From 21c79819fa6aad2bf9c68bd03faa273ff450ca56 Mon Sep 17 00:00:00 2001
From: Torsten Grote <t@grobox.de>
Date: Fri, 5 Feb 2021 13:49:51 -0300
Subject: [pos] Remove QR code once order has been claimed

---
 .../java/net/taler/merchantpos/payment/Payment.kt    |  1 +
 .../net/taler/merchantpos/payment/PaymentManager.kt  | 19 ++++++++++++-------
 .../merchantpos/payment/ProcessPaymentFragment.kt    | 20 ++++++++++++--------
 merchant-terminal/src/main/res/values/strings.xml    |  1 +
 4 files changed, 26 insertions(+), 15 deletions(-)

(limited to 'merchant-terminal')

diff --git a/merchant-terminal/src/main/java/net/taler/merchantpos/payment/Payment.kt b/merchant-terminal/src/main/java/net/taler/merchantpos/payment/Payment.kt
index 9200ced..b3ff14b 100644
--- a/merchant-terminal/src/main/java/net/taler/merchantpos/payment/Payment.kt
+++ b/merchant-terminal/src/main/java/net/taler/merchantpos/payment/Payment.kt
@@ -24,6 +24,7 @@ data class Payment(
     val currency: String,
     val orderId: String? = null,
     val talerPayUri: String? = null,
+    val claimed: Boolean = false,
     val paid: Boolean = false,
     val error: String? = null
 )
diff --git a/merchant-terminal/src/main/java/net/taler/merchantpos/payment/PaymentManager.kt b/merchant-terminal/src/main/java/net/taler/merchantpos/payment/PaymentManager.kt
index b017726..98161db 100644
--- a/merchant-terminal/src/main/java/net/taler/merchantpos/payment/PaymentManager.kt
+++ b/merchant-terminal/src/main/java/net/taler/merchantpos/payment/PaymentManager.kt
@@ -46,7 +46,7 @@ class PaymentManager(
     private val context: Context,
     private val configManager: ConfigManager,
     private val scope: CoroutineScope,
-    private val api: MerchantApi
+    private val api: MerchantApi,
 ) {
 
     private val mPayment = MutableLiveData<Payment>()
@@ -89,12 +89,17 @@ class PaymentManager(
             assertUiThread()
             if (!isActive) return@handle // don't continue if job was cancelled
             val currentValue = requireNotNull(mPayment.value)
-            if (response.paid) {
-                mPayment.value = currentValue.copy(paid = true)
-                checkTimer.cancel()
-            } else if (currentValue.talerPayUri == null) {
-                response as CheckPaymentResponse.Unpaid
-                mPayment.value = currentValue.copy(talerPayUri = response.talerPayUri)
+            when (response) {
+                is CheckPaymentResponse.Unpaid -> {
+                    mPayment.value = currentValue.copy(talerPayUri = response.talerPayUri)
+                }
+                is CheckPaymentResponse.Claimed -> {
+                    mPayment.value = currentValue.copy(claimed = true)
+                }
+                is CheckPaymentResponse.Paid -> {
+                    mPayment.value = currentValue.copy(paid = true)
+                    checkTimer.cancel()
+                }
             }
         }
     }
diff --git a/merchant-terminal/src/main/java/net/taler/merchantpos/payment/ProcessPaymentFragment.kt b/merchant-terminal/src/main/java/net/taler/merchantpos/payment/ProcessPaymentFragment.kt
index dc5d554..201c9cf 100644
--- a/merchant-terminal/src/main/java/net/taler/merchantpos/payment/ProcessPaymentFragment.kt
+++ b/merchant-terminal/src/main/java/net/taler/merchantpos/payment/ProcessPaymentFragment.kt
@@ -45,8 +45,8 @@ class ProcessPaymentFragment : Fragment() {
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View? {
+        savedInstanceState: Bundle?,
+    ): View {
         ui = FragmentProcessPaymentBinding.inflate(inflater, container, false)
         return ui.root
     }
@@ -79,18 +79,22 @@ class ProcessPaymentFragment : Fragment() {
             navigate(actionProcessPaymentToPaymentSuccess())
             return
         }
+        if (payment.claimed) {
+            ui.qrcodeView.fadeOut()
+            ui.payIntroView.setText(R.string.payment_claimed)
+        } else {
+            payment.talerPayUri?.let {
+                ui.qrcodeView.setImageBitmap(makeQrCode(it))
+                ui.qrcodeView.fadeIn()
+                ui.progressBar.fadeOut()
+            }
+        }
         ui.payIntroView.fadeIn()
         ui.amountView.text = payment.order.total.toString()
         payment.orderId?.let {
             ui.orderRefView.text = getString(R.string.payment_order_id, it)
             ui.orderRefView.fadeIn()
         }
-        payment.talerPayUri?.let {
-            val qrcodeBitmap = makeQrCode(it)
-            ui.qrcodeView.setImageBitmap(qrcodeBitmap)
-            ui.qrcodeView.fadeIn()
-            ui.progressBar.fadeOut()
-        }
     }
 
     private fun onPaymentCancel() {
diff --git a/merchant-terminal/src/main/res/values/strings.xml b/merchant-terminal/src/main/res/values/strings.xml
index bee3cd4..f06866d 100644
--- a/merchant-terminal/src/main/res/values/strings.xml
+++ b/merchant-terminal/src/main/res/values/strings.xml
@@ -38,6 +38,7 @@
 
     <string name="payment_intro_nfc">Please let customer scan QR Code or use NFC to pay.</string>
     <string name="payment_intro">Please let customer scan QR Code to pay.</string>
+    <string name="payment_claimed">Waiting for customer to confirm payment…</string>
     <string name="payment_cancel">Cancel payment</string>
     <string name="payment_received">Payment received</string>
     <string name="payment_back_button">Continue</string>
-- 
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