1 files changed, 112 insertions, 0 deletions
diff --git a/wallet/src/main/java/net/taler/wallet/withdraw/manual/TransferBitcoin.kt b/wallet/src/main/java/net/taler/wallet/withdraw/manual/TransferBitcoin.kt
new file mode 100644
index 0000000..c21ca7e
--- /dev/null
+++ b/wallet/src/main/java/net/taler/wallet/withdraw/manual/TransferBitcoin.kt
@@ -0,0 +1,112 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2023 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.manual
+
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment.Companion.CenterHorizontally
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import net.taler.common.Amount
+import net.taler.wallet.R
+import net.taler.wallet.compose.CopyToClipboardButton
+import net.taler.wallet.withdraw.TransferData
+
+@Composable
+fun TransferBitcoin(
+    transfer: TransferData.Bitcoin,
+    transactionAmountRaw: Amount,
+    transactionAmountEffective: Amount,
+) {
+    Column(
+        modifier = Modifier.padding(all = 16.dp),
+        horizontalAlignment = CenterHorizontally,
+    ) {
+        Text(
+            text = stringResource(R.string.withdraw_manual_bitcoin_intro),
+            style = MaterialTheme.typography.bodyLarge,
+            modifier = Modifier
+                .padding(vertical = 8.dp)
+        )
+
+        BitcoinSegwitAddresses(
+            amount = transfer.amountRaw,
+            address = transfer.account,
+            segwitAddresses = transfer.segwitAddresses,
+        )
+
+        transfer.withdrawalAccount.transferAmount?.let { amount ->
+            WithdrawalAmountTransfer(
+                amountRaw = transactionAmountRaw,
+                amountEffective = transactionAmountEffective,
+                conversionAmountRaw = amount.withSpec(
+                    transfer.withdrawalAccount.currencySpecification,
+                ),
+            )
+        }
+    }
+}
+
+@Composable
+fun BitcoinSegwitAddresses(amount: Amount, address: String, segwitAddresses: List<String>) {
+    Column {
+        val allSegwitAddresses = listOf(address) + segwitAddresses
+        for (segwitAddress in allSegwitAddresses) {
+            Row(modifier = Modifier.padding(vertical = 8.dp)) {
+                Column(modifier = Modifier.weight(0.3f)) {
+                    Text(
+                        text = segwitAddress,
+                        fontWeight = FontWeight.Normal,
+                        fontFamily = FontFamily.Monospace,
+                        style = MaterialTheme.typography.bodySmall,
+                    )
+                    Text(
+                        text = if (segwitAddress == address)
+                            amount.withCurrency("BTC").toString()
+                        else SEGWIT_MIN.toString(),
+                        style = MaterialTheme.typography.bodyLarge,
+                        fontWeight = FontWeight.Bold,
+                    )
+                }
+            }
+        }
+
+        CopyToClipboardButton(
+            modifier = Modifier
+                .padding(top = 16.dp, start = 6.dp, end = 6.dp)
+                .align(CenterHorizontally),
+            label = "Bitcoin",
+            content = getCopyText(amount, address, segwitAddresses),
+        )
+    }
+}
+
+private val SEGWIT_MIN = Amount("BTC", 0, 294)
+
+private fun getCopyText(amount: Amount, addr: String, segwitAddresses: List<String>): String {
+    val sr = segwitAddresses.joinToString(separator = "\n") { s ->
+        "\n$s ${SEGWIT_MIN}\n"
+    }
+    return "$addr ${amount.withCurrency("BTC")}\n$sr"
+}
+\ No newline at end of file