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diff --git a/wallet/src/main/java/net/taler/wallet/withdraw/ExchangeFees.kt b/wallet/src/main/java/net/taler/wallet/withdraw/ExchangeFees.kt
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+/*
+ * This file is part of GNU Taler
+ * (C) 2020 Taler Systems S.A.
+ *
+ * GNU Taler is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3, or (at your option) any later version.
+ *
+ * GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
+ */
+
+package net.taler.wallet.withdraw
+
+import net.taler.common.Amount
+import net.taler.common.Timestamp
+import org.json.JSONObject
+
+data class CoinFee(
+ val coin: Amount,
+ val feeDeposit: Amount,
+ val feeRefresh: Amount,
+ val feeRefund: Amount,
+ val feeWithdraw: Amount
+)
+
+data class CoinFees(
+ val quantity: Int,
+ val coinFee: CoinFee
+)
+
+data class WireFee(
+ val start: Timestamp,
+ val end: Timestamp,
+ val wireFee: Amount,
+ val closingFee: Amount
+)
+
+data class ExchangeFees(
+ val withdrawFee: Amount,
+ val overhead: Amount,
+ val earliestDepositExpiration: Timestamp,
+ val coinFees: List<CoinFees>,
+ val wireFees: List<WireFee>
+) {
+ companion object {
+ fun fromExchangeWithdrawDetailsJson(json: JSONObject): ExchangeFees {
+ val earliestDepositExpiration =
+ json.getJSONObject("earliestDepositExpiration").getLong("t_ms")
+
+ val selectedDenoms = json.getJSONArray("selectedDenoms")
+ val coinFees = HashMap<CoinFee, Int>(selectedDenoms.length())
+ for (i in 0 until selectedDenoms.length()) {
+ val denom = selectedDenoms.getJSONObject(i)
+ val coinFee = CoinFee(
+ coin = Amount.fromJsonObject(denom.getJSONObject("value")),
+ feeDeposit = Amount.fromJsonObject(denom.getJSONObject("feeDeposit")),
+ feeRefresh = Amount.fromJsonObject(denom.getJSONObject("feeRefresh")),
+ feeRefund = Amount.fromJsonObject(denom.getJSONObject("feeRefund")),
+ feeWithdraw = Amount.fromJsonObject(denom.getJSONObject("feeWithdraw"))
+ )
+ coinFees[coinFee] = (coinFees[coinFee] ?: 0) + 1
+ }
+
+ val wireFeesJson = json.getJSONObject("wireFees")
+ val feesForType = wireFeesJson.getJSONObject("feesForType")
+ val bankFees = feesForType.getJSONArray("x-taler-bank")
+ val wireFees = ArrayList<WireFee>(bankFees.length())
+ for (i in 0 until bankFees.length()) {
+ val fee = bankFees.getJSONObject(i)
+ val startStamp =
+ fee.getJSONObject("startStamp").getLong("t_ms")
+ val endStamp =
+ fee.getJSONObject("endStamp").getLong("t_ms")
+ val wireFee = WireFee(
+ start = Timestamp(startStamp),
+ end = Timestamp(endStamp),
+ wireFee = Amount.fromJsonObject(fee.getJSONObject("wireFee")),
+ closingFee = Amount.fromJsonObject(fee.getJSONObject("closingFee"))
+ )
+ wireFees.add(wireFee)
+ }
+
+ return ExchangeFees(
+ withdrawFee = Amount.fromJsonObject(json.getJSONObject("withdrawFee")),
+ overhead = Amount.fromJsonObject(json.getJSONObject("overhead")),
+ earliestDepositExpiration = Timestamp(earliestDepositExpiration),
+ coinFees = coinFees.map { (coinFee, quantity) ->
+ CoinFees(quantity, coinFee)
+ },
+ wireFees = wireFees
+ )
+ }
+ }
+}