Send guest details to Razorpay

src/main/kotlin/com/android/trisolarisserver/controller/RazorpayPaymentLinksController.kt

@@ -83,6 +83,10 @@ class RazorpayPaymentLinksController(
             )
         }
 
+        val guest = booking.primaryGuest
+        val guestName = guest?.name?.trim()?.ifBlank { null }
+        val guestPhone = guest?.phoneE164?.trim()?.ifBlank { null }
+
         val notes = mapOf(
             "bookingId" to bookingId.toString(),
             "propertyId" to propertyId.toString()
@@ -96,6 +100,12 @@ class RazorpayPaymentLinksController(
             // Razorpay requires reference_id to be unique per active link
             "reference_id" to "bk_${bookingId.toString().replace("-", "").take(12)}_${OffsetDateTime.now().toEpochSecond()}"
         )
+        if (guestName != null || guestPhone != null) {
+            val customer = linkedMapOf<String, Any>()
+            guestName?.let { customer["name"] = it }
+            guestPhone?.let { customer["contact"] = it }
+            payload["customer"] = customer
+        }
         parseExpiryEpoch(request.expiryDate)?.let { payload["expire_by"] = it }
         request.isPartialPaymentAllowed?.let { payload["partial_payment"] = it }
         request.minAmountForCustomer?.let { payload["first_min_partial_amount"] = it * 100 }

src/main/kotlin/com/android/trisolarisserver/controller/RazorpayQrPayments.kt

@@ -95,10 +95,15 @@ class RazorpayQrPayments(
 
         val expirySeconds = request.expirySeconds ?: request.expiryMinutes?.let { it * 60 } ?: 600
         val expiresAt = expirySeconds?.let { OffsetDateTime.now().plusSeconds(it.toLong()) }
-        val notes = mapOf(
+        val guest = booking.primaryGuest
+        val guestName = guest?.name?.trim()?.ifBlank { null }
+        val guestPhone = guest?.phoneE164?.trim()?.ifBlank { null }
+        val notes = linkedMapOf(
             "bookingId" to bookingId.toString(),
             "propertyId" to propertyId.toString()
         )
+        guestName?.let { notes["guestName"] = it }
+        guestPhone?.let { notes["guestPhone"] = it }
 
         val payload = linkedMapOf<String, Any>(
             "type" to "upi_qr",