fix: carry package count into inbound snapshot

order/src/main/java/com/baiyue/order/client/FirstlegInboundClient.java

@@ -35,7 +35,7 @@ public interface FirstlegInboundClient {
         Long carrierId, String carrierName, String taxMode, String pricingTaxMode, String containerMode,
         Boolean customsInspection, String destinationType, Long destinationWarehouseId,
         String destinationCode, String destinationName, String publicRemark,
-        String expressCompanyName, String expressTrackingNo
+        String expressCompanyName, String expressTrackingNo, Integer totalPackageCount
     ) {
     }
 }

order/src/main/java/com/baiyue/order/service/OrderApplicationService.java

@@ -425,7 +425,7 @@ public class OrderApplicationService {
         event.setEventType(target == OrderStatus.APPROVED ? "FIRST_LEG_ORDER_APPROVED" : "FIRST_LEG_ORDER_CANCELLED");
         try {
             event.setPayloadJson(target == OrderStatus.APPROVED
-                ? json.writeValueAsString(inboundCommand(order))
+                ? json.writeValueAsString(inboundCommand(order, totalPackageCount(order)))
                 : json.writeValueAsString(Map.of("tenantId", order.getTenantId(), "orderId", order.getId(),
                     "orderNo", order.getOrderNo(), "status", target.name())));
         } catch (JsonProcessingException exception) { throw new BizException("Cannot serialize order event"); }
@@ -433,6 +433,10 @@ public class OrderApplicationService {
         repository.insertOutbox(event);
     }
     static FirstlegInboundClient.OrderApprovedInboundCommand inboundCommand(OrderEntity order) {
+        return inboundCommand(order, null);
+    }
+    static FirstlegInboundClient.OrderApprovedInboundCommand inboundCommand(OrderEntity order,
+                                                                             Integer totalPackageCount) {
         return new FirstlegInboundClient.OrderApprovedInboundCommand(
             order.getTenantId(), order.getId(), order.getOrderNo(), order.getInboundCode(),
             order.getCustomerId(), order.getCustomerName(),
@@ -443,7 +447,18 @@ public class OrderApplicationService {
             order.getTaxMode(), order.getPricingTaxMode(),
             order.getContainerMode(), order.getCustomsInspection(), order.getDestinationType(),
             order.getDestinationWarehouseId(), order.getAmazonWarehouseCode(), order.getDestinationWarehouseName(),
-            order.getCustomerRemark(), order.getExpressCompany(), order.getExpressTrackingNo());
+            order.getCustomerRemark(), order.getExpressCompany(), order.getExpressTrackingNo(), totalPackageCount);
+    }
+    private int totalPackageCount(OrderEntity order) {
+        long total = repository.findCargo(order.getTenantId(), order.getId()).stream()
+            .map(com.baiyue.order.entity.OrderCargoEntity::getPackageCount)
+            .filter(java.util.Objects::nonNull)
+            .mapToLong(Integer::longValue)
+            .sum();
+        if (total < 1 || total > 1_000_000) {
+            throw new BizException("订单货物总箱数必须为1至1000000箱");
+        }
+        return (int) total;
     }
     private String nextNo(long orderId) {
         return "FL" + orderId;

order/src/main/java/com/baiyue/order/service/OrderInboundOutboxPublisher.java

@@ -55,7 +55,7 @@ public class OrderInboundOutboxPublisher {
                     failPermanently(event, "order snapshot is unavailable");
                     continue;
                 }
-                command = OrderApplicationService.inboundCommand(order);
+                command = OrderApplicationService.inboundCommand(order, totalPackageCount(order));
                 if (incomplete(command)) {
                     failPermanently(event, "rebuilt order snapshot is incomplete");
                     continue;
@@ -77,7 +77,17 @@ public class OrderInboundOutboxPublisher {
         return command.orderNo() == null || command.orderNo().isBlank()
             || command.inboundCode() == null || command.inboundCode().isBlank()
             || command.customerName() == null || command.customerName().isBlank()
-            || command.warehouseId() == null || command.warehouseId() <= 0;
+            || command.warehouseId() == null || command.warehouseId() <= 0
+            || command.totalPackageCount() == null || command.totalPackageCount() < 1;
+    }
+
+    private int totalPackageCount(com.baiyue.order.entity.OrderEntity order) {
+        long total = repository.findCargo(order.getTenantId(), order.getId()).stream()
+            .map(com.baiyue.order.entity.OrderCargoEntity::getPackageCount)
+            .filter(java.util.Objects::nonNull)
+            .mapToLong(Integer::longValue)
+            .sum();
+        return total > 0 && total <= 1_000_000 ? (int) total : 0;
     }
 
     private void failPermanently(OutboxEventEntity event, String reason) {