Updated on 2026-08-14
This commit is contained in:
Tangem
parent
5de3e403f0
commit
fb2f23c8a9
35 changed files with 674 additions and 191 deletions
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@ -12,7 +12,7 @@ internal class DefaultNFTPersistenceStore(
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private val pricesPersistenceStore: DataStore<Map<NFTAsset.Identifier, NFTAsset.SalePrice>>,
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) : NFTPersistenceStore {
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override fun getCollections(): Flow<List<NFTCollection>> = collectionsPersistenceStore.data
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override fun getCollections(): Flow<List<NFTCollection>?> = collectionsPersistenceStore.data
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override suspend fun getCollectionsSync(): List<NFTCollection>? = collectionsPersistenceStore
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.data
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@ -5,7 +5,7 @@ import com.tangem.blockchain.nft.models.NFTCollection
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import kotlinx.coroutines.flow.Flow
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interface NFTPersistenceStore {
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fun getCollections(): Flow<List<NFTCollection>>
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fun getCollections(): Flow<List<NFTCollection>?>
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suspend fun getCollectionsSync(): List<NFTCollection>?
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@ -1,6 +1,7 @@
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package com.tangem.datasource.local.nft
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import android.content.Context
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import androidx.datastore.core.DataStore
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import androidx.datastore.core.DataStoreFactory
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import androidx.datastore.dataStoreFile
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import com.squareup.moshi.Moshi
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@ -11,10 +12,12 @@ import com.tangem.datasource.utils.MoshiDataStoreSerializer
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import com.tangem.datasource.utils.listTypes
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import com.tangem.datasource.utils.mapWithCustomKeyTypes
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import com.tangem.domain.tokens.model.Network
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import com.tangem.domain.wallets.models.UserWalletId
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import com.tangem.utils.coroutines.CoroutineDispatcherProvider
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import dagger.hilt.android.qualifiers.ApplicationContext
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.SupervisorJob
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import java.lang.reflect.ParameterizedType
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import javax.inject.Inject
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import javax.inject.Singleton
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@ -25,41 +28,51 @@ class NFTPersistenceStoreFactory @Inject constructor(
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private val dispatchers: CoroutineDispatcherProvider,
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) {
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fun provide(network: Network): NFTPersistenceStore {
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val networkStringIdentifier = listOfNotNull(
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network.id.value,
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network.derivationPath.value,
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).joinToString("_") {
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// remove all non-alphanumeric characters
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it
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.toCharArray()
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.filter(Char::isLetterOrDigit)
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.joinToString("")
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.lowercase()
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}
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fun provide(userWalletId: UserWalletId, network: Network): NFTPersistenceStore {
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// simplify network identifier so that is correct for a file name
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// e.g. eth_m4460000 or theopennetwork_m446070
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val networkStringId =
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network.id.formatted() + network.derivationPath.formatted()?.let { "_$it" }.orEmpty()
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// simplify user wallet id so that is correct for a file name
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// e.g. 9a1a178f951a7115555568c09ebad8a882f3d96de25429f0017fe570931e208a
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val userWalletStringId = userWalletId.formatted()
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return DefaultNFTPersistenceStore(
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collectionsPersistenceStore = DataStoreFactory.create(
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serializer = MoshiDataStoreSerializer(
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moshi = moshi,
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types = listTypes<NFTCollection>(),
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defaultValue = emptyList(),
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),
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produceFile = {
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context.dataStoreFile(fileName = "nft_${networkStringIdentifier}_collections")
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},
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scope = CoroutineScope(context = dispatchers.io + SupervisorJob()),
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collectionsPersistenceStore = createPersistenceStore(
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// result file name example: nft_9a1a178f951a7115555568c09ebad8a882f3d96de25429f0017fe570931e208a_eth_m4460000_collections
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// result file name example: nft_9a1a178f951a7115555568c09ebad8a882f3d96de25429f0017fe570931e208a_theopennetwork_m446070_collections
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fileName = "nft_${userWalletStringId}_${networkStringId}_collections",
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types = listTypes<NFTCollection>(),
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defaultValue = emptyList(),
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),
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pricesPersistenceStore = DataStoreFactory.create(
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serializer = MoshiDataStoreSerializer(
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moshi = moshi,
