[wallet] show transaction errors to user

3 files changed, 38 insertions, 9 deletions

diff --git a/wallet/src/main/java/net/taler/wallet/transactions/TransactionAdapter.kt b/wallet/src/main/java/net/taler/wallet/transactions/TransactionAdapter.kt
index e6dad6f..d670b74 100644
--- a/wallet/src/main/java/net/taler/wallet/transactions/TransactionAdapter.kt
+++ b/wallet/src/main/java/net/taler/wallet/transactions/TransactionAdapter.kt
@@ -92,15 +92,29 @@ internal class TransactionAdapter(
 
             icon.setImageResource(transaction.icon)
             title.text = transaction.getTitle(context)
-            if (transaction is TransactionWithdrawal && !transaction.confirmed) {
+            bindExtraInfo(transaction)
+            time.text = transaction.timestamp.ms.toRelativeTime(context)
+            bindAmount(transaction)
+            pendingView.visibility = if (transaction.pending) VISIBLE else GONE
+        }
+
+        private fun bindExtraInfo(transaction: Transaction) {
+            if (transaction.error != null) {
+                extraInfoView.text =
+                    context.getString(R.string.payment_error, transaction.error.text)
+                extraInfoView.setTextColor(red)
+                extraInfoView.visibility = VISIBLE
+            } else if (transaction is TransactionWithdrawal && !transaction.confirmed) {
                 extraInfoView.setText(R.string.withdraw_waiting_confirm)
+                extraInfoView.setTextColor(amountColor)
+                extraInfoView.visibility = VISIBLE
+            } else if (transaction is TransactionPayment && transaction.status != PaymentStatus.Paid && transaction.status != PaymentStatus.Accepted) {
+                extraInfoView.setText(if (transaction.status == PaymentStatus.Aborted) R.string.payment_aborted else R.string.payment_failed)
+                extraInfoView.setTextColor(amountColor)
                 extraInfoView.visibility = VISIBLE
             } else {
                 extraInfoView.visibility = GONE
             }
-            time.text = transaction.timestamp.ms.toRelativeTime(context)
-            bindAmount(transaction)
-            pendingView.visibility = if (transaction.pending) VISIBLE else GONE
         }
 
         private fun bindAmount(transaction: Transaction) {
diff --git a/wallet/src/main/java/net/taler/wallet/transactions/Transactions.kt b/wallet/src/main/java/net/taler/wallet/transactions/Transactions.kt
index 55579cc..8567259 100644
--- a/wallet/src/main/java/net/taler/wallet/transactions/Transactions.kt
+++ b/wallet/src/main/java/net/taler/wallet/transactions/Transactions.kt
@@ -46,6 +46,7 @@ abstract class Transaction(
     val transactionId: String,
     val timestamp: Timestamp,
     val pending: Boolean,
+    val error: TransactionError? = null,
     val amountRaw: Amount,
     val amountEffective: Amount
 ) {
@@ -69,6 +70,10 @@ sealed class AmountType {
     object Neutral : AmountType()
 }
 
+class TransactionError(private val ec: Int, private val hint: String?) {
+    val text get() = if (hint == null) "$ec" else "$ec - $hint"
+}
+
 @JsonTypeName("withdrawal")
 class TransactionWithdrawal(
     transactionId: String,
@@ -77,9 +82,10 @@ class TransactionWithdrawal(
     val exchangeBaseUrl: String,
     val confirmed: Boolean,
     val bankConfirmationUrl: String?,
+    error: TransactionError? = null,
     amountRaw: Amount,
     amountEffective: Amount
-) : Transaction(transactionId, timestamp, pending, amountRaw, amountEffective) {
+) : Transaction(transactionId, timestamp, pending, error, amountRaw, amountEffective) {
     override val icon = R.drawable.transaction_withdrawal
     override val detailPageLayout = R.layout.fragment_transaction_withdrawal
     override val amountType = AmountType.Positive
@@ -94,9 +100,10 @@ class TransactionPayment(
     pending: Boolean,
     val info: TransactionInfo,
     val status: PaymentStatus,
+    error: TransactionError? = null,
     amountRaw: Amount,
     amountEffective: Amount
-) : Transaction(transactionId, timestamp, pending, amountRaw, amountEffective) {
+) : Transaction(transactionId, timestamp, pending, error, amountRaw, amountEffective) {
     override val icon = R.drawable.ic_cash_usd_outline
     override val detailPageLayout = R.layout.fragment_transaction_payment
     override val amountType = AmountType.Negative
@@ -136,15 +143,17 @@ class TransactionRefund(
     val refundedTransactionId: String,
     val info: TransactionInfo,
     val amountInvalid: Amount,
+    error: TransactionError? = null,
     amountRaw: Amount,
     amountEffective: Amount
-) : Transaction(transactionId, timestamp, pending, amountRaw, amountEffective) {
+) : Transaction(transactionId, timestamp, pending, error, amountRaw, amountEffective) {
     override val icon = R.drawable.transaction_refund
     override val detailPageLayout = R.layout.fragment_transaction_payment
     override val amountType = AmountType.Positive
     override fun getTitle(context: Context): String {
         return context.getString(R.string.transaction_refund_from, info.merchant.name)
     }
+
     override val generalTitleRes = R.string.refund_title
 }
 
@@ -156,15 +165,17 @@ class TransactionTip(
     // TODO status: TipStatus,
     val exchangeBaseUrl: String,
     val merchant: ContractMerchant,
+    error: TransactionError? = null,
     amountRaw: Amount,
     amountEffective: Amount
-) : Transaction(transactionId, timestamp, pending, amountRaw, amountEffective) {
+) : Transaction(transactionId, timestamp, pending, error, amountRaw, amountEffective) {
     override val icon = R.drawable.transaction_tip_accepted // TODO different when declined
     override val detailPageLayout = R.layout.fragment_transaction_payment
     override val amountType = AmountType.Positive
     override fun getTitle(context: Context): String {
         return context.getString(R.string.transaction_tip_from, merchant.name)
     }
+
     override val generalTitleRes = R.string.tip_title
 }
 
@@ -174,14 +185,16 @@ class TransactionRefresh(
     timestamp: Timestamp,
     pending: Boolean,
     val exchangeBaseUrl: String,
+    error: TransactionError? = null,
     amountRaw: Amount,
     amountEffective: Amount
-) : Transaction(transactionId, timestamp, pending, amountRaw, amountEffective) {
+) : Transaction(transactionId, timestamp, pending, error, amountRaw, amountEffective) {
     override val icon = R.drawable.transaction_refresh
     override val detailPageLayout = R.layout.fragment_transaction_payment
     override val amountType = AmountType.Negative
     override fun getTitle(context: Context): String {
         return context.getString(R.string.transaction_refresh)
     }
+
     override val generalTitleRes = R.string.transaction_refresh
 }
diff --git a/wallet/src/main/res/values/strings.xml b/wallet/src/main/res/values/strings.xml
index e815e9b..7d76806 100644
--- a/wallet/src/main/res/values/strings.xml
+++ b/wallet/src/main/res/values/strings.xml
@@ -87,6 +87,8 @@ GNU Taler is immune against many types of fraud, such as phishing of credit card
     <string name="payment_balance_insufficient">Balance insufficient!</string>
     <string name="payment_show_details">Show Details</string>
     <string name="payment_hide_details">Hide Details</string>
+    <string name="payment_aborted">Aborted</string>
+    <string name="payment_failed">Failed</string>
     <string name="payment_initiated">Payment initiated</string>
     <string name="payment_already_paid_title">Already paid</string>
     <string name="payment_already_paid">You\'ve already paid for this purchase.</string>