fix: support id-only overseas destinations

lastleg-service/src/main/java/com/baiyue/lastleg/inboundplan/pda/service/InboundStockReceiptService.java

@@ -188,8 +188,11 @@ public class InboundStockReceiptService {
         if (packages <= 0 || pallet.getWarehousePalletId() == null) {
             throw conflict("Stock-in requires picked packages and an assigned warehouse pallet");
         }
-        String destinationCode = required(first(line.getDestinationWarehouseCode(), order.getFbaWarehouseCode()),
-            "Destination warehouse code is required for stock-in");
+        String destinationCode = first(line.getDestinationWarehouseCode(), order.getFbaWarehouseCode());
+        if (destinationCode == null && trim(line.getDestinationWarehouseId()) == null) {
+            throw conflict("Destination warehouse ID or code is required for stock-in");
+        }
+        if (destinationCode == null) destinationCode = "";
         String operationKey = "PDA_STOCK_IN:" + task.getId() + ":" + allocation.getId() + ":" + sku.skuCode();
         String overseasWarehouseId = required(order.getOverseasWarehouseId(),
             "Actual overseas warehouse is required for stock-in");

lastleg-service/src/main/java/com/baiyue/lastleg/inventory/command/dto/InventoryCommandRequests.java

@@ -17,7 +17,7 @@ public final class InventoryCommandRequests {
         String overseasWarehouseCode,
         String overseasWarehouseName,
         String destinationWarehouseId,
-        @NotBlank String destinationWarehouseCode,
+        String destinationWarehouseCode,
         String destinationWarehouseName,
         @NotNull Long inboundOrderId,
         @NotBlank String inboundOrderNo,
@@ -44,7 +44,7 @@ public final class InventoryCommandRequests {
         String overseasWarehouseCode,
         String overseasWarehouseName,
         String destinationWarehouseId,
-        @NotBlank String destinationWarehouseCode,
+        String destinationWarehouseCode,
         String destinationWarehouseName,
         @NotNull Long inboundOrderId,
         @NotBlank String inboundOrderNo,

lastleg-service/src/main/java/com/baiyue/lastleg/inventory/command/service/InventoryCommandService.java

@@ -233,8 +233,14 @@ public class InventoryCommandService {
                                      String inboundCode, String requestedSkuCode, String productNameZh,
                                      String productNameEn) {
         String skuCode = sku(requestedSkuCode);
+        String destinationId = trim(destinationWarehouseId);
+        String destinationCode = trim(destinationWarehouseCode);
+        if (destinationId == null && destinationCode == null) {
+            throw badRequest("Destination warehouse ID or code is required");
+        }
+        if (destinationCode == null) destinationCode = "";
         InventoryBalance balance = balances.lockDimension(customerId, overseasWarehouseId,
-            destinationWarehouseCode, inboundOrderId, inboundCode);
+            destinationCode, inboundOrderId, inboundCode);
         if (balance != null) {
             mergeSkuSnapshot(balance, skuCode);
             return balance;
@@ -246,8 +252,8 @@ public class InventoryCommandService {
         balance.setOverseasWarehouseId(overseasWarehouseId.trim());
         balance.setOverseasWarehouseCode(trim(overseasWarehouseCode));
         balance.setOverseasWarehouseName(trim(overseasWarehouseName));
-        balance.setDestinationWarehouseId(trim(destinationWarehouseId));
-        balance.setDestinationWarehouseCode(destinationWarehouseCode.trim());
+        balance.setDestinationWarehouseId(destinationId);
+        balance.setDestinationWarehouseCode(destinationCode);
         balance.setDestinationWarehouseName(trim(destinationWarehouseName));
         balance.setInboundOrderId(inboundOrderId);
         balance.setInboundOrderNo(inboundOrderNo.trim());
@@ -264,7 +270,7 @@ public class InventoryCommandService {
             return balance;
         } catch (DuplicateKeyException exception) {
             InventoryBalance concurrent = balances.lockDimension(customerId, overseasWarehouseId,
-                destinationWarehouseCode, inboundOrderId, inboundCode);
+                destinationCode, inboundOrderId, inboundCode);
             if (concurrent != null) {
                 mergeSkuSnapshot(concurrent, skuCode);
                 return concurrent;

lastleg-service/src/test/java/com/baiyue/lastleg/inventory/command/InventoryCommandServiceTest.java

@@ -92,6 +92,22 @@ class InventoryCommandServiceTest {
         verify(ledgers).insert(any(InventoryLedger.class));
     }
 
+    @Test
+    void registersIdOnlyOverseasDestinationWithoutInventingAWarehouseCode() {
+        when(balances.lockDimension("100", "WH-1", "", 101L, "IN-CODE-1")).thenReturn(null);
+        InventoryCommandRequests.InTransit request = new InventoryCommandRequests.InTransit(
+            "Customer 100", "WH-1", "WH1", "Warehouse 1", "DEST-OVERSEAS", null,
+            "New York warehouse", 101L, "IN-1", "IN-CODE-1", "SKU-1", "Product 1", null,
+            1, "ORD-1", "EVT-1", "transit-id-only", null);
+
+        service.registerInTransit("100", "SYSTEM", request);
+
+        ArgumentCaptor<InventoryBalance> inserted = ArgumentCaptor.forClass(InventoryBalance.class);
+        verify(balances).insert(inserted.capture());
+        assertEquals("DEST-OVERSEAS", inserted.getValue().getDestinationWarehouseId());
+        assertEquals("", inserted.getValue().getDestinationWarehouseCode());
+    }
+
     @Test
     void stockInTransfersPackagesFromInTransitToAvailable() {
         InventoryBalance balance = balance(200L, 0);