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types = mapWithCustomKeyTypes<NFTAsset.Identifier, NFTAsset.SalePrice>(),
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defaultValue = emptyMap(),
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),
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produceFile = {
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context.dataStoreFile(fileName = "nft_${networkStringIdentifier}_prices")
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},
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scope = CoroutineScope(context = dispatchers.io + SupervisorJob()),
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pricesPersistenceStore = createPersistenceStore(
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// result file name example: nft_9a1a178f951a7115555568c09ebad8a882f3d96de25429f0017fe570931e208a_eth_m4460000_prices
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// result file name example: nft_9a1a178f951a7115555568c09ebad8a882f3d96de25429f0017fe570931e208a_theopennetwork_m446070_prices
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fileName = "nft_${userWalletStringId}_${networkStringId}_prices",
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types = mapWithCustomKeyTypes<NFTAsset.Identifier, NFTAsset.SalePrice>(),
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defaultValue = emptyMap(),
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),
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)
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}
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private fun <T> createPersistenceStore(fileName: String, types: ParameterizedType, defaultValue: T): DataStore<T> =
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DataStoreFactory.create(
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serializer = MoshiDataStoreSerializer(
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moshi = moshi,
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types = types,
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defaultValue = defaultValue,
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),
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produceFile = { context.dataStoreFile(fileName = fileName) },
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scope = CoroutineScope(context = dispatchers.io + SupervisorJob()),
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)
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private fun Network.ID.formatted(): String = value
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.filter(Char::isLetterOrDigit)
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.lowercase()
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private fun Network.DerivationPath.formatted(): String? = value
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?.filter(Char::isLetterOrDigit)
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?.lowercase()
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private fun UserWalletId.formatted(): String = stringValue
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.lowercase()
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}
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@ -7,14 +7,11 @@ import com.tangem.domain.tokens.model.Network
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import com.tangem.utils.converter.Converter
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import com.tangem.blockchain.nft.models.NFTAsset as SdkNFTAsset
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class NFTSdkAssetConverter(
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private val nftSdkAssetIdentifierConverter: NFTSdkAssetIdentifierConverter,
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private val nftSdkCollectionIdentifierConverter: NFTSdkCollectionIdentifierConverter,
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) : Converter<Pair<Network, SdkNFTAsset>, NFTAsset> {
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object NFTSdkAssetConverter : Converter<Pair<Network, SdkNFTAsset>, NFTAsset> {
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override fun convert(value: Pair<Network, SdkNFTAsset>): NFTAsset {
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val (network, asset) = value
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val assetId = nftSdkAssetIdentifierConverter.convert(asset.identifier)
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val collectionId = nftSdkCollectionIdentifierConverter.convert(asset.collectionIdentifier)
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val assetId = NFTSdkAssetIdentifierConverter.convert(asset.identifier)
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val collectionId = NFTSdkCollectionIdentifierConverter.convert(asset.collectionIdentifier)
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return NFTAsset.Value(
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id = assetId,
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collectionId = collectionId,
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@ -6,13 +6,10 @@ import com.tangem.domain.tokens.model.Network
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import com.tangem.utils.converter.Converter
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import com.tangem.blockchain.nft.models.NFTCollection as SdkNFTCollection
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class NFTSdkCollectionConverter(
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private val nftSdkCollectionIdentifierConverter: NFTSdkCollectionIdentifierConverter,
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private val nftSdkAssetConverter: NFTSdkAssetConverter,
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) : Converter<Pair<Network, SdkNFTCollection>, NFTCollection> {
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object NFTSdkCollectionConverter : Converter<Pair<Network, SdkNFTCollection>, NFTCollection> {
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override fun convert(value: Pair<Network, SdkNFTCollection>): NFTCollection {
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val (network, collection) = value
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val collectionId = nftSdkCollectionIdentifierConverter.convert(collection.identifier)
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val collectionId = NFTSdkCollectionIdentifierConverter.convert(collection.identifier)
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return NFTCollection(
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id = collectionId,
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network = network,
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@ -22,7 +19,7 @@ class NFTSdkCollectionConverter(
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count = collection.count,
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assets = collection.assets
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.map { asset ->
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nftSdkAssetConverter.convert(network to asset)
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NFTSdkAssetConverter.convert(network to asset)
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}
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.filter {
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it.id !is NFTAsset.Identifier.Unknown
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