From 675bcd3927d7188209a17487fa34e807b7905ae8 Mon Sep 17 00:00:00 2001
From: abhishek818 <abhishekguptaatweb17@gmail.com>
Date: Sat, 18 Jan 2025 18:34:27 +0530
Subject: [PATCH] serialize payment account payload to comma delimited string

---
 .../haveno/core/payment/PaymentAccount.java   | 24 +++++++++++++------
 1 file changed, 17 insertions(+), 7 deletions(-)

diff --git a/core/src/main/java/haveno/core/payment/PaymentAccount.java b/core/src/main/java/haveno/core/payment/PaymentAccount.java
index 8dda8fdedd..06bcff9012 100644
--- a/core/src/main/java/haveno/core/payment/PaymentAccount.java
+++ b/core/src/main/java/haveno/core/payment/PaymentAccount.java
@@ -342,7 +342,22 @@ public void revertChanges() {
 
     public String toJson() {
         Map<String, Object> jsonMap = new HashMap<String, Object>();
-        if (paymentAccountPayload != null) jsonMap.putAll(gsonBuilder.create().fromJson(paymentAccountPayload.toJson(), (Type) Object.class));
+
+        if (paymentAccountPayload != null) {
+            Map<String, Object> payloadMap = gsonBuilder.create().fromJson(paymentAccountPayload.toJson(), (Type) Object.class);
+            for (Map.Entry<String, Object> entry : payloadMap.entrySet()) {
+                Object value = entry.getValue();
+                if (value instanceof List) {
+                    String commaDelimitedString = ((List<?>) value).stream()
+                            .map(Object::toString)
+                            .collect(Collectors.joining(","));
+                    jsonMap.put(entry.getKey(), commaDelimitedString);
+                } else {
+                    jsonMap.put(entry.getKey(), value);
+                }
+            }
+        }
+
         jsonMap.put("accountName", getAccountName());
         jsonMap.put("accountId", getId());
         if (paymentAccountPayload != null) jsonMap.put("salt", getSaltAsHex());
@@ -388,12 +403,7 @@ public PaymentAccountForm toForm() {
         PaymentAccountForm form = new PaymentAccountForm(PaymentAccountForm.FormId.valueOf(paymentMethod.getId()));
         for (PaymentAccountFormField.FieldId fieldId : getInputFieldIds()) {
             PaymentAccountFormField field = getEmptyFormField(fieldId);
-            Object value = jsonMap.get(HavenoUtils.toCamelCase(field.getId().toString()));
-            if (value instanceof List) { // TODO: list should already be serialized to comma delimited string in PaymentAccount.toJson() (PaymentAccountTypeAdapter?)
-                field.setValue(String.join(",", (List<String>) value));
-            } else {
-                field.setValue((String) value);
-            }
+            field.setValue((String) jsonMap.get(HavenoUtils.toCamelCase(field.getId().toString())));
             form.getFields().add(field);
         }
         return form;