SEND063

frontend/pweb/lib/utils/payment/operation_code.dart

@@ -0,0 +1,23 @@
+class OperationCodePair {
+  final String operation;
+  final String action;
+
+  const OperationCodePair({required this.operation, required this.action});
+}
+
+OperationCodePair? parseOperationCodePair(String? code) {
+  final normalized = code?.trim().toLowerCase();
+  if (normalized == null || normalized.isEmpty) return null;
+
+  final parts = normalized.split('.').where((part) => part.isNotEmpty).toList();
+  if (parts.length >= 4 && (parts.first == 'hop' || parts.first == 'edge')) {
+    return OperationCodePair(operation: parts[2], action: parts[3]);
+  }
+  if (parts.length >= 2) {
+    return OperationCodePair(
+      operation: parts[parts.length - 2],
+      action: parts.last,
+    );
+  }
+  return null;
+}