fix(home): dont reprocess request payloads

Signed-off-by: Brandon McAnsh <git@bmcreations.dev>

Author: bmc08gt

app/src/main/java/com/getcode/view/main/home/HomeScan.kt

@@ -158,17 +158,22 @@ private fun HomeScan(
         mutableStateOf(deepLink)
     }
 
-    LaunchedEffect(kikCodeScannerView?.previewing, dataState.balance, deepLinkSaved, requestPayload) {
+    var requestPayloadSaved by remember(requestPayload) {
+        mutableStateOf(requestPayload)
+    }
+
+    LaunchedEffect(kikCodeScannerView?.previewing, dataState.balance, deepLinkSaved, requestPayloadSaved) {
         if (kikCodeScannerView?.previewing == true) {
             if (!deepLinkSaved.isNullOrBlank()) {
                 delay(500)
                 homeViewModel.openCashLink(deepLink)
                 deepLinkSaved = null
             }
 
-            if (!requestPayload.isNullOrBlank() && dataState.balance != null) {
+            if (!requestPayloadSaved.isNullOrBlank() && dataState.balance != null) {
                 delay(500)
                 homeViewModel.handlePaymentRequest(requestPayload)
+                requestPayloadSaved = null
             }
         }
     }

app/src/main/java/com/getcode/view/main/home/HomeViewModel.kt

@@ -1072,8 +1072,8 @@ class HomeViewModel @Inject constructor(
         }
     }
 
-    fun handlePaymentRequest(bytes: String) {
-        val data = bytes.base64EncodedData()
+    fun handlePaymentRequest(bytes: String?) {
+        val data = bytes?.base64EncodedData() ?: return
         val request = DeepLinkPaymentRequest.from(data)
         if (request != null) {
             val payload = CodePayload(