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Updated on 2026-08-14

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Tangem 2025-11-19 11:04:47 +04:00
parent 2d3e5fdb7a
commit dd0add894f
20 changed files with 118 additions and 57 deletions
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1
domain/nft/src/main/kotlin/com/tangem/domain/nft/GetNFTCollectionsUseCase.kt
View file

@ -20,6 +20,7 @@ class GetNFTCollectionsUseCase(
private val accountsFeatureToggles: AccountsFeatureToggles,
) {
@Deprecated("Use invokeForAccounts instead")
@OptIn(ExperimentalCoroutinesApi::class)
operator fun invoke(userWalletId: UserWalletId): Flow<List<NFTCollections>> =
if (accountsFeatureToggles.isFeatureEnabled) {

19
domain/nft/src/main/kotlin/com/tangem/domain/nft/ObserveAndClearNFTCacheIfNeedUseCase.kt
View file

@ -1,18 +1,23 @@
package com.tangem.domain.nft
import com.tangem.domain.account.featuretoggle.AccountsFeatureToggles
import com.tangem.domain.account.models.AccountList
import com.tangem.domain.account.supplier.SingleAccountListSupplier
import com.tangem.domain.models.currency.CryptoCurrency
import com.tangem.domain.models.network.Network
import com.tangem.domain.models.wallet.UserWalletId
import com.tangem.domain.nft.repository.NFTRepository
import com.tangem.domain.tokens.repository.CurrenciesRepository
import com.tangem.domain.models.wallet.UserWalletId
import kotlinx.coroutines.flow.*
class ObserveAndClearNFTCacheIfNeedUseCase(
private val nftRepository: NFTRepository,
private val currenciesRepository: CurrenciesRepository,
private val accountsFeatureToggles: AccountsFeatureToggles,
private val singleAccountListSupplier: SingleAccountListSupplier,
) {
operator fun invoke(userWalletId: UserWalletId): Flow<Set<Network>> = currenciesRepository
.getWalletCurrenciesUpdates(userWalletId)
operator fun invoke(userWalletId: UserWalletId): Flow<Set<Network>> = getCryptoCurrencies(userWalletId)
.map { it.map(CryptoCurrency::network) }
.mapDiff { old, new ->
// calculate networks sets difference to determine which networks were removed
@ -25,6 +30,14 @@ class ObserveAndClearNFTCacheIfNeedUseCase(
}
}
private fun getCryptoCurrencies(userWalletId: UserWalletId): Flow<Collection<CryptoCurrency>> {
return if (accountsFeatureToggles.isFeatureEnabled) {
singleAccountListSupplier(userWalletId).map(AccountList::flattenCurrencies)
} else {
currenciesRepository.getWalletCurrenciesUpdates(userWalletId)
}
}
private fun <T, R> Flow<T>.mapDiff(diff: (old: T, new: T) -> R): Flow<R> = flow {
var previous: T? = null
collect { current ->