1 files changed, 135 insertions, 0 deletions
diff --git a/wallet/src/main/java/net/taler/wallet/transactions/TransactionPeerFragment.kt b/wallet/src/main/java/net/taler/wallet/transactions/TransactionPeerFragment.kt
new file mode 100644
index 0000000..27809a7
--- /dev/null
+++ b/wallet/src/main/java/net/taler/wallet/transactions/TransactionPeerFragment.kt
@@ -0,0 +1,135 @@
+/*
+ * This file is part of GNU Taler
+ * (C) 2022 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.transactions
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.livedata.observeAsState
+import androidx.compose.ui.Alignment.Companion.CenterHorizontally
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.ComposeView
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.colorResource
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import net.taler.common.Amount
+import net.taler.common.CurrencySpecification
+import net.taler.common.toAbsoluteTime
+import net.taler.wallet.R
+import net.taler.wallet.compose.TalerSurface
+import net.taler.wallet.peer.TransactionPeerPullCreditComposable
+import net.taler.wallet.peer.TransactionPeerPullDebitComposable
+import net.taler.wallet.peer.TransactionPeerPushCreditComposable
+import net.taler.wallet.peer.TransactionPeerPushDebitComposable
+
+class TransactionPeerFragment : TransactionDetailFragment() {
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?,
+    ): View = ComposeView(requireContext()).apply {
+        setContent {
+            TalerSurface {
+                val t = transactionManager.selectedTransaction.observeAsState(null).value
+                if (t != null) TransactionPeerComposable(t, devMode,
+                    balanceManager.getSpecForCurrency(t.amountRaw.currency),
+                ) {
+                    onTransitionButtonClicked(t, it)
+                }
+            }
+        }
+    }
+}
+
+@Composable
+fun TransactionPeerComposable(
+    t: Transaction,
+    devMode: Boolean,
+    spec: CurrencySpecification?,
+    onTransition: (t: TransactionAction) -> Unit,
+) {
+    val scrollState = rememberScrollState()
+    Column(
+        modifier = Modifier
+            .fillMaxWidth()
+            .verticalScroll(scrollState),
+        horizontalAlignment = CenterHorizontally,
+    ) {
+        val context = LocalContext.current
+        Text(
+            modifier = Modifier.padding(16.dp),
+            text = t.timestamp.ms.toAbsoluteTime(context).toString(),
+            style = MaterialTheme.typography.bodyLarge,
+        )
+        when (t) {
+            is TransactionPeerPullCredit -> TransactionPeerPullCreditComposable(t, spec)
+            is TransactionPeerPushCredit -> TransactionPeerPushCreditComposable(t, spec)
+            is TransactionPeerPullDebit -> TransactionPeerPullDebitComposable(t, spec)
+            is TransactionPeerPushDebit -> TransactionPeerPushDebitComposable(t, spec)
+            else -> error("unexpected transaction: ${t::class.simpleName}")
+        }
+        TransitionsComposable(t, devMode, onTransition)
+        if (devMode && t.error != null) {
+            ErrorTransactionButton(error = t.error!!)
+        }
+    }
+}
+
+@Composable
+fun TransactionAmountComposable(label: String, amount: Amount, amountType: AmountType) {
+    Text(
+        modifier = Modifier.padding(top = 16.dp, start = 16.dp, end = 16.dp),
+        text = label,
+        style = MaterialTheme.typography.bodyMedium,
+    )
+    Text(
+        modifier = Modifier.padding(top = 8.dp, start = 16.dp, end = 16.dp, bottom = 16.dp),
+        text = amount.toString(negative = amountType == AmountType.Negative),
+        fontSize = 24.sp,
+        color = when (amountType) {
+            AmountType.Positive -> colorResource(R.color.green)
+            AmountType.Negative -> MaterialTheme.colorScheme.error
+            AmountType.Neutral -> Color.Unspecified
+        },
+    )
+}
+
+@Composable
+fun TransactionInfoComposable(label: String, info: String) {
+    Text(
+        modifier = Modifier.padding(top = 16.dp, start = 16.dp, end = 16.dp),
+        text = label,
+        style = MaterialTheme.typography.bodyMedium,
+    )
+    Text(
+        modifier = Modifier.padding(top = 8.dp, start = 16.dp, end = 16.dp, bottom = 16.dp),
+        text = info,
+        fontSize = 24.sp,
+    )
+}