model.networkName.resolveReference()}: ${model.value} ${if (model.isSelected) "<" else ""}",
color = TangemTheme.colors.text.primary1,
)
}
@ -235,7 +236,8 @@ private class CustomTokenNetworkSelectorComponentPreviewProvider :
selectedNetwork = SelectedNetwork(
id = Network.ID(value = "0"),
name = stringReference(""),
derivationPath = "m/44'/0'/0'/0/0",
derivationPath = Network.DerivationPath.Card("m/44'/0'/0'/0/0"),
canHandleTokens = false,
),
onNetworkSelected = {},
),
@ -244,8 +246,9 @@ private class CustomTokenNetworkSelectorComponentPreviewProvider :
params = CustomTokenSelectorComponent.Params.DerivationPathSelector(
userWalletId = UserWalletId(stringValue = "321"),
selectedDerivationPath = SelectedDerivationPath(
value = "m/44'/0'/0'/0/0",
name = stringReference(""),
id = Network.ID(value = "0"),
value = Network.DerivationPath.Card("m/44'/0'/0'/0/0"),
networkName = stringReference(""),
),
onDerivationPathSelected = {},
),