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Updated on 2026-08-14

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Tangem 2022-11-30 22:13:41 +03:00
parent e47b11f29e
commit 2413e9a3b7
7 changed files with 157 additions and 1 deletions
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37
features/swap/data/src/main/java/com/tangem/feature/swap/SwapRepositoryImpl.kt
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@ -2,9 +2,12 @@ package com.tangem.feature.swap
import com.tangem.datasource.api.oneinch.OneInchApi
import com.tangem.datasource.api.tangemTech.TangemTechApi
import com.tangem.feature.swap.converters.ApproveConverter
import com.tangem.feature.swap.converters.QuotesConverter
import com.tangem.feature.swap.converters.SwapConverter
import com.tangem.feature.swap.converters.TokensConverter
import com.tangem.feature.swap.domain.SwapRepository
import com.tangem.feature.swap.domain.models.ApproveModel
import com.tangem.feature.swap.domain.models.Currency
import com.tangem.feature.swap.domain.models.QuoteModel
import com.tangem.utils.coroutines.CoroutineDispatcherProvider
@ -16,6 +19,8 @@ class SwapRepositoryImpl @Inject constructor(
private val oneInchApi: OneInchApi,
private val tokensConverter: TokensConverter,
private val quotesConverter: QuotesConverter,
private val swapConverter: SwapConverter,
private val approveConverter: ApproveConverter,
private val coroutineDispatcher: CoroutineDispatcherProvider,
) : SwapRepository {
@ -42,4 +47,36 @@ class SwapRepositoryImpl @Inject constructor(
oneInchApi.approveSpender().address
}
}
override suspend fun dataToApprove(tokenAddress: String, amount: String): ApproveModel {
return withContext(coroutineDispatcher.io) {
approveConverter.convert(oneInchApi.approveTransaction(tokenAddress, amount))
}
}
override suspend fun checkTokensSpendAllowance(tokenAddress: String, walletAddress: String): String {
return withContext(coroutineDispatcher.io) {
oneInchApi.approveAllowance(tokenAddress, walletAddress).allowance
}
}
override suspend fun prepareSwapTransaction(
fromTokenAddress: String,
toTokenAddress: String,
amount: String,
fromAddress: String,
slippage: Int,
) {
return withContext(coroutineDispatcher.io) {
swapConverter.convert(
oneInchApi.swap(
fromTokenAddress = fromTokenAddress,
toTokenAddress = toTokenAddress,
amount = amount,
fromAddress = fromAddress,
slippage = slippage,
),
)
}
}
}

17
features/swap/data/src/main/java/com/tangem/feature/swap/converters/ApproveConverter.kt Normal file
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@ -0,0 +1,17 @@
package com.tangem.feature.swap.converters
import com.tangem.datasource.api.oneinch.models.ApproveCalldataResponse
import com.tangem.feature.swap.domain.models.ApproveModel
import com.tangem.utils.converter.Converter
import javax.inject.Inject
class ApproveConverter @Inject constructor() : Converter<ApproveCalldataResponse, ApproveModel> {
override fun convert(value: ApproveCalldataResponse): ApproveModel {
return ApproveModel(
data = value.data,
gasPrice = value.gasPrice,
toAddress = value.toAddress,
)
}
}

24
features/swap/data/src/main/java/com/tangem/feature/swap/converters/SwapConverter.kt Normal file
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@ -0,0 +1,24 @@
package com.tangem.feature.swap.converters
import com.tangem.datasource.api.oneinch.models.SwapResponse
import com.tangem.feature.swap.domain.models.SwapTransactionModel
import com.tangem.utils.converter.Converter
import javax.inject.Inject
class SwapConverter @Inject constructor() : Converter<SwapResponse, SwapTransactionModel> {
override fun convert(value: SwapResponse): SwapTransactionModel {
return SwapTransactionModel(
fromTokenAddress = value.fromToken.address,
toTokenAddress = value.toToken.address,
toTokenAmount = value.fromTokenAmount,
fromTokenAmount = value.toTokenAmount,
fromWalletAddress = value.transaction.fromAddress,
toWalletAddress = value.transaction.toAddress,
data = value.transaction.data,
value = value.transaction.value,
gasPrice = value.transaction.gasPrice,
gas = value.transaction.gas,
)
}
}